| /* |
| * 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.sling.commons.log.logback.internal.util; |
| |
| import java.io.UnsupportedEncodingException; |
| import java.nio.charset.Charset; |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import ch.qos.logback.classic.spi.ILoggingEvent; |
| import ch.qos.logback.core.Layout; |
| import ch.qos.logback.core.pattern.PatternLayoutEncoderBase; |
| |
| import org.apache.sling.commons.log.logback.internal.LogConfig; |
| |
| public class LoggerSpecificEncoder extends PatternLayoutEncoderBase<ILoggingEvent> { |
| private Map<String, Layout<ILoggingEvent>> layoutByCategory = new ConcurrentHashMap<String, Layout<ILoggingEvent>>(); |
| |
| private final Layout<ILoggingEvent> defaultLayout; |
| |
| public LoggerSpecificEncoder(Layout<ILoggingEvent> defaultLayout) { |
| this.defaultLayout = defaultLayout; |
| } |
| |
| public byte[] encode(ILoggingEvent event) { |
| String txt = getLayout(event.getLoggerName()).doLayout(event); |
| return convertToBytes(txt); |
| } |
| |
| private Layout<ILoggingEvent> getLayout(String loggerName) { |
| // TODO Handle layout inheritance wrt logger names |
| Layout<ILoggingEvent> layout = layoutByCategory.get(loggerName); |
| if (layout == null) { |
| layout = defaultLayout; |
| } |
| return layout; |
| } |
| |
| private byte[] convertToBytes(String s) { |
| Charset charset = getCharset(); |
| if (charset == null) { |
| return s.getBytes(); |
| } else { |
| try { |
| return s.getBytes(charset.name()); |
| } catch (UnsupportedEncodingException e) { |
| throw new IllegalStateException("An existing charset cannot possibly be unsupported."); |
| } |
| } |
| } |
| |
| public void addLogConfig(LogConfig config) { |
| Layout<ILoggingEvent> layout = config.createLayout(); |
| for (String category : config.getCategories()) { |
| layoutByCategory.put(category, layout); |
| } |
| } |
| } |