xml tutorials

2014-07-09 11:07:27 +08:00
parent cafa386420
commit 78e6dd27fc
48 changed files with 2741 additions and 2 deletions
@@ -0,0 +1,25 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>net.aimeizi</groupId>
+		<artifactId>xml-tutorials</artifactId>
+		<version>1.0.0</version>
+	</parent>
+	<artifactId>xml-xom-example</artifactId>
+	<packaging>jar</packaging>
+
+	<dependencies>
+		<dependency>
+			<artifactId>junit</artifactId>
+			<groupId>junit</groupId>
+			<version>4.6</version>
+		</dependency>
+		<dependency>
+			<groupId>xom</groupId>
+			<artifactId>xom</artifactId>
+			<version>1.2.5</version>
+		</dependency>
+	</dependencies>
+
+</project>
@@ -0,0 +1,320 @@
+package net.aimeizi.xom.example;
+
+import java.io.IOException;
+import java.math.BigInteger;
+
+import nu.xom.Attribute;
+import nu.xom.Builder;
+import nu.xom.Comment;
+import nu.xom.DocType;
+import nu.xom.Document;
+import nu.xom.Element;
+import nu.xom.Node;
+import nu.xom.ParsingException;
+import nu.xom.ProcessingInstruction;
+import nu.xom.Serializer;
+import nu.xom.Text;
+
+import org.junit.Test;
+
+/**
+ * @see http://www.xom.nu/tutorial.xhtml
+ * 使用xom創建xml
+ * @author scott
+ *
+ */
+public class XomCreateXML {
+
+	/**
+	 * 最簡單的例子
+	 */
+	@Test
+	public void test01() {
+		Element root = new Element("root");
+		root.appendChild("Hello World!");
+		Document doc = new Document(root);
+		String result = doc.toXML();
+		System.out.println(result);
+	}
+	
+	/**
+	 * 多個節點
+	 */
+	@Test
+	public void test02() {
+		BigInteger low = BigInteger.ONE;
+		BigInteger high = BigInteger.ONE;
+		Element root = new Element("Fibonacci_Numbers");
+		for (int i = 1; i <= 10; i++) {
+			Element fibonacci = new Element("fibonacci");
+			fibonacci.appendChild(low.toString());
+			root.appendChild(fibonacci);
+
+			BigInteger temp = high;
+			high = high.add(low);
+			low = temp;
+		}
+		Document doc = new Document(root);
+		System.out.println(doc.toXML()); 
+	}
+	
+	/**
+	 * 格式化
+	 */
+	@Test
+	public void test03() {
+		BigInteger low  = BigInteger.ONE;
+	    BigInteger high = BigInteger.ONE;      
+
+	    Element root = new Element("Fibonacci_Numbers");  
+	    for (int i = 1; i <= 10; i++) {
+	        Element fibonacci = new Element("fibonacci");
+	        fibonacci.appendChild(low.toString());
+	        root.appendChild(fibonacci);
+	        
+	        BigInteger temp = high;
+	        high = high.add(low);
+	        low = temp;
+	    }
+	    Document doc = new Document(root);
+	      
+	    try {
+	      Serializer serializer = new Serializer(System.out, "ISO-8859-1");
+	      serializer.setIndent(4);
+	      serializer.setMaxLength(64);
+	      serializer.write(doc);  
+	    }
+	    catch (IOException ex) {
+	       System.err.println(ex); 
+	    }   
+	}
+	
+	/**
+	 * 屬性
+	 */
+	@Test
+	public void test04() {
+		BigInteger low = BigInteger.ONE;
+		BigInteger high = BigInteger.ONE;
+
+		Element root = new Element("Fibonacci_Numbers");
+		for (int i = 1; i <= 10; i++) {
+			Element fibonacci = new Element("fibonacci");
+			fibonacci.appendChild(low.toString());
+			Attribute index = new Attribute("index", String.valueOf(i));
+			fibonacci.addAttribute(index);
+			root.appendChild(fibonacci);
+
+			BigInteger temp = high;
+			high = high.add(low);
+			low = temp;
+		}
+		Document doc = new Document(root);
+		try {
+			Serializer serializer = new Serializer(System.out, "ISO-8859-1");
+			serializer.setIndent(4);
+			serializer.setMaxLength(64);
+			serializer.write(doc);
+		} catch (IOException ex) {
+			System.err.println(ex);
+		}
+	}
+	
+	
+	/**
+	 * 聲明Document Type
+	 */
+	@Test
+	public void test05() {
+		BigInteger low = BigInteger.ONE;
+		BigInteger high = BigInteger.ONE;
+
+		Element root = new Element("Fibonacci_Numbers");
+		for (int i = 1; i <= 10; i++) {
+			Element fibonacci = new Element("fibonacci");
+			fibonacci.appendChild(low.toString());
+			Attribute index = new Attribute("index", String.valueOf(i));
+			fibonacci.addAttribute(index);
+			root.appendChild(fibonacci);
+
+			BigInteger temp = high;
+			high = high.add(low);
+			low = temp;
+		}
+		Document doc = new Document(root);
+		DocType doctype = new DocType("Fibonacci_Numbers", "fibonacci.dtd");
+		doc.insertChild(doctype, 0);
+		try {
+			Serializer serializer = new Serializer(System.out, "ISO-8859-1");
+			serializer.setIndent(4);
+			serializer.setMaxLength(64);
+			serializer.write(doc);
+		} catch (IOException ex) {
+			System.err.println(ex);
+		}
+	}
+	
+	
+	/**
+	 * Create Document Type
+	 */
+	@Test
+	public void test06() throws Exception{
+		Element greeting = new Element("greeting");
+		Document doc = new Document(greeting);
+		String temp = "<!DOCTYPE element [\n" 
+		  + "<!ELEMENT greeting (#PCDATA)>\n"
+		  + "]>\n"
+		  + "<root />";
+		Builder builder = new Builder();
+		Document tempDoc = builder.build(temp, null);
+		DocType doctype = tempDoc.getDocType();
+		doctype.detach();
+		doc.setDocType(doctype);
+		
+		System.out.println(doc.toXML()); 
+		
+	}
+	
+	
+	/**
+	 * Create elements in namespaces
+	 */
+	@Test
+	public void test07() throws Exception{
+		BigInteger low  = BigInteger.ONE;
+	      BigInteger high = BigInteger.ONE;      
+
+	      String namespace = "http://www.w3.org/1998/Math/MathML";
+	      Element root = new Element("mathml:math", namespace);  
+	      for (int i = 1; i <= 10; i++) {
+	        Element mrow = new Element("mathml:mrow", namespace);
+	        Element mi = new Element("mathml:mi", namespace);
+	        Element mo = new Element("mathml:mo", namespace);
+	        Element mn = new Element("mathml:mn", namespace);
+	        mrow.appendChild(mi);
+	        mrow.appendChild(mo);
+	        mrow.appendChild(mn);
+	        root.appendChild(mrow);
+	        mi.appendChild("f(" + i + ")");
+	        mo.appendChild("=");
+	        mn.appendChild(low.toString());
+	        
+	        BigInteger temp = high;
+	        high = high.add(low);
+	        low = temp;
+	      }
+	      Document doc = new Document(root);
+
+	      try {
+	        Serializer serializer = new Serializer(System.out, "ISO-8859-1");
+	        serializer.setIndent(4);
+	        serializer.setMaxLength(64);
+	        serializer.write(doc);  
+	      }
+	      catch (IOException ex) {
+	        System.err.println(ex); 
+	      }  
+		
+	}
+	
+	
+	/**
+	 * prints all the nodes in a document
+	 */
+	@Test
+	public void test08() throws Exception{
+		
+		String pageURL="http://localhost:8080/maven-framework/dwr/index.html";
+		
+		Builder builder = new Builder();
+
+		try {
+			Document doc = builder.build(pageURL);
+			Element root = doc.getRootElement();
+			listChildren(root, 0);
+		}
+		// indicates a well-formedness error
+		catch (ParsingException ex) {
+			System.out.println(pageURL + " is not well-formed.");
+			System.out.println(ex.getMessage());
+		} catch (IOException ex) {
+			System.out.println(ex);
+		}  
+	}
+	
+	public static void listChildren(Node current, int depth) {
+		   
+	    printSpaces(depth);
+	    String data = "";
+	    if (current instanceof Element) {
+	        Element temp = (Element) current;
+	        data = ": " + temp.getQualifiedName();   
+	    }
+	    else if (current instanceof ProcessingInstruction) {
+	        ProcessingInstruction temp = (ProcessingInstruction) current;
+	        data = ": " + temp.getTarget();   
+	    }
+	    else if (current instanceof DocType) {
+	        DocType temp = (DocType) current;
+	        data = ": " + temp.getRootElementName();   
+	    }
+	    else if (current instanceof Text || current instanceof Comment) {
+	        String value = current.getValue();
+	        value = value.replace('\n', ' ').trim();
+	        if (value.length() <= 20) data = ": " + value;
+	        else data = ": " + current.getValue().substring(0, 17) + "...";   
+	    }
+	    // Attributes are never returned by getChild()
+	    System.out.println(current.getClass().getName() + data);
+	    for (int i = 0; i < current.getChildCount(); i++) {
+	      listChildren(current.getChild(i), depth+1);
+	    }
+	    
+	  }
+	  
+	  private static void printSpaces(int n) {
+	    
+	    for (int i = 0; i < n; i++) {
+	      System.out.print(' '); 
+	    }
+	    
+	  }
+	
+	
+	/**
+	 * find the title of a web page
+	 */
+	@Test
+	public void test09() throws Exception{
+		String pageURL="http://localhost:8080/maven-framework/dwr/index.html";
+		
+		Builder builder = new Builder();
+		   try {
+		     Document doc = builder.build(pageURL);
+		     Element html = doc.getRootElement();
+		     Element head = html.getFirstChildElement("head");
+		     if (head == null) {
+		       head = html.getFirstChildElement("head", "http://www.w3.org/1999/xhtml");
+		     }
+		     Element title = head.getFirstChildElement("title");  
+		     if (title == null) {
+		       title = head.getFirstChildElement("title", "http://www.w3.org/1999/xhtml"); 
+		     }
+		     System.out.println(title.getValue());
+		   }
+		   catch (NullPointerException ex) {
+		     System.err.println(pageURL + " does not have a title.");     
+		   }
+		   catch (ParsingException ex) {
+		     System.err.println(pageURL + " is malformed.");     
+		   }
+		   catch (IOException ex) {
+		     System.err.println("Could not read " + pageURL); 
+		   }   
+	}
+	
+	
+	
+	
+}