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1   /*
2    * Copyright 2010 The Apache Software Foundation
3    *
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   * http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing, software
15   * distributed under the License is distributed on an "AS IS" BASIS,
16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17   * See the License for the specific language governing permissions and
18   * limitations under the License.
19   */
20  
21  package org.apache.hadoop.hbase.coprocessor;
22  
23  import java.util.concurrent.ConcurrentMap;
24  
25  import org.apache.hadoop.hbase.CoprocessorEnvironment;
26  import org.apache.hadoop.hbase.regionserver.HRegion;
27  import org.apache.hadoop.hbase.regionserver.RegionServerServices;
28  
29  public interface RegionCoprocessorEnvironment extends CoprocessorEnvironment {
30    /** @return the region associated with this coprocessor */
31    public HRegion getRegion();
32  
33    /** @return reference to the region server services */
34    public RegionServerServices getRegionServerServices();
35  
36    /** @return shared data between all instances of this coprocessor */
37    public ConcurrentMap<String, Object> getSharedData();
38  
39  }