Examples with Label com.alibaba.fastjson.asm.Label used on opensource projects

Example 26 with Label

use of com.alibaba.fastjson.asm.Label in project fastjson by alibaba.

the class ASMDeserializerFactory method _setContext.

private void _setContext(Context context, MethodVisitor mw) {
    // parser
    mw.visitVarInsn(ALOAD, 1);
    mw.visitVarInsn(ALOAD, context.var("context"));
    mw.visitMethodInsn(INVOKEVIRTUAL, DefaultJSONParser, "setContext", "(" + desc(ParseContext.class) + ")V");
    Label endIf_ = new Label();
    mw.visitVarInsn(ALOAD, context.var("childContext"));
    mw.visitJumpInsn(IFNULL, endIf_);
    mw.visitVarInsn(ALOAD, context.var("childContext"));
    mw.visitVarInsn(ALOAD, context.var("instance"));
    mw.visitFieldInsn(PUTFIELD, type(ParseContext.class), "object", "Ljava/lang/Object;");
    mw.visitLabel(endIf_);
}

Example 27 with Label

use of com.alibaba.fastjson.asm.Label in project fastjson by alibaba.

the class ASMSerializerFactory method _float.

private void _float(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
    Label end_ = new Label();
    _nameApply(mw, property, context, end_);
    _get(mw, context, property);
    mw.visitVarInsn(FSTORE, context.var("float"));
    _filters(mw, property, context, end_);
    mw.visitVarInsn(ALOAD, context.var("out"));
    mw.visitVarInsn(ILOAD, context.var("seperator"));
    mw.visitVarInsn(ALOAD, Context.fieldName);
    mw.visitVarInsn(FLOAD, context.var("float"));
    mw.visitMethodInsn(INVOKEVIRTUAL, SerializeWriter, "writeFieldValue", "(CLjava/lang/String;F)V");
    _seperator(mw, context);
    mw.visitLabel(end_);
}

Example 28 with Label

use of com.alibaba.fastjson.asm.Label in project fastjson by alibaba.

the class ASMSerializerFactory method _getListFieldItemSer.

private void _getListFieldItemSer(Context context, MethodVisitor mw, FieldInfo fieldInfo, Class<?> itemType) {
    Label notNull_ = new Label();
    mw.visitVarInsn(ALOAD, 0);
    mw.visitFieldInsn(GETFIELD, context.className, fieldInfo.name + "_asm_list_item_ser_", ObjectSerializer_desc);
    mw.visitJumpInsn(IFNONNULL, notNull_);
    // this
    mw.visitVarInsn(ALOAD, 0);
    mw.visitVarInsn(ALOAD, Context.serializer);
    mw.visitLdcInsn(com.alibaba.fastjson.asm.Type.getType(desc(itemType)));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONSerializer, "getObjectWriter", "(Ljava/lang/Class;)" + ObjectSerializer_desc);
    mw.visitFieldInsn(PUTFIELD, context.className, fieldInfo.name + "_asm_list_item_ser_", ObjectSerializer_desc);
    mw.visitLabel(notNull_);
    mw.visitVarInsn(ALOAD, 0);
    mw.visitFieldInsn(GETFIELD, context.className, fieldInfo.name + "_asm_list_item_ser_", ObjectSerializer_desc);
}

Example 29 with Label

use of com.alibaba.fastjson.asm.Label in project fastjson by alibaba.

the class ASMSerializerFactory method _object.

private void _object(Class<?> clazz, MethodVisitor mw, FieldInfo property, Context context) {
    Label _end = new Label();
    _nameApply(mw, property, context, _end);
    _get(mw, context, property);
    mw.visitVarInsn(ASTORE, context.var("object"));
    _filters(mw, property, context, _end);
    _writeObject(mw, property, context, _end);
    mw.visitLabel(_end);
}

Example 30 with Label

use of com.alibaba.fastjson.asm.Label in project fastjson by alibaba.

the class ASMSerializerFactory method _processValue.

private void _processValue(MethodVisitor mw, FieldInfo fieldInfo, Context context, Label _end) {
    Label processKeyElse_ = new Label();
    Class<?> fieldClass = fieldInfo.fieldClass;
    if (fieldClass.isPrimitive()) {
        Label checkValueEnd_ = new Label();
        mw.visitVarInsn(ILOAD, context.var("checkValue"));
        mw.visitJumpInsn(IFNE, checkValueEnd_);
        mw.visitInsn(ACONST_NULL);
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
        mw.visitVarInsn(ASTORE, Context.processValue);
        mw.visitJumpInsn(GOTO, processKeyElse_);
        mw.visitLabel(checkValueEnd_);
    }
    mw.visitVarInsn(ALOAD, 0);
    mw.visitVarInsn(ALOAD, Context.serializer);
    mw.visitVarInsn(ALOAD, 0);
    mw.visitLdcInsn(context.getFieldOrinal(fieldInfo.name));
    mw.visitMethodInsn(INVOKEVIRTUAL, JavaBeanSerializer, "getBeanContext", "(I)" + desc(BeanContext.class));
    mw.visitVarInsn(ALOAD, Context.obj);
    mw.visitVarInsn(ALOAD, Context.fieldName);
    String valueDesc = "Ljava/lang/Object;";
    if (fieldClass == byte.class) {
        mw.visitVarInsn(ILOAD, context.var("byte"));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Byte", "valueOf", "(B)Ljava/lang/Byte;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == short.class) {
        mw.visitVarInsn(ILOAD, context.var("short"));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Short", "valueOf", "(S)Ljava/lang/Short;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == int.class) {
        mw.visitVarInsn(ILOAD, context.var("int"));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Integer", "valueOf", "(I)Ljava/lang/Integer;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == char.class) {
        mw.visitVarInsn(ILOAD, context.var("char"));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Character", "valueOf", "(C)Ljava/lang/Character;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == long.class) {
        mw.visitVarInsn(LLOAD, context.var("long", 2));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Long", "valueOf", "(J)Ljava/lang/Long;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == float.class) {
        mw.visitVarInsn(FLOAD, context.var("float"));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Float", "valueOf", "(F)Ljava/lang/Float;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == double.class) {
        mw.visitVarInsn(DLOAD, context.var("double", 2));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Double", "valueOf", "(D)Ljava/lang/Double;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == boolean.class) {
        mw.visitVarInsn(ILOAD, context.var("boolean"));
        mw.visitMethodInsn(INVOKESTATIC, "java/lang/Boolean", "valueOf", "(Z)Ljava/lang/Boolean;");
        mw.visitInsn(DUP);
        mw.visitVarInsn(ASTORE, Context.original);
    } else if (fieldClass == BigDecimal.class) {
        mw.visitVarInsn(ALOAD, context.var("decimal"));
        mw.visitVarInsn(ASTORE, Context.original);
        mw.visitVarInsn(ALOAD, Context.original);
    } else if (fieldClass == String.class) {
        mw.visitVarInsn(ALOAD, context.var("string"));
        mw.visitVarInsn(ASTORE, Context.original);
        mw.visitVarInsn(ALOAD, Context.original);
    } else if (fieldClass.isEnum()) {
        mw.visitVarInsn(ALOAD, context.var("enum"));
        mw.visitVarInsn(ASTORE, Context.original);
        mw.visitVarInsn(ALOAD, Context.original);
    } else if (List.class.isAssignableFrom(fieldClass)) {
        mw.visitVarInsn(ALOAD, context.var("list"));
        mw.visitVarInsn(ASTORE, Context.original);
        mw.visitVarInsn(ALOAD, Context.original);
    } else {
        mw.visitVarInsn(ALOAD, context.var("object"));
        mw.visitVarInsn(ASTORE, Context.original);
        mw.visitVarInsn(ALOAD, Context.original);
    }
    mw.visitMethodInsn(INVOKEVIRTUAL, JavaBeanSerializer, "processValue", //
    "(L" + JSONSerializer + ";" + //
    desc(BeanContext.class) + //
    "Ljava/lang/Object;Ljava/lang/String;" + valueDesc + ")Ljava/lang/Object;");
    mw.visitVarInsn(ASTORE, Context.processValue);
    mw.visitVarInsn(ALOAD, Context.original);
    mw.visitVarInsn(ALOAD, Context.processValue);
    mw.visitJumpInsn(IF_ACMPEQ, processKeyElse_);
    _writeObject(mw, fieldInfo, context, _end);
    mw.visitJumpInsn(GOTO, _end);
    mw.visitLabel(processKeyElse_);
}