1 /*
2 * #%L
3 * ServerSelector.java - mongodb-async-driver - Allanbank Consulting, Inc.
4 * %%
5 * Copyright (C) 2011 - 2014 Allanbank Consulting, Inc.
6 * %%
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * #L%
19 */
20 package com.allanbank.mongodb.client.state;
21
22 import java.util.List;
23
24 /**
25 * ServerSelector provides a common interface for a methodology to select a
26 * server.
27 *
28 * @api.no This class is <b>NOT</b> part of the drivers API. This class may be
29 * mutated in incompatible ways between any two releases of the driver.
30 * @copyright 2012-2013, Allanbank Consulting, Inc., All Rights Reserved
31 */
32 public interface ServerSelector {
33 /**
34 * Picks a server to try and connect to. The exact criteria used to select a
35 * server is defined by the implementation.
36 *
37 * @return The selected server to try and connect to.
38 */
39 public List<Server> pickServers();
40 }