/*
* Copyright 2007-2009 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.paoding.rose.web.impl.module;
import net.paoding.rose.web.ControllerErrorHandler;
import net.paoding.rose.web.Invocation;
import net.paoding.rose.web.ParentErrorHandler;
import net.paoding.rose.web.impl.thread.InvocationBean;
/**
*
* @author 王志亮 [qieqie.wang@gmail.com]
*
*/
public class ParentErrorHandlerImpl implements ParentErrorHandler {
@Override
public Object onError(Invocation inv, Throwable ex) throws Throwable {
InvocationBean invb = (InvocationBean) inv;
Module module = invb.getModule();
while ((module = module.getParent()) != null) {
ControllerErrorHandler handler;
if ((handler = module.getErrorHandler()) != null) {
return handler.onError(invb, ex);
}
}
throw ex;
}
}