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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.work;
/**
* A callback interface that can be optionally used for registering
* interest in status of asynchronously scheduled unit of work.
*
* @version $Rev$ $Date$
*/
public interface NotificationListener<T extends Runnable> {
/**
* Callback method when the unit of work is accepted.
*
* @param work Work that was accepted.
*/
void workAccepted(T work);
/**
* Callback method when the unit of work is successfully completed.
*
* @param work Work that was successfully completed.
*/
void workCompleted(T work);
/**
* Callback when the unit of work is started.
*
* @param work Unit of work that was started.
*/
void workStarted(T work);
/**
* Callback when the unit of work is rejected.
*
* @param work Unit of work that was rejected.
*/
void workRejected(T work);
/**
* Callback when the unit of work fails to complete.
*
* @param work Unit of work that failed to complete.
* @param error Error that caused the unit of work to fail.
*/
void workFailed(T work, Throwable error);
}
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