/***********************************************************************************************************************
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* 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 eu.stratosphere.nephele.managementgraph;
import eu.stratosphere.nephele.AbstractID;
import eu.stratosphere.runtime.io.channels.ChannelID;
/**
* A management edge ID uniquely identifies a {@link ManagementEdge}.
* <p>
* This class is not thread-safe.
*
*/
public class ManagementEdgeID extends AbstractID {
/**
* Initializes ManagementEdgeID.
*/
ManagementEdgeID() {
}
/**
* A ManagementEdgeID is derived from the #{@link ChannelID} of the corresponding
* output channel in the execution graph.
*
* @param source
* ID of the corresponding output channel
*/
public ManagementEdgeID(ChannelID source) {
super();
this.setID(source);
}
/**
* Converts the management edge ID into a {@link ChannelID}.
*
* @return the corresponding channelID.
*/
public ChannelID toChannelID() {
final ChannelID channelID = new ChannelID();
channelID.setID(this);
return channelID;
}
}