View Javadoc

1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to you under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    * http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.hadoop.hbase.quotas.policies;
18  
19  import java.util.Objects;
20  
21  import org.apache.hadoop.hbase.TableName;
22  import org.apache.hadoop.hbase.classification.InterfaceAudience;
23  import org.apache.hadoop.hbase.classification.InterfaceStability;
24  import org.apache.hadoop.hbase.quotas.SpaceQuotaSnapshot;
25  import org.apache.hadoop.hbase.quotas.SpaceViolationPolicyEnforcement;
26  import org.apache.hadoop.hbase.regionserver.RegionServerServices;
27  
28  /**
29   * Abstract implementation for {@link SpaceViolationPolicyEnforcement}.
30   */
31  @InterfaceAudience.Private
32  @InterfaceStability.Evolving
33  public abstract class AbstractViolationPolicyEnforcement
34      implements SpaceViolationPolicyEnforcement {
35  
36    RegionServerServices rss;
37    TableName tableName;
38    SpaceQuotaSnapshot quotaSnapshot;
39  
40    public void setRegionServerServices(RegionServerServices rss) {
41      this.rss = Objects.requireNonNull(rss);
42    }
43  
44    public void setTableName(TableName tableName) {
45      this.tableName = tableName;
46    }
47  
48    public RegionServerServices getRegionServerServices() {
49      return this.rss;
50    }
51  
52    public TableName getTableName() {
53      return this.tableName;
54    }
55  
56    public void setQuotaSnapshot(SpaceQuotaSnapshot snapshot) {
57      this.quotaSnapshot = Objects.requireNonNull(snapshot);
58    }
59  
60    @Override
61    public SpaceQuotaSnapshot getQuotaSnapshot() {
62      return this.quotaSnapshot;
63    }
64  
65    @Override
66    public void initialize(
67        RegionServerServices rss, TableName tableName, SpaceQuotaSnapshot snapshot) {
68      setRegionServerServices(rss);
69      setTableName(tableName);
70      setQuotaSnapshot(snapshot);
71    }
72  
73    @Override
74    public boolean areCompactionsDisabled() {
75      return false;
76    }
77  }