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.replication.regionserver;
20
21 import org.apache.hadoop.hbase.metrics.BaseSource;
22
23 /**
24 * Provides access to gauges and counters. Implementers will hide the details of hadoop1 or
25 * hadoop2's metrics2 classes and publishing.
26 */
27 public interface MetricsReplicationSource extends BaseSource {
28 /**
29 * The name of the metrics
30 */
31 String METRICS_NAME = "Replication";
32
33 /**
34 * The name of the metrics context that metrics will be under.
35 */
36 String METRICS_CONTEXT = "regionserver";
37
38 /**
39 * The name of the metrics context that metrics will be under.
40 */
41 String METRICS_JMX_CONTEXT = "RegionServer,sub=" + METRICS_NAME;
42
43 /**
44 * A description.
45 */
46 String METRICS_DESCRIPTION = "Metrics about HBase replication";
47
48 }