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.log4j.bridge;
018
019import org.apache.log4j.Layout;
020import org.apache.logging.log4j.core.LogEvent;
021import org.apache.logging.log4j.core.layout.ByteBufferDestination;
022
023import java.util.HashMap;
024import java.util.Map;
025
026/**
027 * Class Description goes here.
028 */
029public class LayoutAdapter implements org.apache.logging.log4j.core.Layout<String> {
030    private Layout layout;
031
032    public LayoutAdapter(Layout layout) {
033        this.layout = layout;
034    }
035
036
037    @Override
038    public byte[] getFooter() {
039        return layout.getFooter() == null ? null : layout.getFooter().getBytes();
040    }
041
042    @Override
043    public byte[] getHeader() {
044        return layout.getHeader() == null ? null : layout.getHeader().getBytes();
045    }
046
047    @Override
048    public byte[] toByteArray(LogEvent event) {
049        String result = layout.format(new LogEventAdapter(event));
050        return result == null ? null : result.getBytes();
051    }
052
053    @Override
054    public String toSerializable(LogEvent event) {
055        return layout.format(new LogEventAdapter(event));
056    }
057
058    @Override
059    public String getContentType() {
060        return layout.getContentType();
061    }
062
063    @Override
064    public Map<String, String> getContentFormat() {
065        return new HashMap<>();
066    }
067
068    @Override
069    public void encode(LogEvent event, ByteBufferDestination destination) {
070        final byte[] data = toByteArray(event);
071        destination.writeBytes(data, 0, data.length);
072    }
073}