Package com.sleepycat.asm

Examples of com.sleepycat.asm.Label

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        if (priKeyField != null) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn
                (GETFIELD, className, priKeyField.name,
                 priKeyField.type.getDescriptor());
            Label l0 = new Label();
            if (isRefType(priKeyField.type)) {
                mv.visitJumpInsn(IFNONNULL, l0);
            } else {
                genBeforeCompareToZero(mv, priKeyField.type);
                mv.visitJumpInsn(IFNE, l0);
            }
            mv.visitInsn(ICONST_1);
            Label l1 = new Label();
            mv.visitJumpInsn(GOTO, l1);
            mv.visitLabel(l0);
            mv.visitInsn(ICONST_0);
            mv.visitLabel(l1);
        } else if (hasPersistentSuperclass) {
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     *      }
     */
    private void genReadSuperKeyFields(MethodVisitor mv,
                                       boolean areSecKeyFields) {
        if (hasPersistentSuperclass) {
            Label next = new Label();
            mv.visitVarInsn(ILOAD, 4);
            mv.visitJumpInsn(IFEQ, next);
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitVarInsn(ILOAD, 2);
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     */
    private void genReadFieldSwitch(MethodVisitor mv, List<FieldInfo> fields) {
        int nFields = fields.size();
        if (nFields > 0) {
            mv.visitVarInsn(ILOAD, 4);
            Label pastSwitch = new Label();
            mv.visitJumpInsn(IFGT, pastSwitch);
            Label[] labels = new Label[nFields];
            for (int i = 0; i < nFields; i += 1) {
                labels[i] = new Label();
            }
            mv.visitVarInsn(ILOAD, 2);
            mv.visitTableSwitchInsn(0, nFields - 1, pastSwitch, labels);
            for (int i = 0; i < nFields; i += 1) {
                FieldInfo field = fields.get(i);
                mv.visitLabel(labels[i]);
                genReadField(mv, field);
                if (i < nFields - 1) {
                    Label nextCase = labels[i + 1];
                    mv.visitVarInsn(ILOAD, 3);
                    if (i == 0) {
                        mv.visitJumpInsn(IFNE, nextCase);
                    } else {
                        switch (i) {
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        MethodVisitor mv = cv.visitMethod
            (ACC_PUBLIC, "bdbGetField",
             "(Ljava/lang/Object;IIZ)Ljava/lang/Object;", null, null);
        mv.visitCode();
        mv.visitVarInsn(ILOAD, 3);
        Label l0 = new Label();
        mv.visitJumpInsn(IFLE, l0);
        Label l1 = new Label();
        if (hasPersistentSuperclass) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitVarInsn(ILOAD, 2);
            mv.visitVarInsn(ILOAD, 3);
            mv.visitInsn(ICONST_1);
            mv.visitInsn(ISUB);
            mv.visitVarInsn(ILOAD, 4);
            mv.visitMethodInsn
                (INVOKESPECIAL, className, "bdbGetField",
                 "(Ljava/lang/Object;IIZ)Ljava/lang/Object;");
            mv.visitInsn(ARETURN);
        } else {
            mv.visitJumpInsn(GOTO, l1);
        }
        mv.visitLabel(l0);
        mv.visitVarInsn(ILOAD, 4);
        Label l2 = new Label();
        mv.visitJumpInsn(IFEQ, l2);
        genGetFieldSwitch(mv, secKeyFields, l1);
        mv.visitLabel(l2);
        genGetFieldSwitch(mv, nonKeyFields, l1);
        mv.visitLabel(l1);
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            mv.visitJumpInsn(GOTO, defaultLabel);
            return;
        }
        Label[] labels = new Label[nFields];
        for (int i = 0; i < nFields; i += 1) {
            labels[i] = new Label();
        }
        mv.visitVarInsn(ILOAD, 2);
        mv.visitTableSwitchInsn(0, nFields - 1, defaultLabel, labels);
        for (int i = 0; i < nFields; i += 1) {
            FieldInfo field = fields.get(i);
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        MethodVisitor mv = cv.visitMethod
            (ACC_PUBLIC, "bdbSetField",
             "(Ljava/lang/Object;IIZLjava/lang/Object;)V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ILOAD, 3);
        Label l0 = new Label();
        mv.visitJumpInsn(IFLE, l0);
        if (hasPersistentSuperclass) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitVarInsn(ILOAD, 2);
            mv.visitVarInsn(ILOAD, 3);
            mv.visitInsn(ICONST_1);
            mv.visitInsn(ISUB);
            mv.visitVarInsn(ILOAD, 4);
            mv.visitVarInsn(ALOAD, 5);
            mv.visitMethodInsn
                (INVOKESPECIAL, className, "bdbSetField",
                 "(Ljava/lang/Object;IIZLjava/lang/Object;)V");
        }
        mv.visitInsn(RETURN);
        mv.visitLabel(l0);
        mv.visitVarInsn(ILOAD, 4);
        Label l2 = new Label();
        mv.visitJumpInsn(IFEQ, l2);
        Label l1 = new Label();
        genSetFieldSwitch(mv, secKeyFields, l1);
        mv.visitLabel(l2);
        genSetFieldSwitch(mv, nonKeyFields, l1);
        mv.visitLabel(l1);
        mv.visitInsn(RETURN);
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            mv.visitJumpInsn(GOTO, defaultLabel);
            return;
        }
        Label[] labels = new Label[nFields];
        for (int i = 0; i < nFields; i += 1) {
            labels[i] = new Label();
        }
        mv.visitVarInsn(ILOAD, 2);
        mv.visitTableSwitchInsn(0, nFields - 1, defaultLabel, labels);
        for (int i = 0; i < nFields; i += 1) {
            FieldInfo field = fields.get(i);
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        MethodVisitor mv = cv.visitMethod
            (ACC_PUBLIC, "bdbSetField",
             "(Ljava/lang/Object;IIZLjava/lang/Object;)V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ILOAD, 3);
        Label l0 = new Label();
        mv.visitJumpInsn(IFLE, l0);
        if (hasPersistentSuperclass) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitVarInsn(ILOAD, 2);
            mv.visitVarInsn(ILOAD, 3);
            mv.visitInsn(ICONST_1);
            mv.visitInsn(ISUB);
            mv.visitVarInsn(ILOAD, 4);
            mv.visitVarInsn(ALOAD, 5);
            mv.visitMethodInsn
                (INVOKESPECIAL, className, "bdbSetField",
                 "(Ljava/lang/Object;IIZLjava/lang/Object;)V");
        }
        mv.visitInsn(RETURN);
        mv.visitLabel(l0);
        mv.visitVarInsn(ILOAD, 4);
        Label l2 = new Label();
        mv.visitJumpInsn(IFEQ, l2);
        Label l1 = new Label();
        genSetFieldSwitch(mv, secKeyFields, l1);
        mv.visitLabel(l2);
        genSetFieldSwitch(mv, nonKeyFields, l1);
        mv.visitLabel(l1);
        mv.visitInsn(RETURN);
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            mv.visitJumpInsn(GOTO, defaultLabel);
            return;
        }
        Label[] labels = new Label[nFields];
        for (int i = 0; i < nFields; i += 1) {
            labels[i] = new Label();
        }
        mv.visitVarInsn(ILOAD, 2);
        mv.visitTableSwitchInsn(0, nFields - 1, defaultLabel, labels);
        for (int i = 0; i < nFields; i += 1) {
            FieldInfo field = fields.get(i);
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        if (priKeyField != null) {
            mv.visitVarInsn(ALOAD, 0);
            mv.visitFieldInsn
                (GETFIELD, className, priKeyField.name,
                 priKeyField.type.getDescriptor());
            Label l0 = new Label();
            if (isRefType(priKeyField.type)) {
                mv.visitJumpInsn(IFNONNULL, l0);
            } else {
                genBeforeCompareToZero(mv, priKeyField.type);
                mv.visitJumpInsn(IFNE, l0);
            }
            mv.visitInsn(ICONST_1);
            Label l1 = new Label();
            mv.visitJumpInsn(GOTO, l1);
            mv.visitLabel(l0);
            mv.visitInsn(ICONST_0);
            mv.visitLabel(l1);
        } else if (hasPersistentSuperclass) {
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Related Classes of com.sleepycat.asm.Label

  • com.sleepycat.persist.model.BytecodeEnhancer
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