Encrypt tool and Decrypter

src/test/java/com/alibaba/druid/bvt/pool/DruidDataSourceDecryptTest.java

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+package com.alibaba.druid.bvt.pool;
+
+import com.alibaba.druid.pool.DecryptException;
+import com.alibaba.druid.pool.Decrypter;
+import com.alibaba.druid.pool.DruidDataSource;
+import com.alibaba.druid.pool.SensitiveParameters;
+import com.alibaba.druid.util.JdbcUtils;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.sql.SQLException;
+
+/**
+ * @author Jonas Yang
+ */
+public class DruidDataSourceDecryptTest {
+
+    @Test
+    public void testDecrypt() throws SQLException {
+        DruidDataSource dataSource = new DruidDataSource();
+        dataSource.setUrl("jdbc:oracle:thin:@");
+        dataSource.setUsername("xiaoyu");
+        dataSource.setPassword("druid");
+
+        dataSource.setDecrypter(new Decrypter() {
+            @Override
+            public SensitiveParameters decrypt(SensitiveParameters parameters) throws DecryptException {
+                Assert.assertEquals("xiaoyu", parameters.getUsername());
+                throw new DecryptException("Test");
+            }
+        });
+
+        try {
+            dataSource.init();
+            dataSource.createPhysicalConnection();
+            Assert.assertTrue("Got Here.", false);
+        } catch (SQLException e) {
+            Assert.assertEquals("The cause clas is " + e.getCause().getClass(), DecryptException.class, e.getCause().getClass());
+            Assert.assertEquals("The excepiton message is " + e.getCause().getMessage(), "Test", e.getCause().getMessage());
+        } finally {
+            JdbcUtils.close(dataSource);
+        }
+    }
+}

src/test/java/com/alibaba/druid/bvt/support/security/DecrypterTestSuite.java

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+package com.alibaba.druid.bvt.support.security;
+
+/**
+ * Created with IntelliJ IDEA.
+ * User: yangkingsel
+ * Date: 12-8-27
+ * Time: 上午9:55
+ * To change this template use File | Settings | File Templates.
+ */
+public class DecrypterTestSuite {
+}

src/test/java/com/alibaba/druid/support/security/decryptor/AesDecrypterTest.java

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+package com.alibaba.druid.support.security.decryptor;
+
+import com.alibaba.druid.pool.DecryptException;
+import com.alibaba.druid.pool.SensitiveParameters;
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * @author Jonas Yang
+ */
+public class AesDecrypterTest {
+
+    @Test
+    public void testDecrypt() throws DecryptException {
+        AesDecrypter decrypter = new AesDecrypter();
+        decrypter.setKey("123456");
+        SensitiveParameters parameters = decrypter.decrypt(new SensitiveParameters("", "", "0UNXTyp/r/wdm+b5FAY1Jw=="));
+
+        Assert.assertEquals("It is not same.", "xiaoyu", parameters.getPassword());
+    }
+}

src/test/java/com/alibaba/druid/support/security/decryptor/BlowfishDecrypterTest.java

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+package com.alibaba.druid.support.security.decryptor;
+
+import com.alibaba.druid.pool.DecryptException;
+import com.alibaba.druid.pool.SensitiveParameters;
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * @author Jonas Yang
+ */
+public class BlowfishDecrypterTest {
+
+    @Test
+    public void testDecrypt() throws DecryptException {
+        BlowfishDecrypter decrypter = new BlowfishDecrypter();
+        SensitiveParameters parameters = decrypter.decrypt(new SensitiveParameters("", "", "64c5fd2979a86168"));
+
+        Assert.assertEquals("It is not same.", "123456", parameters.getPassword());
+    }
+}

src/test/java/com/alibaba/druid/support/security/decryptor/DesDecrypterTest.java

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+package com.alibaba.druid.support.security.decryptor;
+
+import com.alibaba.druid.pool.DecryptException;
+import com.alibaba.druid.pool.SensitiveParameters;
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * @author Jonas Yang
+ */
+public class DesDecrypterTest {
+
+    @Test
+    public void testDecrypt() throws DecryptException {
+        DesDecrypter decrypter = new DesDecrypter();
+        decrypter.setKey("123456");
+        SensitiveParameters parameters = decrypter.decrypt(new SensitiveParameters("", "", "rIsr38vJDyQ="));
+
+        Assert.assertEquals("It is not same", parameters.getPassword(), "xiaoyu");
+    }
+}

src/test/java/com/alibaba/druid/support/security/decryptor/RsaDecrypterTest.java

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+package com.alibaba.druid.support.security.decryptor;
+
+import com.alibaba.druid.pool.DecryptException;
+import com.alibaba.druid.pool.SensitiveParameters;
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * @author Jonas Yang
+ */
+public class RsaDecrypterTest {
+    String encryptedString = "Zaa9qpyB9snnBUz7UBvcaHcNfWMKEWvhnx0dbWmwxBOJ9vkeZNXjV9MEJezSzL+6yQh7aO29vD67" +
+            "qedtD9ublVwwf+jTPuO1NjzAKy0+yWVQ1KdR2KaQuvCxFWiM1n6nbpkUGB6OVpoQgFnFzdKlyC9D" +
+            "KU3Q6evGa1hlZ8jnHcA=";
+
+    @Test
+    public void testDecrypt() throws DecryptException {
+        RsaDecrypter decrypter = new RsaDecrypter();
+        decrypter.setPublicKeyFile("/Users/yangkingsel/IdeaProjects/HelloWorld/out/production/HelloWorld/a.public.key");
+        SensitiveParameters parameters = decrypter.decrypt(new SensitiveParameters("", "", encryptedString));
+
+        Assert.assertEquals("It is not same.", "xiaoyu", parameters.getPassword());
+    }
+}