Package org.apache.jdo.impl.enhancer.classfile

Examples of org.apache.jdo.impl.enhancer.classfile.Insn.opcode()

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        // first instruction is a target
        final Insn firstInsn = codeAttr.theCode();
        Insn insn = firstInsn.next();
        while (insn != null) {
            switch(insn.opcode()) {
            case VMConstants.opc_getfield:
            case VMConstants.opc_putfield: {
                final int r = checkGetPutField(out, insn, jdoMethod);
                if (r < NEGATIVE) {
                    res = ERROR;
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        insn = appendEndProvideReplaceField(insn,
                                            JDO_PC_jdoProvideField_Name,
                                            JDO_PC_jdoProvideField_Sig);

        // end of method body
        affirm(insn.opcode() == opc_athrow || insn.opcode() == opc_return);
       
        affirm(0 <= sizeHolder.size && sizeHolder.size <= 2);
        //System.out.println("sizeHolder.size = " + sizeHolder.size);
        final int maxStack = (sizeHolder.size == 0
                              ? 3 : (sizeHolder.size == 1 ? 4 : 5));
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        insn = appendEndProvideReplaceField(insn,
                                            JDO_PC_jdoProvideField_Name,
                                            JDO_PC_jdoProvideField_Sig);

        // end of method body
        affirm(insn.opcode() == opc_athrow || insn.opcode() == opc_return);
       
        affirm(0 <= sizeHolder.size && sizeHolder.size <= 2);
        //System.out.println("sizeHolder.size = " + sizeHolder.size);
        final int maxStack = (sizeHolder.size == 0
                              ? 3 : (sizeHolder.size == 1 ? 4 : 5));
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        insn = appendEndProvideReplaceField(insn,
                                            JDO_PC_jdoReplaceField_Name,
                                            JDO_PC_jdoReplaceField_Sig);

        // end of method body
        affirm(insn.opcode() == opc_athrow || insn.opcode() == opc_return);

        affirm(0 <= sizeHolder.size && sizeHolder.size <= 2);
        //System.out.println("sizeHolder.size = " + sizeHolder.size);
        final int maxStack = (sizeHolder.size == 0 ? 3 : 4);
        final CodeAttribute codeAttr
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        insn = appendEndProvideReplaceField(insn,
                                            JDO_PC_jdoReplaceField_Name,
                                            JDO_PC_jdoReplaceField_Sig);

        // end of method body
        affirm(insn.opcode() == opc_athrow || insn.opcode() == opc_return);

        affirm(0 <= sizeHolder.size && sizeHolder.size <= 2);
        //System.out.println("sizeHolder.size = " + sizeHolder.size);
        final int maxStack = (sizeHolder.size == 0 ? 3 : 4);
        final CodeAttribute codeAttr
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        // generate the default-branch code with throw/return
        insn = appendEndCopyField(insn);

        // end of method body
        affirm(insn.opcode() == opc_athrow || insn.opcode() == opc_return);
       
        final CodeAttribute codeAttr
            = new CodeAttribute(getCodeAttributeUtf8(),
                                3, // maxStack
                                3, // maxLocals
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        // generate the default-branch code with throw/return
        insn = appendEndCopyField(insn);

        // end of method body
        affirm(insn.opcode() == opc_athrow || insn.opcode() == opc_return);
       
        final CodeAttribute codeAttr
            = new CodeAttribute(getCodeAttributeUtf8(),
                                3, // maxStack
                                3, // maxLocals
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            + "." + method.name().asString()
            + Descriptor.userMethodArgs(method.signature().asString()));
       
        // first instruction is a target
        final Insn firstInsn = codeAttr.theCode();
        affirm(firstInsn.opcode() == Insn.opc_target);
        Insn insn = firstInsn.next();
        while (insn != null) {
            switch(insn.opcode()) {
            case opc_getfield:
            case opc_putfield:
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        // first instruction is a target
        final Insn firstInsn = codeAttr.theCode();
        affirm(firstInsn.opcode() == Insn.opc_target);
        Insn insn = firstInsn.next();
        while (insn != null) {
            switch(insn.opcode()) {
            case opc_getfield:
            case opc_putfield:
                final Insn newInsn = insnAnnotation(insn);
                if (insn != newInsn) {
                    annotated = true;
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            // check whether next instruction already is a downcast to a
            // class implementing PersistenceCapable
            final String thisClass = classFile.classNameString();
            final Insn checkCastInsn = insn.next();
            final boolean needCheckcast;
            if (checkCastInsn.opcode() != opc_checkcast) {
                needCheckcast = true;
            } else {
                ConstClass target =
                    (ConstClass) ((InsnConstOp)checkCastInsn).value();
                if (target.asString().equals(thisClass)) {
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