1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache license, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the license for the specific language governing permissions and
15 * limitations under the license.
16 */
17 package org.apache.log4j.spi;
18
19 /**
20
21 The <code>LogManager</code> uses one (and only one)
22 <code>RepositorySelector</code> implementation to select the
23 {@link org.apache.log4j.spi.LoggerRepository} for a particular application context.
24
25 <p>It is the responsibility of the <code>RepositorySelector</code>
26 implementation to track the application context. Log4j makes no
27 assumptions about the application context or on its management.
28
29 <p>See also {@link org.apache.log4j.LogManager LogManager}.
30
31 @since 1.2
32
33 */
34 public interface RepositorySelector {
35
36 /**
37 * Returns a {@link org.apache.log4j.spi.LoggerRepository} depending on the
38 * context. Implementers must make sure that a valid (non-null)
39 * LoggerRepository is returned.
40 * @return a LoggerRepository.
41 */
42 LoggerRepository getLoggerRepository();
43 }