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.client;
19
20 import org.apache.hadoop.conf.Configuration;
21 import org.apache.hadoop.hbase.util.ReflectionUtils;
22
23 /**
24 * Factory to create an {@link RpcRetryingCaller}
25 */
26 public class RpcRetryingCallerFactory {
27
28 /** Configuration key for a custom {@link RpcRetryingCaller} */
29 public static final String CUSTOM_CALLER_CONF_KEY = "hbase.rpc.callerfactory.class";
30 protected final Configuration conf;
31
32 public RpcRetryingCallerFactory(Configuration conf) {
33 this.conf = conf;
34 }
35
36 public <T> RpcRetryingCaller<T> newCaller() {
37 return new RpcRetryingCaller<T>(conf);
38 }
39
40 public static RpcRetryingCallerFactory instantiate(Configuration configuration) {
41 String rpcCallerFactoryClazz =
42 configuration.get(RpcRetryingCallerFactory.CUSTOM_CALLER_CONF_KEY,
43 RpcRetryingCallerFactory.class.getName());
44 return ReflectionUtils.instantiateWithCustomCtor(rpcCallerFactoryClazz,
45 new Class[] { Configuration.class }, new Object[] { configuration });
46 }
47 }