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 */
017package org.apache.logging.log4j.simple;
018
019import java.net.URI;
020
021import org.apache.logging.log4j.spi.LoggerContext;
022import org.apache.logging.log4j.spi.LoggerContextFactory;
023
024/**
025 * Simple and stateless {@link LoggerContextFactory}.
026 */
027public class SimpleLoggerContextFactory implements LoggerContextFactory {
028
029    /**
030     * Singleton instance.
031     */
032    public static final SimpleLoggerContextFactory INSTANCE = new SimpleLoggerContextFactory();
033
034    @Override
035    public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext, final boolean currentContext) {
036        return SimpleLoggerContext.INSTANCE;
037    }
038
039    @Override
040    public LoggerContext getContext(final String fqcn, final ClassLoader loader, final Object externalContext, final boolean currentContext,
041        final URI configLocation, final String name) {
042        return SimpleLoggerContext.INSTANCE;
043    }
044
045    @Override
046    public void removeContext(final LoggerContext removeContext) {
047        // do nothing
048    }
049
050    @Override
051    public boolean isClassLoaderDependent() {
052        return false;
053    }
054}