/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2006-2008 Sun Microsystems, Inc.
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*/
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package org.opends.server.loggers;
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import org.opends.messages.Message;
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import java.util.*;
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import org.opends.server.util.TimeThread;
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import static org.opends.server.loggers.debug.DebugLogger.*;
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import org.opends.server.loggers.debug.DebugTracer;
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import org.opends.server.admin.std.server.FixedTimeLogRotationPolicyCfg;
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import org.opends.server.admin.server.ConfigurationChangeListener;
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import org.opends.server.types.ConfigChangeResult;
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import org.opends.server.types.ResultCode;
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/**
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* This class implements a rotation policy based on fixed
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* day/time of day.
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*/
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public class FixedTimeRotationPolicy implements
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RotationPolicy<FixedTimeLogRotationPolicyCfg>,
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ConfigurationChangeListener<FixedTimeLogRotationPolicyCfg>
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{
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/**
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* The tracer object for the debug logger.
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*/
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private static final DebugTracer TRACER = getTracer();
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private static final long MS_IN_DAY = 24 * 3600 * 1000;
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// The scheduled rotation times as ms offsets from the beginnging of the day.
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private int[] rotationTimes;
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/**
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* {@inheritDoc}
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*/
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public void initializeLogRotationPolicy(FixedTimeLogRotationPolicyCfg config)
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{
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rotationTimes = new int[config.getTimeOfDay().size()];
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int i = 0;
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for(String time : config.getTimeOfDay())
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{
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rotationTimes[i++] = Integer.valueOf(time);
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}
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Arrays.sort(rotationTimes);
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config.addFixedTimeChangeListener(this);
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}
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/**
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* {@inheritDoc}
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*/
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public boolean isConfigurationChangeAcceptable(
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FixedTimeLogRotationPolicyCfg config, List<Message> unacceptableReasons)
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{
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// Changes should always be OK
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return true;
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}
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/**
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* {@inheritDoc}
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*/
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public ConfigChangeResult applyConfigurationChange(
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FixedTimeLogRotationPolicyCfg config)
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{
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// Default result code.
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ResultCode resultCode = ResultCode.SUCCESS;
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boolean adminActionRequired = false;
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ArrayList<Message> messages = new ArrayList<Message>();
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rotationTimes = new int[config.getTimeOfDay().size()];
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int i = 0;
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for(String time : config.getTimeOfDay())
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{
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rotationTimes[i++] = Integer.valueOf(time);
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}
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Arrays.sort(rotationTimes);
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return new ConfigChangeResult(resultCode, adminActionRequired, messages);
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}
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/**
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* {@inheritDoc}
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*/
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public boolean rotateFile(MultifileTextWriter writer)
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{
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Calendar lastRotationTime = writer.getLastRotationTime();
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Calendar nextRotationTime = (Calendar)lastRotationTime.clone();
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int i = 0;
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nextRotationTime.set(Calendar.HOUR_OF_DAY, rotationTimes[i] / 100);
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nextRotationTime.set(Calendar.MINUTE, rotationTimes[i] % 100);
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nextRotationTime.set(Calendar.SECOND, 0);
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while(lastRotationTime.after(nextRotationTime))
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{
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if(i == rotationTimes.length - 1)
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{
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nextRotationTime.add(Calendar.DATE, 1);
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i = 0;
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}
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else
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{
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i++;
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}
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nextRotationTime.set(Calendar.HOUR_OF_DAY, rotationTimes[i] / 100);
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nextRotationTime.set(Calendar.MINUTE, rotationTimes[i] % 100);
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}
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if (debugEnabled())
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{
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TRACER.debugInfo("The next fixed rotation time is %s", rotationTimes[i]);
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}
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return TimeThread.getCalendar().after(nextRotationTime);
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}
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}
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