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序列化支持Public Field

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git-svn-id: http://code.alibabatech.com/svn/fastjson/trunk/fastjson@1426 fb902949-7fc4-4485-a80f-4d6ff335c879
This commit is contained in:
wenshao
2011-10-07 07:51:07 +00:00
parent 8cd5f94a9c
commit d483e85424
2 changed files with 54 additions and 59 deletions
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src/main/java/com/alibaba/fastjson/serializer/ASMSerializerFactory.java
+43 -58
View File
@@ -208,9 +208,9 @@ public class ASMSerializerFactory implements Opcodes {
byte[] code = cw.toByteArray();
//
// org.apache.commons.io.IOUtils.write(code, new java.io.FileOutputStream(
// "/usr/alibaba/workspace-3.7/fastjson-asm/target/classes/"
// + className + ".class"));
// org.apache.commons.io.IOUtils.write(code, new java.io.FileOutputStream(
// "/usr/alibaba/workspace-3.7/fastjson-asm/target/classes/"
// + className + ".class"));
Class<?> exampleClass = classLoader.defineClassPublic(className, code, 0, code.length);
Object instance = exampleClass.newInstance();
@@ -420,11 +420,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _object(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ASTORE, context.var("object"));
_filters(mw, property, context, _end);
@@ -435,8 +433,6 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _enum(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
boolean writeEnumUsingToString = false;
JSONField annotation = property.getAnnotation(JSONField.class);
if (annotation != null) {
@@ -451,7 +447,7 @@ public class ASMSerializerFactory implements Opcodes {
Label _end_if = new Label();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitTypeInsn(CHECKCAST, getType(Enum.class)); // cast
mw.visitVarInsn(ASTORE, context.var("enum"));
@@ -485,11 +481,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _long(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(LSTORE, context.var("long", 2));
_filters(mw, property, context, _end);
@@ -506,11 +500,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _float(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(FSTORE, context.var("float"));
_filters(mw, property, context, _end);
@@ -527,11 +519,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _double(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(DSTORE, context.var("double"));
_filters(mw, property, context, _end);
@@ -548,11 +538,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _char(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ISTORE, context.var("char"));
_filters(mw, property, context, _end);
@@ -570,11 +558,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _boolean(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ISTORE, context.var("boolean"));
_filters(mw, property, context, _end);
@@ -591,17 +577,22 @@ public class ASMSerializerFactory implements Opcodes {
mw.visitLabel(_end);
}
private void _get(MethodVisitor mw, Context context, Method method) {
mw.visitVarInsn(ALOAD, context.var("entity"));
mw.visitMethodInsn(INVOKEVIRTUAL, getType(method.getDeclaringClass()), method.getName(), getDesc(method));
private void _get(MethodVisitor mw, Context context, FieldInfo property) {
Method method = property.getMethod();
if (method != null) {
mw.visitVarInsn(ALOAD, context.var("entity"));
mw.visitMethodInsn(INVOKEVIRTUAL, getType(method.getDeclaringClass()), method.getName(), getDesc(method));
} else {
mw.visitVarInsn(ALOAD, context.var("entity"));
mw.visitFieldInsn(GETFIELD, getType(property.getDeclaringClass()), property.getName(),
getDesc(property.getFieldClass()));
}
}
private void _byte(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ISTORE, context.var("byte"));
_filters(mw, property, context, _end);
@@ -619,11 +610,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _short(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ISTORE, context.var("short"));
_filters(mw, property, context, _end);
@@ -641,11 +630,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _int(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ISTORE, context.var("int"));
_filters(mw, property, context, _end);
@@ -663,11 +650,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _decimal(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ASTORE, context.var("decimal"));
_filters(mw, property, context, _end);
@@ -702,11 +687,9 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _string(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Label _end = new Label();
_get(mw, context, method);
_get(mw, context, property);
mw.visitVarInsn(ASTORE, context.var("string"));
_filters(mw, property, context, _end);
@@ -738,8 +721,6 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _list(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Type propertyType = property.getFieldType();
Type elementType;
@@ -757,7 +738,7 @@ public class ASMSerializerFactory implements Opcodes {
mw.visitLabel(_if);
_get(mw, context, method);
_get(mw, context, property);
mw.visitTypeInsn(CHECKCAST, getType(List.class)); // cast
mw.visitVarInsn(ASTORE, context.var("list"));
@@ -996,11 +977,20 @@ public class ASMSerializerFactory implements Opcodes {
"(Ljava/lang/Object;Ljava/lang/Object;)V");
} else {
mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(getDesc(fieldInfo.getDeclaringClass())));
mw.visitLdcInsn(fieldInfo.getMethod().getName());
mw.visitMethodInsn(INVOKESTATIC, getType(ASMUtils.class), "getFieldType",
"(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/reflect/Type;");
if (fieldInfo.getMethod() != null) {
mw.visitLdcInsn(fieldInfo.getMethod().getName());
mw.visitMethodInsn(INVOKESTATIC, getType(ASMUtils.class), "getMethodType",
"(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/reflect/Type;");
} else {
mw.visitLdcInsn(fieldInfo.getField().getName());
mw.visitMethodInsn(INVOKESTATIC, getType(ASMUtils.class), "getFieldType",
"(Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/reflect/Type;");
}
mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONSerializer.class), "writeWithFieldName",
"(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/reflect/Type;)V");
"(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/reflect/Type;)V");
}
}
@@ -1008,8 +998,7 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _apply(MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Class<?> propertyClass = method.getReturnType();
Class<?> propertyClass = property.getFieldClass();
mw.visitVarInsn(ALOAD, context.serializer());
mw.visitVarInsn(ALOAD, context.obj());
@@ -1071,8 +1060,7 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _processValue(MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Class<?> propertyClass = method.getReturnType();
Class<?> propertyClass = property.getFieldClass();
mw.visitVarInsn(ALOAD, context.serializer());
mw.visitVarInsn(ALOAD, context.obj());
@@ -1126,8 +1114,7 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _processKey(MethodVisitor mw, FieldInfo property, Context context) {
Method method = property.getMethod();
Class<?> propertyClass = method.getReturnType();
Class<?> propertyClass = property.getFieldClass();
mw.visitVarInsn(ALOAD, context.serializer());
mw.visitVarInsn(ALOAD, context.obj());
@@ -1201,9 +1188,7 @@ public class ASMSerializerFactory implements Opcodes {
}
private void _if_write_null(MethodVisitor mw, FieldInfo fieldInfo, Context context) {
Method method = fieldInfo.getMethod();
Class<?> propertyClass = method.getReturnType();
Class<?> propertyClass = fieldInfo.getFieldClass();
Label _if = new Label();
Label _else = new Label();
src/main/java/com/alibaba/fastjson/util/ASMUtils.java
+11 -1
View File
@@ -1,6 +1,7 @@
package com.alibaba.fastjson.util;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
@@ -89,7 +90,7 @@ public class ASMUtils {
throw new IllegalStateException("Type: " + type.getCanonicalName() + " is not a primitive type");
}
public static Type getFieldType(Class<?> clazz, String methodName) {
public static Type getMethodType(Class<?> clazz, String methodName) {
try {
Method method = clazz.getMethod(methodName);
@@ -99,4 +100,13 @@ public class ASMUtils {
}
}
public static Type getFieldType(Class<?> clazz, String fieldName) {
try {
Field field = clazz.getField(fieldName);
return field.getGenericType();
} catch (Exception ex) {
return null;
}
}
}