java: add test programs for DynamicCodeGenPacker, Unpacker, Converter classes

6 files changed, 1645 insertions, 385 deletions

diff --git a/java/src/main/java/org/msgpack/util/codegen/Constants.java b/java/src/main/java/org/msgpack/util/codegen/Constants.java
index 2226594..91d584e 100644
--- a/java/src/main/java/org/msgpack/util/codegen/Constants.java
+++ b/java/src/main/java/org/msgpack/util/codegen/Constants.java
@@ -5,5 +5,7 @@ public interface Constants extends BasicConstants {
 
 	String POSTFIX_TYPE_NAME_UNPACKER = "_$$_Unpacker";
 
+	String POSTFIX_TYPE_NAME_CONVERTER = "_$$_Converter";
+
 	String POSTFIX_TYPE_NAME_TEMPLATE = "_$$_Template";
 }
diff --git a/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGen.java b/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGen.java
index 9193b98..08851c8 100644
--- a/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGen.java
+++ b/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGen.java
@@ -22,6 +22,8 @@ import javassist.CtNewConstructor;
 import javassist.CtNewMethod;
 import javassist.NotFoundException;
 
+import org.msgpack.CustomConverter;
+import org.msgpack.CustomUnpacker;
 import org.msgpack.MessageConvertable;
 import org.msgpack.MessagePackObject;
 import org.msgpack.MessagePacker;
@@ -93,6 +95,26 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		}
 	}
 
+	public Class<?> generateMessageConverterClass(Class<?> origClass) {
+		try {
+			String origName = origClass.getName();
+			String converterName = origName + POSTFIX_TYPE_NAME_CONVERTER
+					+ inc();
+			checkClassValidation(origClass);
+			checkDefaultConstructorValidation(origClass);
+			CtClass converterCtClass = pool.makeClass(converterName);
+			setInterface(converterCtClass, MessageUnpacker.class);
+			addDefaultConstructor(converterCtClass);
+			Field[] fields = getDeclaredFields(origClass);
+			addConvertMethod(converterCtClass, origClass, fields);
+			return createClass(converterCtClass);
+		} catch (NotFoundException e) {
+			throw new DynamicCodeGenException(e.getMessage(), e);
+		} catch (CannotCompileException e) {
+			throw new DynamicCodeGenException(e.getMessage(), e);
+		}
+	}
+
 	public Class<?> generateTemplateClass(Class<?> origClass) {
 		try {
 			String origName = origClass.getName();
@@ -252,7 +274,7 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 				new String[] { VARIABLE_NAME_PK }, new Class<?>[] {
 						MessageTypeException.class, IOException.class }, bsb
 						.toString());
-		// System.out.println("unpack method: " + sb.toString());
+		//System.out.println("unpack method: " + sb.toString());
 		CtMethod newCtMethod = CtNewMethod.make(sb.toString(), unpackerCtClass);
 		unpackerCtClass.addMethod(newCtMethod);
 	}
@@ -298,6 +320,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		} else if (Map.class.isAssignableFrom(c)) {
 			// Map
 			insertCodeOfUnpackMethodCallForMapType(sb, f, c);
+		} else if (CustomUnpacker.isRegistered(c)) {
+			insertCodeOfUnpackMethodCallForRegisteredType(sb, f, c);
 		} else if (MessageUnpackable.class.isAssignableFrom(c)) {
 			// MessageUnpackable
 			insertCodeOfMessageUnpackCallForMsgUnpackableType(sb, f, c);
@@ -365,6 +389,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_SPACE);
 
 		// field initializer
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(field.getName());
 		sb.append(CHAR_NAME_SPACE);
 		sb.append(CHAR_NAME_EQUAL);
@@ -406,6 +432,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_SPACE);
 
 		// block
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(field.getName());
 		sb.append(CHAR_NAME_DOT);
 		sb.append(METHOD_NAME_ADD);
@@ -441,6 +469,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_SPACE);
 
 		// field initializer
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(field.getName());
 		sb.append(CHAR_NAME_SPACE);
 		sb.append(CHAR_NAME_EQUAL);
@@ -482,6 +512,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_SPACE);
 
 		// block map.
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(field.getName());
 		sb.append(CHAR_NAME_DOT);
 		sb.append(METHOD_NAME_PUT);
@@ -498,19 +530,87 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_SPACE);
 	}
 
-	// private void insertCodeOfMessageUnpackCallForEnhancedType(StringBuilder
-	// sb,
-	// Field f, Class<?> c) {
-	// c = this.getCache(c.getName());
-	// insertCodeOfMessageUnpackCallForMsgUnpackableType(sb, f, c);
-	// }
+	private void insertCodeOfUnpackMethodCallForRegisteredType(
+			StringBuilder sb, Field f, Class<?> c) {
+		// if (t.fi == null) { t.fi = new Foo(); }
+		// sb.append(KEYWORD_IF);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		// sb.append(VARIABLE_NAME_TARGET);
+		// sb.append(CHAR_NAME_DOT);
+		// sb.append(f.getName());
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_EQUAL);
+		// sb.append(CHAR_NAME_EQUAL);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(KEYWORD_NULL);
+		// sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(VARIABLE_NAME_TARGET);
+		// sb.append(CHAR_NAME_DOT);
+		// sb.append(f.getName());
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_EQUAL);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(KEYWORD_NEW);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(c.getName());
+		// sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		// sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		// sb.append(CHAR_NAME_SEMICOLON);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_RIGHT_CURLY_BRACKET);
+		// sb.append(CHAR_NAME_SPACE);
+
+		// tmpl1.unpack(new Unpacker(in));
+		// CustomUnpacker.get(c).pack(new Packer(out), src);
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(f.getName());
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(c.getName());
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CustomUnpacker.class.getName());
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_GET);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(c.getName() + ".class");
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_UNPACK);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_PK);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		insertSemicolon(sb);
+		//		
+		// sb.append(VARIABLE_NAME_PK);
+		// sb.append(CHAR_NAME_DOT);
+		// sb.append(METHOD_NAME_UNPACK);
+		// sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		// sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		// sb.append(MessageUnpackable.class.getName());
+		// sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		// sb.append(VARIABLE_NAME_TARGET);
+		// sb.append(CHAR_NAME_DOT);
+		// sb.append(f.getName());
+		// sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		// sb.append(CHAR_NAME_SEMICOLON);
+		// sb.append(CHAR_NAME_SPACE);
+	}
 
 	private void insertCodeOfMessageUnpackCallForMsgUnpackableType(
 			StringBuilder sb, Field f, Class<?> c) {
-		// if (fi == null) { fi = new Foo_$$_Enhanced(); }
+		// if (t.fi == null) { t.fi = new Foo(); }
 		sb.append(KEYWORD_IF);
 		sb.append(CHAR_NAME_SPACE);
 		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(f.getName());
 		sb.append(CHAR_NAME_SPACE);
 		sb.append(CHAR_NAME_EQUAL);
@@ -521,6 +621,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_SPACE);
 		sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
 		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(f.getName());
 		sb.append(CHAR_NAME_SPACE);
 		sb.append(CHAR_NAME_EQUAL);
@@ -543,6 +645,8 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(MessageUnpackable.class.getName());
 		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(f.getName());
 		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
 		sb.append(CHAR_NAME_SEMICOLON);
@@ -559,7 +663,7 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 				new Class<?>[] { MessagePackObject.class },
 				new String[] { VARIABLE_NAME_MPO },
 				new Class<?>[] { MessageTypeException.class }, bsb.toString());
-		// System.out.println("convert method: " + sb.toString());
+		//System.out.println("convert method: " + sb.toString());
 		CtMethod newCtMethod = CtNewMethod.make(sb.toString(), tmplCtClass);
 		tmplCtClass.addMethod(newCtMethod);
 	}
@@ -580,30 +684,30 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 	private void insertCodeOfMessagePackObjectArrayGet(StringBuilder sb) {
 		// MessagePackObject[] ary = obj.asArray();
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_LEFT_SQUARE_BRACKET);
-		sb.append(Constants.CHAR_NAME_RIGHT_SQUARE_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_ARRAY);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_MPO);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_ASARRAY);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_ARRAY);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_MPO);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_ASARRAY);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 	}
 
 	private void insertCodeOfConvertMethodCalls(StringBuilder sb, Field[] fields) {
 		for (int i = 0; i < fields.length; ++i) {
-			insertCodeOfMessageConvertCall(sb, fields[i], fields[i].getType(),
+			insertCodeOfConvertMethodCall(sb, fields[i], fields[i].getType(),
 					i, null);
 		}
 	}
 
-	private void insertCodeOfMessageConvertCall(StringBuilder sb, Field f,
+	private void insertCodeOfConvertMethodCall(StringBuilder sb, Field f,
 			Class<?> c, int i, String v) {
 		if (c.isPrimitive()) { // primitive type
 			insertCodeOfConvertMethodCallForPrimTypes(sb, f, c, i, v);
@@ -613,137 +717,196 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 					|| c.equals(Float.class) || c.equals(Long.class)
 					|| c.equals(Double.class)) {
 				// wrapper type
-				insertCodeOfMessageConvertCallForWrapTypes(sb, f, c, i, v);
+				insertCodeOfConvertMethodCallForWrapTypes(sb, f, c, i, v);
 			} else if (c.equals(String.class) || c.equals(byte[].class)
 					|| c.equals(BigInteger.class)) {
 				insertCodeOfConvertMethodCallForPrimTypes(sb, f, c, i, v);
 			} else if (List.class.isAssignableFrom(c)) {
-				insertCodeOfMessageConvertCallForList(sb, f, c, i);
+				insertCodeOfConvertMethodCallForList(sb, f, c, i);
 			} else if (Map.class.isAssignableFrom(c)) {
-				insertCodeOfMessageConvertCallForMap(sb, f, c, i);
+				insertCodeOfConvertMethodCallForMapType(sb, f, c, i);
 			} else if (MessageConvertable.class.isAssignableFrom(c)) {
 				insertCodeOfMessageConvertCallForMsgConvtblType(sb, f, c, i);
+			} else if (CustomConverter.isRegistered(c)) {
+				insertCodeOfMessageConvertCallForRegisteredType(sb, f, c, i);
 			} else {
 				throw new MessageTypeException("Type error: " + c.getName());
 			}
 		}
 	}
 
-	//
-	// private void insertCodeOfMessageConvertCallForEnhancedType(
-	// StringBuilder sb, Field f, Class<?> c, int i) {
-	// c = getCache(c.getName());
-	// insertCodeOfMessageConvertCallForMsgConvtblType(sb, f, c, i);
-	// }
+	private void insertCodeOfMessageConvertCallForRegisteredType(
+			StringBuilder sb, Field f, Class<?> c, int i) {
+		// if (t.fi == null) { t.fi = new Foo(); }
+		// sb.append(KEYWORD_IF);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		// sb.append(VARIABLE_NAME_TARGET);
+		// sb.append(CHAR_NAME_DOT);
+		// sb.append(f.getName());
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_EQUAL);
+		// sb.append(CHAR_NAME_EQUAL);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(KEYWORD_NULL);
+		// sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(VARIABLE_NAME_TARGET);
+		// sb.append(CHAR_NAME_DOT);
+		// sb.append(f.getName());
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_EQUAL);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(KEYWORD_NEW);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(c.getName());
+		// sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		// sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		// sb.append(CHAR_NAME_SEMICOLON);
+		// sb.append(CHAR_NAME_SPACE);
+		// sb.append(CHAR_NAME_RIGHT_CURLY_BRACKET);
+		// sb.append(CHAR_NAME_SPACE);
+
+		// ((MessageConvertable)f_i).messageConvert(ary[i]);
+		// obj = tmpl.convert(mpo);
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(f.getName());
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(c.getName());
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CustomConverter.class.getName());
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_GET);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(c.getName() + ".class");
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_CONVERT);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_ARRAY);
+		sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
+		sb.append(i);
+		sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		insertSemicolon(sb);
+	}
 
 	private void insertCodeOfMessageConvertCallForMsgConvtblType(
 			StringBuilder sb, Field f, Class<?> c, int i) {
 		// if (fi == null) { fi = new Foo_$$_Enhanced(); }
-		sb.append(Constants.KEYWORD_IF);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(KEYWORD_IF);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(f.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.KEYWORD_NULL);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_CURLY_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(KEYWORD_NULL);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(f.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.KEYWORD_NEW);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(KEYWORD_NEW);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(c.getName());
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_RIGHT_CURLY_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_RIGHT_CURLY_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
 
 		// ((MessageConvertable)f_i).messageConvert(ary[i]);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(MessageConvertable.class.getName());
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
 		sb.append(f.getName());
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_MSGCONVERT);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.VARIABLE_NAME_ARRAY);
-		sb.append(Constants.CHAR_NAME_LEFT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_MSGCONVERT);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_ARRAY);
+		sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
 		sb.append(i);
-		sb.append(Constants.CHAR_NAME_RIGHT_SQUARE_BRACKET);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 	}
 
 	private void insertCodeOfConvertMethodCallForPrimTypes(StringBuilder sb,
 			Field f, Class<?> c, int i, String name) {
 		// target.f0 = objs[0].intValue();
 		if (f != null) {
-			sb.append(Constants.VARIABLE_NAME_TARGET);
-			sb.append(Constants.CHAR_NAME_DOT);
+			sb.append(VARIABLE_NAME_TARGET);
+			sb.append(CHAR_NAME_DOT);
 			sb.append(f.getName());
-			sb.append(Constants.CHAR_NAME_SPACE);
-			sb.append(Constants.CHAR_NAME_EQUAL);
-			sb.append(Constants.CHAR_NAME_SPACE);
-			sb.append(Constants.VARIABLE_NAME_ARRAY);
-			sb.append(Constants.CHAR_NAME_LEFT_SQUARE_BRACKET);
+			sb.append(CHAR_NAME_SPACE);
+			sb.append(CHAR_NAME_EQUAL);
+			sb.append(CHAR_NAME_SPACE);
+			sb.append(VARIABLE_NAME_ARRAY);
+			sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
 			sb.append(i);
-			sb.append(Constants.CHAR_NAME_RIGHT_SQUARE_BRACKET);
+			sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
 		} else {
 			sb.append(name);
 		}
-		sb.append(Constants.CHAR_NAME_DOT);
+		sb.append(CHAR_NAME_DOT);
 		if (c.equals(boolean.class)) {
-			sb.append(Constants.METHOD_NAME_ASBOOLEAN);
+			sb.append(METHOD_NAME_ASBOOLEAN);
 		} else if (c.equals(byte.class)) {
-			sb.append(Constants.METHOD_NAME_ASBYTE);
+			sb.append(METHOD_NAME_ASBYTE);
 		} else if (c.equals(short.class)) {
-			sb.append(Constants.METHOD_NAME_ASSHORT);
+			sb.append(METHOD_NAME_ASSHORT);
 		} else if (c.equals(int.class)) {
-			sb.append(Constants.METHOD_NAME_ASINT);
+			sb.append(METHOD_NAME_ASINT);
 		} else if (c.equals(float.class)) {
-			sb.append(Constants.METHOD_NAME_ASFLOAT);
+			sb.append(METHOD_NAME_ASFLOAT);
 		} else if (c.equals(long.class)) {
-			sb.append(Constants.METHOD_NAME_ASLONG);
+			sb.append(METHOD_NAME_ASLONG);
 		} else if (c.equals(double.class)) {
-			sb.append(Constants.METHOD_NAME_ASDOUBLE);
+			sb.append(METHOD_NAME_ASDOUBLE);
 		} else if (c.equals(String.class)) {
-			sb.append(Constants.METHOD_NAME_ASSTRING);
+			sb.append(METHOD_NAME_ASSTRING);
 		} else if (c.equals(byte[].class)) {
-			sb.append(Constants.METHOD_NAME_ASBYTEARRAY);
+			sb.append(METHOD_NAME_ASBYTEARRAY);
 		} else if (c.equals(BigInteger.class)) {
-			sb.append(Constants.METHOD_NAME_ASBIGINTEGER);
+			sb.append(METHOD_NAME_ASBIGINTEGER);
 		} else {
 			throw new MessageTypeException("Type error: " + c.getName());
 		}
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
 		if (f != null) {
-			sb.append(Constants.CHAR_NAME_SEMICOLON);
-			sb.append(Constants.CHAR_NAME_SPACE);
+			sb.append(CHAR_NAME_SEMICOLON);
+			sb.append(CHAR_NAME_SPACE);
 		}
 	}
 
-	private void insertCodeOfMessageConvertCallForWrapTypes(StringBuilder sb,
+	private void insertCodeOfConvertMethodCallForWrapTypes(StringBuilder sb,
 			Field f, Class<?> c, int i, String v) {
 		if (f != null) {
+			sb.append(VARIABLE_NAME_TARGET);
+			sb.append(CHAR_NAME_DOT);
 			sb.append(f.getName());
-			sb.append(Constants.CHAR_NAME_SPACE);
-			sb.append(Constants.CHAR_NAME_EQUAL);
-			sb.append(Constants.CHAR_NAME_SPACE);
+			sb.append(CHAR_NAME_SPACE);
+			sb.append(CHAR_NAME_EQUAL);
+			sb.append(CHAR_NAME_SPACE);
 		}
-		sb.append(Constants.KEYWORD_NEW);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(KEYWORD_NEW);
+		sb.append(CHAR_NAME_SPACE);
 		if (c.equals(Boolean.class)) {
 			sb.append(Boolean.class.getName());
 		} else if (c.equals(Byte.class)) {
@@ -761,155 +924,159 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 		} else {
 			throw new MessageTypeException("Type error: " + c.getName());
 		}
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		if (f != null) {
-			sb.append(Constants.VARIABLE_NAME_ARRAY);
-			sb.append(Constants.CHAR_NAME_LEFT_SQUARE_BRACKET);
+			sb.append(VARIABLE_NAME_ARRAY);
+			sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
 			sb.append(i);
-			sb.append(Constants.CHAR_NAME_RIGHT_SQUARE_BRACKET);
+			sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
 		} else {
 			sb.append(v);
 		}
-		sb.append(Constants.CHAR_NAME_DOT);
+		sb.append(CHAR_NAME_DOT);
 		if (c.equals(Boolean.class)) {
-			sb.append(Constants.METHOD_NAME_ASBOOLEAN);
+			sb.append(METHOD_NAME_ASBOOLEAN);
 		} else if (c.equals(Byte.class)) {
-			sb.append(Constants.METHOD_NAME_ASBYTE);
+			sb.append(METHOD_NAME_ASBYTE);
 		} else if (c.equals(Short.class)) {
-			sb.append(Constants.METHOD_NAME_ASSHORT);
+			sb.append(METHOD_NAME_ASSHORT);
 		} else if (c.equals(Integer.class)) {
-			sb.append(Constants.METHOD_NAME_ASINT);
+			sb.append(METHOD_NAME_ASINT);
 		} else if (c.equals(Float.class)) {
-			sb.append(Constants.METHOD_NAME_ASFLOAT);
+			sb.append(METHOD_NAME_ASFLOAT);
 		} else if (c.equals(Long.class)) {
-			sb.append(Constants.METHOD_NAME_ASLONG);
+			sb.append(METHOD_NAME_ASLONG);
 		} else if (c.equals(Double.class)) {
-			sb.append(Constants.METHOD_NAME_ASDOUBLE);
+			sb.append(METHOD_NAME_ASDOUBLE);
 		} else {
 			throw new MessageTypeException("Type error: " + c.getName());
 		}
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
 		if (f != null) {
-			sb.append(Constants.CHAR_NAME_SEMICOLON);
-			sb.append(Constants.CHAR_NAME_SPACE);
+			sb.append(CHAR_NAME_SEMICOLON);
+			sb.append(CHAR_NAME_SPACE);
 		}
 	}
 
-	private void insertCodeOfMessageConvertCallForList(StringBuilder sb,
+	private void insertCodeOfConvertMethodCallForList(StringBuilder sb,
 			Field field, Class<?> type, int i) {
 		ParameterizedType generic = (ParameterizedType) field.getGenericType();
 		Class<?> genericType = (Class<?>) generic.getActualTypeArguments()[0];
 
 		// List<MessagePackObject> list = ary[i].asList();
 		sb.append(List.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_LIST);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_ARRAY);
-		sb.append(Constants.CHAR_NAME_LEFT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_LIST);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_ARRAY);
+		sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
 		sb.append(i);
-		sb.append(Constants.CHAR_NAME_RIGHT_SQUARE_BRACKET);
-		sb.append(Constants.CHAR_NAME_DOT);
+		sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append("asList");
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
 		// int size = list.size();
 		sb.append(int.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_SIZE);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_LIST);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_SIZE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_SIZE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_LIST);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_SIZE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
 		// field initializer
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(field.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.KEYWORD_NEW);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(KEYWORD_NEW);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(ArrayList.class.getName());
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
 		// for loop
-		sb.append(Constants.KEYWORD_FOR);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(KEYWORD_FOR);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(int.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_I);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_I);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(0);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_I);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LESSTHAN);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_SIZE);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_PLUS);
-		sb.append(Constants.CHAR_NAME_PLUS);
-		sb.append(Constants.VARIABLE_NAME_I);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_I);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LESSTHAN);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_SIZE);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_PLUS);
+		sb.append(CHAR_NAME_PLUS);
+		sb.append(VARIABLE_NAME_I);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SPACE);
 
 		// block begin
-		sb.append(Constants.CHAR_NAME_LEFT_CURLY_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_VAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_VAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.VARIABLE_NAME_LIST);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_GET);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.VARIABLE_NAME_I);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_LIST);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_GET);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_I);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(field.getName());
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_ADD);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		insertCodeOfMessageConvertCall(sb, null, genericType, -1,
-				Constants.VARIABLE_NAME_VAL);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_ADD);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		insertCodeOfConvertMethodCall(sb, null, genericType, -1,
+				VARIABLE_NAME_VAL);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 		// block end
-		sb.append(Constants.CHAR_NAME_RIGHT_CURLY_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_RIGHT_CURLY_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
 	}
 
-	private void insertCodeOfMessageConvertCallForMap(StringBuilder sb,
+	private void insertCodeOfConvertMethodCallForMapType(StringBuilder sb,
 			Field f, Class<?> c, int i) {
 		ParameterizedType generic = (ParameterizedType) f.getGenericType();
 		Class<?> genericType0 = (Class<?>) generic.getActualTypeArguments()[0];
@@ -917,133 +1084,137 @@ public class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
 
 		// Map<MessagePackObject, MessagePackObject> map = ary[i].asMap();
 		sb.append(Map.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_MAP);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_ARRAY);
-		sb.append(Constants.CHAR_NAME_LEFT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_MAP);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_ARRAY);
+		sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
 		sb.append(i);
-		sb.append(Constants.CHAR_NAME_RIGHT_SQUARE_BRACKET);
-		sb.append(Constants.CHAR_NAME_DOT);
+		sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append("asMap");
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
 		// int size = list.size();
 		sb.append(int.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_SIZE);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_MAP);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_SIZE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_SIZE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_MAP);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_SIZE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
 		// field initializer
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(f.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.KEYWORD_NEW);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(KEYWORD_NEW);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(HashMap.class.getName());
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
 		// for loop
-		sb.append(Constants.KEYWORD_FOR);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(KEYWORD_FOR);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(Iterator.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_ITER);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_MAP);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_KEYSET);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_ITERATOR);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_ITER);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_HASNEXT);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_CURLY_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_ITER);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_MAP);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_KEYSET);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_ITERATOR);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_ITER);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_HASNEXT);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
 
 		// block map.
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_KEY);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_KEY);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.VARIABLE_NAME_ITER);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_NEXT);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_ITER);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_NEXT);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.VARIABLE_NAME_VAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_EQUAL);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(VARIABLE_NAME_VAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_EQUAL);
+		sb.append(CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
 		sb.append(MessagePackObject.class.getName());
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.VARIABLE_NAME_MAP);
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_GET);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		sb.append(Constants.VARIABLE_NAME_KEY);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_MAP);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_GET);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		sb.append(VARIABLE_NAME_KEY);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
 
+		sb.append(VARIABLE_NAME_TARGET);
+		sb.append(CHAR_NAME_DOT);
 		sb.append(f.getName());
-		sb.append(Constants.CHAR_NAME_DOT);
-		sb.append(Constants.METHOD_NAME_PUT);
-		sb.append(Constants.CHAR_NAME_LEFT_PARENTHESIS);
-		insertCodeOfMessageConvertCall(sb, null, genericType0, -1,
-				Constants.VARIABLE_NAME_KEY);
-		sb.append(Constants.CHAR_NAME_COMMA);
-		sb.append(Constants.CHAR_NAME_SPACE);
-		insertCodeOfMessageConvertCall(sb, null, genericType1, -1,
-				Constants.VARIABLE_NAME_VAL);
-		sb.append(Constants.CHAR_NAME_RIGHT_PARENTHESIS);
-		sb.append(Constants.CHAR_NAME_SEMICOLON);
-		sb.append(Constants.CHAR_NAME_SPACE);
-
-		sb.append(Constants.CHAR_NAME_RIGHT_CURLY_BRACKET);
-		sb.append(Constants.CHAR_NAME_SPACE);
+		sb.append(CHAR_NAME_DOT);
+		sb.append(METHOD_NAME_PUT);
+		sb.append(CHAR_NAME_LEFT_PARENTHESIS);
+		insertCodeOfConvertMethodCall(sb, null, genericType0, -1,
+				VARIABLE_NAME_KEY);
+		sb.append(CHAR_NAME_COMMA);
+		sb.append(CHAR_NAME_SPACE);
+		insertCodeOfConvertMethodCall(sb, null, genericType1, -1,
+				VARIABLE_NAME_VAL);
+		sb.append(CHAR_NAME_RIGHT_PARENTHESIS);
+		sb.append(CHAR_NAME_SEMICOLON);
+		sb.append(CHAR_NAME_SPACE);
+
+		sb.append(CHAR_NAME_RIGHT_CURLY_BRACKET);
+		sb.append(CHAR_NAME_SPACE);
 	}
 
 	private Class<?> createClass(CtClass packerCtClass)
diff --git a/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGenConverter.java b/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGenConverter.java
new file mode 100644
index 0000000..590cde1
--- /dev/null
+++ b/java/src/main/java/org/msgpack/util/codegen/DynamicCodeGenConverter.java
@@ -0,0 +1,17 @@
+package org.msgpack.util.codegen;
+
+import org.msgpack.MessageConverter;
+
+public class DynamicCodeGenConverter {
+	public static MessageConverter create(Class<?> c) {
+		try {
+			DynamicCodeGen gen = DynamicCodeGen.getInstance();
+			Class<?> unpackerClass = gen.generateMessageConverterClass(c);
+			return (MessageConverter) unpackerClass.newInstance();
+		} catch (InstantiationException e) {
+			throw new DynamicCodeGenException(e.getMessage(), e);
+		} catch (IllegalAccessException e) {
+			throw new DynamicCodeGenException(e.getMessage(), e);
+		}
+	}
+}
diff --git a/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerConverter.java b/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerConverter.java
new file mode 100644
index 0000000..7ffcd88
--- /dev/null
+++ b/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerConverter.java
@@ -0,0 +1,591 @@
+package org.msgpack.util.codegen;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import junit.framework.TestCase;
+
+import org.junit.Test;
+import org.msgpack.CustomConverter;
+import org.msgpack.CustomPacker;
+import org.msgpack.CustomUnpacker;
+import org.msgpack.MessagePackObject;
+import org.msgpack.MessagePacker;
+import org.msgpack.Packer;
+import org.msgpack.Template;
+import org.msgpack.Unpacker;
+
+public class TestDynamicCodeGenPackerConverter extends TestCase {
+
+	@Test
+	public void testPrimitiveTypeFields() throws Exception {
+		PrimitiveTypeFieldsClass src = new PrimitiveTypeFieldsClass();
+		src.f0 = (byte) 0;
+		src.f1 = 1;
+		src.f2 = 2;
+		src.f3 = 3;
+		src.f4 = 4;
+		src.f5 = 5;
+		src.f6 = false;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(PrimitiveTypeFieldsClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate
+				.create(PrimitiveTypeFieldsClass.class);
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		PrimitiveTypeFieldsClass dst = (PrimitiveTypeFieldsClass) tmpl
+				.convert(mpo);
+		assertEquals(src.f0, dst.f0);
+		assertEquals(src.f1, dst.f1);
+		assertEquals(src.f2, dst.f2);
+		assertEquals(src.f3, dst.f3);
+		assertEquals(src.f4, dst.f4);
+		assertEquals(src.f5, dst.f5);
+		assertEquals(src.f6, dst.f6);
+		assertFalse(it.hasNext());
+	}
+
+	public static class PrimitiveTypeFieldsClass {
+		public byte f0;
+		public short f1;
+		public int f2;
+		public long f3;
+		public float f4;
+		public double f5;
+		public boolean f6;
+
+		public PrimitiveTypeFieldsClass() {
+		}
+	}
+
+	@Test
+	public void testGeneralReferenceTypeFieldsClass() throws Exception {
+		GeneralReferenceTypeFieldsClass src = new GeneralReferenceTypeFieldsClass();
+		src.f0 = 0;
+		src.f1 = 1;
+		src.f2 = 2;
+		src.f3 = (long) 3;
+		src.f4 = (float) 4;
+		src.f5 = (double) 5;
+		src.f6 = false;
+		src.f7 = new BigInteger("7");
+		src.f8 = "8";
+		src.f9 = new byte[] { 0x01, 0x02 };
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(GeneralReferenceTypeFieldsClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate
+				.create(GeneralReferenceTypeFieldsClass.class);
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		GeneralReferenceTypeFieldsClass dst = (GeneralReferenceTypeFieldsClass) tmpl
+				.convert(mpo);
+		assertEquals(src.f0, dst.f0);
+		assertEquals(src.f1, dst.f1);
+		assertEquals(src.f2, dst.f2);
+		assertEquals(src.f3, dst.f3);
+		assertEquals(src.f4, dst.f4);
+		assertEquals(src.f5, dst.f5);
+		assertEquals(src.f6, dst.f6);
+		assertEquals(src.f7, dst.f7);
+		assertEquals(src.f8, dst.f8);
+		assertEquals(src.f9[0], dst.f9[0]);
+		assertEquals(src.f9[1], dst.f9[1]);
+		assertFalse(it.hasNext());
+	}
+
+	public static class GeneralReferenceTypeFieldsClass {
+		public Byte f0;
+		public Short f1;
+		public Integer f2;
+		public Long f3;
+		public Float f4;
+		public Double f5;
+		public Boolean f6;
+		public BigInteger f7;
+		public String f8;
+		public byte[] f9;
+
+		public GeneralReferenceTypeFieldsClass() {
+		}
+	}
+
+	public void testListTypes() throws Exception {
+		SampleListTypes src = new SampleListTypes();
+		src.f0 = new ArrayList<Integer>();
+		src.f1 = new ArrayList<Integer>();
+		src.f1.add(1);
+		src.f1.add(2);
+		src.f1.add(3);
+		src.f2 = new ArrayList<String>();
+		src.f2.add("e1");
+		src.f2.add("e2");
+		src.f2.add("e3");
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(SampleListTypes.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate.create(SampleListTypes.class);
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		SampleListTypes dst = (SampleListTypes) tmpl.convert(mpo);
+		assertEquals(src.f0.size(), dst.f0.size());
+		assertEquals(src.f1.size(), dst.f1.size());
+		for (int i = 0; i < src.f1.size(); ++i) {
+			assertEquals(src.f1.get(i), dst.f1.get(i));
+		}
+		assertEquals(src.f2.size(), dst.f2.size());
+		for (int i = 0; i < src.f2.size(); ++i) {
+			assertEquals(src.f2.get(i), dst.f2.get(i));
+		}
+		assertFalse(it.hasNext());
+	}
+
+	public static class SampleListTypes {
+		public List<Integer> f0;
+		public List<Integer> f1;
+		public List<String> f2;
+
+		public SampleListTypes() {
+		}
+	}
+
+	public void testMapTypes() throws Exception {
+		SampleMapTypes src = new SampleMapTypes();
+		src.f0 = new HashMap<Integer, Integer>();
+		src.f1 = new HashMap<Integer, Integer>();
+		src.f1.put(1, 1);
+		src.f1.put(2, 2);
+		src.f1.put(3, 3);
+		src.f2 = new HashMap<String, Integer>();
+		src.f2.put("k1", 1);
+		src.f2.put("k2", 2);
+		src.f2.put("k3", 3);
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(SampleMapTypes.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate.create(SampleMapTypes.class);
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		SampleMapTypes dst = (SampleMapTypes) tmpl.convert(mpo);
+		assertEquals(src.f0.size(), dst.f0.size());
+		assertEquals(src.f1.size(), dst.f1.size());
+		Iterator<Integer> srcf1 = src.f1.keySet().iterator();
+		Iterator<Integer> dstf1 = dst.f1.keySet().iterator();
+		while (srcf1.hasNext()) {
+			Integer s1 = srcf1.next();
+			Integer d1 = dstf1.next();
+			assertEquals(s1, d1);
+			assertEquals(src.f1.get(s1), dst.f1.get(d1));
+		}
+		assertEquals(src.f2.size(), dst.f2.size());
+		Iterator<String> srcf2 = src.f2.keySet().iterator();
+		Iterator<String> dstf2 = dst.f2.keySet().iterator();
+		while (srcf2.hasNext()) {
+			String s2 = srcf2.next();
+			String d2 = dstf2.next();
+			assertEquals(s2, d2);
+			assertEquals(src.f2.get(s2), dst.f2.get(d2));
+		}
+		assertFalse(it.hasNext());
+	}
+
+	public static class SampleMapTypes {
+		public Map<Integer, Integer> f0;
+		public Map<Integer, Integer> f1;
+		public Map<String, Integer> f2;
+
+		public SampleMapTypes() {
+		}
+	}
+
+	@Test
+	public void testDefaultConstructorModifiers01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(NoDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(PrivateDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(ProtectedDefaultConstructorClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(PackageDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testDefaultConstructorModifiers02() throws Exception {
+		try {
+			DynamicCodeGenTemplate.create(NoDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate.create(PrivateDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate
+					.create(ProtectedDefaultConstructorClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate.create(PackageDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	public static class NoDefaultConstructorClass {
+		public NoDefaultConstructorClass(int i) {
+		}
+	}
+
+	public static class PrivateDefaultConstructorClass {
+		private PrivateDefaultConstructorClass() {
+		}
+	}
+
+	public static class ProtectedDefaultConstructorClass {
+		protected ProtectedDefaultConstructorClass() {
+		}
+	}
+
+	public static class PackageDefaultConstructorClass {
+		PackageDefaultConstructorClass() {
+		}
+	}
+
+	@Test
+	public void testClassModifiers01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(PrivateModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(ProtectedModifierClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(PackageModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testClassModifiers02() throws Exception {
+		try {
+			DynamicCodeGenTemplate.create(PrivateModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate.create(ProtectedModifierClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate.create(PackageModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	private static class PrivateModifierClass {
+	}
+
+	protected static class ProtectedModifierClass {
+		protected ProtectedModifierClass() {
+		}
+	}
+
+	static class PackageModifierClass {
+	}
+
+	@Test
+	public void testFinalClassAndAbstractClass01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(FinalModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(AbstractModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testFinalClassAndAbstractClass02() throws Exception {
+		try {
+			DynamicCodeGenTemplate.create(FinalModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate.create(AbstractModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	public final static class FinalModifierClass {
+	}
+
+	public abstract static class AbstractModifierClass {
+	}
+
+	@Test
+	public void testInterfaceAndEnumType01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(SampleInterface.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(SampleEnum.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testInterfaceAndEnumType02() throws Exception {
+		try {
+			DynamicCodeGenTemplate.create(SampleInterface.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenTemplate.create(SampleEnum.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	public interface SampleInterface {
+	}
+
+	public enum SampleEnum {
+	}
+
+	@Test
+	public void testFieldModifiers() throws Exception {
+		FieldModifiersClass src = new FieldModifiersClass();
+		src.f0 = 0;
+		src.f2 = 2;
+		src.f3 = 3;
+		src.f4 = 4;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(FieldModifiersClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate
+				.create(FieldModifiersClass.class);
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		FieldModifiersClass dst = (FieldModifiersClass) tmpl.convert(mpo);
+		assertTrue(src.f0 == dst.f0);
+		assertTrue(src.f1 == dst.f1);
+		assertTrue(src.f2 != dst.f2);
+		assertTrue(src.f3 == dst.f3);
+		assertTrue(src.f4 != dst.f4);
+		assertFalse(it.hasNext());
+	}
+
+	public static class FieldModifiersClass {
+		public int f0;
+		public final int f1 = 1;
+		private int f2;
+		protected int f3;
+		int f4;
+
+		public FieldModifiersClass() {
+		}
+	}
+
+	@Test
+	public void testNestedFieldClass() throws Exception {
+		MessagePacker packer2 = DynamicCodeGenPacker.create(NestedClass.class);
+		CustomPacker.register(NestedClass.class, packer2);
+		MessagePacker packer1 = DynamicCodeGenPacker.create(BaseClass.class);
+		CustomPacker.register(BaseClass.class, packer1);
+		Template tmpl2 = DynamicCodeGenTemplate.create(NestedClass.class);
+		CustomUnpacker.register(NestedClass.class, tmpl2);
+		CustomConverter.register(NestedClass.class, tmpl2);
+		Template tmpl1 = DynamicCodeGenTemplate.create(BaseClass.class);
+		CustomUnpacker.register(BaseClass.class, tmpl1);
+		CustomConverter.register(BaseClass.class, tmpl1);
+		BaseClass src = new BaseClass();
+		NestedClass src2 = new NestedClass();
+		src.f0 = 0;
+		src2.f2 = 2;
+		src.f1 = src2;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		packer1.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		BaseClass dst = (BaseClass) tmpl1.convert(mpo);
+		assertTrue(src.f0 == dst.f0);
+		assertTrue(src.f1.f2 == dst.f1.f2);
+		assertFalse(it.hasNext());
+	}
+
+	public static class BaseClass {
+		public int f0;
+		public NestedClass f1;
+
+		public BaseClass() {
+		}
+	}
+
+	public static class NestedClass {
+		public int f2;
+
+		public NestedClass() {
+		}
+	}
+
+	@Test
+	public void testExtendedClass() throws Exception {
+		SampleSubClass src = new SampleSubClass();
+		src.f0 = 0;
+		src.f2 = 2;
+		src.f3 = 3;
+		src.f4 = 4;
+		src.f5 = 5;
+		src.f8 = 8;
+		src.f9 = 9;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(SampleSubClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate.create(SampleSubClass.class);
+		Unpacker pac = new Unpacker(in);
+		Iterator<MessagePackObject> it = pac.iterator();
+		assertTrue(it.hasNext());
+		MessagePackObject mpo = it.next();
+		SampleSubClass dst = (SampleSubClass) tmpl.convert(mpo);
+		assertTrue(src.f0 == dst.f0);
+		assertTrue(src.f1 == dst.f1);
+		assertTrue(src.f2 != dst.f2);
+		assertTrue(src.f3 == dst.f3);
+		assertTrue(src.f4 != dst.f4);
+		assertTrue(src.f5 == dst.f5);
+		assertTrue(src.f6 == dst.f6);
+		assertTrue(src.f8 == dst.f8);
+		assertTrue(src.f9 != dst.f9);
+		assertFalse(it.hasNext());
+	}
+
+	public static class SampleSubClass extends SampleSuperClass {
+		public int f0;
+		public final int f1 = 1;
+		private int f2;
+		protected int f3;
+		int f4;
+
+		public SampleSubClass() {
+		}
+	}
+
+	public static class SampleSuperClass {
+		public int f5;
+		public final int f6 = 2;
+		private int f7;
+		protected int f8;
+		int f9;
+
+		public SampleSuperClass() {
+		}
+	}
+}
diff --git a/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerTemplate.java b/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerTemplate.java
deleted file mode 100644
index aba8920..0000000
--- a/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerTemplate.java
+++ /dev/null
@@ -1,77 +0,0 @@
-package org.msgpack.util.codegen;
-
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-
-import org.junit.Test;
-import org.msgpack.CustomPacker;
-import org.msgpack.MessagePacker;
-import org.msgpack.Packer;
-import org.msgpack.ReflectionTemplate;
-import org.msgpack.Template;
-import org.msgpack.Unpacker;
-import org.msgpack.util.codegen.DynamicCodeGenPacker;
-import org.msgpack.util.codegen.DynamicCodeGenTemplate;
-
-import static org.junit.Assert.*;
-
-public class TestDynamicCodeGenPackerTemplate {
-
-	public static class StringFieldClass {
-		public String s1;
-		public String s2;
-		public StringFieldClass() { }
-	}
-
-	@Test
-	public void testPackConvert() throws Exception {
-		ByteArrayOutputStream out = new ByteArrayOutputStream();
-
-		MessagePacker packer = DynamicCodeGenPacker.create(StringFieldClass.class);
-
-		StringFieldClass src = new StringFieldClass();
-
-		src.s1 = "kumofs";
-		src.s2 = "frsyuki";
-
-		packer.pack(new Packer(out), src);
-
-		Template tmpl = DynamicCodeGenTemplate.create(StringFieldClass.class);
-
-		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
-
-		Object obj = tmpl.unpack(new Unpacker(in));
-		assertEquals(obj.getClass(), StringFieldClass.class);
-
-		StringFieldClass dst = (StringFieldClass)obj;
-		assertEquals(src.s1, dst.s1);
-		assertEquals(src.s2, dst.s2);
-	}
-
-	@Test
-	public void testPackConvert02() throws Exception {
-		ByteArrayOutputStream out = new ByteArrayOutputStream();
-
-		CustomPacker.register(StringFieldClass.class, DynamicCodeGenPacker.create(StringFieldClass.class));
-				
-
-		StringFieldClass src = new StringFieldClass();
-
-		src.s1 = "kumofs";
-		src.s2 = "frsyuki";
-
-		new Packer(out).pack(src);
-
-		Template tmpl = ReflectionTemplate.create(StringFieldClass.class);
-
-		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
-
-		Object obj = tmpl.unpack(new Unpacker(in));
-		assertEquals(obj.getClass(), StringFieldClass.class);
-
-		StringFieldClass dst = (StringFieldClass)obj;
-		assertEquals(src.s1, dst.s1);
-		assertEquals(src.s2, dst.s2);
-	}
-}
-
diff --git a/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerUnpacker.java b/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerUnpacker.java
new file mode 100644
index 0000000..08d0e52
--- /dev/null
+++ b/java/src/test/java/org/msgpack/util/codegen/TestDynamicCodeGenPackerUnpacker.java
@@ -0,0 +1,556 @@
+package org.msgpack.util.codegen;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.junit.Test;
+import org.msgpack.CustomConverter;
+import org.msgpack.CustomPacker;
+import org.msgpack.CustomUnpacker;
+import org.msgpack.MessagePacker;
+import org.msgpack.Packer;
+import org.msgpack.Template;
+import org.msgpack.Unpacker;
+
+import junit.framework.TestCase;
+
+public class TestDynamicCodeGenPackerUnpacker extends TestCase {
+
+	@Test
+	public void testPrimitiveTypeFields() throws Exception {
+		PrimitiveTypeFieldsClass src = new PrimitiveTypeFieldsClass();
+		src.f0 = (byte) 0;
+		src.f1 = 1;
+		src.f2 = 2;
+		src.f3 = 3;
+		src.f4 = 4;
+		src.f5 = 5;
+		src.f6 = false;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(PrimitiveTypeFieldsClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate
+				.create(PrimitiveTypeFieldsClass.class);
+		PrimitiveTypeFieldsClass dst = (PrimitiveTypeFieldsClass) tmpl
+				.unpack(new Unpacker(in));
+		assertEquals(src.f0, dst.f0);
+		assertEquals(src.f1, dst.f1);
+		assertEquals(src.f2, dst.f2);
+		assertEquals(src.f3, dst.f3);
+		assertEquals(src.f4, dst.f4);
+		assertEquals(src.f5, dst.f5);
+		assertEquals(src.f6, dst.f6);
+	}
+
+	public static class PrimitiveTypeFieldsClass {
+		public byte f0;
+		public short f1;
+		public int f2;
+		public long f3;
+		public float f4;
+		public double f5;
+		public boolean f6;
+
+		public PrimitiveTypeFieldsClass() {
+		}
+	}
+
+	@Test
+	public void testGeneralReferenceTypeFieldsClass() throws Exception {
+		GeneralReferenceTypeFieldsClass src = new GeneralReferenceTypeFieldsClass();
+		src.f0 = 0;
+		src.f1 = 1;
+		src.f2 = 2;
+		src.f3 = (long) 3;
+		src.f4 = (float) 4;
+		src.f5 = (double) 5;
+		src.f6 = false;
+		src.f7 = new BigInteger("7");
+		src.f8 = "8";
+		src.f9 = new byte[] { 0x01, 0x02 };
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(GeneralReferenceTypeFieldsClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate
+				.create(GeneralReferenceTypeFieldsClass.class);
+		GeneralReferenceTypeFieldsClass dst = (GeneralReferenceTypeFieldsClass) tmpl
+				.unpack(new Unpacker(in));
+		assertEquals(src.f0, dst.f0);
+		assertEquals(src.f1, dst.f1);
+		assertEquals(src.f2, dst.f2);
+		assertEquals(src.f3, dst.f3);
+		assertEquals(src.f4, dst.f4);
+		assertEquals(src.f5, dst.f5);
+		assertEquals(src.f6, dst.f6);
+		assertEquals(src.f7, dst.f7);
+		assertEquals(src.f8, dst.f8);
+		assertEquals(src.f9[0], dst.f9[0]);
+		assertEquals(src.f9[1], dst.f9[1]);
+	}
+
+	public static class GeneralReferenceTypeFieldsClass {
+		public Byte f0;
+		public Short f1;
+		public Integer f2;
+		public Long f3;
+		public Float f4;
+		public Double f5;
+		public Boolean f6;
+		public BigInteger f7;
+		public String f8;
+		public byte[] f9;
+
+		public GeneralReferenceTypeFieldsClass() {
+		}
+	}
+
+	public void testListTypes() throws Exception {
+		SampleListTypes src = new SampleListTypes();
+		src.f0 = new ArrayList<Integer>();
+		src.f1 = new ArrayList<Integer>();
+		src.f1.add(1);
+		src.f1.add(2);
+		src.f1.add(3);
+		src.f2 = new ArrayList<String>();
+		src.f2.add("e1");
+		src.f2.add("e2");
+		src.f2.add("e3");
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(SampleListTypes.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate.create(SampleListTypes.class);
+		SampleListTypes dst = (SampleListTypes) tmpl.unpack(new Unpacker(in));
+		assertEquals(src.f0.size(), dst.f0.size());
+		assertEquals(src.f1.size(), dst.f1.size());
+		for (int i = 0; i < src.f1.size(); ++i) {
+			assertEquals(src.f1.get(i), dst.f1.get(i));
+		}
+		assertEquals(src.f2.size(), dst.f2.size());
+		for (int i = 0; i < src.f2.size(); ++i) {
+			assertEquals(src.f2.get(i), dst.f2.get(i));
+		}
+	}
+
+	public static class SampleListTypes {
+		public List<Integer> f0;
+		public List<Integer> f1;
+		public List<String> f2;
+
+		public SampleListTypes() {
+		}
+	}
+
+	public void testMapTypes() throws Exception {
+		SampleMapTypes src = new SampleMapTypes();
+		src.f0 = new HashMap<Integer, Integer>();
+		src.f1 = new HashMap<Integer, Integer>();
+		src.f1.put(1, 1);
+		src.f1.put(2, 2);
+		src.f1.put(3, 3);
+		src.f2 = new HashMap<String, Integer>();
+		src.f2.put("k1", 1);
+		src.f2.put("k2", 2);
+		src.f2.put("k3", 3);
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(SampleMapTypes.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate.create(SampleMapTypes.class);
+		SampleMapTypes dst = (SampleMapTypes) tmpl.unpack(new Unpacker(in));
+		assertEquals(src.f0.size(), dst.f0.size());
+		assertEquals(src.f1.size(), dst.f1.size());
+		Iterator<Integer> srcf1 = src.f1.keySet().iterator();
+		Iterator<Integer> dstf1 = dst.f1.keySet().iterator();
+		while (srcf1.hasNext()) {
+			Integer s1 = srcf1.next();
+			Integer d1 = dstf1.next();
+			assertEquals(s1, d1);
+			assertEquals(src.f1.get(s1), dst.f1.get(d1));
+		}
+		assertEquals(src.f2.size(), dst.f2.size());
+		Iterator<String> srcf2 = src.f2.keySet().iterator();
+		Iterator<String> dstf2 = dst.f2.keySet().iterator();
+		while (srcf2.hasNext()) {
+			String s2 = srcf2.next();
+			String d2 = dstf2.next();
+			assertEquals(s2, d2);
+			assertEquals(src.f2.get(s2), dst.f2.get(d2));
+		}
+	}
+
+	public static class SampleMapTypes {
+		public Map<Integer, Integer> f0;
+		public Map<Integer, Integer> f1;
+		public Map<String, Integer> f2;
+
+		public SampleMapTypes() {
+		}
+	}
+
+	@Test
+	public void testDefaultConstructorModifiers01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(NoDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(PrivateDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(ProtectedDefaultConstructorClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(PackageDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testDefaultConstructorModifiers02() throws Exception {
+		try {
+			DynamicCodeGenUnpacker.create(NoDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker.create(PrivateDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker
+					.create(ProtectedDefaultConstructorClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker.create(PackageDefaultConstructorClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	public static class NoDefaultConstructorClass {
+		public NoDefaultConstructorClass(int i) {
+		}
+	}
+
+	public static class PrivateDefaultConstructorClass {
+		private PrivateDefaultConstructorClass() {
+		}
+	}
+
+	public static class ProtectedDefaultConstructorClass {
+		protected ProtectedDefaultConstructorClass() {
+		}
+	}
+
+	public static class PackageDefaultConstructorClass {
+		PackageDefaultConstructorClass() {
+		}
+	}
+
+	@Test
+	public void testClassModifiers01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(PrivateModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(ProtectedModifierClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(PackageModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testClassModifiers02() throws Exception {
+		try {
+			DynamicCodeGenUnpacker.create(PrivateModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker.create(ProtectedModifierClass.class);
+			assertTrue(true);
+		} catch (DynamicCodeGenException e) {
+			fail();
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker.create(PackageModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	private static class PrivateModifierClass {
+	}
+
+	protected static class ProtectedModifierClass {
+		protected ProtectedModifierClass() {
+		}
+	}
+
+	static class PackageModifierClass {
+	}
+
+	@Test
+	public void testFinalClassAndAbstractClass01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(FinalModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(AbstractModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testFinalClassAndAbstractClass02() throws Exception {
+		try {
+			DynamicCodeGenUnpacker.create(FinalModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker.create(AbstractModifierClass.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	public final static class FinalModifierClass {
+	}
+
+	public abstract static class AbstractModifierClass {
+	}
+
+	@Test
+	public void testInterfaceAndEnumType01() throws Exception {
+		try {
+			DynamicCodeGenPacker.create(SampleInterface.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenPacker.create(SampleEnum.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	@Test
+	public void testInterfaceAndEnumType02() throws Exception {
+		try {
+			DynamicCodeGenUnpacker.create(SampleInterface.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+		try {
+			DynamicCodeGenUnpacker.create(SampleEnum.class);
+			fail();
+		} catch (DynamicCodeGenException e) {
+			assertTrue(true);
+		}
+		assertTrue(true);
+	}
+
+	public interface SampleInterface {
+	}
+
+	public enum SampleEnum {
+	}
+
+	@Test
+	public void testFieldModifiers() throws Exception {
+		FieldModifiersClass src = new FieldModifiersClass();
+		src.f0 = 0;
+		src.f2 = 2;
+		src.f3 = 3;
+		src.f4 = 4;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(FieldModifiersClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate
+				.create(FieldModifiersClass.class);
+		FieldModifiersClass dst = (FieldModifiersClass) tmpl
+				.unpack(new Unpacker(in));
+		assertTrue(src.f0 == dst.f0);
+		assertTrue(src.f1 == dst.f1);
+		assertTrue(src.f2 != dst.f2);
+		assertTrue(src.f3 == dst.f3);
+		assertTrue(src.f4 != dst.f4);
+	}
+
+	public static class FieldModifiersClass {
+		public int f0;
+		public final int f1 = 1;
+		private int f2;
+		protected int f3;
+		int f4;
+
+		public FieldModifiersClass() {
+		}
+	}
+
+	@Test
+	public void testNestedFieldClass() throws Exception {
+		MessagePacker packer2 = DynamicCodeGenPacker.create(NestedClass.class);
+		CustomPacker.register(NestedClass.class, packer2);
+		MessagePacker packer1 = DynamicCodeGenPacker.create(BaseClass.class);
+		CustomPacker.register(BaseClass.class, packer1);
+		Template tmpl2 = DynamicCodeGenTemplate.create(NestedClass.class);
+		CustomUnpacker.register(NestedClass.class, tmpl2);
+		CustomConverter.register(NestedClass.class, tmpl2);
+		Template tmpl1 = DynamicCodeGenTemplate.create(BaseClass.class);
+		CustomUnpacker.register(BaseClass.class, tmpl1);
+		CustomConverter.register(BaseClass.class, tmpl1);
+		BaseClass src = new BaseClass();
+		NestedClass src2 = new NestedClass();
+		src.f0 = 0;
+		src2.f2 = 2;
+		src.f1 = src2;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		packer1.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		BaseClass dst = (BaseClass) tmpl1.unpack(new Unpacker(in));
+		assertTrue(src.f0 == dst.f0);
+		assertTrue(src.f1.f2 == dst.f1.f2);
+	}
+
+	public static class BaseClass {
+		public int f0;
+		public NestedClass f1;
+
+		public BaseClass() {
+		}
+	}
+
+	public static class NestedClass {
+		public int f2;
+
+		public NestedClass() {
+		}
+	}
+
+	@Test
+	public void testExtendedClass() throws Exception {
+		SampleSubClass src = new SampleSubClass();
+		src.f0 = 0;
+		src.f2 = 2;
+		src.f3 = 3;
+		src.f4 = 4;
+		src.f5 = 5;
+		src.f8 = 8;
+		src.f9 = 9;
+		ByteArrayOutputStream out = new ByteArrayOutputStream();
+		MessagePacker packer = DynamicCodeGenPacker
+				.create(SampleSubClass.class);
+		packer.pack(new Packer(out), src);
+		ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
+		Template tmpl = DynamicCodeGenTemplate.create(SampleSubClass.class);
+		SampleSubClass dst = (SampleSubClass) tmpl.unpack(new Unpacker(in));
+		assertTrue(src.f0 == dst.f0);
+		assertTrue(src.f1 == dst.f1);
+		assertTrue(src.f2 != dst.f2);
+		assertTrue(src.f3 == dst.f3);
+		assertTrue(src.f4 != dst.f4);
+		assertTrue(src.f5 == dst.f5);
+		assertTrue(src.f6 == dst.f6);
+		assertTrue(src.f8 == dst.f8);
+		assertTrue(src.f9 != dst.f9);
+	}
+
+	public static class SampleSubClass extends SampleSuperClass {
+		public int f0;
+		public final int f1 = 1;
+		private int f2;
+		protected int f3;
+		int f4;
+
+		public SampleSubClass() {
+		}
+	}
+
+	public static class SampleSuperClass {
+		public int f5;
+		public final int f6 = 2;
+		private int f7;
+		protected int f8;
+		int f9;
+
+		public SampleSuperClass() {
+		}
+	}
+}