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;
018
019import org.apache.log4j.spi.LoggingEvent;
020import org.apache.logging.log4j.util.Strings;
021
022/**
023 *
024 */
025public class PatternLayout extends Layout {
026
027    public PatternLayout(final String pattern) {
028
029    }
030
031    @Override
032    public String format(final LoggingEvent event) {
033        return Strings.EMPTY;
034    }
035
036    @Override
037    public boolean ignoresThrowable() {
038        return true;
039    }
040}