| /* |
| * 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.lookup; |
| |
| import java.io.File; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.net.URL; |
| |
| import org.apache.logging.log4j.core.LogEvent; |
| import org.apache.logging.log4j.core.config.ConfigurationSource; |
| import org.apache.logging.log4j.core.config.plugins.Plugin; |
| import org.apache.logging.log4j.status.StatusLogger; |
| |
| /** |
| * Lookup properties of Log4j |
| */ |
| @Plugin(name = "log4j", category = StrLookup.CATEGORY) |
| public class Log4jLookup extends AbstractConfigurationAwareLookup { |
| |
| public final static String KEY_CONFIG_LOCATION = "configLocation"; |
| public final static String KEY_CONFIG_PARENT_LOCATION = "configParentLocation"; |
| |
| private static final org.apache.logging.log4j.Logger LOGGER = StatusLogger.getLogger(); |
| |
| private static String asPath(final URI uri) { |
| if (uri.getScheme() == null || uri.getScheme().equals("file")) { |
| return uri.getPath(); |
| } |
| return uri.toString(); |
| } |
| |
| private static URI getParent(final URI uri) throws URISyntaxException { |
| final String s = uri.toString(); |
| final int offset = s.lastIndexOf('/'); |
| if (offset > -1) { |
| return new URI(s.substring(0, offset)); |
| } |
| return new URI("../"); |
| } |
| |
| @Override |
| public String lookup(final LogEvent event, final String key) { |
| if (configuration != null) { |
| final ConfigurationSource configSrc = configuration.getConfigurationSource(); |
| final File file = configSrc.getFile(); |
| if (file != null) { |
| switch (key) { |
| case KEY_CONFIG_LOCATION: |
| return file.getAbsolutePath(); |
| |
| case KEY_CONFIG_PARENT_LOCATION: |
| return file.getParentFile().getAbsolutePath(); |
| |
| default: |
| return null; |
| } |
| } |
| |
| final URL url = configSrc.getURL(); |
| if (url != null) { |
| try { |
| switch (key) { |
| case KEY_CONFIG_LOCATION: |
| return asPath(url.toURI()); |
| |
| case KEY_CONFIG_PARENT_LOCATION: |
| return asPath(getParent(url.toURI())); |
| |
| default: |
| return null; |
| } |
| } catch (final URISyntaxException use) { |
| LOGGER.error(use); |
| return null; |
| } |
| } |
| } |
| |
| return null; |
| } |
| } |