View Javadoc

1   /**
2    *
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *     http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  package org.apache.hadoop.hbase.regionserver.handler;
20  
21  import org.apache.hadoop.hbase.classification.InterfaceAudience;
22  import org.apache.hadoop.hbase.HRegionInfo;
23  import org.apache.hadoop.hbase.Server;
24  import org.apache.hadoop.hbase.executor.EventType;
25  import org.apache.hadoop.hbase.regionserver.RegionServerServices;
26  import org.apache.hadoop.hbase.coordination.CloseRegionCoordination;
27  
28  /**
29   * Handles closing of the root region on a region server.
30   */
31  @InterfaceAudience.Private
32  public class CloseMetaHandler extends CloseRegionHandler {
33  
34    // Called when regionserver determines its to go down; not master orchestrated
35    public CloseMetaHandler(final Server server,
36        final RegionServerServices rsServices,
37        final HRegionInfo regionInfo,
38        final boolean abort, CloseRegionCoordination closeRegionCoordination,
39        CloseRegionCoordination.CloseRegionDetails crd) {
40      super(server, rsServices, regionInfo, abort, closeRegionCoordination,
41        crd, EventType.M_RS_CLOSE_META);
42    }
43  }