Version 1.8.0

Fix debugString for variable-length fields
update site version to 1.8.0
2013-06-25 12:39:13 -05:00 · 2013-06-25 12:37:41 -05:00 · 2013-06-12 13:18:05 -05:00 · 2013-06-12 13:17:34 -05:00 · 2013-06-12 13:17:18 -05:00 · 2013-06-12 13:16:28 -05:00
37 changed files with 1346 additions and 383 deletions
@@ -1,4 +1,5 @@
 target
-.idea
 .gradle
 build
+out
+*.iws
@@ -1,7 +1,7 @@
 apply plugin:'java'
 apply plugin: 'maven'
 defaultTasks 'build'
-version='1.6.0'
+version='1.8.0'
 description='Java implementation of the ISO 8583 protocol, focused on making the creation, edition and reading of ISO8583 messages as simple and flexible as possible.'
 sourceCompatibility=6
 targetCompatibility=6
@@ -17,9 +17,9 @@ configurations {
 }

 dependencies {
-	compile 'org.slf4j:slf4j-api:1.7.2'
+	compile 'org.slf4j:slf4j-api:1.7.5'
 	testCompile 'junit:junit:4.11'
-	testRuntime 'org.slf4j:slf4j-simple:1.7.2'
+	testRuntime 'org.slf4j:slf4j-simple:1.7.5'
 }

 tasks.javadoc.options.use=true
@@ -34,6 +34,11 @@ task sourcesJar(type:Jar) {
 	classifier='sources'
 }

+tasks.withType(Compile) { Compile compile ->
+	compile.options.debug = true
+	compile.options.compilerArgs = ['-Xlint:all']
+}
+
 artifacts {
 	archives javadocJar
 	archives sourcesJar
@@ -3,19 +3,18 @@
  <component name="NewModuleRootManager" inherit-compiler-output="true">
    <exclude-output />
    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" isTestSource="false" />
      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" isTestSource="false" />
      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/resources" isTestSource="true" />
      <excludeFolder url="file://$MODULE_DIR$/.gradle" />
      <excludeFolder url="file://$MODULE_DIR$/build" />
-      <excludeFolder url="file://$MODULE_DIR$/target" />
    </content>
    <orderEntry type="inheritedJdk" />
    <orderEntry type="sourceFolder" forTests="false" />
    <orderEntry type="library" name="slf4j" level="application" />
    <orderEntry type="library" scope="TEST" name="jUnit" level="application" />
-    <orderEntry type="library" scope="TEST" name="slf4j-runtime" level="application" />
+    <orderEntry type="library" scope="RUNTIME" name="slf4j-runtime" level="application" />
  </component>
 </module>

@@ -0,0 +1,299 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <option name="DEFAULT_COMPILER" value="Javac" />
+    <resourceExtensions />
+    <wildcardResourcePatterns>
+      <entry name="?*.properties" />
+      <entry name="?*.xml" />
+      <entry name="?*.gif" />
+      <entry name="?*.png" />
+      <entry name="?*.jpeg" />
+      <entry name="?*.jpg" />
+      <entry name="?*.html" />
+      <entry name="?*.dtd" />
+      <entry name="?*.tld" />
+      <entry name="?*.ftl" />
+    </wildcardResourcePatterns>
+    <annotationProcessing>
+      <profile default="true" name="Default" enabled="false">
+        <processorPath useClasspath="true" />
+      </profile>
+    </annotationProcessing>
+  </component>
+  <component name="CopyrightManager" default="">
+    <module2copyright />
+  </component>
+  <component name="DependencyValidationManager">
+    <option name="SKIP_IMPORT_STATEMENTS" value="false" />
+  </component>
+  <component name="Encoding" useUTFGuessing="true" native2AsciiForPropertiesFiles="false" />
+  <component name="EntryPointsManager">
+    <entry_points version="2.0" />
+  </component>
+  <component name="GradleLocalSettings">
+    <option name="availableTasks">
+      <set>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles the outputs of this project." />
+          <option name="name" value="assemble" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles and tests this project." />
+          <option name="name" value="build" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles and tests this project and all projects that depend on it." />
+          <option name="name" value="buildDependents" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles and tests this project and all projects it depends on." />
+          <option name="name" value="buildNeeded" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Runs all checks." />
+          <option name="name" value="check" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles the main classes." />
+          <option name="name" value="classes" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Deletes the build directory." />
+          <option name="name" value="clean" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Compiles the main Java source." />
+          <option name="name" value="compileJava" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Compiles the test Java source." />
+          <option name="name" value="compileTestJava" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles a jar archive containing the main classes." />
+          <option name="name" value="jar" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Generates Javadoc API documentation for the main source code." />
+          <option name="name" value="javadoc" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Processes the main resources." />
+          <option name="name" value="processResources" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Processes the test resources." />
+          <option name="name" value="processTestResources" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Runs the unit tests." />
+          <option name="name" value="test" />
+        </GradleTaskDescriptor>
+        <GradleTaskDescriptor>
+          <option name="description" value="Assembles the test classes." />
+          <option name="name" value="testClasses" />
+        </GradleTaskDescriptor>
+      </set>
+    </option>
+  </component>
+  <component name="GradleSettings">
+    <option name="gradleHome" value="$PROJECT_DIR$/../../../gradle-1.4" />
+    <option name="preferLocalInstallationToWrapper" value="true" />
+  </component>
+  <component name="GradleUISettings2">
+    <setting name="root" />
+  </component>
+  <component name="IdProvider" IDEtalkID="E31FCDAA3C23FC998F967D8CCAB8763A" />
+  <component name="InspectionProjectProfileManager">
+    <profiles>
+      <profile version="1.0" is_locked="false">
+        <option name="myName" value="Project Default" />
+        <option name="myLocal" value="false" />
+        <inspection_tool class="SpellCheckingInspection" enabled="false" level="TYPO" enabled_by_default="false">
+          <option name="processCode" value="true" />
+          <option name="processLiterals" value="true" />
+          <option name="processComments" value="true" />
+        </inspection_tool>
+      </profile>
+    </profiles>
+    <option name="PROJECT_PROFILE" value="Project Default" />
+    <option name="USE_PROJECT_PROFILE" value="true" />
+    <version value="1.0" />
+  </component>
+  <component name="JavadocGenerationManager">
+    <option name="OUTPUT_DIRECTORY" />
+    <option name="OPTION_SCOPE" value="protected" />
+    <option name="OPTION_HIERARCHY" value="true" />
+    <option name="OPTION_NAVIGATOR" value="true" />
+    <option name="OPTION_INDEX" value="true" />
+    <option name="OPTION_SEPARATE_INDEX" value="true" />
+    <option name="OPTION_DOCUMENT_TAG_USE" value="false" />
+    <option name="OPTION_DOCUMENT_TAG_AUTHOR" value="false" />
+    <option name="OPTION_DOCUMENT_TAG_VERSION" value="false" />
+    <option name="OPTION_DOCUMENT_TAG_DEPRECATED" value="true" />
+    <option name="OPTION_DEPRECATED_LIST" value="true" />
+    <option name="OTHER_OPTIONS" value="" />
+    <option name="HEAP_SIZE" />
+    <option name="LOCALE" />
+    <option name="OPEN_IN_BROWSER" value="true" />
+  </component>
+  <component name="ModuleEditorState">
+    <option name="LAST_EDITED_MODULE_NAME" />
+    <option name="LAST_EDITED_TAB_NAME" />
+  </component>
+  <component name="Palette2">
+    <group name="Swing">
+      <item class="com.intellij.uiDesigner.HSpacer" tooltip-text="Horizontal Spacer" icon="/com/intellij/uiDesigner/icons/hspacer.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="1" hsize-policy="6" anchor="0" fill="1" />
+      </item>
+      <item class="com.intellij.uiDesigner.VSpacer" tooltip-text="Vertical Spacer" icon="/com/intellij/uiDesigner/icons/vspacer.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="1" anchor="0" fill="2" />
+      </item>
+      <item class="javax.swing.JPanel" icon="/com/intellij/uiDesigner/icons/panel.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="3" hsize-policy="3" anchor="0" fill="3" />
+      </item>
+      <item class="javax.swing.JScrollPane" icon="/com/intellij/uiDesigner/icons/scrollPane.png" removable="false" auto-create-binding="false" can-attach-label="true">
+        <default-constraints vsize-policy="7" hsize-policy="7" anchor="0" fill="3" />
+      </item>
+      <item class="javax.swing.JButton" icon="/com/intellij/uiDesigner/icons/button.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="3" anchor="0" fill="1" />
+        <initial-values>
+          <property name="text" value="Button" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JRadioButton" icon="/com/intellij/uiDesigner/icons/radioButton.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="3" anchor="8" fill="0" />
+        <initial-values>
+          <property name="text" value="RadioButton" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JCheckBox" icon="/com/intellij/uiDesigner/icons/checkBox.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="3" anchor="8" fill="0" />
+        <initial-values>
+          <property name="text" value="CheckBox" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JLabel" icon="/com/intellij/uiDesigner/icons/label.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="0" anchor="8" fill="0" />
+        <initial-values>
+          <property name="text" value="Label" />
+        </initial-values>
+      </item>
+      <item class="javax.swing.JTextField" icon="/com/intellij/uiDesigner/icons/textField.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
+          <preferred-size width="150" height="-1" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JPasswordField" icon="/com/intellij/uiDesigner/icons/passwordField.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
+          <preferred-size width="150" height="-1" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JFormattedTextField" icon="/com/intellij/uiDesigner/icons/formattedTextField.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1">
+          <preferred-size width="150" height="-1" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTextArea" icon="/com/intellij/uiDesigner/icons/textArea.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTextPane" icon="/com/intellij/uiDesigner/icons/textPane.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JEditorPane" icon="/com/intellij/uiDesigner/icons/editorPane.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JComboBox" icon="/com/intellij/uiDesigner/icons/comboBox.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="2" anchor="8" fill="1" />
+      </item>
+      <item class="javax.swing.JTable" icon="/com/intellij/uiDesigner/icons/table.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JList" icon="/com/intellij/uiDesigner/icons/list.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="2" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTree" icon="/com/intellij/uiDesigner/icons/tree.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3">
+          <preferred-size width="150" height="50" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JTabbedPane" icon="/com/intellij/uiDesigner/icons/tabbedPane.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="3" hsize-policy="3" anchor="0" fill="3">
+          <preferred-size width="200" height="200" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JSplitPane" icon="/com/intellij/uiDesigner/icons/splitPane.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="3" hsize-policy="3" anchor="0" fill="3">
+          <preferred-size width="200" height="200" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JSpinner" icon="/com/intellij/uiDesigner/icons/spinner.png" removable="false" auto-create-binding="true" can-attach-label="true">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1" />
+      </item>
+      <item class="javax.swing.JSlider" icon="/com/intellij/uiDesigner/icons/slider.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="8" fill="1" />
+      </item>
+      <item class="javax.swing.JSeparator" icon="/com/intellij/uiDesigner/icons/separator.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="6" anchor="0" fill="3" />
+      </item>
+      <item class="javax.swing.JProgressBar" icon="/com/intellij/uiDesigner/icons/progressbar.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="0" fill="1" />
+      </item>
+      <item class="javax.swing.JToolBar" icon="/com/intellij/uiDesigner/icons/toolbar.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="6" anchor="0" fill="1">
+          <preferred-size width="-1" height="20" />
+        </default-constraints>
+      </item>
+      <item class="javax.swing.JToolBar$Separator" icon="/com/intellij/uiDesigner/icons/toolbarSeparator.png" removable="false" auto-create-binding="false" can-attach-label="false">
+        <default-constraints vsize-policy="0" hsize-policy="0" anchor="0" fill="1" />
+      </item>
+      <item class="javax.swing.JScrollBar" icon="/com/intellij/uiDesigner/icons/scrollbar.png" removable="false" auto-create-binding="true" can-attach-label="false">
+        <default-constraints vsize-policy="6" hsize-policy="0" anchor="0" fill="2" />
+      </item>
+    </group>
+  </component>
+  <component name="ProjectDictionaryState">
+    <dictionary name="ezamudio" />
+  </component>
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/j8583.iml" filepath="$PROJECT_DIR$/j8583.iml" />
+    </modules>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_6" assert-keyword="true" jdk-15="true" project-jdk-name="Java 7" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+  <component name="SvnConfiguration" maxAnnotateRevisions="500" myUseAcceleration="nothing" myAutoUpdateAfterCommit="false" cleanupOnStartRun="false">
+    <option name="USER" value="" />
+    <option name="PASSWORD" value="" />
+    <option name="mySSHConnectionTimeout" value="30000" />
+    <option name="mySSHReadTimeout" value="30000" />
+    <option name="LAST_MERGED_REVISION" />
+    <option name="MERGE_DRY_RUN" value="false" />
+    <option name="MERGE_DIFF_USE_ANCESTRY" value="true" />
+    <option name="UPDATE_LOCK_ON_DEMAND" value="false" />
+    <option name="IGNORE_SPACES_IN_MERGE" value="false" />
+    <option name="DETECT_NESTED_COPIES" value="true" />
+    <option name="CHECK_NESTED_FOR_QUICK_MERGE" value="false" />
+    <option name="IGNORE_SPACES_IN_ANNOTATE" value="true" />
+    <option name="SHOW_MERGE_SOURCES_IN_ANNOTATE" value="true" />
+    <option name="FORCE_UPDATE" value="false" />
+    <option name="IGNORE_EXTERNALS" value="false" />
+    <myIsUseDefaultProxy>false</myIsUseDefaultProxy>
+  </component>
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
+
@@ -0,0 +1,17 @@
+package com.solab.iso8583;
+
+/**
+ * An extension of the CustomField interface, useful for binary fields.
+ * CustomBinaryField encoders can return null for the two CustomField
+ * methods IF they are only used with binary messages.
+ *
+ * @author Enrique Zamudio
+ *         Date: 07/05/13 13:04
+ */
+public interface CustomBinaryField<T> extends CustomField<T> {
+
+    public T decodeBinaryField(byte[] value, int offset, int length);
+
+   	public byte[] encodeBinaryField(T value);
+
+}
@@ -51,6 +51,7 @@ public class IsoMessage {
    /** Flag to enforce secondary bitmap even if empty. */
    private boolean forceb2;
    private boolean binBitmap;
+    private boolean forceStringEncoding;
    private String encoding = System.getProperty("file.encoding");

    /** Creates a new empty message with no values set. */
@@ -96,7 +97,15 @@ public class IsoMessage {
    	return encoding;
    }

-    /** Sets the string to be sent as ISO header, that is, after the length header but before the message type. 
+    /** Specified whether the variable-length fields should encode their length
+     * headers using string conversion with the proper character encoding. Default
+     * is false, which is the old behavior (encoding as ASCII). This is only useful
+     * for text format. */
+    public void setForceStringEncoding(boolean flag) {
+        forceStringEncoding = flag;
+    }
+
+    /** Sets the string to be sent as ISO header, that is, after the length header but before the message type.
     * This is useful in case an application needs some custom data in the ISO header of each message (very rare). */
    public void setIsoHeader(String value) {
    	isoHeader = value;
@@ -205,6 +214,25 @@ public class IsoMessage {
    	return this;
    }

+    /** A convenience method to set new values in fields that already contain values.
+     * The field's type, length and custom encoder are taken from the current value.
+     * This method can only be used with fields that have been previously set,
+     * usually from a template in the MessageFactory.
+     * @param index The field's index
+     * @param value The new value to be set in that field.
+     * @return The message itself.
+     * @throws IllegalArgumentException if there is no current field at the specified index. */
+    public <T> IsoMessage updateValue(int index, T value) {
+        IsoValue<T> current = getField(index);
+        if (current == null) {
+            throw new IllegalArgumentException("Value-only field setter can only be used on existing fields");
+        } else {
+            setValue(index, value, current.getEncoder(), current.getType(), current.getLength());
+            getField(index).setCharacterEncoding(current.getCharacterEncoding());
+        }
+        return this;
+    }
+
    /** Returns true is the message has a value in the specified field.
     * @param idx The field number. */
    public boolean hasField(int idx) {
@@ -290,6 +318,26 @@ public class IsoMessage {
    	return buf;
    }

+    /** Creates a BitSet for the bitmap. */
+    protected BitSet createBitmapBitSet() {
+        BitSet bs = new BitSet(forceb2 ? 128 : 64);
+        for (int i = 2 ; i < 129; i++) {
+            if (fields[i] != null) {
+                bs.set(i - 1);
+            }
+        }
+        if (forceb2) {
+            bs.set(0);
+        } else if (bs.length() > 64) {
+            //Extend to 128 if needed
+            BitSet b2 = new BitSet(128);
+            b2.or(bs);
+            bs = b2;
+            bs.set(0);
+        }
+        return bs;
+    }
+
    /** This calls writeInternal(), allowing applications to get the byte buffer containing the
     * message data, without the length header. */
    public byte[] writeData() {
@@ -314,21 +362,7 @@ public class IsoMessage {
    	}

    	//Bitmap
-    	BitSet bs = new BitSet(forceb2 ? 128 : 64);
-    	for (int i = 2 ; i < 129; i++) {
-    		if (fields[i] != null) {
-        		bs.set(i - 1);
-    		}
-    	}
-    	if (forceb2) {
-    		bs.set(0);
-    	} else if (bs.length() > 64) {
-        	//Extend to 128 if needed
-    		BitSet b2 = new BitSet(128);
-    		b2.or(bs);
-    		bs = b2;
-    		bs.set(0);
-    	}
+        BitSet bs = createBitmapBitSet();
    	//Write bitmap to stream
    	if (binary || binBitmap) {
    		int pos = 128;
@@ -345,6 +379,11 @@ public class IsoMessage {
    			}
    		}
    	} else {
+            ByteArrayOutputStream bout2 = null;
+            if (forceStringEncoding) {
+                bout2 = bout;
+                bout = new ByteArrayOutputStream();
+            }
            int pos = 0;
            int lim = bs.size() / 4;
            for (int i = 0; i < lim; i++) {
@@ -359,6 +398,15 @@ public class IsoMessage {
                    nibble |= 1;
                bout.write(HEX[nibble]);
            }
+            if (forceStringEncoding) {
+                final String _hb = new String(bout.toByteArray());
+                bout = bout2;
+                try {
+                    bout.write(_hb.getBytes(encoding));
+                } catch (IOException ignore) {
+                    //never happen
+                }
+            }
    	}

    	//Fields
@@ -366,7 +414,7 @@ public class IsoMessage {
    		IsoValue<?> v = fields[i];
    		if (v != null) {
        		try {
-        			v.write(bout, binary);
+        			v.write(bout, binary, forceStringEncoding);
        		} catch (IOException ex) {
        			//should never happen, writing to a ByteArrayOutputStream
        		}
@@ -375,9 +423,51 @@ public class IsoMessage {
    	return bout.toByteArray();
    }

+    /** Returns a string representation of the message, as if it were encoded
+     * in ASCII with no binary bitmap. */
+    public String debugString() {
+        StringBuilder sb = new StringBuilder();
+        if (isoHeader != null) {
+            sb.append(isoHeader);
+        }
+        sb.append(String.format("%04x", type));
+
+        //Bitmap
+        BitSet bs = createBitmapBitSet();
+        int pos = 0;
+        int lim = bs.size() / 4;
+        for (int i = 0; i < lim; i++) {
+            int nibble = 0;
+            if (bs.get(pos++))
+               nibble |= 8;
+            if (bs.get(pos++))
+               nibble |= 4;
+            if (bs.get(pos++))
+               nibble |= 2;
+            if (bs.get(pos++))
+               nibble |= 1;
+            sb.append(new String(HEX, nibble, 1));
+        }
+
+        //Fields
+        for (int i = 2; i < 129; i++) {
+            IsoValue<?> v = fields[i];
+            if (v != null) {
+                String desc = v.toString();
+                if (v.getType() == IsoType.LLBIN || v.getType() == IsoType.LLVAR) {
+                    sb.append(String.format("%02d", desc.length()));
+                } else if (v.getType() == IsoType.LLLBIN || v.getType() == IsoType.LLLVAR) {
+                    sb.append(String.format("%03d", desc.length()));
+                }
+                sb.append(desc);
+            }
+        }
+        return sb.toString();
+    }
+
    //These are for Groovy compat
    /** Sets the specified value in the specified field, just like {@link #setField(int, IsoValue)}. */
-    public void putAt(int i, IsoValue<?> v) {
+    public <T> void putAt(int i, IsoValue<T> v) {
    	setField(i, v);
    }
    /** Returns the IsoValue in the specified field, just like {@link #getField(int)}. */
@@ -387,7 +477,7 @@ public class IsoMessage {

 	//These are for Scala compat
    /** Sets the specified value in the specified field, just like {@link #setField(int, IsoValue)}. */
-	public void update(int i, IsoValue<?> v) {
+	public <T> void update(int i, IsoValue<T> v) {
 		setField(i, v);
 	}
    /** Returns the IsoValue in the specified field, just like {@link #getField(int)}. */
@@ -178,27 +178,27 @@ public enum IsoType {
 		throw new IllegalArgumentException("Cannot format BigDecimal as " + this);
 	}

-	public IsoValue<Object> value(Object val, int len) {
-		return new IsoValue<Object>(this, val, len);
+	public <T> IsoValue<T> value(T val, int len) {
+		return new IsoValue<T>(this, val, len);
 	}

-	public IsoValue<Object> value(Object val) {
-		return new IsoValue<Object>(this, val);
+	public <T> IsoValue<T> value(T val) {
+		return new IsoValue<T>(this, val);
 	}

-	public IsoValue<Object> call(Object val, int len) {
-		return new IsoValue<Object>(this, val, len);
+	public <T> IsoValue<T> call(T val, int len) {
+		return new IsoValue<T>(this, val, len);
 	}

-	public IsoValue<Object> call(Object val) {
-		return new IsoValue<Object>(this, val);
+	public <T> IsoValue<T> call(T val) {
+		return new IsoValue<T>(this, val);
 	}

-	public IsoValue<Object> apply(Object val, int len) {
-		return new IsoValue<Object>(this, val, len);
+	public <T> IsoValue<T> apply(T val, int len) {
+		return new IsoValue<T>(this, val, len);
 	}
-	public IsoValue<Object> apply(Object val) {
-		return new IsoValue<Object>(this, val);
+	public <T> IsoValue<T> apply(T val) {
+		return new IsoValue<T>(this, val);
 	}

 }
@@ -23,6 +23,7 @@ import java.io.OutputStream;
 import java.math.BigDecimal;
 import java.util.Date;

+import com.solab.iso8583.util.Bcd;
 import com.solab.iso8583.util.HexCodec;

 /** Represents a value that is stored in a field inside an ISO8583 message.
@@ -82,8 +83,9 @@ public class IsoValue<T> implements Cloneable {
 				} else {
 					length = value.toString().length() / 2 + (value.toString().length() % 2);
 				}
+            } else if (custom instanceof CustomBinaryField) {
+                length = ((CustomBinaryField<T>)custom).encodeBinaryField(value).length;
 			} else {
-				//TODO special encoder, NO strings
 				String enc = custom.encodeField(value);
 				if (enc == null) {
 					enc = value == null ? "" : value.toString();
@@ -129,7 +131,13 @@ public class IsoValue<T> implements Cloneable {
 			}
 		} else if (t == IsoType.LLBIN || t == IsoType.LLLBIN) {
 			if (len == 0) {
-				//TODO customfield binary!
+                if (custom == null) {
+                    length = ((byte[])val).length;
+                } else if (custom instanceof CustomBinaryField) {
+                    length = ((CustomBinaryField<T>)custom).encodeBinaryField(value).length;
+                } else {
+                    length = custom.encodeField(value).length();
+                }
 				length = custom == null ? ((byte[])val).length : custom.encodeField(value).length();
 			}
 			if (t == IsoType.LLBIN && length > 99) {
@@ -237,48 +245,50 @@ public class IsoValue<T> implements Cloneable {
 		return encoder;
 	}

+    protected void writeLengthHeader(final int l, final OutputStream outs, final int digits,
+                                     final boolean binary, final boolean forceStringEncoding)
+            throws IOException {
+        if (binary) {
+            if (digits == 3) {
+                outs.write(l / 100); //00 to 09 automatically in BCD
+            }
+            //BCD encode the rest of the length
+            outs.write((((l % 100) / 10) << 4) | (l % 10));
+        } else if (forceStringEncoding) {
+            String lhead = Integer.toString(l);
+            final int ldiff = digits - lhead.length();
+            if (ldiff == 1) {
+                lhead = '0' + lhead;
+            } else if (ldiff == 2) {
+                lhead = "00" + lhead;
+            }
+            outs.write(lhead.getBytes(encoding));
+        } else {
+            //write the length in ASCII
+            if (digits == 3) {
+                outs.write((l / 100) + 48);
+            }
+            if (l >= 10) {
+                outs.write(((l % 100) / 10) + 48);
+            } else {
+                outs.write(48);
+            }
+            outs.write((l % 10) + 48);
+        }
+    }
+
 	/** Writes the formatted value to a stream, with the length header
-	 * if it's a variable length type. */
-	public void write(OutputStream outs, boolean binary) throws IOException {
+	 * if it's a variable length type.
+     * @param outs The stream to which the value will be written.
+     * @param binary Specifies whether the value should be written in binary or text format.
+     * @param forceStringEncoding When using text format, force the encoding of length headers
+     * for variable-length fields to be done with the proper character encoding. When false,
+     * the length headers are encoded as ASCII; this used to be the only behavior. */
+	public void write(final OutputStream outs, final boolean binary, final boolean forceStringEncoding) throws IOException {
 		if (type == IsoType.LLLVAR || type == IsoType.LLVAR) {
-			if (binary) {
-				if (type == IsoType.LLLVAR) {
-					outs.write(length / 100); //00 to 09 automatically in BCD
-				}
-				//BCD encode the rest of the length
-				outs.write((((length % 100) / 10) << 4) | (length % 10));
-			} else {
-				//write the length in ASCII
-				if (type == IsoType.LLLVAR) {
-					outs.write((length / 100) + 48);
-				}
-				if (length >= 10) {
-					outs.write(((length % 100) / 10) + 48);
-				} else {
-					outs.write(48);
-				}
-				outs.write((length % 10) + 48);
-			}
+            writeLengthHeader(length, outs, type == IsoType.LLLVAR ? 3 : 2, binary, forceStringEncoding);
 		} else if (type == IsoType.LLBIN || type == IsoType.LLLBIN) {
-			if (binary) {
-				if (type == IsoType.LLLBIN ) {
-					outs.write(length / 100); //00 to 09 automatically in BCD
-				}
-				//BCD encode the rest of the length
-				outs.write((((length % 100) / 10) << 4) | (length % 10));
-			} else {
-				int _l = length*2;
-				//write the length in ASCII
-				if (type == IsoType.LLLBIN) {
-					outs.write((_l / 100) + 48);
-				}
-				if (_l >= 10) {
-					outs.write(((_l % 100) / 10) + 48);
-				} else {
-					outs.write(48);
-				}
-				outs.write((_l % 10) + 48);
-			}
+            writeLengthHeader(binary ? length : length*2, outs, type == IsoType.LLLBIN ? 3 : 2, binary, forceStringEncoding);
 		} else if (binary) {
 			//numeric types in binary are coded like this
 			byte[] buf = null;
@@ -291,7 +301,7 @@ public class IsoValue<T> implements Cloneable {
 			}
 			//Encode in BCD if it's one of these types
 			if (buf != null) {
-				toBcd(toString(), buf);
+				Bcd.encode(toString(), buf);
 				outs.write(buf);
 				return;
 			}
@@ -301,6 +311,10 @@ public class IsoValue<T> implements Cloneable {
 			if (value instanceof byte[]) {
 				outs.write((byte[])value);
 				missing = length - ((byte[])value).length;
+            } else if (encoder instanceof CustomBinaryField) {
+                byte[] binval = ((CustomBinaryField<T>) encoder).encodeBinaryField(value);
+                outs.write(binval);
+                missing = length - binval.length;
 			} else {
 				byte[] binval = HexCodec.hexDecode(value.toString());
 				outs.write(binval);
@@ -316,24 +330,4 @@ public class IsoValue<T> implements Cloneable {
 		}
 	}

-	/** Encode the value as BCD and put it in the buffer. The buffer must be big enough
-	 * to store the digits in the original value (half the length of the string). */
-	private void toBcd(String value, byte[] buf) {
-		int charpos = 0; //char where we start
-		int bufpos = 0;
-		if (value.length() % 2 == 1) {
-			//for odd lengths we encode just the first digit in the first byte
-			buf[0] = (byte)(value.charAt(0) - 48);
-			charpos = 1;
-			bufpos = 1;
-		}
-		//encode the rest of the string
-		while (charpos < value.length()) {
-			buf[bufpos] = (byte)(((value.charAt(charpos) - 48) << 4)
-					| (value.charAt(charpos + 1) - 48));
-			charpos += 2;
-			bufpos++;
-		}
-	}
-
 }
@@ -56,9 +56,9 @@ public class MessageFactory<T extends IsoMessage> {
 	/** This map stores the message template for each message type. */
 	private Map<Integer, T> typeTemplates = new HashMap<Integer, T>();
 	/** Stores the information needed to parse messages sorted by type. */
-	private Map<Integer, Map<Integer, FieldParseInfo>> parseMap = new HashMap<Integer, Map<Integer, FieldParseInfo>>();
+	protected Map<Integer, Map<Integer, FieldParseInfo>> parseMap = new HashMap<Integer, Map<Integer, FieldParseInfo>>();
 	/** Stores the field numbers to be parsed, in order of appearance. */
-	private Map<Integer, List<Integer>> parseOrder = new HashMap<Integer, List<Integer>>();
+    protected Map<Integer, List<Integer>> parseOrder = new HashMap<Integer, List<Integer>>();

 	private TraceNumberGenerator traceGen;
 	/** The ISO header to be included in each message type. */
@@ -75,8 +75,23 @@ public class MessageFactory<T extends IsoMessage> {
 	private boolean ignoreLast;
 	private boolean forceb2;
    private boolean binBitmap;
+    private boolean forceStringEncoding;
 	private String encoding = System.getProperty("file.encoding");

+    /** This flag gets passed on to newly created messages and also sets this value for all
+     * field parsers in parsing guides. */
+    public void setForceStringEncoding(boolean flag) {
+        forceStringEncoding = flag;
+        for (Map<Integer,FieldParseInfo> pm : parseMap.values()) {
+            for (FieldParseInfo parser : pm.values()) {
+                parser.setForceStringDecoding(flag);
+            }
+        }
+    }
+    public boolean isForceStringEncoding() {
+        return forceStringEncoding;
+    }
+
    /** Tells the factory to create messages that encode their bitmaps in binary format
     * even when they're encoded as text. Has no effect on binary messages. */
    public void setUseBinaryBitmap(boolean flag) {
@@ -94,13 +109,24 @@ public class MessageFactory<T extends IsoMessage> {
            throw new IllegalArgumentException("Cannot set null encoding.");
        }
 		encoding = value;
-		if (parseMap.size() > 0) {
+		if (!parseMap.isEmpty()) {
 			for (Map<Integer, FieldParseInfo> pt : parseMap.values()) {
 				for (FieldParseInfo fpi : pt.values()) {
 					fpi.setCharacterEncoding(encoding);
 				}
 			}
 		}
+        if (!typeTemplates.isEmpty()) {
+            for (T tmpl : typeTemplates.values()) {
+                tmpl.setCharacterEncoding(encoding);
+                for (int i = 2 ; i<129; i++) {
+                    IsoValue<?> v = tmpl.getField(i);
+                    if (v != null) {
+                        v.setCharacterEncoding(encoding);
+                    }
+                }
+            }
+        }
 	}

 	/** Returns the encoding used to parse ALPHA, LLVAR and LLLVAR fields. The default is the file.encoding
@@ -113,7 +139,7 @@ public class MessageFactory<T extends IsoMessage> {
 	public void setForceSecondaryBitmap(boolean flag) {
 		forceb2 = flag;
 	}
-	public boolean getForceSecondaryBitmap() {
+	public boolean isForceSecondaryBitmap() {
 		return forceb2;
 	}

@@ -143,12 +169,12 @@ public class MessageFactory<T extends IsoMessage> {
 	}
 	/** Returns a custom field encoder/decoder for the specified field number, if one is available. */
 	@SuppressWarnings("unchecked")
-	public <T> CustomField<T> getCustomField(int index) {
+	public <F> CustomField<F> getCustomField(int index) {
 		return customFields.get(index);
 	}
 	/** Returns a custom field encoder/decoder for the specified field number, if one is available. */
 	@SuppressWarnings("unchecked")
-	public <T> CustomField<T> getCustomField(Integer index) {
+	public <F> CustomField<F> getCustomField(Integer index) {
 		return customFields.get(index);
 	}

@@ -157,6 +183,9 @@ public class MessageFactory<T extends IsoMessage> {
 	 * but is really convenient in case the MessageFactory is being configured from within, say, Spring. */
 	public void setConfigPath(String path) throws IOException {
 		ConfigParser.configureFromClasspathConfig(this, path);
+        //Now re-set some properties that need to be propagated down to the recently assigned objects
+        setCharacterEncoding(encoding);
+        setForceStringEncoding(forceStringEncoding);
 	}

 	/** Tells the receiver to create and parse binary messages if the flag is true.
@@ -192,6 +221,7 @@ public class MessageFactory<T extends IsoMessage> {
 		m.setForceSecondaryBitmap(forceb2);
        m.setBinaryBitmap(binBitmap);
 		m.setCharacterEncoding(encoding);
+        m.setForceStringEncoding(forceStringEncoding);

 		//Copy the values from the template
 		IsoMessage templ = typeTemplates.get(type);
@@ -257,11 +287,13 @@ public class MessageFactory<T extends IsoMessage> {
 		if (buf.length < minlength) {
 			throw new ParseException("Insufficient buffer length, needs to be at least " + minlength, 0);
 		}
-		final T m = createIsoMessage(isoHeaderLength > 0 ? new String(buf, 0, isoHeaderLength) : null);
+		final T m = createIsoMessage(isoHeaderLength > 0 ? new String(buf, 0, isoHeaderLength, encoding) : null);
 		m.setCharacterEncoding(encoding);
 		final int type;
 		if (useBinary) {
 			type = ((buf[isoHeaderLength] & 0xff) << 8) | (buf[isoHeaderLength + 1] & 0xff);
+        } else if (forceStringEncoding) {
+            type = Integer.parseInt(new String(buf, isoHeaderLength, 4, encoding), 16);
 		} else {
 			type = ((buf[isoHeaderLength] - 48) << 12)
 			| ((buf[isoHeaderLength + 1] - 48) << 8)
@@ -300,45 +332,57 @@ public class MessageFactory<T extends IsoMessage> {
 		} else {
 			//ASCII parsing
 			try {
-				for (int i = isoHeaderLength + 4; i < isoHeaderLength + 20; i++) {
-					if (buf[i] >= '0' && buf[i] <= '9') {
-						bs.set(pos++, ((buf[i] - 48) & 8) > 0);
-						bs.set(pos++, ((buf[i] - 48) & 4) > 0);
-						bs.set(pos++, ((buf[i] - 48) & 2) > 0);
-						bs.set(pos++, ((buf[i] - 48) & 1) > 0);
-					} else if (buf[i] >= 'A' && buf[i] <= 'F') {
-						bs.set(pos++, ((buf[i] - 55) & 8) > 0);
-						bs.set(pos++, ((buf[i] - 55) & 4) > 0);
-						bs.set(pos++, ((buf[i] - 55) & 2) > 0);
-						bs.set(pos++, ((buf[i] - 5) & 1) > 0);
-					} else if (buf[i] >= 'a' && buf[i] <= 'f') {
-						bs.set(pos++, ((buf[i] - 87) & 8) > 0);
-						bs.set(pos++, ((buf[i] - 87) & 4) > 0);
-						bs.set(pos++, ((buf[i] - 87) & 2) > 0);
-						bs.set(pos++, ((buf[i] - 87) & 1) > 0);
-					}
-				}
+                final byte[] bitmapBuffer;
+                if (forceStringEncoding) {
+                    byte[] _bb = new String(buf, isoHeaderLength+4, 16, encoding).getBytes();
+                    bitmapBuffer = new byte[36+isoHeaderLength];
+                    System.arraycopy(_bb, 0, bitmapBuffer, 4+isoHeaderLength, 16);
+                } else {
+                    bitmapBuffer = buf;
+                }
+                for (int i = isoHeaderLength + 4; i < isoHeaderLength + 20; i++) {
+                    if (bitmapBuffer[i] >= '0' && bitmapBuffer[i] <= '9') {
+                        bs.set(pos++, ((bitmapBuffer[i] - 48) & 8) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 48) & 4) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 48) & 2) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 48) & 1) > 0);
+                    } else if (bitmapBuffer[i] >= 'A' && bitmapBuffer[i] <= 'F') {
+                        bs.set(pos++, ((bitmapBuffer[i] - 55) & 8) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 55) & 4) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 55) & 2) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 5) & 1) > 0);
+                    } else if (bitmapBuffer[i] >= 'a' && bitmapBuffer[i] <= 'f') {
+                        bs.set(pos++, ((bitmapBuffer[i] - 87) & 8) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 87) & 4) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 87) & 2) > 0);
+                        bs.set(pos++, ((bitmapBuffer[i] - 87) & 1) > 0);
+                    }
+                }
 				//Check for secondary bitmap and parse it if necessary
 				if (bs.get(0)) {
 					if (buf.length < minlength + 16) {
 						throw new ParseException("Insufficient length for secondary bitmap", minlength);
 					}
+                    if (forceStringEncoding) {
+                        byte[] _bb = new String(buf, isoHeaderLength+4, 16, encoding).getBytes();
+                        System.arraycopy(_bb, 0, bitmapBuffer, 20+isoHeaderLength, 16);
+                    }
 					for (int i = isoHeaderLength + 20; i < isoHeaderLength + 36; i++) {
-						if (buf[i] >= '0' && buf[i] <= '9') {
-							bs.set(pos++, ((buf[i] - 48) & 8) > 0);
-							bs.set(pos++, ((buf[i] - 48) & 4) > 0);
-							bs.set(pos++, ((buf[i] - 48) & 2) > 0);
-							bs.set(pos++, ((buf[i] - 48) & 1) > 0);
-						} else if (buf[i] >= 'A' && buf[i] <= 'F') {
-							bs.set(pos++, ((buf[i] - 55) & 8) > 0);
-							bs.set(pos++, ((buf[i] - 55) & 4) > 0);
-							bs.set(pos++, ((buf[i] - 55) & 2) > 0);
-							bs.set(pos++, ((buf[i] - 5) & 1) > 0);
-						} else if (buf[i] >= 'a' && buf[i] <= 'f') {
-							bs.set(pos++, ((buf[i] - 87) & 8) > 0);
-							bs.set(pos++, ((buf[i] - 87) & 4) > 0);
-							bs.set(pos++, ((buf[i] - 87) & 2) > 0);
-							bs.set(pos++, ((buf[i] - 87) & 1) > 0);
+						if (bitmapBuffer[i] >= '0' && bitmapBuffer[i] <= '9') {
+							bs.set(pos++, ((bitmapBuffer[i] - 48) & 8) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 48) & 4) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 48) & 2) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 48) & 1) > 0);
+						} else if (bitmapBuffer[i] >= 'A' && bitmapBuffer[i] <= 'F') {
+							bs.set(pos++, ((bitmapBuffer[i] - 55) & 8) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 55) & 4) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 55) & 2) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 5) & 1) > 0);
+						} else if (bitmapBuffer[i] >= 'a' && bitmapBuffer[i] <= 'f') {
+							bs.set(pos++, ((bitmapBuffer[i] - 87) & 8) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 87) & 4) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 87) & 2) > 0);
+							bs.set(pos++, ((bitmapBuffer[i] - 87) & 1) > 0);
 						}
 					}
 					pos = 16 + minlength;
@@ -426,11 +470,12 @@ public class MessageFactory<T extends IsoMessage> {

 	/** Creates a Iso message, override this method in the subclass to provide your 
 	 * own implementations of IsoMessage.
-	 * @param header
+	 * @param header The optional ISO header that goes before the message type
 	 * @return IsoMessage
 	 */
+    @SuppressWarnings("unchecked")
 	protected T createIsoMessage(String header) {
-                return (T) new IsoMessage(header);
+        return (T)new IsoMessage(header);
 	}

        /** Sets whether the factory should set the current date on newly created messages,
@@ -0,0 +1,40 @@
+package com.solab.iso8583.codecs;
+
+import com.solab.iso8583.CustomBinaryField;
+import com.solab.iso8583.util.Bcd;
+
+import java.math.BigInteger;
+
+/**
+ * A custom field encoder/decoder to be used with LLBIN/LLLBIN fields
+ * that contain BigIntegers in BCD encoding.
+ *
+ * @author Enrique Zamudio
+ *         Date: 07/05/13 13:02
+ */
+public class BigIntBcdCodec implements CustomBinaryField<BigInteger> {
+
+    @Override
+    public BigInteger decodeBinaryField(byte[] value, int pos, int len) {
+        return Bcd.decodeToBigInteger(value, pos, len*2);
+    }
+
+    @Override
+    public byte[] encodeBinaryField(BigInteger value) {
+        final String s = value.toString(10);
+        final byte[] buf = new byte[s.length() / 2 + s.length() % 2];
+        Bcd.encode(s, buf);
+        return buf;
+    }
+
+    @Override
+    public BigInteger decodeField(String value) {
+        return new BigInteger(value, 10);
+    }
+
+    @Override
+    public String encodeField(BigInteger value) {
+        return value.toString(10);
+    }
+
+}
@@ -0,0 +1,37 @@
+package com.solab.iso8583.codecs;
+
+import com.solab.iso8583.CustomBinaryField;
+import com.solab.iso8583.util.Bcd;
+
+/**
+ * A custom field encoder/decoder to be used with LLBIN/LLLBIN fields
+ * that contain Longs in BCD encoding.
+ *
+ * @author Enrique Zamudio
+ *         Date: 07/05/13 13:02
+ */
+public class LongBcdCodec implements CustomBinaryField<Long> {
+
+    @Override
+    public Long decodeBinaryField(byte[] value, int pos, int length) {
+        return Bcd.decodeToLong(value, pos, length*2);
+    }
+
+    @Override
+    public byte[] encodeBinaryField(Long value) {
+        final String s = Long.toString(value, 10);
+        final byte[] buf = new byte[s.length() / 2 + s.length() % 2];
+        Bcd.encode(s, buf);
+        return buf;
+    }
+
+    @Override
+    public Long decodeField(String value) {
+        return Long.parseLong(value, 10);
+    }
+
+    @Override
+    public String encodeField(Long value) {
+        return value.toString();
+    }
+}
@@ -35,8 +35,9 @@ public abstract class AlphaNumericFieldParseInfo extends FieldParseInfo {
 		super(t, len);
 	}

-	public IsoValue<?> parse(final int field, final byte[] buf, final int pos,
-                             final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<?> parse(final int field, final byte[] buf, final int pos,
+                             final CustomField<T> custom)
            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid ALPHA/NUM field %d position %d",
@@ -53,12 +54,9 @@ public abstract class AlphaNumericFieldParseInfo extends FieldParseInfo {
            if (custom == null) {
                return new IsoValue<String>(type, _v, length, null);
            } else {
-                @SuppressWarnings({"unchecked", "rawtypes"})
-                IsoValue<?> v = new IsoValue(type, custom.decodeField(_v), length, custom);
-                if (v.getValue() == null) {
-                    return new IsoValue<String>(type, _v, length, null);
-                }
-                return v;
+                T decoded = custom.decodeField(_v);
+                return decoded == null ? new IsoValue<String>(type, _v, length, null) :
+                    new IsoValue<T>(type, decoded, length, custom);
            }
        } catch (StringIndexOutOfBoundsException ex) {
            throw new ParseException(String.format(
@@ -35,8 +35,9 @@ public class AlphaParseInfo extends AlphaNumericFieldParseInfo {
 		super(IsoType.ALPHA, len);
 	}

-	public IsoValue<?> parseBinary(final int field, final byte[] buf, final int pos,
-                                   final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<?> parseBinary(final int field, final byte[] buf, final int pos,
+                                   final CustomField<T> custom)
            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin ALPHA field %d position %d",
@@ -50,12 +51,10 @@ public class AlphaParseInfo extends AlphaNumericFieldParseInfo {
            if (custom == null) {
                return new IsoValue<String>(type, new String(buf, pos, length, getCharacterEncoding()), length, null);
            } else {
-                @SuppressWarnings({"unchecked", "rawtypes"})
-                IsoValue<?> v = new IsoValue(type, custom.decodeField(new String(buf, pos, length, getCharacterEncoding())), length, custom);
-                if (v.getValue() == null) {
-                    return new IsoValue<String>(type, new String(buf, pos, length, getCharacterEncoding()), length, null);
-                }
-                return v;
+                T decoded = custom.decodeField(new String(buf, pos, length, getCharacterEncoding()));
+                return decoded == null ?
+                    new IsoValue<String>(type, new String(buf, pos, length, getCharacterEncoding()), length, null) :
+                    new IsoValue<T>(type, decoded, length, custom);
            }
        } catch (IndexOutOfBoundsException ex) {
            throw new ParseException(String.format(
@@ -37,8 +37,9 @@ public class AmountParseInfo extends FieldParseInfo {
 		super(IsoType.AMOUNT, 12);
 	}

-	public IsoValue<BigDecimal> parse(final int field, final byte[] buf,
-                                      final int pos, final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<BigDecimal> parse(final int field, final byte[] buf,
+                                      final int pos, final CustomField<T> custom)
            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid AMOUNT field %d position %d",
@@ -50,7 +51,7 @@ public class AmountParseInfo extends FieldParseInfo {
 		}
 		String c = new String(buf, pos, 12, getCharacterEncoding());
 		try {
-			return new IsoValue<BigDecimal>(type, new BigDecimal(c).movePointLeft(2), null);
+			return new IsoValue<BigDecimal>(type, new BigDecimal(c).movePointLeft(2));
 		} catch (NumberFormatException ex) {
 			throw new ParseException(String.format("Cannot read amount '%s' field %d pos %d",
                    c, field, pos), pos);
@@ -60,8 +61,9 @@ public class AmountParseInfo extends FieldParseInfo {
 		}
 	}

-	public IsoValue<BigDecimal> parseBinary(final int field, final byte[] buf,
-                                            final int pos, final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<BigDecimal> parseBinary(final int field, final byte[] buf,
+                                            final int pos, final CustomField<T> custom)
            throws ParseException {
 		char[] digits = new char[13];
 		digits[10] = '.';
@@ -74,7 +76,7 @@ public class AmountParseInfo extends FieldParseInfo {
 			}
 		}
 		try {
-			return new IsoValue<BigDecimal>(IsoType.AMOUNT, new BigDecimal(new String(digits)), null);
+			return new IsoValue<BigDecimal>(IsoType.AMOUNT, new BigDecimal(new String(digits)));
 		} catch (NumberFormatException ex) {
 			throw new ParseException(String.format("Cannot read amount '%s' field %d pos %d",
                    new String(digits), field, pos), pos);
@@ -38,8 +38,8 @@ public class BinaryParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<?> parse(final int field, final byte[] buf, final int pos,
-                             final CustomField<?> custom)
+	public <T> IsoValue<?> parse(final int field, final byte[] buf, final int pos,
+                             final CustomField<T> custom)
 			throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid BINARY field %d position %d",
@@ -54,18 +54,15 @@ public class BinaryParseInfo extends FieldParseInfo {
 		if (custom == null) {
 			return new IsoValue<byte[]>(type, binval, binval.length, null);
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(new String(buf, pos, length*2, getCharacterEncoding())), length, custom);
-			if (v.getValue() == null) {
-				return new IsoValue<byte[]>(type, binval, binval.length, null);
-			}
-			return v;
+            T dec = custom.decodeField(new String(buf, pos, length*2, getCharacterEncoding()));
+            return dec == null ? new IsoValue<byte[]>(type, binval, binval.length, null) :
+                    new IsoValue<T>(type, dec, length, custom);
 		}
 	}

 	@Override
-	public IsoValue<?> parseBinary(final int field, final byte[] buf, final int pos,
-                                   final CustomField<?> custom) throws ParseException {
+	public <T> IsoValue<?> parseBinary(final int field, final byte[] buf, final int pos,
+                                   final CustomField<T> custom) throws ParseException {
        if (pos < 0) {
            throw new ParseException(String.format("Invalid BINARY field %d position %d",
                      field, pos), pos);
@@ -80,12 +77,9 @@ public class BinaryParseInfo extends FieldParseInfo {
 		if (custom == null) {
 			return new IsoValue<byte[]>(type, _v, length, null);
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(HexCodec.hexEncode(_v, 0, _v.length)), length, custom);
-			if (v.getValue() == null) {
-				return new IsoValue<byte[]>(type, _v, length, null);
-			}
-			return v;
+            T dec = custom.decodeField(HexCodec.hexEncode(_v, 0, _v.length));
+            return dec == null ? new IsoValue<byte[]>(type, _v, length, null) :
+                    new IsoValue<T>(type, dec, length, custom);
 		}
 	}

@@ -50,21 +50,37 @@ public class ConfigParser {

 	private final static Logger log = LoggerFactory.getLogger(ConfigParser.class);

+    /** Creates a message factory configured from the default file, which is j8583.xml
+   	 * located in the root of the classpath, using the specified ClassLoader. */
+   	public static MessageFactory<IsoMessage> createDefault(
+               ClassLoader loader) throws IOException {
+   		if (loader.getResource("j8583.xml") == null) {
+   			log.warn("ISO8583 ConfigParser cannot find j8583.xml, returning empty message factory");
+   			return new MessageFactory<IsoMessage>();
+   		} else {
+   			return createFromClasspathConfig(loader, "j8583.xml");
+   		}
+   	}
+
 	/** Creates a message factory configured from the default file, which is j8583.xml
-	 * located in the root of the classpath. */
-	public static <T extends IsoMessage> MessageFactory<T> createDefault() throws IOException {
-		if (MessageFactory.class.getClassLoader().getResource("j8583.xml") == null) {
-			log.warn("ISO8583 ConfigParser cannot find j8583.xml, returning empty message factory");
-			return new MessageFactory<T>();
-		} else {
-			return createFromClasspathConfig("j8583.xml");
-		}
+	 * located in the root of the classpath, using the MessageFactory's
+     * ClassLoader. */
+	public static MessageFactory<IsoMessage> createDefault() throws IOException {
+        return createDefault(MessageFactory.class.getClassLoader());
 	}

-	/** Creates a message factory from the specified path inside the classpath. */
-	public static <T extends IsoMessage> MessageFactory<T> createFromClasspathConfig(String path) throws IOException {
-		InputStream ins = MessageFactory.class.getClassLoader().getResourceAsStream(path);
-		MessageFactory<T> mfact = new MessageFactory<T>();
+	/** Creates a message factory from the specified path inside the classpath,
+     * using the specified ClassLoader. */
+	public static MessageFactory<IsoMessage> createFromClasspathConfig(
+            String path) throws IOException {
+        return createFromClasspathConfig(MessageFactory.class.getClassLoader(), path);
+    }
+    /** Creates a message factory from the specified path inside the classpath,
+     * using MessageFactory's ClassLoader. */
+   	public static MessageFactory<IsoMessage> createFromClasspathConfig(
+               ClassLoader loader, String path) throws IOException {
+		InputStream ins = loader.getResourceAsStream(path);
+		MessageFactory<IsoMessage> mfact = new MessageFactory<IsoMessage>();
 		if (ins != null) {
 			log.debug("ISO8583 Parsing config from classpath file {}", path);
 			try {
@@ -79,8 +95,8 @@ public class ConfigParser {
 	}

 	/** Creates a message factory from the file located at the specified URL. */
-	public static <T extends IsoMessage> MessageFactory<T> createFromUrl(URL url) throws IOException {
-		MessageFactory<T> mfact = new MessageFactory<T>();
+	public static MessageFactory<IsoMessage> createFromUrl(URL url) throws IOException {
+		MessageFactory<IsoMessage> mfact = new MessageFactory<IsoMessage>();
 		InputStream stream = url.openStream();
 		try {
 			parse(mfact, stream);
@@ -104,7 +120,7 @@ public class ConfigParser {
 				@Override
 				public InputSource resolveEntity(String publicId, String systemId)
 						throws SAXException, IOException {
-					if (systemId.indexOf("j8583.dtd") >= 0) {
+					if (systemId.contains("j8583.dtd")) {
 						URL dtd = getClass().getResource("j8583.dtd");
 						if (dtd == null) {
 							log.warn("Cannot find j8583.dtd in classpath. j8583 config files will not be validated.");
@@ -153,7 +169,8 @@ public class ConfigParser {
 				throw new IOException("Invalid ISO8583 type for template: " + elem.getAttribute("type"));
 			}
 			NodeList fields = elem.getElementsByTagName("field");
-			IsoMessage m = new IsoMessage();
+            @SuppressWarnings("unchecked")
+			T m = (T)new IsoMessage();
 			m.setType(type);
 			m.setCharacterEncoding(mfact.getCharacterEncoding());
 			for (int j = 0; j < fields.getLength(); j++) {
@@ -168,7 +185,7 @@ public class ConfigParser {
 				CustomField<Object> _cf = mfact.getCustomField(num);
 				m.setValue(num, _cf == null ? v : _cf.decodeField(v), _cf, itype, length);
 			}
-			mfact.addMessageTemplate((T)m);
+			mfact.addMessageTemplate(m);
 		}

 		//Read the parsing guides
@@ -193,14 +210,13 @@ public class ConfigParser {
 			}
 			mfact.setParseMap(type, parseMap);
 		}
-
 	}

 	/** Configures a MessageFactory using the default configuration file j8583.xml. This is useful
 	 * if you have a MessageFactory created using Spring for example. */
 	public static <T extends IsoMessage> void configureFromDefault(
            MessageFactory<T> mfact) throws IOException {
-		if (MessageFactory.class.getClassLoader().getResource("j8583.xml") == null) {
+		if (mfact.getClass().getClassLoader().getResource("j8583.xml") == null) {
 			log.warn("ISO8583 config file j8583.xml not found!");
 		} else {
 			configureFromClasspathConfig(mfact, "j8583.xml");
@@ -224,7 +240,7 @@ public class ConfigParser {
 	 * Spring-bound instances of MessageFactory for example. */
 	public static <T extends IsoMessage> void configureFromClasspathConfig(
            MessageFactory<T> mfact, String path) throws IOException {
-		InputStream ins = MessageFactory.class.getClassLoader().getResourceAsStream(path);
+		InputStream ins = mfact.getClass().getClassLoader().getResourceAsStream(path);
 		if (ins != null) {
 			log.debug("ISO8583 Parsing config from classpath file {}", path);
 			try {
@@ -18,6 +18,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 package com.solab.iso8583.parse;

+import java.io.UnsupportedEncodingException;
 import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
@@ -42,9 +43,9 @@ public class Date10ParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<Date> parse(final int field, final byte[] buf,
-                                final int pos, final CustomField<?> custom)
-			throws ParseException {
+	public <T> IsoValue<Date> parse(final int field, final byte[] buf,
+                                final int pos, final CustomField<T> custom)
+			throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid DATE10 field %d position %d",
                    field, pos), pos);
@@ -57,19 +58,27 @@ public class Date10ParseInfo extends FieldParseInfo {
 		//we have to use the current date for reference and change what comes in the buffer
 		Calendar cal = Calendar.getInstance();
 		//Set the month in the date
-		cal.set(Calendar.MONTH, ((buf[pos] - 48) * 10) + buf[pos + 1] - 49);
-		cal.set(Calendar.DATE, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 48);
-		cal.set(Calendar.HOUR_OF_DAY, ((buf[pos + 4] - 48) * 10) + buf[pos + 5] - 48);
-		cal.set(Calendar.MINUTE, ((buf[pos + 6] - 48) * 10) + buf[pos + 7] - 48);
-		cal.set(Calendar.SECOND, ((buf[pos + 8] - 48) * 10) + buf[pos + 9] - 48);
-		cal.set(Calendar.MILLISECOND,0);
+        if (forceStringDecoding) {
+            cal.set(Calendar.MONTH, Integer.parseInt(new String(buf, pos, 2, getCharacterEncoding()), 10)-1);
+            cal.set(Calendar.DATE, Integer.parseInt(new String(buf, pos+2, 2, getCharacterEncoding()), 10));
+            cal.set(Calendar.HOUR_OF_DAY, Integer.parseInt(new String(buf, pos+4, 2, getCharacterEncoding()), 10));
+            cal.set(Calendar.MINUTE, Integer.parseInt(new String(buf, pos+6, 2, getCharacterEncoding()), 10));
+            cal.set(Calendar.SECOND, Integer.parseInt(new String(buf, pos+8, 2, getCharacterEncoding()), 10));
+        } else {
+            cal.set(Calendar.MONTH, ((buf[pos] - 48) * 10) + buf[pos + 1] - 49);
+            cal.set(Calendar.DATE, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 48);
+            cal.set(Calendar.HOUR_OF_DAY, ((buf[pos + 4] - 48) * 10) + buf[pos + 5] - 48);
+            cal.set(Calendar.MINUTE, ((buf[pos + 6] - 48) * 10) + buf[pos + 7] - 48);
+            cal.set(Calendar.SECOND, ((buf[pos + 8] - 48) * 10) + buf[pos + 9] - 48);
+        }
+        cal.set(Calendar.MILLISECOND,0);
 		adjustWithFutureTolerance(cal);
 		return new IsoValue<Date>(type, cal.getTime(), null);
 	}

 	@Override
-	public IsoValue<Date> parseBinary(final int field, final byte[] buf,
-                                      final int pos, final CustomField<?> custom)
+	public <T> IsoValue<Date> parseBinary(final int field, final byte[] buf,
+                                      final int pos, final CustomField<T> custom)
            throws ParseException {
        if (pos < 0) {
            throw new ParseException(String.format("Invalid DATE10 field %d position %d",
@@ -18,6 +18,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 package com.solab.iso8583.parse;

+import java.io.UnsupportedEncodingException;
 import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
@@ -37,8 +38,9 @@ public class Date4ParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<Date> parse(final int field, final byte[] buf, final int pos,
-                                final CustomField<?> custom) throws ParseException {
+	public <T> IsoValue<Date> parse(final int field, final byte[] buf, final int pos,
+                                final CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid DATE4 field %d position %d",
                    field, pos), pos);
@@ -53,15 +55,20 @@ public class Date4ParseInfo extends FieldParseInfo {
 		cal.set(Calendar.SECOND, 0);
 		cal.set(Calendar.MILLISECOND, 0);
 		//Set the month in the date
-		cal.set(Calendar.MONTH, ((buf[pos] - 48) * 10) + buf[pos + 1] - 49);
-		cal.set(Calendar.DATE, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 48);
+        if (forceStringDecoding) {
+            cal.set(Calendar.MONTH, Integer.parseInt(new String(buf, pos, 2, getCharacterEncoding()), 10)-1);
+            cal.set(Calendar.DATE, Integer.parseInt(new String(buf, pos+2, 2, getCharacterEncoding()), 10));
+        } else {
+            cal.set(Calendar.MONTH, ((buf[pos] - 48) * 10) + buf[pos + 1] - 49);
+            cal.set(Calendar.DATE, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 48);
+        }
 		Date10ParseInfo.adjustWithFutureTolerance(cal);
 		return new IsoValue<Date>(type, cal.getTime(), null);
 	}

 	@Override
-	public IsoValue<Date> parseBinary(final int field, final byte[] buf, final int pos,
-                                      final CustomField<?> custom) throws ParseException {
+	public <T> IsoValue<Date> parseBinary(final int field, final byte[] buf, final int pos,
+                                      final CustomField<T> custom) throws ParseException {
 		int[] tens = new int[2];
 		int start = 0;
        if (buf.length-pos < 2) {
@@ -18,6 +18,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 package com.solab.iso8583.parse;

+import java.io.UnsupportedEncodingException;
 import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
@@ -37,9 +38,9 @@ public class DateExpParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<Date> parse(final int field, final byte[] buf,
-                                final int pos, final CustomField<?> custom)
-            throws ParseException {
+	public <T> IsoValue<Date> parse(final int field, final byte[] buf,
+                                final int pos, final CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid DATE_EXP field %d position %d",
                    field, pos), pos);
@@ -54,15 +55,21 @@ public class DateExpParseInfo extends FieldParseInfo {
 		cal.set(Calendar.SECOND, 0);
 		cal.set(Calendar.DATE, 1);
 		//Set the month in the date
-		cal.set(Calendar.YEAR, cal.get(Calendar.YEAR) - (cal.get(Calendar.YEAR) % 100)
-				+ ((buf[pos] - 48) * 10) + buf[pos + 1] - 48);
-		cal.set(Calendar.MONTH, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 49);
+        if (forceStringDecoding) {
+            cal.set(Calendar.YEAR, cal.get(Calendar.YEAR) - (cal.get(Calendar.YEAR) % 100)
+                    + Integer.parseInt(new String(buf, pos, 2, getCharacterEncoding()), 10));
+            cal.set(Calendar.MONTH, Integer.parseInt(new String(buf, pos+2, 2, getCharacterEncoding()), 10)-1);
+        } else {
+            cal.set(Calendar.YEAR, cal.get(Calendar.YEAR) - (cal.get(Calendar.YEAR) % 100)
+                    + ((buf[pos] - 48) * 10) + buf[pos + 1] - 48);
+            cal.set(Calendar.MONTH, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 49);
+        }
 		return new IsoValue<Date>(type, cal.getTime(), null);
 	}

 	@Override
-	public IsoValue<Date> parseBinary(final int field, final byte[] buf,
-                                      final int pos, final CustomField<?> custom)
+	public <T> IsoValue<Date> parseBinary(final int field, final byte[] buf,
+                                      final int pos, final CustomField<T> custom)
            throws ParseException {
        if (pos < 0) {
            throw new ParseException(String.format("Invalid DATE_EXP field %d position %d",
@@ -34,6 +34,7 @@ public abstract class FieldParseInfo {
 	protected IsoType type;
 	protected int length;
 	private String encoding = System.getProperty("file.encoding");
+    protected boolean forceStringDecoding;

 	/** Creates a new instance that parses a value of the specified type, with the specified length.
 	 * The length is only useful for ALPHA and NUMERIC types.
@@ -47,6 +48,13 @@ public abstract class FieldParseInfo {
 		length = len;
 	}

+    /** Specified whether length headers for variable-length fields in text mode should
+     * be decoded using proper string conversion with the character encoding. Default is false,
+     * which means use the old behavior of decoding as ASCII. */
+    public void setForceStringDecoding(boolean flag) {
+        forceStringDecoding = flag;
+    }
+
 	public void setCharacterEncoding(String value) {
 		encoding = value;
 	}
@@ -70,9 +78,9 @@ public abstract class FieldParseInfo {
     * @param buf The full ISO message buffer.
     * @param pos The starting position for the field data.
     * @param custom A CustomField to decode the field. */
-	public abstract IsoValue<?> parse(final int field, byte[] buf, int pos,
-                                      CustomField<?> custom)
-	throws ParseException, UnsupportedEncodingException;
+	public abstract <T> IsoValue<?> parse(final int field, byte[] buf, int pos,
+                                      CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException;

 	/** Parses binary data from the buffer, creating and returning an IsoValue of the configured
 	 * type and length.
@@ -80,9 +88,9 @@ public abstract class FieldParseInfo {
     * @param buf The full ISO message buffer.
     * @param pos The starting position for the field data.
     * @param custom A CustomField to decode the field. */
-	public abstract IsoValue<?> parseBinary(final int field, byte[] buf, int pos,
-                                            CustomField<?> custom)
-	throws ParseException, UnsupportedEncodingException;
+	public abstract <T> IsoValue<?> parseBinary(final int field, byte[] buf, int pos,
+                                            CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException;

 	/** Returns a new FieldParseInfo instance that can parse the specified type. */
 	public static FieldParseInfo getInstance(IsoType t, int len, String encoding) {
@@ -119,4 +127,14 @@ public abstract class FieldParseInfo {
 		return fpi;
 	}

+    protected int decodeLength(byte[] buf, int pos, int digits) throws UnsupportedEncodingException {
+        if (forceStringDecoding) {
+            return Integer.parseInt(new String(buf, pos, digits, encoding));
+        } else if (digits == 3) {
+            return ((buf[pos] - 48) * 100) + ((buf[pos + 1] - 48) * 10) + (buf[pos + 2] - 48);
+        } else {
+            return ((buf[pos] - 48) * 10) + (buf[pos + 1] - 48);
+        }
+    }
+
 }
@@ -18,8 +18,10 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 package com.solab.iso8583.parse;

+import java.io.UnsupportedEncodingException;
 import java.text.ParseException;

+import com.solab.iso8583.CustomBinaryField;
 import com.solab.iso8583.CustomField;
 import com.solab.iso8583.IsoType;
 import com.solab.iso8583.IsoValue;
@@ -37,9 +39,9 @@ public class LlbinParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<?> parse(final int field, final byte[] buf,
-                             final int pos, final CustomField<?> custom)
-            throws ParseException {
+	public <T> IsoValue<?> parse(final int field, final byte[] buf,
+                             final int pos, final CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid LLBIN field %d position %d",
                    field, pos), pos);
@@ -47,7 +49,7 @@ public class LlbinParseInfo extends FieldParseInfo {
 			throw new ParseException(String.format("Insufficient LLBIN header field %d",
                    field), pos);
 		}
-		length = ((buf[pos] - 48) * 10) + (buf[pos + 1] - 48);
+		length = decodeLength(buf, pos, 2);
 		if (length < 0) {
 			throw new ParseException(String.format("Invalid LLBIN field %d length %d pos %d",
                    field, length, pos), pos);
@@ -60,15 +62,21 @@ public class LlbinParseInfo extends FieldParseInfo {
 		byte[] binval = length == 0 ? new byte[0] : HexCodec.hexDecode(new String(buf, pos + 2, length));
 		if (custom == null) {
 			return new IsoValue<byte[]>(type, binval, binval.length, null);
+        } else if (custom instanceof CustomBinaryField) {
+            try {
+                T dec = ((CustomBinaryField<T>)custom).decodeBinaryField(buf, pos + 2, length);
+                return dec == null ? new IsoValue<byte[]>(type, binval, binval.length, null) :
+                        new IsoValue<T>(type, dec, 0, custom);
+            } catch (IndexOutOfBoundsException ex) {
+                throw new ParseException(String.format(
+                        "Insufficient data for LLBIN field %d, pos %d (LEN states '%s')",
+                        field, pos, new String(buf, pos, 2)), pos);
+            }
 		} else {
            try {
-                @SuppressWarnings({"unchecked", "rawtypes"})
-                IsoValue<?> v = new IsoValue(type, custom.decodeField(
-                    new String(buf, pos + 2, length)), binval.length, custom);
-                if (v.getValue() == null) {
-                    return new IsoValue<byte[]>(type, binval, binval.length, null);
-                }
-                return v;
+                T dec = custom.decodeField(new String(buf, pos + 2, length));
+                return dec == null ? new IsoValue<byte[]>(type, binval, binval.length, null) :
+                        new IsoValue<T>(type, dec, binval.length, custom);
            } catch (IndexOutOfBoundsException ex) {
                throw new ParseException(String.format(
                        "Insufficient data for LLBIN field %d, pos %d (LEN states '%s')",
@@ -78,8 +86,8 @@ public class LlbinParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<?> parseBinary(final int field, final byte[] buf,
-                                   final int pos, final CustomField<?> custom)
+	public <T> IsoValue<?> parseBinary(final int field, final byte[] buf,
+                                   final int pos, final CustomField<T> custom)
            throws ParseException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin LLBIN field %d position %d",
@@ -88,25 +96,33 @@ public class LlbinParseInfo extends FieldParseInfo {
 			throw new ParseException(String.format("Insufficient bin LLBIN header field %d",
                    field), pos);
 		}
-		length = (((buf[pos] & 0xf0) >> 4) * 10) + (buf[pos] & 0x0f);
-		if (length < 0) {
+		final int l = (((buf[pos] & 0xf0) >> 4) * 10) + (buf[pos] & 0x0f);
+		if (l < 0) {
 			throw new ParseException(String.format("Invalid bin LLBIN length %d pos %d", length, pos), pos);
 		}
-		if (length+pos+1 > buf.length) {
+		if (l+pos+1 > buf.length) {
 			throw new ParseException(String.format(
-                    "Insufficient data for bin LLBIN field %d, pos %d", field, pos), pos);
+                    "Insufficient data for bin LLBIN field %d, pos %d: need %d, only %d available",
+                    field, pos, l, buf.length), pos);
 		}
-		byte[] _v = new byte[length];
-		System.arraycopy(buf, pos+1, _v, 0, length);
+		byte[] _v = new byte[l];
+		System.arraycopy(buf, pos+1, _v, 0, l);
 		if (custom == null) {
 			return new IsoValue<byte[]>(type, _v, null);
+        } else if (custom instanceof CustomBinaryField) {
+            try {
+                T dec = ((CustomBinaryField<T>)custom).decodeBinaryField(buf, pos + 1, l);
+                return dec == null ? new IsoValue<byte[]>(type, _v, _v.length, null) :
+                        new IsoValue<T>(type, dec, l, custom);
+            } catch (IndexOutOfBoundsException ex) {
+                throw new ParseException(String.format(
+                        "Insufficient data for LLBIN field %d, pos %d length %d",
+                        field, pos, l), pos);
+            }
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(HexCodec.hexEncode(_v, 0, _v.length)), custom);
-			if (v.getValue() == null) {
-				return new IsoValue<byte[]>(type, _v, null);
-			}
-			return v;
+            T dec = custom.decodeField(HexCodec.hexEncode(_v, 0, _v.length));
+            return dec == null ? new IsoValue<byte[]>(type, _v, null) :
+                    new IsoValue<T>(type, dec, custom);
 		}
 	}

@@ -18,8 +18,10 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 package com.solab.iso8583.parse;

+import java.io.UnsupportedEncodingException;
 import java.text.ParseException;

+import com.solab.iso8583.CustomBinaryField;
 import com.solab.iso8583.CustomField;
 import com.solab.iso8583.IsoType;
 import com.solab.iso8583.IsoValue;
@@ -37,9 +39,9 @@ public class LllbinParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<?> parse(final int field, final byte[] buf,
-                             final int pos, final CustomField<?> custom)
-            throws ParseException {
+	public <T> IsoValue<?> parse(final int field, final byte[] buf,
+                             final int pos, final CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid LLLBIN field %d pos %d",
                    field, pos), pos);
@@ -47,31 +49,33 @@ public class LllbinParseInfo extends FieldParseInfo {
 			throw new ParseException(String.format("Insufficient LLLBIN header field %d",
                    field), pos);
 		}
-		if (!(Character.isDigit(buf[pos]) && Character.isDigit(buf[pos+1]) && Character.isDigit(buf[pos+2]))) {
-			throw new ParseException(String.format("Invalid LLLBIN length '%s' field %d pos %d",
-                    new String(buf, pos, 3), field, pos), pos);
-		}
-		length = ((buf[pos] - 48) * 100) + ((buf[pos + 1] - 48) * 10) + (buf[pos + 2] - 48);
-		if (length < 0) {
+		final int l = decodeLength(buf, pos, 3);
+		if (l < 0) {
 			throw new ParseException(String.format("Invalid LLLBIN length %d field %d pos %d",
-                    length, field, pos), pos);
-		} else if (length+pos+3 > buf.length) {
+                    l, field, pos), pos);
+		} else if (l+pos+3 > buf.length) {
 			throw new ParseException(String.format(
                    "Insufficient data for LLLBIN field %d, pos %d", field, pos), pos);
 		}
-		byte[] binval = length == 0 ? new byte[0] : HexCodec.hexDecode(new String(buf, pos + 3, length));
+		byte[] binval = l == 0 ? new byte[0] : HexCodec.hexDecode(new String(buf, pos + 3, l));
 		if (custom == null) {
 			return new IsoValue<byte[]>(type, binval, binval.length, null);
+        } else if (custom instanceof CustomBinaryField) {
+            try {
+                T dec = ((CustomBinaryField<T>)custom).decodeBinaryField(
+                    buf, pos + 3, l);
+                return dec == null ? new IsoValue<byte[]>(type, binval, binval.length, null) :
+                        new IsoValue<T>(type, dec, 0, custom);
+            } catch (IndexOutOfBoundsException ex) {
+                throw new ParseException(String.format(
+                        "Insufficient data for LLLBIN field %d, pos %d", field, pos), pos);
+            }
 		} else {
            try {
-                @SuppressWarnings({"unchecked", "rawtypes"})
-                IsoValue<?> v = new IsoValue(type, custom.decodeField(
-                    length == 0 ? "" : new String(buf, pos + 3, length)), length, custom);
-                if (v.getValue() == null) {
-                    //problems decoding? return the string
-                    return new IsoValue<byte[]>(type, binval, binval.length, null);
-                }
-                return v;
+                T dec = custom.decodeField(
+                    l == 0 ? "" : new String(buf, pos + 3, l));
+                return dec == null ? new IsoValue<byte[]>(type, binval, binval.length, null) :
+                        new IsoValue<T>(type, dec, l, custom);
            } catch (IndexOutOfBoundsException ex) {
                throw new ParseException(String.format(
                        "Insufficient data for LLLBIN field %d, pos %d", field, pos), pos);
@@ -80,36 +84,44 @@ public class LllbinParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<?> parseBinary(final int field, final byte[] buf,
-                                   final int pos, final CustomField<?> custom)
+	public <T> IsoValue<?> parseBinary(final int field, final byte[] buf,
+                                   final int pos, final CustomField<T> custom)
            throws ParseException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin LLLBIN field %d pos %d",
                    field, pos), pos);
-		} else if (pos+3 > buf.length) {
+		} else if (pos+2 > buf.length) {
            throw new ParseException(String.format("Insufficient LLLBIN header field %d",
                             field), pos);
 		}
-		length = ((buf[pos] & 0x0f) * 100) + (((buf[pos + 1] & 0xf0) >> 4) * 10) + (buf[pos + 1] & 0x0f);
-		if (length < 0) {
+		final int l = ((buf[pos] & 0x0f) * 100) + (((buf[pos + 1] & 0xf0) >> 4) * 10) + (buf[pos + 1] & 0x0f);
+		if (l < 0) {
            throw new ParseException(String.format("Invalid LLLBIN length %d field %d pos %d",
-                             length, field, pos), pos);
+                             l, field, pos), pos);
 		}
-		if (length+pos+2 > buf.length) {
+		if (l+pos+2 > buf.length) {
 			throw new ParseException(String.format(
-                    "Insufficient data for bin LLLBIN field %d, pos %d", field, pos), pos);
+                    "Insufficient data for bin LLLBIN field %d, pos %d requires %d, only %d available",
+                    field, pos, l, buf.length-pos+1), pos);
 		}
-		byte[] _v = new byte[length];
-		System.arraycopy(buf, pos+2, _v, 0, length);
+		byte[] _v = new byte[l];
+		System.arraycopy(buf, pos+2, _v, 0, l);
 		if (custom == null) {
 			return new IsoValue<byte[]>(type, _v, null);
+        } else if (custom instanceof CustomBinaryField) {
+            try {
+                T dec = ((CustomBinaryField<T>)custom).decodeBinaryField(
+                    buf, pos + 2, l);
+                return dec == null ? new IsoValue<byte[]>(type, _v, _v.length, null) :
+                        new IsoValue<T>(type, dec, l, custom);
+            } catch (IndexOutOfBoundsException ex) {
+                throw new ParseException(String.format(
+                        "Insufficient data for LLLBIN field %d, pos %d", field, pos), pos);
+            }
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(HexCodec.hexEncode(_v, 0, _v.length)), custom);
-			if (v.getValue() == null) {
-				return new IsoValue<byte[]>(type, _v, null);
-			}
-			return v;
+            T dec = custom.decodeField(HexCodec.hexEncode(_v, 0, _v.length));
+            return dec == null ? new IsoValue<byte[]>(type, _v, null) :
+                    new IsoValue<T>(type, dec, custom);
 		}
 	}

@@ -36,8 +36,8 @@ public class LllvarParseInfo extends FieldParseInfo {
 		super(IsoType.LLLVAR, 0);
 	}

-	public IsoValue<?> parse(final int field, final byte[] buf,
-                             final int pos, final CustomField<?> custom)
+	public <T> IsoValue<?> parse(final int field, final byte[] buf,
+                             final int pos, final CustomField<T> custom)
 	throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid LLLVAR field %d pos %d",
@@ -46,11 +46,7 @@ public class LllvarParseInfo extends FieldParseInfo {
 			throw new ParseException(String.format(
                    "Insufficient data for LLLVAR header field %d pos %d", field, pos), pos);
 		}
-		if (!(Character.isDigit(buf[pos]) && Character.isDigit(buf[pos+1]) && Character.isDigit(buf[pos+2]))) {
-			throw new ParseException(String.format("Invalid LLLVAR length '%s' field %d pos %d",
-				new String(buf, pos, 3), field, pos), pos);
-		}
-		length = ((buf[pos] - 48) * 100) + ((buf[pos + 1] - 48) * 10) + (buf[pos + 2] - 48);
+        length = decodeLength(buf, pos, 3);
 		if (length < 0) {
 			throw new ParseException(String.format("Invalid LLLVAR length %d field %d pos %d",
                    length, field, pos), pos);
@@ -74,14 +70,15 @@ public class LllvarParseInfo extends FieldParseInfo {
 		if (custom == null) {
 			return new IsoValue<String>(type, _v, length, null);
 		} else {
-			Object decoded = custom.decodeField(_v);
+			T decoded = custom.decodeField(_v);
 			//If decode fails, return string; otherwise use the decoded object and its codec
-			return new IsoValue(type, decoded == null ? _v : decoded, length, decoded == null ? null : custom);
+            return decoded == null ? new IsoValue<String>(type, _v, length, null) :
+                new IsoValue<T>(type, decoded, length, custom);
 		}
 	}

-	public IsoValue<?> parseBinary(final int field, final byte[] buf,
-                                   final int pos, final CustomField<?> custom)
+	public <T> IsoValue<?> parseBinary(final int field, final byte[] buf,
+                                   final int pos, final CustomField<T> custom)
 			throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin LLLVAR field %d pos %d", field, pos), pos);
@@ -100,8 +97,7 @@ public class LllvarParseInfo extends FieldParseInfo {
 		if (custom == null) {
 			return new IsoValue<String>(type, new String(buf, pos + 2, length, getCharacterEncoding()), null);
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(new String(buf, pos + 2, length, getCharacterEncoding())), custom);
+			IsoValue<T> v = new IsoValue<T>(type, custom.decodeField(new String(buf, pos + 2, length, getCharacterEncoding())), custom);
 			if (v.getValue() == null) {
 				return new IsoValue<String>(type, new String(buf, pos + 2, length, getCharacterEncoding()), null);
 			}
@@ -35,15 +35,16 @@ public class LlvarParseInfo extends FieldParseInfo {
 		super(IsoType.LLVAR, 0);
 	}

-	public IsoValue<?> parse(final int field, final byte[] buf,
-                             final int pos, final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<?> parse(final int field, final byte[] buf,
+                             final int pos, final CustomField<T> custom)
 			throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid LLVAR field %d %d", field, pos), pos);
 		} else if (pos+2 > buf.length) {
 			throw new ParseException(String.format("Insufficient data for LLVAR header, pos %d", pos), pos);
 		}
-		length = ((buf[pos] - 48) * 10) + (buf[pos + 1] - 48);
+		length = decodeLength(buf, pos, 2);
 		if (length < 0) {
 			throw new ParseException(String.format(
                    "Invalid LLVAR length %d, field %d pos %d", length, field, pos), pos);
@@ -67,17 +68,15 @@ public class LlvarParseInfo extends FieldParseInfo {
 		if (custom == null) {
 			return new IsoValue<String>(type, _v, length, null);
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(_v), length, custom);
-			if (v.getValue() == null) {
-				return new IsoValue<String>(type, _v, length, null);
-			}
-			return v;
+            T dec = custom.decodeField(_v);
+            return dec == null ? new IsoValue<String>(type, _v, length, null) :
+                    new IsoValue<T>(type, dec, length, custom);
 		}
 	}

-	public IsoValue<?> parseBinary(final int field, final byte[] buf,
-                                   final int pos, final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<?> parseBinary(final int field, final byte[] buf,
+                                   final int pos, final CustomField<T> custom)
 			throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin LLVAR field %d pos %d",
@@ -98,12 +97,9 @@ public class LlvarParseInfo extends FieldParseInfo {
 		if (custom == null) {
 			return new IsoValue<String>(type, new String(buf, pos + 1, length, getCharacterEncoding()), null);
 		} else {
-			@SuppressWarnings({"unchecked", "rawtypes"})
-			IsoValue<?> v = new IsoValue(type, custom.decodeField(new String(buf, pos + 1, length, getCharacterEncoding())), custom);
-			if (v.getValue() == null) {
-				return new IsoValue<String>(type, new String(buf, pos + 1, length, getCharacterEncoding()), null);
-			}
-			return v;
+            T dec = custom.decodeField(new String(buf, pos + 1, length, getCharacterEncoding()));
+            return dec == null ? new IsoValue<String>(type, new String(buf, pos + 1, length, getCharacterEncoding()), null) :
+                    new IsoValue<T>(type, dec, custom);
 		}
 	}

@@ -24,6 +24,7 @@ import java.text.ParseException;
 import com.solab.iso8583.CustomField;
 import com.solab.iso8583.IsoType;
 import com.solab.iso8583.IsoValue;
+import com.solab.iso8583.util.Bcd;

 /** This class is used to parse NUMERIC fields.
 * 
@@ -35,8 +36,9 @@ public class NumericParseInfo extends AlphaNumericFieldParseInfo {
 		super(IsoType.NUMERIC, len);
 	}

-	public IsoValue<Number> parseBinary(final int field, final byte[] buf,
-                                        final int pos, final CustomField<?> custom)
+    @Override
+	public <T> IsoValue<Number> parseBinary(final int field, final byte[] buf,
+                                        final int pos, final CustomField<T> custom)
            throws ParseException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin NUMERIC field %d pos %d",
@@ -48,30 +50,18 @@ public class NumericParseInfo extends AlphaNumericFieldParseInfo {
 		}
 		//A long covers up to 18 digits
 		if (length < 19) {
-			long l = 0;
-			long power = 1L;
-			for (int i = pos + (length / 2) + (length % 2) - 1; i >= pos; i--) {
-				l += (buf[i] & 0x0f) * power;
-				power *= 10L;
-				l += ((buf[i] & 0xf0) >> 4) * power;
-				power *= 10L;
-			}
-			return new IsoValue<Number>(IsoType.NUMERIC, l, length, null);
+			return new IsoValue<Number>(IsoType.NUMERIC, Bcd.decodeToLong(buf, pos, length),
+                length, null);
 		} else {
 			//Use a BigInteger
-			char[] digits = new char[length];
-			int start = 0;
            try {
-                for (int i = pos; i < pos + (length / 2) + (length % 2); i++) {
-                    digits[start++] = (char)(((buf[i] & 0xf0) >> 4) + 48);
-                    digits[start++] = (char)((buf[i] & 0x0f) + 48);
-                }
+                return new IsoValue<Number>(IsoType.NUMERIC,
+                    Bcd.decodeToBigInteger(buf, pos, length), length, null);
            } catch (IndexOutOfBoundsException ex) {
                throw new ParseException(String.format(
-                        "Insufficient data for bin %s field %d of length %d, pos %d",
-             				type, field, length, pos), pos);
+                    "Insufficient data for bin %s field %d of length %d, pos %d",
+                    type, field, length, pos), pos);
            }
-			return new IsoValue<Number>(IsoType.NUMERIC, new BigInteger(new String(digits)), length, null);
 		}
 	}

@@ -18,6 +18,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 package com.solab.iso8583.parse;

+import java.io.UnsupportedEncodingException;
 import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
@@ -38,9 +39,9 @@ public class TimeParseInfo extends FieldParseInfo {
 	}

 	@Override
-	public IsoValue<Date> parse(final int field, final byte[] buf,
-                                final int pos, final CustomField<?> custom)
-            throws ParseException {
+	public <T> IsoValue<Date> parse(final int field, final byte[] buf,
+                                final int pos, final CustomField<T> custom)
+            throws ParseException, UnsupportedEncodingException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid TIME field %d pos %d",
                    field, pos), pos);
@@ -49,15 +50,21 @@ public class TimeParseInfo extends FieldParseInfo {
                    "Insufficient data for TIME field %d, pos %d", field, pos), pos);
 		}
 		Calendar cal = Calendar.getInstance();
-		cal.set(Calendar.HOUR_OF_DAY, ((buf[pos] - 48) * 10) + buf[pos + 1] - 48);
-		cal.set(Calendar.MINUTE, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 48);
-		cal.set(Calendar.SECOND, ((buf[pos + 4] - 48) * 10) + buf[pos + 5] - 48);
+        if (forceStringDecoding) {
+            cal.set(Calendar.HOUR_OF_DAY, Integer.parseInt(new String(buf, pos, 2, getCharacterEncoding()), 10));
+            cal.set(Calendar.MINUTE, Integer.parseInt(new String(buf, pos+2, 2, getCharacterEncoding()), 10));
+            cal.set(Calendar.SECOND, Integer.parseInt(new String(buf, pos+4, 2, getCharacterEncoding()), 10));
+        } else {
+            cal.set(Calendar.HOUR_OF_DAY, ((buf[pos] - 48) * 10) + buf[pos + 1] - 48);
+            cal.set(Calendar.MINUTE, ((buf[pos + 2] - 48) * 10) + buf[pos + 3] - 48);
+            cal.set(Calendar.SECOND, ((buf[pos + 4] - 48) * 10) + buf[pos + 5] - 48);
+        }
 		return new IsoValue<Date>(type, cal.getTime(), null);
 	}

 	@Override
-	public IsoValue<Date> parseBinary(final int field, final byte[] buf,
-                                      final int pos, final CustomField<?> custom)
+	public <T> IsoValue<Date> parseBinary(final int field, final byte[] buf,
+                                      final int pos, final CustomField<T> custom)
            throws ParseException {
 		if (pos < 0) {
 			throw new ParseException(String.format("Invalid bin TIME field %d pos %d",
@@ -0,0 +1,71 @@
+package com.solab.iso8583.util;
+
+import java.math.BigInteger;
+import java.text.ParseException;
+
+/**
+ * Routines for Binary Coded Digits.
+ *
+ * @author Enrique Zamudio
+ *         Date: 23/04/13 11:24
+ */
+public final class Bcd {
+
+    private Bcd(){}
+
+    /** Decodes a BCD-encoded number as a long.
+     * @param buf The byte buffer containing the BCD data.
+     * @param pos The starting position in the buffer.
+     * @param length The number of DIGITS (not bytes) to read. */
+    public static long decodeToLong(byte[] buf, int pos, int length)
+            throws IndexOutOfBoundsException {
+        if (length > 18) {
+            throw new IndexOutOfBoundsException("Buffer too big to decode as long");
+        }
+        long l = 0;
+        long power = 1L;
+        for (int i = pos + (length / 2) + (length % 2) - 1; i >= pos; i--) {
+            l += (buf[i] & 0x0f) * power;
+            power *= 10L;
+            l += ((buf[i] & 0xf0) >> 4) * power;
+            power *= 10L;
+        }
+        return l;
+    }
+
+    /** Encode the value as BCD and put it in the buffer. The buffer must be big enough
+   	 * to store the digits in the original value (half the length of the string). */
+    public static void encode(String value, byte[] buf) {
+        int charpos = 0; //char where we start
+        int bufpos = 0;
+        if (value.length() % 2 == 1) {
+            //for odd lengths we encode just the first digit in the first byte
+            buf[0] = (byte)(value.charAt(0) - 48);
+            charpos = 1;
+            bufpos = 1;
+        }
+        //encode the rest of the string
+        while (charpos < value.length()) {
+            buf[bufpos] = (byte)(((value.charAt(charpos) - 48) << 4)
+                | (value.charAt(charpos + 1) - 48));
+            charpos += 2;
+            bufpos++;
+        }
+    }
+
+    /** Decodes a BCD-encoded number as a BigInteger.
+     * @param buf The byte buffer containing the BCD data.
+     * @param pos The starting position in the buffer.
+     * @param length The number of DIGITS (not bytes) to read. */
+    public static BigInteger decodeToBigInteger(byte[] buf, int pos, int length)
+            throws IndexOutOfBoundsException {
+        char[] digits = new char[length];
+        int start = 0;
+        for (int i = pos; i < pos + (length / 2) + (length % 2); i++) {
+            digits[start++] = (char)(((buf[i] & 0xf0) >> 4) + 48);
+            digits[start++] = (char)((buf[i] & 0x0f) + 48);
+        }
+        return new BigInteger(new String(digits));
+    }
+
+}
@@ -1,9 +1,11 @@
 package com.solab.iso8583.util;

 /** Utility class to perform HEX encoding/decoding of values. */
-public class HexCodec {
+public final class HexCodec {

-	static final char[] HEX = new char[]{ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+	static final char[] HEX = "0123456789ABCDEF".toCharArray();
+
+    private HexCodec(){}

 	public static String hexEncode(byte[] buffer, int start, int length) {
 		if (buffer.length == 0) {
@@ -31,7 +31,7 @@ public class SimpleParser {
    }

    public static void main(String [] args) throws IOException, ParseException {
-        final MessageFactory mf = new MessageFactory();
+        final MessageFactory<IsoMessage> mf = new MessageFactory<IsoMessage>();
        if (args.length == 0) {
            ConfigParser.configureFromDefault(mf);
        } else {
@@ -15,7 +15,7 @@
 		<item name="Download" href="http://sourceforge.net/projects/j8583/files/j8583/"/>
 	</links>

-	<menu name="j8583 1.5.7">
+	<menu name="j8583 1.8.0">
 		<item name="Introduction" href="index.html"/>
 		<item name="API docs" href="javadoc/index.html" />
 		<item name="Beginner's Guide" href="guide.html"/>
@@ -0,0 +1,104 @@
+package j8583;
+
+import com.solab.iso8583.IsoType;
+import com.solab.iso8583.MessageFactory;
+import com.solab.iso8583.IsoMessage;
+import com.solab.iso8583.codecs.BigIntBcdCodec;
+import com.solab.iso8583.codecs.LongBcdCodec;
+import com.solab.iso8583.parse.FieldParseInfo;
+import com.solab.iso8583.parse.LlbinParseInfo;
+import com.solab.iso8583.parse.LllbinParseInfo;
+import com.solab.iso8583.util.HexCodec;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.UnsupportedEncodingException;
+import java.math.BigInteger;
+import java.text.ParseException;
+import java.util.HashMap;
+
+/**
+ * Unit tests for the numeric CustomBinaryField codecs.
+ *
+ * @author Enrique Zamudio
+ *         Date: 07/05/13 13:20
+ */
+public class CustomBinCodecs {
+
+    private final BigInteger b29 = new BigInteger("12345678901234567890123456789");
+    final byte[] longData2 = new byte[]{ 0x12, 0x34, 0x56, 0x78, (byte)0x90, 00, 00, 00, 00, 00 };
+    final byte[] bigintData1 = new byte[]{ 1, 0x23, 0x45, 0x67, (byte)0x89, 1, 0x23, 0x45, 0x67, (byte)0x89, 1, 0x23, 0x45, 0x67, (byte)0x89, 00, 00, 00, 00, 00 };
+
+    @Test
+    public void testLongCodec() {
+        final LongBcdCodec longCodec = new LongBcdCodec();
+        final byte[] data1 = new byte[]{ 1, 0x23, 0x45, (byte)0x67, (byte)0x89, 00, 00, 00, 00, 00 };
+        Assert.assertEquals(123456789l, (long) longCodec.decodeBinaryField(data1, 0, 5));
+        Assert.assertEquals(1234567890l, (long)longCodec.decodeBinaryField(longData2, 0, 5));
+        final byte[] cod1 = longCodec.encodeBinaryField(123456789l);
+        final byte[] cod2 = longCodec.encodeBinaryField(1234567890l);
+        for (int i = 0; i < 5; i++) {
+            Assert.assertEquals("LONG Data1 differs at pos " + i, data1[i], cod1[i]);
+            Assert.assertEquals("LONG Data2 differs at pos " + i, longData2[i], cod2[i]);
+        }
+    }
+
+    @Test
+    public void testBigIntCodec() {
+        final BigInteger b30 = new BigInteger("123456789012345678901234567890");
+        final BigIntBcdCodec bigintCodec = new BigIntBcdCodec();
+        final byte[] data2 = new byte[]{ 0x12, 0x34, 0x56, 0x78, (byte)0x90, 0x12, 0x34, 0x56, 0x78, (byte)0x90, 0x12, 0x34, 0x56, (byte)0x78, (byte)0x90, 00, 00, 00, 00, 00 };
+        Assert.assertEquals(b29, bigintCodec.decodeBinaryField(bigintData1, 0, 15));
+        Assert.assertEquals(b30, bigintCodec.decodeBinaryField(data2, 0, 15));
+        final byte[] cod1 = bigintCodec.encodeBinaryField(b29);
+        final byte[] cod2 = bigintCodec.encodeBinaryField(b30);
+        for (int i = 0; i < 15; i++) {
+            Assert.assertEquals("BIGINT Data1 differs at pos " + i, bigintData1[i], cod1[i]);
+            Assert.assertEquals("BIGINT Data2 differs at pos " + i, data2[i], cod2[i]);
+        }
+    }
+
+    private void testFieldType(final IsoType type, final FieldParseInfo fieldParser, int offset1, int offset2) throws UnsupportedEncodingException, ParseException {
+        final BigIntBcdCodec bigintCodec = new BigIntBcdCodec();
+        final LongBcdCodec longCodec = new LongBcdCodec();
+        final MessageFactory<IsoMessage> mfact = new MessageFactory<IsoMessage>();
+        IsoMessage tmpl = new IsoMessage();
+        tmpl.setBinary(true);
+        tmpl.setType(0x200);
+        tmpl.setValue(2, 1234567890l, longCodec, type, 0);
+        tmpl.setValue(3, b29, bigintCodec, type, 0);
+        mfact.addMessageTemplate(tmpl);
+        mfact.setCustomField(2, longCodec);
+        mfact.setCustomField(3, bigintCodec);
+        HashMap<Integer, FieldParseInfo> parser = new HashMap<Integer,FieldParseInfo>();
+        parser.put(2, fieldParser);
+        parser.put(3, fieldParser);
+        mfact.setParseMap(0x200, parser);
+        mfact.setUseBinaryMessages(true);
+        //Test encoding
+        tmpl = mfact.newMessage(0x200);
+        byte[] buf = tmpl.writeData();
+        System.out.println("MENSAJE: " + HexCodec.hexEncode(buf, 0, buf.length));
+        for (int i = 0; i < 5; i++) {
+            Assert.assertEquals("LONG Data differs at pos " + i, longData2[i], buf[i+offset1]);
+        }
+        for (int i = 0; i < 15; i++) {
+            Assert.assertEquals("BIGINT Data differs at pos " + i, bigintData1[i], buf[i+offset2]);
+        }
+        //Test parsing
+        tmpl = mfact.parseMessage(buf, 0);
+        Assert.assertEquals(1234567890l, tmpl.getObjectValue(2));
+        Assert.assertEquals(b29, tmpl.getObjectValue(3));
+    }
+
+    @Test
+    public void testLLBIN() throws ParseException, UnsupportedEncodingException {
+        testFieldType(IsoType.LLBIN, new LlbinParseInfo(), 11, 17);
+    }
+
+    @Test
+    public void testLLLBIN() throws ParseException, UnsupportedEncodingException {
+        testFieldType(IsoType.LLLBIN, new LllbinParseInfo(), 12, 19);
+    }
+
+}
@@ -5,6 +5,7 @@ import java.io.UnsupportedEncodingException;
 import java.math.BigDecimal;
 import java.text.ParseException;

+import com.solab.iso8583.IsoType;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -16,8 +17,8 @@ import com.solab.iso8583.util.HexCodec;
 /** Test binary message encoding and binary fields. */
 public class TestBinaries {

-	private MessageFactory mfactAscii = new MessageFactory();
-	private MessageFactory mfactBin = new MessageFactory();
+	private MessageFactory<IsoMessage> mfactAscii = new MessageFactory<IsoMessage>();
+	private MessageFactory<IsoMessage> mfactBin = new MessageFactory<IsoMessage>();

 	@Before
 	public void setup() throws IOException {
@@ -35,26 +36,26 @@ public class TestBinaries {
 		Assert.assertEquals(new BigDecimal("1234.00"), m.getObjectValue(4));
 		Assert.assertTrue("No field 7!", m.hasField(7));
 		Assert.assertEquals("Wrong trace", "000123", m.getField(11).toString());
-		byte[] buf = (byte[])m.getObjectValue(41);
+		byte[] buf = m.getObjectValue(41);
 		byte[] exp = new byte[]{ (byte)0xab, (byte)0xcd, (byte)0xef, 0, 0, 0, 0, 0};
 		Assert.assertEquals("Field 41 wrong length", 8, buf.length);
 		Assert.assertArrayEquals("Field 41 wrong value", exp, buf);
-		buf = (byte[])m.getObjectValue(42);
+		buf = m.getObjectValue(42);
 		exp = new byte[]{ (byte)0x0a, (byte)0xbc, (byte)0xde, 0 };
 		Assert.assertEquals("field 42 wrong length", 4, buf.length);
 		Assert.assertArrayEquals("Field 42 wrong value", exp, buf);
 		Assert.assertTrue(((String)m.getObjectValue(43)).startsWith("Field of length 40"));
-		buf = (byte[])m.getObjectValue(62);
+		buf = m.getObjectValue(62);
 		exp = new byte[]{ 1, (byte)0x23, (byte)0x45, (byte)0x67, (byte)0x89, (byte)0xab, (byte)0xcd, (byte)0xef,
 				0x62, 1, (byte)0x23, (byte)0x45, (byte)0x67, (byte)0x89, (byte)0xab, (byte)0xcd };
 		Assert.assertArrayEquals(exp, buf);
-		buf = (byte[])m.getObjectValue(64);
+		buf = m.getObjectValue(64);
        exp[8] = 0x64;
 		Assert.assertArrayEquals(exp, buf);
-		buf = (byte[])m.getObjectValue(63);
+		buf = m.getObjectValue(63);
 		exp = new byte[]{ 0, (byte)0x12, (byte)0x34, (byte)0x56, (byte)0x78, (byte)0x63 };
 		Assert.assertArrayEquals(exp, buf);
-		buf = (byte[])m.getObjectValue(65);
+		buf = m.getObjectValue(65);
        exp[5] = 0x65;
 		Assert.assertArrayEquals(exp, buf);
 	}
@@ -83,6 +84,11 @@ public class TestBinaries {
 		//Compare values, should be the same
 		testParsed(bin2);
 		Assert.assertEquals(bin.getObjectValue(7).toString(), bin2.getObjectValue(7).toString());
+        //Test the debug string
+        ascii.setValue(60, "XXX", IsoType.LLVAR, 0);
+        bin.setValue(60, "XXX", IsoType.LLVAR, 0);
+        Assert.assertEquals("Debug strings differ", ascii.debugString(), bin.debugString());
+        Assert.assertTrue("LLVAR fields wrong", ascii.debugString().contains("03XXX"));
 	}

    @Test
@@ -6,12 +6,10 @@ import java.text.ParseException;
 import java.util.Date;
 import java.util.GregorianCalendar;

-import com.solab.iso8583.IsoMessage;
 import org.junit.*;

 import com.solab.iso8583.IsoType;
 import com.solab.iso8583.IsoValue;
-import com.solab.iso8583.MessageFactory;
 import com.solab.iso8583.parse.Date10ParseInfo;
 import com.solab.iso8583.parse.Date4ParseInfo;

@@ -21,16 +19,6 @@ import com.solab.iso8583.parse.Date4ParseInfo;
 */
 public class TestDates {

-	private MessageFactory<IsoMessage> mf;
-
-	@Before
-	public void init() throws IOException {
-		mf = new MessageFactory<IsoMessage>();
-		mf.setCharacterEncoding("UTF-8");
-		mf.setCustomField(48, new CustomField48());
-		mf.setConfigPath("config.xml");
-	}
-
 	@Test
 	public void testDate4FutureTolerance() throws ParseException, IOException {
 		GregorianCalendar today = new GregorianCalendar();
@@ -44,7 +32,7 @@ public class TestDates {
 		Assert.assertEquals(comp.getValue(), today.getTime());
 		//Now with the binary
 		ByteArrayOutputStream bout = new ByteArrayOutputStream();
-		comp.write(bout, true);
+		comp.write(bout, true, false);
 		IsoValue<Date> bin = new Date4ParseInfo().parseBinary(0, bout.toByteArray(), 0, null);
 		Assert.assertEquals(comp.getValue().getTime(), bin.getValue().getTime());
 	}
@@ -57,7 +45,7 @@ public class TestDates {
 		assert comp.getValue().after(new Date());
 		//Now with the binary
 		ByteArrayOutputStream bout = new ByteArrayOutputStream();
-		comp.write(bout, true);
+		comp.write(bout, true, false);
 		IsoValue<Date> bin = new Date10ParseInfo().parseBinary(0, bout.toByteArray(), 0, null);
 		Assert.assertEquals(comp.getValue().getTime(), bin.getValue().getTime());
 	}
@@ -0,0 +1,183 @@
+package j8583;
+
+import com.solab.iso8583.IsoMessage;
+import com.solab.iso8583.IsoType;
+import com.solab.iso8583.IsoValue;
+import com.solab.iso8583.MessageFactory;
+import com.solab.iso8583.parse.*;
+import com.solab.iso8583.util.HexCodec;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.math.BigDecimal;
+import java.text.ParseException;
+import java.util.Date;
+import java.util.HashMap;
+
+/**
+ * Test for EBCDIC support.
+ *
+ * @author Enrique Zamudio
+ *         Date: 13/05/13 18:12
+ */
+public class TestEbcdic {
+
+    private IsoValue<String> llvar = new IsoValue<String>(IsoType.LLVAR, "Testing, testing, 123");
+
+    @Test
+    public void testAscii() throws IOException, ParseException {
+        llvar.setCharacterEncoding("UTF-8");
+        final ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        llvar.write(bout, false, false);
+        byte[] buf = bout.toByteArray();
+        Assert.assertEquals(50, buf[0]);
+        Assert.assertEquals(49, buf[1]);
+        final LlvarParseInfo parser = new LlvarParseInfo();
+        parser.setCharacterEncoding("UTF-8");
+        IsoValue<?> field = parser.parse(1, buf, 0, null);
+        Assert.assertEquals(llvar.getValue(), field.getValue());
+    }
+
+    @Test
+    public void testEbcdic() throws IOException, ParseException {
+        llvar.setCharacterEncoding("Cp1047");
+        final ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        llvar.write(bout, false, true);
+        byte[] buf = bout.toByteArray();
+        Assert.assertEquals((byte)242, buf[0]);
+        Assert.assertEquals((byte) 241, buf[1]);
+        final LlvarParseInfo parser = new LlvarParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        IsoValue<?> field = parser.parse(1, buf, 0, null);
+        Assert.assertEquals(llvar.getValue(), field.getValue());
+    }
+
+    @Test
+    public void testParsers() throws UnsupportedEncodingException, ParseException {
+        final byte[] stringA = "A".getBytes("Cp1047");
+        final LllvarParseInfo lllvar = new LllvarParseInfo();
+        lllvar.setCharacterEncoding("Cp1047");
+        lllvar.setForceStringDecoding(true);
+        IsoValue<?> field = lllvar.parse(1, new byte[]{(byte)240, (byte)240, (byte)241, (byte)193}, 0, null);
+        Assert.assertEquals(new String(stringA, "Cp1047"), field.getValue());
+
+        final LllbinParseInfo lllbin = new LllbinParseInfo();
+        lllbin.setCharacterEncoding("Cp1047");
+        lllbin.setForceStringDecoding(true);
+        field = lllbin.parse(1, new byte[]{(byte)240, (byte)240, (byte)242, 67, 49}, 0, null);
+        Assert.assertArrayEquals(stringA, (byte[]) field.getValue());
+
+        final LlbinParseInfo llbin = new LlbinParseInfo();
+        llbin.setCharacterEncoding("Cp1047");
+        llbin.setForceStringDecoding(true);
+        field = llbin.parse(1, new byte[]{(byte)240, (byte)242, 67, 49}, 0, null);
+        Assert.assertArrayEquals(stringA, (byte[]) field.getValue());
+    }
+
+    @Test
+    public void testMessageType() throws UnsupportedEncodingException, ParseException {
+        final IsoMessage msg = new IsoMessage();
+        msg.setType(0x1100);
+        msg.setBinaryBitmap(true);
+        msg.setCharacterEncoding("Cp1047");
+        final byte[] enc = msg.writeData();
+        Assert.assertEquals(12, enc.length);
+        Assert.assertEquals((byte) 241, enc[0]);
+        Assert.assertEquals((byte) 241, enc[1]);
+        Assert.assertEquals((byte)240, enc[2]);
+        Assert.assertEquals((byte) 240, enc[3]);
+        MessageFactory<IsoMessage> mf = new MessageFactory<IsoMessage>();
+        HashMap<Integer, FieldParseInfo> pmap = new HashMap<Integer, FieldParseInfo>();
+        mf.setForceStringEncoding(true);
+        mf.setUseBinaryBitmap(true);
+        mf.setCharacterEncoding("Cp1047");
+        mf.setParseMap(0x1100, pmap);
+        IsoMessage m2 = mf.parseMessage(enc, 0);
+        Assert.assertEquals(msg.getType(), m2.getType());
+        //Now with text bitmap
+        msg.setBinaryBitmap(false);
+        msg.setForceStringEncoding(true);
+        final byte[] enc2 = msg.writeData();
+        Assert.assertEquals(20, enc2.length);
+        mf.setUseBinaryBitmap(false);
+        m2 = mf.parseMessage(enc2, 0);
+        Assert.assertEquals(msg.getType(), m2.getType());
+    }
+
+    @Test
+    public void testDate4() throws UnsupportedEncodingException, ParseException {
+        final Date4ParseInfo parser = new Date4ParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        final IsoValue<Date> v = parser.parse(1, new byte[]{(byte)240, (byte)241, (byte)242, (byte)245}, 0, null);
+        Assert.assertEquals("01", String.format("%Tm", v.getValue()));
+        Assert.assertEquals("25", String.format("%Td", v.getValue()));
+    }
+
+    @Test
+    public void testDate10() throws UnsupportedEncodingException, ParseException {
+        final Date10ParseInfo parser = new Date10ParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        final IsoValue<Date> v = parser.parse(1, new byte[]{(byte)240, (byte)241, (byte)242, (byte)245, (byte)242, (byte)243, (byte)245, (byte)249, (byte)245, (byte)249}, 0, null);
+        Assert.assertEquals("01", String.format("%Tm", v.getValue()));
+        Assert.assertEquals("25", String.format("%Td", v.getValue()));
+        Assert.assertEquals("23:59:59", String.format("%TT", v.getValue()));
+    }
+
+    @Test
+    public void testDateExp() throws UnsupportedEncodingException, ParseException {
+        final DateExpParseInfo parser = new DateExpParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        final IsoValue<Date> v = parser.parse(1, new byte[]{(byte)241, (byte)247, (byte)241, (byte)242}, 0, null);
+        Assert.assertEquals("12", String.format("%Tm", v.getValue()));
+        Assert.assertEquals("2017", String.format("%TY", v.getValue()));
+    }
+
+    @Test
+    public void testTime() throws UnsupportedEncodingException, ParseException {
+        final TimeParseInfo parser = new TimeParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        final IsoValue<Date> v = parser.parse(1, new byte[]{(byte)242, (byte)241, (byte)243, (byte)244, (byte)245, (byte)246}, 0, null);
+        Assert.assertEquals("21:34:56", String.format("%TT", v.getValue()));
+    }
+
+    @Test
+    public void testAmount() throws UnsupportedEncodingException, ParseException {
+        final AmountParseInfo parser = new AmountParseInfo();
+        parser.setCharacterEncoding("Cp1047");
+        parser.setForceStringDecoding(true);
+        IsoValue<BigDecimal> v = parser.parse(4, new byte[]{(byte)240, (byte)240, (byte)240, (byte)241, (byte)242, (byte)243, (byte)244, (byte)245, (byte)246, (byte)247, (byte)248, (byte)249}, 0, null);
+        Assert.assertEquals(new BigDecimal("1234567.89"), v.getValue());
+    }
+
+    @Test
+    public void testMessage() throws ParseException, UnsupportedEncodingException {
+        final byte[] trama = HexCodec.hexDecode("f1f8f1f42030010002000000f0f0f0f0f0f0f0f1f5f9f5f5f1f3f0f6f1f2f1f1f2f9f0f8f8f3f1f8f0f0");
+        MessageFactory<IsoMessage> mfact = new MessageFactory<IsoMessage>();
+        mfact.setUseBinaryBitmap(true);
+        HashMap<Integer, FieldParseInfo> pinfo = new HashMap<Integer, FieldParseInfo>();
+        pinfo.put(3, new AlphaParseInfo(6));
+        pinfo.put(11, new AlphaParseInfo(6));
+        pinfo.put(12, new AlphaParseInfo(12));
+        pinfo.put(24, new AlphaParseInfo(3));
+        pinfo.put(39, new AlphaParseInfo(3));
+        mfact.setParseMap(0x1814, pinfo);
+        mfact.setCharacterEncoding("Cp1047");
+        mfact.setForceStringEncoding(true);
+        IsoMessage iso = mfact.parseMessage(trama, 0);
+        Assert.assertNotNull(iso);
+        Assert.assertEquals("000000", iso.getObjectValue(3));
+        Assert.assertEquals("015955", iso.getObjectValue(11));
+        Assert.assertEquals("130612112908", iso.getObjectValue(12));
+        Assert.assertEquals("831", iso.getObjectValue(24));
+        Assert.assertEquals("800", iso.getObjectValue(39));
+    }
+
+}
@@ -1,7 +1,6 @@
 package j8583;

-import junit.framework.Assert;
-
+import org.junit.Assert;
 import org.junit.Test;

 import com.solab.iso8583.util.HexCodec;
@@ -4,6 +4,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.text.ParseException;

+import com.solab.iso8583.IsoValue;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -102,15 +103,30 @@ public class TestIsoMessage {
 		IsoMessage iso1 = mf.newMessage(0x200);
 		IsoMessage iso2 = mf.newMessage(0x200);
 		assert iso1 != iso2;
-		assert iso1.getObjectValue(3) == iso1.getObjectValue(3);
+		assert iso1.getObjectValue(3).equals(iso2.getObjectValue(3));
 		assert iso1.getField(3) != iso2.getField(3);
 		assert iso1.getField(48) != iso2.getField(48);
-		CustomField48 cf48_1 = (CustomField48)iso1.getObjectValue(48);
+		CustomField48 cf48_1 = iso1.getObjectValue(48);
 		int origv = cf48_1.getValue2();
 		cf48_1.setValue2(origv + 1000);
-		CustomField48 cf48_2 = (CustomField48)iso2.getObjectValue(48);
+		CustomField48 cf48_2 = iso2.getObjectValue(48);
 		assert cf48_1 == cf48_2;
 		assert cf48_2.getValue2() == origv + 1000;
 	}

+    @Test(expected = IllegalArgumentException.class)
+    public void testSimpleFieldSetter() {
+        IsoMessage iso = mf.newMessage(0x200);
+        IsoValue<String> f3 = iso.getField(3);
+        iso.updateValue(3, "999999");
+        assert iso.getObjectValue(3).equals("999999");
+        IsoValue<String> nf3 = iso.getField(3);
+        assert f3 != nf3;
+        assert f3.getType() == nf3.getType();
+        assert f3.getLength() == nf3.getLength();
+        assert f3.getEncoder() == nf3.getEncoder();
+        iso.updateValue(4, "INVALID!");
+        throw new RuntimeException("Update failed!");
+    }
+
 }
@@ -7,7 +7,7 @@ import java.text.ParseException;
 import com.solab.iso8583.IsoMessage;
 import com.solab.iso8583.IsoValue;
 import com.solab.iso8583.parse.NumericParseInfo;
-import junit.framework.Assert;
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
Author	SHA1	Message	Date
Enrique Zamudio	cc1fe845ed	Version 1.8.0	2013-06-25 12:39:13 -05:00
Enrique Zamudio	61fded16d2	Fix debugString for variable-length fields	2013-06-25 12:37:41 -05:00
Enrique Zamudio	6bdd26fadf	update site version to 1.8.0	2013-06-12 13:18:05 -05:00
Enrique Zamudio	0a85393b87	Simplify test code	2013-06-12 13:17:34 -05:00
Enrique Zamudio	1ccf3596d8	Test parsing a complete message with EBCDIC	2013-06-12 13:17:18 -05:00
Enrique Zamudio	470d492da2	Propagate char encoding and forceStringEncoding after parsing config	2013-06-12 13:16:28 -05:00
Enrique Zamudio	a543212d1e	debugString uses substrings for bitmap hex chars	2013-06-12 13:10:35 -05:00
Enrique Zamudio	096faeeda0	indexOf -> contains	2013-06-12 13:09:22 -05:00
Enrique Zamudio	406eb91d4b	Simplify hex char array creation	2013-06-12 13:08:58 -05:00
Enrique Zamudio	8f91cb768c	Test debugString with binary/ascii messages	2013-06-12 10:42:27 -05:00
Enrique Zamudio	078eeb6ee5	Add debugString() method	2013-06-12 10:42:09 -05:00
Enrique Zamudio	1b38a648f5	Set forceStringEncoding property on new messages	2013-06-12 10:41:50 -05:00
Enrique Zamudio	29357b8dd2	set jdk to 7 (with java6 compat)	2013-06-12 10:39:30 -05:00
Enrique Zamudio	1ce67c621c	Encode text bitmap in EBCDIC with forceStringEncoding=true #13	2013-05-13 23:13:44 -05:00
Enrique Zamudio	1787dfb0d5	Test EBCDIC bitmap	2013-05-13 23:12:59 -05:00
Enrique Zamudio	2b1f9628bf	Parse text bitmap for #13	2013-05-13 20:03:15 -05:00
Enrique Zamudio	2a38ac2491	force radix 10	2013-05-13 19:48:12 -05:00
Enrique Zamudio	63e89e708b	add forceStringEncoding property to pass to messages for #13	2013-05-13 19:47:48 -05:00
Enrique Zamudio	a086cad36d	Test message parsing for #13	2013-05-13 19:47:27 -05:00
Enrique Zamudio	11e10bc1eb	Implement #13 in these parsers	2013-05-13 19:34:21 -05:00
Enrique Zamudio	e5aa694a45	More tests for #13	2013-05-13 19:34:04 -05:00
Enrique Zamudio	38df434d0a	raise version number	2013-05-13 18:59:29 -05:00
Enrique Zamudio	89d8fce075	Test proper encoding of message type for #13	2013-05-13 18:59:09 -05:00
Enrique Zamudio	06700670ea	update API calls	2013-05-13 18:55:01 -05:00
Enrique Zamudio	2e521c2b6d	Implement #13	2013-05-13 18:54:44 -05:00
Enrique Zamudio	160f780309	Tests for #13	2013-05-13 18:53:20 -05:00
Enrique Zamudio	efa97a023f	Version 1.7.0	2013-05-07 15:39:46 -05:00
Enrique Zamudio	be54b9f38e	Fix #9 - Binary parsing with CustomBinaryField for LLBIN/LLLBIN fields	2013-05-07 15:37:49 -05:00
Enrique Zamudio	b164af83c4	runtime slf4j	2013-05-07 15:37:32 -05:00
Enrique Zamudio	eb59dcc202	Consider CustomBinaryField codec for LLBIN/LLLBIN ref #9	2013-05-07 15:37:11 -05:00
Enrique Zamudio	3758a48d90	More tests for #9	2013-05-07 15:36:37 -05:00
Enrique Zamudio	a591b0269f	ignore workspace	2013-05-07 14:12:49 -05:00
Enrique Zamudio	376dcdec48	New IntelliJ project format	2013-05-07 14:12:31 -05:00
Enrique Zamudio	f29d8f7ff4	Document Bcd methods	2013-05-07 13:45:37 -05:00
Enrique Zamudio	e81116d0c6	New interface for custom binary field codecs	2013-05-07 13:45:20 -05:00
Enrique Zamudio	ba56dc321a	Tests for #9	2013-05-07 13:44:59 -05:00
Enrique Zamudio	449e321645	Work on #9 - Numeric codecs for LLBIN fields	2013-05-07 13:44:27 -05:00
Enrique Zamudio	0b50ae3f1d	ignore "out" dir used by IntelliJ	2013-05-07 12:30:41 -05:00
Enrique Zamudio	4a1f165c0b	improve use of generics	2013-05-07 12:30:33 -05:00
Enrique Zamudio	b1884c29d1	Seal helper class	2013-05-07 12:30:19 -05:00
Enrique Zamudio	04ba54e522	Work on #9 - group BCD routines in a convenience class	2013-04-23 11:42:39 -05:00
Enrique Zamudio	f1055fddce	update version	2013-04-23 11:23:07 -05:00
Enrique Zamudio	ab9bded8a6	Update test code	2013-04-23 11:22:48 -05:00
Enrique Zamudio	cc5918dd50	Fix #10 - improve use of type parameters instead of suppressing warnings	2013-04-23 11:22:21 -05:00
Enrique Zamudio	0221f8881a	suppress unchecked warning	2013-04-23 11:17:13 -05:00
Enrique Zamudio	d297625dfa	suppress unchecked warning	2013-04-23 11:16:56 -05:00
Enrique Zamudio	37c6a9ce9e	Tests for #7	2013-04-23 10:51:27 -05:00
Enrique Zamudio	e91a272f73	Fix #7 - add new setter that only updates existing values	2013-04-23 10:50:32 -05:00
Enrique Zamudio	8dd759f92f	Fix #8 - change parsing maps visibility to protected	2013-04-23 10:30:00 -05:00
Enrique Zamudio	6be7738166	Generify call/apply methods	2013-04-15 17:28:22 -05:00
Enrique Zamudio	602974ad82	Fix #6 class loader handling, and make createFromXXX invariant	2013-01-24 17:23:49 -06:00
Enrique Zamudio	3f41a9179d	1.6.1 snapshot	2013-01-24 17:23:22 -06:00