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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.omid.metrics;
19  
20  /**
21   * Provider to provide metrics logger for different scopes.
22   */
23  public interface MetricsProvider {
24  
25      String CODAHALE_METRICS_CONFIG = "console:_:60:SECONDS";
26  
27      enum Provider {
28          CODAHALE, YMON
29      }
30  
31      /**
32       * Intialize the metrics provider.
33       */
34      void startMetrics();
35  
36      /**
37       * Close the metrics provider.
38       */
39      void stopMetrics();
40  
41  }