/*
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* The contents of this file are subject to the terms of the Common Development and
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* Distribution License (the License). You may not use this file except in compliance with the
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* License.
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*
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* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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* specific language governing permission and limitations under the License.
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*
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* When distributing Covered Software, include this CDDL Header Notice in each file and include
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* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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* Header, with the fields enclosed by brackets [] replaced by your own identifying
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* information: "Portions Copyright [year] [name of copyright owner]".
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*
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* Copyright 2008-2010 Sun Microsystems, Inc.
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* Portions Copyright 2011-2016 ForgeRock AS.
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*/
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package org.opends.quicksetup;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.util.Date;
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import java.text.DateFormat;
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import org.forgerock.i18n.LocalizableMessage;
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import org.forgerock.i18n.slf4j.LocalizedLogger;
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import org.opends.server.loggers.DebugLogPublisher;
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import org.opends.server.loggers.DebugLogger;
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import org.opends.server.loggers.ErrorLogPublisher;
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import org.opends.server.loggers.ErrorLogger;
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import org.opends.server.loggers.TextErrorLogPublisher;
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import org.opends.server.loggers.TextWriter;
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/** This class represents a temporary log file which should be usually deleted if linked operation succeeded. */
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public class TempLogFile
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{
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private static final LocalizedLogger localizedLogger = LocalizedLogger.getLoggerForThisClass();
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/**
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* Creates a new temporary log file.
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* <p>
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* Log file will be generated in the OS temporary directory and its name will have
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* the following pattern: prefix-[RANDOM_NUMBER_STRING].log
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*
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* @param prefix
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* log file prefix to which log messages will be written.
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* @return a new temporary log file.
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*/
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public static TempLogFile newTempLogFile(final String prefix)
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{
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try
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{
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return new TempLogFile(File.createTempFile(prefix, ".log"));
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}
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catch (final IOException e)
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{
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localizedLogger.error(LocalizableMessage.raw("Unable to create temp log file because: " + e.getMessage()), e);
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return new TempLogFile();
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}
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}
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private final File logFile;
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private TempLogFile()
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{
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this.logFile = null;
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this.writer=null;
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}
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final TextWriter writer;
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private TempLogFile(final File file) throws IOException
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{
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logFile = file;
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// Install the default loggers so the startup messages
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// will be printed.
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if ("true".equalsIgnoreCase(System.getenv("OPENDJ_LOG_TO_STDOUT"))) {
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writer=new TextWriter.STDOUT();
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}else {
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writer=new TextWriter.STREAM(new FileOutputStream(file));
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}
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ErrorLogPublisher startupErrorLogPublisher = TextErrorLogPublisher.getServerStartupTextErrorPublisher(writer);
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ErrorLogger.getInstance().addLogPublisher(startupErrorLogPublisher);
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DebugLogPublisher startupDebugLogPublisher = DebugLogger.getInstance().addPublisherIfRequired(writer);
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localizedLogger.info(LocalizableMessage.raw("QuickSetup application launched " + DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG).format(new Date()), null));
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}
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/**
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* Gets the name of the log file.
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*
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* @return File representing the log file
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*/
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public File getLogFile()
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{
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return logFile;
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}
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/** Closes the log file handler and delete the temp log file . */
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public void deleteLogFileAfterSuccess()
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{
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if (isEnabled())
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{
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if (writer!=null) {
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writer.shutdown();
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}
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logFile.delete();
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}
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}
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/**
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* Return {@code true} if a temp log file has been created and could be used to log messages.
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* @return {@code true} if a temp log file has been created and could be used to log messages.
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*/
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public boolean isEnabled()
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{
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return logFile != null;
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}
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/**
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* Return the absolute path of the temp log file.
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* @return the absolute path of the temp log file.
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*/
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public String getPath()
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{
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return logFile.getAbsolutePath();
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}
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}
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