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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 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.metastore;
import  org.apache.hadoop.conf.Configuration;
import  org.apache.hadoop.fs.FileSystem;
import  org.apache.hadoop.fs.Path;
import  org.apache.hadoop.fs.Trash;
public class HiveMetaStoreFsImpl implements MetaStoreFS {
  public static final Log LOG = LogFactory
  public boolean deleteDir(FileSystem fs, Path fboolean recursive,
      Configuration confthrows MetaException {
    .info("deleting  " + f);
    // older versions of Hadoop don't have a Trash constructor based on the
    // Path or FileSystem. So need to achieve this by creating a dummy conf.
    // this needs to be filtered out based on version
    Configuration dupConf = new Configuration(conf);
    try {
      Trash trashTmp = new Trash(dupConf);
      if (trashTmp.moveToTrash(f)) {
        .info("Moved to trash: " + f);
        return true;
      if (fs.delete(ftrue)) {
        .info("Deleted the diretory " + f);
        return true;
      if (fs.exists(f)) {
        throw new MetaException("Unable to delete directory: " + f);
    } catch (FileNotFoundException e) {
      return true// ok even if there is not data
    } catch (Exception e) {
    return false;
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