/** * 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 * * 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 org.apache.hadoop.hbase.util; import java.io.IOException; import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.Path; import org.apache.hadoop.fs.permission.FsPermission; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; /** * <a href="http://www.mapr.com">MapR</a> implementation. */ @InterfaceAudience.Private public class FSMapRUtils extends FSUtils { private static final Log LOG = LogFactory.getLog(FSMapRUtils.class); public void recoverFileLease(final FileSystem fs, final Path p, Configuration conf) throws IOException { LOG.info("Recovering file " + p.toString() + " by changing permission to readonly"); FsPermission roPerm = new FsPermission((short) 0444); fs.setPermission(p, roPerm); } }