Package org.jboss.classfilewriter.code

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

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     */
    @Override
    protected void generateEqualsMethod(ClassFile proxyClassType) {
        ClassMethod method = proxyClassType.addMethod(AccessFlag.PUBLIC, "equals", DescriptorUtils.BOOLEAN_CLASS_DESCRIPTOR, LJAVA_LANG_OBJECT);
        CodeAttribute b = method.getCodeAttribute();
        b.aload(1);
        b.instanceofInstruction(proxyClassType.getName());
        b.returnInstruction();
    }

    @Override
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            try {
                final ClassFile file = new ClassFile(NAME, SerializationHackProxy.class.getName());

                final ClassMethod method = file.addMethod(Modifier.PUBLIC, "read", "Ljava/lang/Object;", "Ljava/io/ObjectInputStream;");
                final CodeAttribute codeAttribute = method.getCodeAttribute();
                codeAttribute.aload(1);
                codeAttribute.invokevirtual("java/io/ObjectInputStream", "readObject", "()Ljava/lang/Object;");
                codeAttribute.returnInstruction();

                ClassMethod ctor = file.addMethod(Modifier.PUBLIC, "<init>", "V");
                ctor.getCodeAttribute().aload(0);
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    /** {@inheritDoc} */
    @Override
    public void overrideConstructor(ClassMethod method, Constructor<?> constructor) {
        CodeAttribute ca = method.getCodeAttribute();
        ca.aload(0);
        ca.loadMethodParameters();
        ca.invokespecial(constructor);
        ca.returnInstruction();
    }

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        // and then forward it to the dispatcher
        @Override
        public void overrideMethod(ClassMethod method, Method superclassMethod) {
            CodeAttribute ca = method.getCodeAttribute();
            // first we need to check the constructed field
            ca.aload(0);
            ca.getfield(getClassName(), CONSTRUCTED_GUARD, "Z");
            // if the object has not been constructed yet invoke the superclass version of the method
            BranchEnd end = ca.ifne();
            ca.aload(0);
            ca.loadMethodParameters();
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            // first we need to check the constructed field
            ca.aload(0);
            ca.getfield(getClassName(), CONSTRUCTED_GUARD, "Z");
            // if the object has not been constructed yet invoke the superclass version of the method
            BranchEnd end = ca.ifne();
            ca.aload(0);
            ca.loadMethodParameters();
            ca.invokespecial(getSuperClassName(), method.getName(), method.getDescriptor());
            ca.returnInstruction();
            // normal invocation path begins here
            ca.branchEnd(end);
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            ca.loadMethodParameters();
            ca.invokespecial(getSuperClassName(), method.getName(), method.getDescriptor());
            ca.returnInstruction();
            // normal invocation path begins here
            ca.branchEnd(end);
            ca.aload(0);
            ca.getfield(getClassName(), INVOCATION_HANDLER_FIELD, InvocationHandler.class);
            ca.aload(0);
            loadMethodIdentifier(superclassMethod, method);
            // now we need to stick the parameters into an array, boxing if nessesary
            String[] params = method.getParameters();
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            ca.returnInstruction();
            // normal invocation path begins here
            ca.branchEnd(end);
            ca.aload(0);
            ca.getfield(getClassName(), INVOCATION_HANDLER_FIELD, InvocationHandler.class);
            ca.aload(0);
            loadMethodIdentifier(superclassMethod, method);
            // now we need to stick the parameters into an array, boxing if nessesary
            String[] params = method.getParameters();
            ca.iconst(params.length);
            ca.anewarray("java/lang/Object");
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                            break;
                        default:
                            throw new RuntimeException("Unknown primitive type descriptor: " + typeChar);
                    }
                } else {
                    ca.aload(loadPosition);
                }
                ca.aastore();
                loadPosition++;
            }
            ca.invokeinterface(InvocationHandler.class.getName(), "invoke",
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         * @param constructor the constructor to override
         */
        @Override
        public void overrideConstructor(ClassMethod method, Constructor<?> constructor) {
            CodeAttribute ca = method.getCodeAttribute();
            ca.aload(0);
            ca.iconst(0);
            ca.putfield(getClassName(), CONSTRUCTED_GUARD, "Z");
            ca.aload(0);
            ca.loadMethodParameters();
            ca.invokespecial(constructor);
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        public void overrideConstructor(ClassMethod method, Constructor<?> constructor) {
            CodeAttribute ca = method.getCodeAttribute();
            ca.aload(0);
            ca.iconst(0);
            ca.putfield(getClassName(), CONSTRUCTED_GUARD, "Z");
            ca.aload(0);
            ca.loadMethodParameters();
            ca.invokespecial(constructor);
            ca.aload(0);
            ca.iconst(1);
            ca.putfield(getClassName(), CONSTRUCTED_GUARD, "Z");
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