/*
* Copyright 2013 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 org.springframework.batch.core.listener;
import java.util.Iterator;
import java.util.List;
import javax.batch.api.chunk.listener.RetryWriteListener;
/**
* <p>
* Composite class holding {@link RetryWriteListener}'s.
* </p>
*
* @author Chris Schaefer
* @since 3.0
*/
public class CompositeRetryWriteListener implements RetryWriteListener {
private OrderedComposite<RetryWriteListener> listeners = new OrderedComposite<RetryWriteListener>();
/**
* <p>
* Public setter for the {@link RetryWriteListener}'s.
* </p>
*
* @param listeners the {@link RetryWriteListener}'s to set
*/
public void setListeners(List<? extends RetryWriteListener> listeners) {
this.listeners.setItems(listeners);
}
/**
* <p>
* Register an additional {@link RetryWriteListener}.
* </p>
*
* @param listener the {@link RetryWriteListener} to register
*/
public void register(RetryWriteListener listener) {
listeners.add(listener);
}
@Override
public void onRetryWriteException(List<Object> items, Exception ex) throws Exception {
for (Iterator<RetryWriteListener> iterator = listeners.reverse(); iterator.hasNext();) {
RetryWriteListener listener = iterator.next();
listener.onRetryWriteException(items, ex);
}
}
}