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.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
27 /**
28 * Handles closing of the root region on a region server.
29 */
30 @InterfaceAudience.Private
31 public class CloseMetaHandler extends CloseRegionHandler {
32 // Called when master tells us shutdown a region via close rpc
33 public CloseMetaHandler(final Server server,
34 final RegionServerServices rsServices, final HRegionInfo regionInfo) {
35 this(server, rsServices, regionInfo, false, true, -1);
36 }
37
38 // Called when regionserver determines its to go down; not master orchestrated
39 public CloseMetaHandler(final Server server,
40 final RegionServerServices rsServices,
41 final HRegionInfo regionInfo,
42 final boolean abort, final boolean zk, final int versionOfClosingNode) {
43 super(server, rsServices, regionInfo, abort, zk, versionOfClosingNode,
44 EventType.M_RS_CLOSE_META);
45 }
46 }