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.core.config.plugins;
018
019import org.apache.logging.log4j.core.Appender;
020
021import java.util.concurrent.ConcurrentHashMap;
022import java.util.concurrent.ConcurrentMap;
023
024/**
025 * An Appender container.
026 */
027@Plugin(name = "appenders", category = "Core")
028public final class AppendersPlugin {
029
030    private AppendersPlugin() {
031    }
032
033    /**
034     * Create a Map of the Appenders.
035     * @param appenders An array of Appenders.
036     * @return The Appender Map.
037     */
038    @PluginFactory
039    public static ConcurrentMap<String, Appender> createAppenders(
040                @PluginElement("Appenders") final Appender[] appenders) {
041
042        final ConcurrentMap<String, Appender> map =
043            new ConcurrentHashMap<String, Appender>();
044
045        for (final Appender appender : appenders) {
046                map.put(appender.getName(), appender);
047        }
048
049        return map;
050    }
051}