/*********************************************************************************************************************** * 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.api.java.record.operators; import eu.stratosphere.api.common.operators.BinaryOperatorInformation; import eu.stratosphere.api.common.operators.OperatorInformation; import eu.stratosphere.api.common.operators.UnaryOperatorInformation; import eu.stratosphere.api.java.typeutils.RecordTypeInfo; import eu.stratosphere.types.Record; public class OperatorInfoHelper { public static OperatorInformation<Record> source() { return new OperatorInformation<Record>(new RecordTypeInfo()); } public static UnaryOperatorInformation<Record, Record> unary() { return new UnaryOperatorInformation<Record, Record>(new RecordTypeInfo(), new RecordTypeInfo()); } public static BinaryOperatorInformation<Record, Record, Record> binary() { return new BinaryOperatorInformation<Record, Record, Record>(new RecordTypeInfo(), new RecordTypeInfo(), new RecordTypeInfo()); } }