org.apache.hadoop.hive.common.ServerUtils Maven / Gradle / Ivy
/**
* 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.hive.common;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hive.conf.HiveConf;
/**
* ServerUtils (specific to HiveServer version 1)
*/
public class ServerUtils {
public static final Log LOG = LogFactory.getLog(ServerUtils.class);
public static void cleanUpScratchDir(HiveConf hiveConf) {
if (hiveConf.getBoolVar(HiveConf.ConfVars.HIVE_START_CLEANUP_SCRATCHDIR)) {
String hiveScratchDir = hiveConf.get(HiveConf.ConfVars.SCRATCHDIR.varname);
try {
Path jobScratchDir = new Path(hiveScratchDir);
LOG.info("Cleaning scratchDir : " + hiveScratchDir);
FileSystem fileSystem = jobScratchDir.getFileSystem(hiveConf);
fileSystem.delete(jobScratchDir, true);
}
// Even if the cleanup throws some exception it will continue.
catch (Throwable e) {
LOG.warn("Unable to delete scratchDir : " + hiveScratchDir, e);
}
}
}
}