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.logging.log4j.core.appender.rolling; 018 019import java.util.Arrays; 020 021import org.apache.logging.log4j.core.LogEvent; 022import org.apache.logging.log4j.core.config.plugins.Plugin; 023import org.apache.logging.log4j.core.config.plugins.PluginElement; 024import org.apache.logging.log4j.core.config.plugins.PluginFactory; 025 026/** 027 * Triggering policy that wraps other policies. 028 */ 029@Plugin(name = "Policies", category = "Core", printObject = true) 030public final class CompositeTriggeringPolicy implements TriggeringPolicy { 031 032 private final TriggeringPolicy[] triggeringPolicy; 033 034 private CompositeTriggeringPolicy(final TriggeringPolicy... policies) { 035 this.triggeringPolicy = policies; 036 } 037 038 public TriggeringPolicy[] getTriggeringPolicies() { 039 return triggeringPolicy; 040 } 041 042 /** 043 * Initializes the policy. 044 * @param manager The RollingFileManager. 045 */ 046 @Override 047 public void initialize(final RollingFileManager manager) { 048 for (final TriggeringPolicy policy : triggeringPolicy) { 049 policy.initialize(manager); 050 } 051 } 052 053 /** 054 * Determines if a rollover should occur. 055 * @param event A reference to the currently event. 056 * @return true if a rollover should occur, false otherwise. 057 */ 058 @Override 059 public boolean isTriggeringEvent(final LogEvent event) { 060 for (final TriggeringPolicy policy : triggeringPolicy) { 061 if (policy.isTriggeringEvent(event)) { 062 return true; 063 } 064 } 065 return false; 066 } 067 068 /** 069 * Create a CompositeTriggeringPolicy. 070 * @param policies The triggering policies. 071 * @return A CompositeTriggeringPolicy. 072 */ 073 @PluginFactory 074 public static CompositeTriggeringPolicy createPolicy( 075 @PluginElement("Policies") final TriggeringPolicy... policies) { 076 return new CompositeTriggeringPolicy(policies); 077 } 078 079 @Override 080 public String toString() { 081 return "CompositeTriggeringPolicy(policies=" + Arrays.toString(triggeringPolicy) + ")"; 082 } 083 084}