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 java.io.IOException;
21
22 import org.apache.hadoop.hbase.classification.InterfaceAudience;
23
24 /**
25 * Get instance of configured Registry.
26 */
27 @InterfaceAudience.Private
28 class RegistryFactory {
29 /**
30 * @return The cluster registry implementation to use.
31 * @throws IOException
32 */
33 static Registry getRegistry(final Connection connection)
34 throws IOException {
35 String registryClass = connection.getConfiguration().get("hbase.client.registry.impl",
36 ZooKeeperRegistry.class.getName());
37 Registry registry = null;
38 try {
39 registry = (Registry)Class.forName(registryClass).newInstance();
40 } catch (Throwable t) {
41 throw new IOException(t);
42 }
43 registry.init(connection);
44 return registry;
45 }
46 }