Examples of webit.script.asm.lib.Label

webit.script.asm.lib.Label
A label represents a position in the bytecode of a method. Labels are used for jump, goto, and switch instructions, and for try catch blocks. @author Eric Bruneton

        } else {
            m = classWriter.visitMethod(Constants.ACC_PUBLIC, "set", "(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)V", null);
        }
        final int fieldInfosLength = all.length;
        if (fieldInfosLength != 0) {
            final Label finalEndLabel = new Label();
            if (fieldInfosLength < 4) {
                visitXetFields(isGetter, m, all, 0, fieldInfosLength, beanName, finalEndLabel);
            } else {
                m.visitVarInsn(Constants.ALOAD, 2);
                m.invokeVirtual("java/lang/Object", "hashCode", "()I");


                final int size = hashs.length;
                Label[] labels = new Label[size];
                for (int i = 0; i < size; i++) {
                    labels[i] = new Label();
                }


                m.visitLookupSwitchInsn(finalEndLabel, hashs, labels);
                int start = 0;
                for (int i = 0; i < size; i++) {

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    private static void visitXetFields(final boolean isGetter, final MethodWriter m, final FieldInfo[] fieldInfos, final int start, final int end, final String beanName, final Label failedMatchLabel) {
        final Label[] gotoTable = new Label[end - start];
        //if ==
        for (int i = start; i < end; i++) {
            Label label = new Label();
            gotoTable[i - start] = label;
            m.visitLdcInsn(fieldInfos[i].name);
            m.visitVarInsn(Constants.ALOAD, 2);
            // if == goto
            m.visitJumpInsn(Constants.IF_ACMPEQ, label);

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                m.visitTypeInsn(Constants.NEW, ownerClass);
                m.visitInsn(Constants.DUP);
                m.visitMethodInsn(Constants.INVOKESPECIAL, ownerClass, "<init>", "()V");
                m.visitInsn(Constants.ARETURN);
            } else {
                Label toExcaption = new Label();
                m.visitVarInsn(Constants.ALOAD, 2);
                m.visitJumpInsn(Constants.IFNULL, toExcaption);
                m.visitVarInsn(Constants.ALOAD, 2);
                m.visitInsn(Constants.ARRAYLENGTH);
                m.visitJumpInsn(Constants.IFEQ, toExcaption);

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        ASMUtil.visitConstructor(clssWriter);


        MethodWriter m = clssWriter.visitMethod(ACC_PUBLIC, "test", "([Ljava/lang/Object;)Ljava/lang/Object;", null);


        Label toExcaption = new Label();
        m.visitVarInsn(Constants.ALOAD, 1);
        m.visitJumpInsn(Constants.IFNULL, toExcaption);
        m.visitVarInsn(Constants.ALOAD, 1);
        m.visitInsn(Constants.ARRAYLENGTH);
        m.visitJumpInsn(Constants.IFEQ, toExcaption);

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Related Classes of webit.script.asm.lib.Label

webit.script.asm.AsmNativeFactory

webit.script.asm.AsmResolverManager

webit.script.asm.AsmTest

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