protected void proceedSimple(Message message, TransformationAssertion tas) { if (!shouldTransform(message, tas.getMessageType(), tas.getAppliesTo())) { return; } Object map = message.getContextualProperty(TRANSFORM_MAP); if (!(map instanceof Map)) { return; } @SuppressWarnings("unchecked") Map<String, String> inTransformMap = (Map<String, String>) map; TransformInInterceptor simpleIn = new TransformInInterceptor(); simpleIn.setInTransformElements(inTransformMap); simpleIn.handleMessage(message); } }