Package org.jboss.classfilewriter.code

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

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            // superClassMethod will be null
            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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            // we need to create the method in the static constructor
            CodeAttribute ca = staticConstructor.getCodeAttribute();
            // we need to call getDeclaredMethods and then iterate
            ca.loadClass(methodToLoad.getDeclaringClass().getName());
            ca.invokevirtual("java.lang.Class", "getDeclaredMethods", "()[Ljava/lang/reflect/Method;");
            ca.dup();
            ca.arraylength();
            ca.dup();
            ca.istore(0);
            ca.aconstNull();
            ca.astore(1);
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            // we need to call getDeclaredMethods and then iterate
            ca.loadClass(methodToLoad.getDeclaringClass().getName());
            ca.invokevirtual("java.lang.Class", "getDeclaredMethods", "()[Ljava/lang/reflect/Method;");
            ca.dup();
            ca.arraylength();
            ca.dup();
            ca.istore(0);
            ca.aconstNull();
            ca.astore(1);
            ca.aconstNull();
            ca.astore(2);
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            ca.aconstNull();
            ca.astore(3);
            // so here we have the array index on top of the stack, followed by the array
            CodeLocation loopBegin = ca.mark();
            BranchEnd loopEnd = ca.ifeq();
            ca.dup();
            ca.iinc(0, -1);
            ca.iload(0); // load the array index into the stack
            ca.dupX1(); // index, array, index, array
            ca.aaload();
            ca.checkcast("java.lang.reflect.Method");
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            ca.iinc(0, -1);
            ca.iload(0); // load the array index into the stack
            ca.dupX1(); // index, array, index, array
            ca.aaload();
            ca.checkcast("java.lang.reflect.Method");
            ca.dup();
            ca.astore(2); // Method, index, array
            // compare method names
            ca.invokevirtual("java.lang.reflect.Method", "getName", "()Ljava/lang/String;");
            ca.ldc(methodToLoad.getName());
            ca.invokevirtual("java.lang.Object", "equals", "(Ljava/lang/Object;)Z"); // int,index,array
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            // we need to create the method in the static constructor
            CodeAttribute ca = staticConstructor.getCodeAttribute();
            // we need to call getDeclaredMethods and then iterate
            ca.loadClass(methodToLoad.getDeclaringClass().getName());
            ca.invokevirtual("java.lang.Class", "getDeclaredMethods", "()[Ljava/lang/reflect/Method;");
            ca.dup();
            ca.arraylength();
            ca.dup();
            ca.istore(0);
            ca.aconstNull();
            ca.astore(1);
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            // we need to call getDeclaredMethods and then iterate
            ca.loadClass(methodToLoad.getDeclaringClass().getName());
            ca.invokevirtual("java.lang.Class", "getDeclaredMethods", "()[Ljava/lang/reflect/Method;");
            ca.dup();
            ca.arraylength();
            ca.dup();
            ca.istore(0);
            ca.aconstNull();
            ca.astore(1);
            ca.aconstNull();
            ca.astore(2);
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            ca.aconstNull();
            ca.astore(3);
            // so here we have the array index on top of the stack, followed by the array
            CodeLocation loopBegin = ca.mark();
            BranchEnd loopEnd = ca.ifeq();
            ca.dup();
            ca.iinc(0, -1);
            ca.iload(0); // load the array index into the stack
            ca.dupX1(); // index, array, index, array
            ca.aaload();
            ca.checkcast("java.lang.reflect.Method");
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            ca.iinc(0, -1);
            ca.iload(0); // load the array index into the stack
            ca.dupX1(); // index, array, index, array
            ca.aaload();
            ca.checkcast("java.lang.reflect.Method");
            ca.dup();
            ca.astore(2); // Method, index, array
            // compare method names
            ca.invokevirtual("java.lang.reflect.Method", "getName", "()Ljava/lang/String;");
            ca.ldc(methodToLoad.getName());
            ca.invokevirtual("java.lang.Object", "equals", "(Ljava/lang/Object;)Z"); // int,index,array
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            ca.ifEq(loopBegin);
            // load the method parameters
            Class<?>[] parameters = methodToLoad.getParameterTypes();
            ca.aload(2);
            ca.invokevirtual("java.lang.reflect.Method", "getParameterTypes", "()[Ljava/lang/Class;");
            ca.dup();
            ca.astore(3);
            ca.arraylength();
            ca.iconst(parameters.length);
            ca.ifIcmpne(loopBegin); // compare parameter array length
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