/** {@inheritDoc} */
@Override
public Object invoke(final Object proxy, final Method method, final Object[] args)
throws Throwable {
unwrapArgs(method.getParameterTypes(), args);
if (!mixinHandlers.isEmpty()) {
MethodSignature methodSignature = MethodSignature.forMethod(method);
if (mixinHandlers.containsKey(methodSignature)) {
return mixinHandlers.get(methodSignature).invoke(proxy, method, args);
}
}
final InvocationHandler invocationHandler = handlers.get(MethodSignature.forMethod(method));
if (invocationHandler != null) {
try {
return invocationHandler.invoke(proxy, method, args);
} catch (XPathExpressionException e) {
throw new XBPathException(e, method, "??");
}
}
throw new IllegalArgumentException(
"I don't known how to invoke method "
+ method
+ ". Did you forget to add a XB*-annotation or to register a mixin?");
}
private Map<MethodSignature, InvocationHandler> getDefaultInvokers(
final Object defaultInvokerObject) {
final ReflectionInvoker reflectionInvoker = new ReflectionInvoker(defaultInvokerObject);
final Map<MethodSignature, InvocationHandler> invokers =
new HashMap<MethodSignature, InvocationHandler>();
for (Method m : DOMAccess.class.getMethods()) {
if (m.getAnnotation(XBWrite.class) == null) {
invokers.put(MethodSignature.forMethod(m), reflectionInvoker);
}
}
invokers.put(MethodSignature.forVoidMethod("toString"), reflectionInvoker);
invokers.put(MethodSignature.forSingleParam("equals", Object.class), reflectionInvoker);
invokers.put(MethodSignature.forVoidMethod("hashCode"), reflectionInvoker);
return invokers; // Collections.unmodifiableMap(invokers);
}
ProjectionInvocationHandler(
final XBProjector projector,
final Node node,
final Class<?> projectionInterface,
final Map<Class<?>, Object> mixins,
final boolean toStringRendersXML,
final boolean absentIsEmpty) {
final Object defaultInvokerObject =
DefaultDOMAccessInvoker.create(projectionInterface, node, projector, toStringRendersXML);
final Map<MethodSignature, InvocationHandler> defaultInvocationHandlers =
getDefaultInvokers(defaultInvokerObject);
for (Entry<Class<?>, Object> e : mixins.entrySet()) {
for (Method m : e.getKey().getMethods()) {
mixinHandlers.put(
MethodSignature.forMethod(m), new MixinInvoker(e.getValue(), projectionInterface));
}
}
handlers.putAll(defaultInvocationHandlers);
List<Class<?>> allSuperInterfaces =
ReflectionHelper.findAllSuperInterfaces(projectionInterface);
for (Class<?> i7e : allSuperInterfaces) {
for (Method m : i7e.getDeclaredMethods()) {
if (Modifier.isPrivate(m.getModifiers())) {
// ignore private methods
continue;
}
final MethodSignature methodSignature = MethodSignature.forMethod(m);
if (ReflectionHelper.isDefaultMethod(m)) {
handlers.put(methodSignature, DEFAULT_METHOD_INVOCATION_HANDLER);
final XBOverride xbOverride = m.getAnnotation(XBOverride.class);
if (xbOverride != null) {
handlers.put(
methodSignature.overridenBy(xbOverride.value()),
new OverrideByDefaultMethodInvocationHandler(m));
}
continue;
}
if (defaultInvocationHandlers.containsKey(methodSignature)) {
continue;
}
{
final XBRead readAnnotation = m.getAnnotation(XBRead.class);
if (readAnnotation != null) {
handlers.put(
methodSignature,
new ReadInvocationHandler(
node, m, readAnnotation.value(), projector, absentIsEmpty));
continue;
}
}
{
final XBUpdate updateAnnotation = m.getAnnotation(XBUpdate.class);
if (updateAnnotation != null) {
handlers.put(
methodSignature,
new UpdateInvocationHandler(node, m, updateAnnotation.value(), projector));
continue;
}
}
{
final XBWrite writeAnnotation = m.getAnnotation(XBWrite.class);
if (writeAnnotation != null) {
handlers.put(
methodSignature,
new WriteInvocationHandler(node, m, writeAnnotation.value(), projector));
continue;
}
}
{
final XBDelete delAnnotation = m.getAnnotation(XBDelete.class);
if (delAnnotation != null) {
handlers.put(
methodSignature,
new DeleteInvocationHandler(node, m, delAnnotation.value(), projector));
continue;
}
}
if (mixinHandlers.containsKey(methodSignature)) {
continue;
}
throw new IllegalArgumentException(
"I don't known how to handle method "
+ m
+ ". Did you forget to add a XB*-annotation or to register a mixin?");
}
}
}