Examples of com.alibaba.fastjson.asm.MethodVisitor.visitMaxs()

Class com.alibaba.fastjson.asm.MethodVisitor

Examples of com.alibaba.fastjson.asm.MethodVisitor.visitMaxs()

com.alibaba.fastjson.asm.MethodVisitor.visitMaxs()
Visits the maximum stack size and the maximum number of local variables of the method. @param maxStack maximum stack size of the method. @param maxLocals maximum number of local variables for the method.

            mw.visitFieldInsn(PUTFIELD, context.getClassName(), fieldInfo.getName() + "_asm_prefix__", "[C");


        }


        mw.visitInsn(RETURN);
        mw.visitMaxs(4, 4);
        mw.visitEnd();
    }


    private void _createInstance(ClassWriter cw, Context context) {
        MethodVisitor mw = cw.visitMethod(ACC_PUBLIC, "createInstance", "(" + getDesc(DefaultJSONParser.class)

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        mw.visitTypeInsn(NEW, getType(context.getClazz()));
        mw.visitInsn(DUP);
        mw.visitMethodInsn(INVOKESPECIAL, getType(context.getClazz()), "<init>", "()V");


        mw.visitInsn(ARETURN);
        mw.visitMaxs(3, 3);
        mw.visitEnd();
    }


}

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            mw.visitFieldInsn(PUTFIELD, className, fieldInfo.getName() + "_asm_fieldType", "Ljava/lang/reflect/Type;");
        }


        mw.visitInsn(RETURN);
        mw.visitMaxs(4, 4);
        mw.visitEnd();


        {
            Context context = new Context(className);

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            mw.visitVarInsn(ALOAD, context.obj()); // obj
            mw.visitTypeInsn(CHECKCAST, getType(clazz)); // serializer
            mw.visitVarInsn(ASTORE, context.var("entity")); // obj
            generateWriteMethod(clazz, mw, getters, context);
            mw.visitInsn(RETURN);
            mw.visitMaxs(5, context.getVariantCount() + 1);
            mw.visitEnd();
        }


        List<FieldInfo> sortedGetters = TypeUtils.computeGetters(clazz, aliasMap, true);
        {

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            mw.visitVarInsn(ASTORE, context.var("entity")); // obj


            generateWriteMethod(clazz, mw, sortedGetters, context);


            mw.visitInsn(RETURN);
            mw.visitMaxs(5, context.getVariantCount() + 1);
            mw.visitEnd();
        }


        // writeAsArray
        {

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            mw.visitVarInsn(ALOAD, context.obj()); // obj
            mw.visitTypeInsn(CHECKCAST, getType(clazz)); // serializer
            mw.visitVarInsn(ASTORE, context.var("entity")); // obj
            generateWriteAsArray(clazz, mw, sortedGetters, context);
            mw.visitInsn(RETURN);
            mw.visitMaxs(5, context.getVariantCount() + 1);
            mw.visitEnd();
        }


        byte[] code = cw.toByteArray();
        //

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        MethodVisitor mw = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
        mw.visitVarInsn(ALOAD, 0);
        mw.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
        mw.visitInsn(RETURN);
        mw.visitMaxs(1, 1);
        mw.visitEnd();


        mw = cw.visitMethod(ACC_PUBLIC, "write", "(Lcom/alibaba/fastjson/serializer/JSONSerializer;Ljava/lang/Object;)V", null, new String[] { "java/io/IOException" });


        mw.visitVarInsn(ALOAD, 1); // serializer

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        mw.visitVarInsn(ALOAD, 4); // entity
        mw.visitMethodInsn(INVOKEVIRTUAL, getCastType(Entity.class), "getName", "()Ljava/lang/String;");
        mw.visitMethodInsn(INVOKEVIRTUAL, getCastType(SerializeWriter.class), "writeString", "(Ljava/lang/String;)V");


        mw.visitInsn(RETURN);
        mw.visitMaxs(3, 16);
        mw.visitEnd();


        byte[] code = cw.toByteArray();
        FileOutputStream fos = new FileOutputStream("Example.class");
        fos.write(code);

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            mw.visitFieldInsn(PUTFIELD, className, fieldInfo.getName() + "_asm_fieldType", "Ljava/lang/reflect/Type;");
        }


        mw.visitInsn(RETURN);
        mw.visitMaxs(4, 4);
        mw.visitEnd();


        {
            Context context = new Context(className);

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            mw.visitVarInsn(ALOAD, context.obj()); // obj
            mw.visitTypeInsn(CHECKCAST, getType(clazz)); // serializer
            mw.visitVarInsn(ASTORE, context.var("entity")); // obj
            generateWriteMethod(clazz, mw, getters, context);
            mw.visitInsn(RETURN);
            mw.visitMaxs(5, context.getVariantCount() + 1);
            mw.visitEnd();
        }


        List<FieldInfo> sortedGetters = TypeUtils.computeGetters(clazz, aliasMap, true);
        {

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