| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache license, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the license for the specific language governing permissions and |
| * limitations under the license. |
| */ |
| package org.apache.logging.log4j.core.config; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| |
| import org.apache.logging.log4j.core.config.plugins.PluginConfiguration; |
| import org.apache.logging.log4j.core.lookup.Interpolator; |
| import org.apache.logging.log4j.core.lookup.MapLookup; |
| import org.apache.logging.log4j.core.lookup.StrLookup; |
| import org.apache.logging.log4j.plugins.Node; |
| import org.apache.logging.log4j.plugins.Plugin; |
| import org.apache.logging.log4j.plugins.PluginElement; |
| import org.apache.logging.log4j.plugins.PluginFactory; |
| |
| /** |
| * Handles properties defined in the configuration. |
| */ |
| @Plugin(name = "properties", category = Node.CATEGORY, printObject = true) |
| public final class PropertiesPlugin { |
| |
| private PropertiesPlugin() { |
| } |
| |
| /** |
| * Creates the Properties component. |
| * @param properties An array of Property elements. |
| * @param config The Configuration. |
| * @return An Interpolator that includes the configuration properties. |
| */ |
| @PluginFactory |
| public static StrLookup configureSubstitutor(@PluginElement("Properties") final Property[] properties, |
| @PluginConfiguration final Configuration config) { |
| if (properties == null) { |
| return new Interpolator(config.getProperties()); |
| } |
| final Map<String, String> map = new HashMap<>(config.getProperties()); |
| |
| for (final Property prop : properties) { |
| map.put(prop.getName(), prop.getValue()); |
| } |
| |
| return new Interpolator(new MapLookup(map), config.getPluginPackages()); |
| } |
| } |