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

Class com.alibaba.fastjson.asm.MethodVisitor

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

com.alibaba.fastjson.asm.MethodVisitor.visitInsn()
Visits a zero operand instruction. @param opcode the opcode of the instruction to be visited. This opcode is either NOP, ACONST_NULL, ICONST_M1,ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, FCONST_0, FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD, LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD, IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, CASTORE, SASTORE, POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, SWAP, IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL, DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, IUSHR, LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR, I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C, I2S, LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN, FRETURN, DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW, MONITORENTER, or MONITOREXIT.


        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.visitLabel(return_);


        _setContext(context, mw);
        mw.visitVarInsn(ALOAD, context.var("instance"));
        mw.visitInsn(ARETURN);


        mw.visitLabel(reset_);


        _batchSet(context, mw);
        mw.visitVarInsn(ALOAD, 0);

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        mw.visitVarInsn(ALOAD, context.var("instance"));
        mw.visitMethodInsn(INVOKEVIRTUAL, getType(ASMJavaBeanDeserializer.class), "parseRest",
                           "(" + getDesc(DefaultJSONParser.class) + getDesc(Type.class)
                                   + "Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
        mw.visitTypeInsn(CHECKCAST, getType(context.getClazz())); // cast
        mw.visitInsn(ARETURN);


        mw.visitLabel(super_);
        mw.visitVarInsn(ALOAD, 0);
        mw.visitVarInsn(ALOAD, 1);
        mw.visitVarInsn(ALOAD, 2);

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        mw.visitVarInsn(ALOAD, 2);
        mw.visitVarInsn(ALOAD, 3);
        mw.visitMethodInsn(INVOKESPECIAL, getType(ASMJavaBeanDeserializer.class), "deserialze",
                           "(" + getDesc(DefaultJSONParser.class) + getDesc(Type.class)
                                   + "Ljava/lang/Object;)Ljava/lang/Object;");
        mw.visitInsn(ARETURN);


        int maxStack = 5;
        Constructor<?> creatorConstructor = context.getBeanInfo().getCreatorConstructor();
        if (creatorConstructor != null) {
            int constructorTypeStack = 2;

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            mw.visitVarInsn(ALOAD, 3);
            mw.visitMethodInsn(INVOKESPECIAL, getType(superClass), "<init>", "(" + getDesc(ParserConfig.class)
                                                                             + getDesc(Class.class)
                                                                             + getDesc(FieldInfo.class) + ")V");


            mw.visitInsn(RETURN);
            mw.visitMaxs(4, 6);
            mw.visitEnd();
        }


        if (method != null) {

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                mw.visitTypeInsn(CHECKCAST, getType(method.getDeclaringClass())); // cast
                mw.visitVarInsn(ILOAD, 2);
                mw.visitMethodInsn(INVAKE_TYPE, getType(method.getDeclaringClass()), method.getName(),
                                   ASMUtils.getDesc(method));


                mw.visitInsn(RETURN);
                mw.visitMaxs(3, 3);
                mw.visitEnd();
            } else if (fieldClass == long.class) {
                MethodVisitor mw = cw.visitMethod(ACC_PUBLIC, "setValue", "(" + getDesc(Object.class) + "J)V", null,
                                                  null);

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                mw.visitTypeInsn(CHECKCAST, getType(method.getDeclaringClass())); // cast
                mw.visitVarInsn(LLOAD, 2);
                mw.visitMethodInsn(INVAKE_TYPE, getType(method.getDeclaringClass()), method.getName(),
                                   ASMUtils.getDesc(method));


                mw.visitInsn(RETURN);
                mw.visitMaxs(3, 4);
                mw.visitEnd();
            } else {
                // public void setValue(Object object, Object value)
                MethodVisitor mw = cw.visitMethod(ACC_PUBLIC, "setValue", "(" + getDesc(Object.class)

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                mw.visitVarInsn(ALOAD, 2);
                mw.visitTypeInsn(CHECKCAST, getType(fieldClass)); // cast
                mw.visitMethodInsn(INVAKE_TYPE, getType(method.getDeclaringClass()), method.getName(),
                                   ASMUtils.getDesc(method));


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

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        mw.visitVarInsn(ALOAD, 0);
        mw.visitFieldInsn(GETFIELD, getType(ASMJavaBeanDeserializer.class), "serializer",
                          getDesc(InnerJavaBeanDeserializer.class));
        mw.visitMethodInsn(INVOKEVIRTUAL, getType(JavaBeanDeserializer.class), "getFieldDeserializerMap",
                           "()" + getDesc(Map.class));
        mw.visitInsn(POP);


        // init fieldNamePrefix
        for (int i = 0, size = context.getFieldInfoList().size(); i < size; ++i) {
            FieldInfo fieldInfo = context.getFieldInfoList().get(i);

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            mw.visitMethodInsn(INVOKEVIRTUAL, getType(String.class), "toCharArray", "()" + getDesc(char[].class));
            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) {

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