1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package org.apache.hadoop.hbase.regionserver;
20
21 import org.apache.hadoop.hbase.classification.InterfaceAudience;
22 import org.apache.hadoop.hbase.HBaseInterfaceAudience;
23
24 /**
25 * A {@link RegionSplitPolicy} that disables region splits.
26 * This should be used with care, since it will disable automatic sharding.
27 * Most of the time, using {@link ConstantSizeRegionSplitPolicy} with a
28 * large region size (10GB, etc) is safer.
29 */
30 @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)
31 public class DisabledRegionSplitPolicy extends RegionSplitPolicy {
32 @Override
33 protected boolean shouldSplit() {
34 return false;
35 }
36 }