001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache license, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the license for the specific language governing permissions and 015 * limitations under the license. 016 */ 017 package org.apache.log4j.spi; 018 019 import org.apache.log4j.spi.LoggerRepository; 020 021 /** 022 023 The <code>LogManager</code> uses one (and only one) 024 <code>RepositorySelector</code> implementation to select the 025 {@link org.apache.log4j.spi.LoggerRepository} for a particular application context. 026 027 <p>It is the responsability of the <code>RepositorySelector</code> 028 implementation to track the application context. Log4j makes no 029 assumptions about the application context or on its management. 030 031 <p>See also {@link org.apache.log4j.LogManager LogManager}. 032 033 @since 1.2 034 035 */ 036 public interface RepositorySelector { 037 038 /** 039 Returns a {@link org.apache.log4j.spi.LoggerRepository} depending on the 040 context. Implementors must make sure that a valid (non-null) 041 LoggerRepository is returned. 042 */ 043 public LoggerRepository getLoggerRepository(); 044 }