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 */ 017 018package org.apache.logging.log4j.core.appender.rolling; 019 020import org.apache.logging.log4j.core.Core; 021import org.apache.logging.log4j.core.LogEvent; 022import org.apache.logging.log4j.core.config.plugins.Plugin; 023import org.apache.logging.log4j.core.config.plugins.PluginFactory; 024 025/* 026 * Never triggers and is handy for edge-cases in tests for example. 027 * 028 * @since 2.11.1 029 */ 030@Plugin(name = "NoOpTriggeringPolicy", category = Core.CATEGORY_NAME, printObject = true) 031public class NoOpTriggeringPolicy extends AbstractTriggeringPolicy { 032 033 public static final NoOpTriggeringPolicy INSTANCE = new NoOpTriggeringPolicy(); 034 035 @PluginFactory 036 public static NoOpTriggeringPolicy createPolicy() { 037 return INSTANCE; 038 } 039 040 @Override 041 public void initialize(final RollingFileManager manager) { 042 // NoOp 043 } 044 045 @Override 046 public boolean isTriggeringEvent(final LogEvent logEvent) { 047 // Never triggers. 048 return false; 049 } 050 051}