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 package org.apache.hadoop.hbase.procedure;
19
20 import org.apache.hadoop.hbase.classification.InterfaceAudience;
21 import org.apache.hadoop.hbase.classification.InterfaceStability;
22
23 @InterfaceAudience.Private
24 @InterfaceStability.Evolving
25 public abstract class ProcedureManager {
26
27 /**
28 * Return the unique signature of the procedure. This signature uniquely
29 * identifies the procedure. By default, this signature is the string used in
30 * the procedure controller (i.e., the root ZK node name for the procedure)
31 */
32 public abstract String getProcedureSignature();
33
34 @Override
35 public boolean equals(Object obj) {
36 if (!(obj instanceof ProcedureManager)) {
37 return false;
38 }
39 ProcedureManager other = (ProcedureManager)obj;
40 return this.getProcedureSignature().equals(other.getProcedureSignature());
41 }
42
43 @Override
44 public int hashCode() {
45 return this.getProcedureSignature().hashCode();
46 }
47 }