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.HTableDescriptor;
24 import org.apache.hadoop.hbase.Server;
25 import org.apache.hadoop.hbase.executor.EventType;
26 import org.apache.hadoop.hbase.regionserver.RegionServerServices;
27
28 /**
29 * Handles opening of a meta region on a region server.
30 * <p>
31 * This is executed after receiving an OPEN RPC from the master for meta.
32 */
33 @InterfaceAudience.Private
34 public class OpenMetaHandler extends OpenRegionHandler {
35 public OpenMetaHandler(final Server server,
36 final RegionServerServices rsServices, HRegionInfo regionInfo,
37 final HTableDescriptor htd) {
38 this(server, rsServices, regionInfo, htd, -1);
39 }
40 public OpenMetaHandler(final Server server,
41 final RegionServerServices rsServices, HRegionInfo regionInfo,
42 final HTableDescriptor htd, int versionOfOfflineNode) {
43 super(server, rsServices, regionInfo, htd, EventType.M_RS_OPEN_META,
44 versionOfOfflineNode);
45 }
46 }