Package org.jboss.classfilewriter.code

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

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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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            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");
            ca.returnInstruction();
        }
    }
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            CodeAttribute ca = method.getCodeAttribute();
            ca.newInstruction(serializableProxyClass.getName());
            ca.dup();
            ca.invokespecial(serializableProxyClass.getName(), "<init>", "()V");
            ca.dup();
            ca.aload(0);
            ca.invokeinterface(SerializableProxy.class.getName(), "setProxyInstance", "(Ljava/lang/Object;)V");
            ca.returnInstruction();
        }
    }
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        // Generate the method code
        final CodeAttribute ca = asm.addMethod(m).getCodeAttribute();

        // The method code issues a call
        // super.invoke*(idlName, strategyField, args)
        ca.aload(0);
        ca.ldc(idlName);
        ca.getstatic(asm.getName(), strategyField, StubStrategy.class);

        // Push args
        if (paramTypes.length == 0) {
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