/***********************************************************************************************************************
* 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.compiler.plan;
import eu.stratosphere.compiler.dag.DataSinkNode;
import eu.stratosphere.pact.runtime.task.DriverStrategy;
/**
* Plan candidate node for data flow sinks.
*/
public class SinkPlanNode extends SingleInputPlanNode
{
/**
* Constructs a new sink candidate node that uses <i>NONE</i> as its local strategy. Note that
* local sorting and range partitioning are handled by the incoming channel already.
*
* @param template The template optimizer node that this candidate is created for.
*/
public SinkPlanNode(DataSinkNode template, String nodeName, Channel input) {
super(template, nodeName, input, DriverStrategy.NONE);
this.globalProps = input.getGlobalProperties().clone();
this.localProps = input.getLocalProperties().clone();
}
public DataSinkNode getSinkNode() {
if (this.template instanceof DataSinkNode) {
return (DataSinkNode) this.template;
} else {
throw new RuntimeException();
}
}
}