/** * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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.tez.hadoop.shim; import org.apache.hadoop.classification.InterfaceAudience.Public; import org.apache.hadoop.classification.InterfaceStability.Unstable; @Public @Unstable public abstract class HadoopShimProvider { /** * Provides a HadoopShim if the version matches the implementation of the Shim * @param hadoopVersion Full version string of hadoop-common's version * @param majorVersion Major version * @param minorVersion Minor version * @return HadoopShim object if there is a match else null */ public abstract HadoopShim createHadoopShim(String hadoopVersion, int majorVersion, int minorVersion); }