Package org.codehaus.jackson.org.objectweb.asm

Examples of org.codehaus.jackson.org.objectweb.asm.MethodVisitor.visitVarInsn()

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            mv.visitMaxs(0, 0);
            mv.visitEnd();
            // then single-arg constructor
            mv = cw.visitMethod(ACC_PUBLIC, "<init>", "("+stdValueInstDesc+")V", null, null);
            mv.visitCode();
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, superClass, "<init>", "("+stdValueInstDesc+")V");
            mv.visitInsn(RETURN);
            mv.visitMaxs(0, 0);
            mv.visitEnd();
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            mv.visitEnd();
            // then single-arg constructor
            mv = cw.visitMethod(ACC_PUBLIC, "<init>", "("+stdValueInstDesc+")V", null, null);
            mv.visitCode();
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, superClass, "<init>", "("+stdValueInstDesc+")V");
            mv.visitInsn(RETURN);
            mv.visitMaxs(0, 0);
            mv.visitEnd();
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            String beanClass)
    {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "intField", "(Ljava/lang/Object;I)I", /*generic sig*/null, null);
        mv.visitCode();
        // first: cast bean to proper type
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        // Ok; minor optimization, less than 4 accessors, just do IFs; over that, use switch
        if (props.size() < 4) {
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        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "intField", "(Ljava/lang/Object;I)I", /*generic sig*/null, null);
        mv.visitCode();
        // first: cast bean to proper type
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        // Ok; minor optimization, less than 4 accessors, just do IFs; over that, use switch
        if (props.size() < 4) {
            _addFieldsUsingIf(mv, props, beanClass, IRETURN, ALL_INT_CONSTS);
        } else {
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            mv = cw.visitMethod(ACC_PUBLIC, "with", "("
                    +stdValueInstDesc+")"+optimizedValueInstDesc, null, null);
            mv.visitCode();
            mv.visitTypeInsn(NEW, generatedClass);
            mv.visitInsn(DUP);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, generatedClass, "<init>", "("+stdValueInstDesc+")V");
            mv.visitInsn(ARETURN);
            mv.visitMaxs(0, 0);
            mv.visitEnd();
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    private static void _addLongFields(ClassWriter cw, List<LongFieldPropertyWriter> props,
            String beanClass)
    {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "longField", "(Ljava/lang/Object;I)J", /*generic sig*/null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        if (props.size() < 4) {
            _addFieldsUsingIf(mv, props, beanClass, LRETURN, ALL_INT_CONSTS);
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    {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "longField", "(Ljava/lang/Object;I)J", /*generic sig*/null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        if (props.size() < 4) {
            _addFieldsUsingIf(mv, props, beanClass, LRETURN, ALL_INT_CONSTS);
        } else {
            _addFieldsUsingSwitch(mv, props, beanClass, LRETURN, "J");
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    private static void _addStringFields(ClassWriter cw, List<StringFieldPropertyWriter> props,
            String beanClass)
    {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "stringField", "(Ljava/lang/Object;I)Ljava/lang/String;", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        if (props.size() < 4) {
            _addFieldsUsingIf(mv, props, beanClass, ARETURN, ALL_INT_CONSTS);
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    {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "stringField", "(Ljava/lang/Object;I)Ljava/lang/String;", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        if (props.size() < 4) {
            _addFieldsUsingIf(mv, props, beanClass, ARETURN, ALL_INT_CONSTS);
        } else {
            _addFieldsUsingSwitch(mv, props, beanClass, ARETURN, "Ljava/lang/String;");
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    private static void _addObjectFields(ClassWriter cw, List<ObjectFieldPropertyWriter> props,
            String beanClass)
    {
        MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "objectField", "(Ljava/lang/Object;I)Ljava/lang/Object;", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 1);
        mv.visitTypeInsn(CHECKCAST, beanClass);
        mv.visitVarInsn(ASTORE, 3);

        if (props.size() < 4) {
            _addFieldsUsingIf(mv, props, beanClass, ARETURN, ALL_INT_CONSTS);
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