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.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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        MethodVisitor mw = cw.visitMethod(ACC_PUBLIC, "createInstance", "(" + getDesc(DefaultJSONParser.class)
                                                                        + getDesc(Type.class) + ")Ljava/lang/Object;",
                                          null, null);


        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.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.visitVarInsn(DSTORE, context.var(fieldInfo.getName() + "_asm", 2));
            } else if (fieldClass == char.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONLexerBase.class), "scanString", "(C)Ljava/lang/String;");
                mw.visitInsn(ICONST_0);
                mw.visitMethodInsn(INVOKEVIRTUAL, getType(String.class), "charAt", "(I)C");
                mw.visitVarInsn(ISTORE, context.var(fieldInfo.getName() + "_asm"));
            } else if (fieldClass == String.class) {
                mw.visitVarInsn(ALOAD, context.var("lexer"));
                mw.visitVarInsn(BIPUSH, seperator);

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                    }
                    mw.visitFieldInsn(GETSTATIC, getType(JSONToken.class), "LBRACKET", "I");
                    mw.visitMethodInsn(INVOKEVIRTUAL, getType(DefaultJSONParser.class), "accept", "(II)V");


                    _newCollection(mw, fieldClass);
                    mw.visitInsn(DUP);
                    mw.visitVarInsn(ASTORE, context.var(fieldInfo.getName() + "_asm"));
                    _getCollectionFieldItemDeser(context, mw, fieldInfo, itemClass);
                    mw.visitVarInsn(ALOAD, 1);
                    mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(getDesc(itemClass)));
                    mw.visitVarInsn(ALOAD, 3);

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        mw.visitVarInsn(ALOAD, context.var("lexer"));
        mw.visitFieldInsn(GETSTATIC, getType(JSONToken.class), "COMMA", "I");
        mw.visitMethodInsn(INVOKEVIRTUAL, getType(JSONLexerBase.class), "nextToken", "(I)V");


        mw.visitVarInsn(ALOAD, context.var("instance"));
        mw.visitInsn(ARETURN);
        mw.visitMaxs(5, context.getVariantCount());
        mw.visitEnd();
    }


    void _deserialze(ClassWriter cw, Context context) {

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


            mw.visitLabel(next_);
            // deserialzeArrayMapping
        }

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        mw.visitMethodInsn(INVOKEVIRTUAL, getType(DefaultJSONParser.class), "getContext",
                           "()Lcom/alibaba/fastjson/parser/ParseContext;");
        mw.visitVarInsn(ASTORE, context.var("mark_context"));


        // ParseContext context = parser.getContext();
        mw.visitInsn(ICONST_0);
        mw.visitVarInsn(ISTORE, context.var("matchedCount"));


        _createInstance(context, mw);


        {

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