Package org.jboss.classfilewriter.code

Examples of org.jboss.classfilewriter.code.CodeAttribute.dup()

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            // array with abbreviated names of the param marshallers
            len = paramTypes.length;
            init.iconst(len);
            init.anewarray(String.class.getName());
            for (i = 0; i < len; i++) {
                init.dup();
                init.iconst(i);
                init.ldc(CDRStream.abbrevFor(paramTypes[i]));
                init.aastore();
            }
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            init.anewarray(String.class.getName());
            try {
                int j = 0;
                for (i = 0; i < len; i++) {
                    if (!RemoteException.class.isAssignableFrom(exceptions[i])) {
                        init.dup();
                        init.iconst(j);
                        init.ldc(
                                ExceptionAnalysis.getExceptionAnalysis(exceptions[i])
                                        .getExceptionRepositoryId());
                        init.aastore();
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            init.iconst(n);
            init.anewarray(String.class.getName());
            int j = 0;
            for (i = 0; i < len; i++) {
                if (!RemoteException.class.isAssignableFrom(exceptions[i])) {
                    init.dup();
                    init.iconst(j);
                    init.ldc(exceptions[i].getName());
                    init.aastore();
                    j++;
                }
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        // Generate the static initializer
        final CodeAttribute clinit = asm.addMethod(Modifier.STATIC, "<clinit>", "V").getCodeAttribute();
        clinit.iconst(ids.length);
        clinit.anewarray(String.class.getName());
        for (int i = 0; i < ids.length; i++) {
            clinit.dup();
            clinit.iconst(i);
            clinit.ldc(ids[i]);
            clinit.aastore();
        }
        clinit.putstatic(stubClassName, ID_FIELD_NAME, "[Ljava/lang/String;");
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        // this is a self invocation optimisation
        // test to see if this is a self invocation, and if so invokespecial the
        // superclass method directly
        if (addProceed) {
            b.dup();
            b.checkcast(COMBINED_INTERCEPTOR_AND_DECORATOR_STACK_METHOD_HANDLER_CLASS_NAME);
            b.invokevirtual(COMBINED_INTERCEPTOR_AND_DECORATOR_STACK_METHOD_HANDLER_CLASS_NAME, "isDisabledHandler", "()" + DescriptorUtils.BOOLEAN_CLASS_DESCRIPTOR);
            b.iconst(0);
            BranchEnd invokeSuperDirectly = b.ifIcmpeq();
            // now build the bytecode that invokes the super class method
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        int localVariableCount = 1;

        for (int i = 0; i < methodInfo.getParameterTypes().length; ++i) {
            String typeString = methodInfo.getParameterTypes()[i];
            b.dup(); // duplicate the array reference
            b.iconst(i);
            // load the parameter value
            BytecodeUtils.addLoadInstruction(b, typeString, localVariableCount);
            // box the parameter if necessary
            Boxing.boxIfNecessary(b, typeString);
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            code.ldc(methodName);
            // now we need to load the parameter types into an array
            code.iconst(parameterTypes.length);
            code.anewarray(JAVA_LANG_CLASS_CLASS_NAME);
            for (int i = 0; i < parameterTypes.length; ++i) {
                code.dup(); // duplicate the array reference
                code.iconst(i);
                // now load the class object
                String type = parameterTypes[i];
                BytecodeUtils.pushClassType(code, type);
                // and store it in the array
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        code.ldc(methodName);
        // now we need to load the parameter types into an array
        code.iconst(parameterTypes.length);
        code.anewarray(Class.class.getName());
        for (int i = 0; i < parameterTypes.length; ++i) {
            code.dup(); // duplicate the array reference
            code.iconst(i);
            // now load the class object
            String type = parameterTypes[i];
            BytecodeUtils.pushClassType(code, type);
            // and store it in the array
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        int localVariableCount = 1;

        for (int i = 0; i < method.getParameterTypes().length; ++i) {
            String typeString = method.getParameterTypes()[i];
            b.dup(); // duplicate the array reference
            b.iconst(i);
            // load the parameter value
            BytecodeUtils.addLoadInstruction(b, typeString, localVariableCount);
            // box the parameter if necessary
            Boxing.boxIfNecessary(b, typeString);
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        final ClassMethod writeReplace = proxyClassType.addMethod(AccessFlag.PRIVATE, "writeReplace", LJAVA_LANG_OBJECT);
        writeReplace.addCheckedExceptions(exceptions);

        CodeAttribute b = writeReplace.getCodeAttribute();
        b.newInstruction(SerializableClientProxy.class.getName());
        b.dup();
        b.aload(0);
        b.getfield(proxyClassType.getName(), BEAN_ID_FIELD, BeanIdentifier.class);
        b.ldc(getContextId());
        b.invokespecial(SerializableClientProxy.class.getName(), INIT_METHOD_NAME, "(" + LBEAN_IDENTIFIER + LJAVA_LANG_STRING + ")" + DescriptorUtils.VOID_CLASS_DESCRIPTOR);
        b.returnInstruction();
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