/***********************************************************************************************************************
* 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.BinaryUnionNode;
import eu.stratosphere.pact.runtime.task.DriverStrategy;
/**
* A special subclass for the union to make it identifiable.
*/
public class BinaryUnionPlanNode extends DualInputPlanNode {
/**
* @param template
*/
public BinaryUnionPlanNode(BinaryUnionNode template, Channel in1, Channel in2) {
super(template, "Union", in1, in2, DriverStrategy.UNION);
}
public BinaryUnionNode getOptimizerNode() {
return (BinaryUnionNode) this.template;
}
}