Java 类org.apache.logging.log4j.core.appender.rolling.OnStartupTriggeringPolicy 实例源码

public static void initialize()
{
    // REDIRECT JAVA UTIL LOGGER TO LOG4J2 (MUST BE BEFORE ALL LOG4J2 CALLS)
    System.setProperty("java.util.logging.manager", "org.apache.logging.log4j.jul.LogManager");

    // STARTING CONFIGURATION
    final LoggerContext loggerContext = (LoggerContext) LogManager.getContext(false);
    org.apache.logging.log4j.core.config.Configuration configuration = loggerContext.getConfiguration();
    LoggerConfig rootLogger = configuration.getLoggerConfig("");
    rootLogger.setLevel(Level.ALL);

    // PATTERNS
    PatternLayout consolePattern = PatternLayout.createLayout("%d{yyyy-MM-dd HH:mm:ss} [%level] [%logger{1}]: %msg%n", configuration, null, null, true, false, null, null);
    PatternLayout logfilePattern = PatternLayout.createLayout("%d{yyyy-MM-dd HH:mm:ss} [%level] [%logger]: %msg%n", configuration, null, null, true, false, null, null);

    // LOG FILE STRINGS
    String logName = "NoMoreOversleeps";
    String logFilePrefix = PlatformData.installationDirectory.getAbsolutePath().replace("\\", "/") + "/logs/" + WordUtils.capitalizeFully(logName, new char[] { '_', '-', ' ' }).replaceAll("_", "").replaceAll("_", "").replaceAll("-", "").replaceAll(" ", "");

    // CLIENT LOG FILE APPENDER (ROLLING)
    RollingRandomAccessFileAppender clientInfoLogFile = RollingRandomAccessFileAppender.createAppender(logFilePrefix + "-0.log", logFilePrefix + "-%i.log", null, "InfoFile", null, null, OnStartupTriggeringPolicy.createPolicy(), DefaultRolloverStrategy.createStrategy("2", "1", "min", null, configuration), logfilePattern, null, null, null, null, configuration);
    clientInfoLogFile.start();
    configuration.addAppender(clientInfoLogFile);
    rootLogger.addAppender(clientInfoLogFile, Level.INFO, null);

    /*
    // FINER DETAIL LOG FILE (REPLACED ON EACH RUN)
    RandomAccessFileAppender detailLogFile = RandomAccessFileAppender.createAppender(logFilePrefix + "-latest-fine.log", "false", "DetailFile", null, null, null, logfilePattern, null, null, null, configuration);
    detailLogFile.start();
    configuration.addAppender(detailLogFile);
    rootLogger.addAppender(detailLogFile, Level.ALL, null);
    */

    // CONSOLE APPENDER
    ConsoleAppender console = ConsoleAppender.createAppender(consolePattern, null, "SYSTEM_OUT", "Console", null, null); // must be named "Console" to work correctly
    console.start();
    configuration.addAppender(console);
    rootLogger.addAppender(console, Level.INFO, null);

    // UPDATE LOGGERS
    loggerContext.updateLoggers();

    // REDIRECT STDOUT AND STDERR TO LOG4J2
    System.setOut(new PrintStream(new StdOutErrOutputStream(LogManager.getLogger("java.lang.System.out"), Level.INFO)));
    System.setErr(new PrintStream(new StdOutErrOutputStream(LogManager.getLogger("java.lang.System.err"), Level.ERROR)));

    // set main engine log
    log = LogManager.getLogger();

    // print opening header
    log.info("===============================================================================================================");
    log.info(" NoMoreOversleeps v" + Main.VERSION);
    log.info(" (c) Robert James Dennington, " + Math.max(Calendar.getInstance().get(Calendar.YEAR), minCopyrightYear));
    log.info("===============================================================================================================");
    log.debug("The system log manager is " + System.getProperty("java.util.logging.manager"));
    log.info("Install path: " + PlatformData.installationDirectory.getAbsolutePath());
    log.info("Computer name: " + PlatformData.computerName);
    log.info("Platform: " + PlatformData.platformName);
}

public static void initialize(Application application)
{
    // STORE APPLICATION FOR LATER USE
    Logging.application = application;

    // REDIRECT JAVA UTIL LOGGER TO LOG4J2 (MUST BE BEFORE ALL LOG4J2 CALLS)
    System.setProperty("java.util.logging.manager", "org.apache.logging.log4j.jul.LogManager");

    // STARTING CONFIGURATION
    final LoggerContext loggerContext = (LoggerContext) LogManager.getContext(false);
    org.apache.logging.log4j.core.config.Configuration configuration = loggerContext.getConfiguration();
    LoggerConfig rootLogger = configuration.getLoggerConfig("");
    rootLogger.setLevel(Level.ALL);

    // PATTERNS
    PatternLayout consolePattern = PatternLayout.createLayout("%d{yyyy-MM-dd HH:mm:ss} [%level] [%logger{1}]: %msg%n", null, configuration, null, null, true, false, null, null);
    PatternLayout logfilePattern = PatternLayout.createLayout("%d{yyyy-MM-dd HH:mm:ss} [%level] [%logger]: %msg%n", null, configuration, null, null, true, false, null, null);

    // LOG FILE STRINGS
    String logFilePrefix = PlatformData.installationDirectory.getAbsolutePath().replace("\\", "/") + "/logs/" + WordUtils.capitalizeFully(application.getName(), new char[] { '_', '-', ' ' }).replaceAll("_", "").replaceAll("_", "").replaceAll("-", "").replaceAll(" ", "");

    // CLIENT LOG FILE APPENDER (ROLLING)
    RollingRandomAccessFileAppender clientInfoLogFile = RollingRandomAccessFileAppender.createAppender(logFilePrefix + "-0.log", logFilePrefix + "-%i.log", null, "InfoFile", null, null, OnStartupTriggeringPolicy.createPolicy(), DefaultRolloverStrategy.createStrategy("2", "1", "min", null, null, false, configuration), logfilePattern, null, null, null, null, configuration);
    clientInfoLogFile.start();
    configuration.addAppender(clientInfoLogFile);
    rootLogger.addAppender(clientInfoLogFile, Level.INFO, null);

    // FINER DETAIL LOG FILE (REPLACED ON EACH RUN)
    RandomAccessFileAppender detailLogFile = RandomAccessFileAppender.createAppender(logFilePrefix + "-latest-fine.log", "false", "DetailFile", null, null, null, logfilePattern, null, null, null, configuration);
    detailLogFile.start();
    configuration.addAppender(detailLogFile);
    rootLogger.addAppender(detailLogFile, Level.ALL, null);

    // CONSOLE APPENDER
    ConsoleAppender console = ConsoleAppender.createAppender(consolePattern, null, Target.SYSTEM_OUT, "Console", false, true); // must be named "Console" to work correctly
    console.start();
    configuration.addAppender(console);
    rootLogger.addAppender(console, Level.INFO, null);

    // UPDATE LOGGERS
    loggerContext.updateLoggers();

    // REDIRECT STDOUT AND STDERR TO LOG4J2
    System.setOut(new PrintStream(new StdOutErrOutputStream(LogManager.getLogger("java.lang.System.out"), Level.INFO)));
    System.setErr(new PrintStream(new StdOutErrOutputStream(LogManager.getLogger("java.lang.System.err"), Level.ERROR)));

    // set main engine log
    log = LogManager.getLogger();

    // print opening header
    log.info("===============================================================================================================");
    log.info(" " + application.getName() + " v" + application.getVersion());
    log.info(" (c) Robert James Dennington, " + Math.max(Calendar.getInstance().get(Calendar.YEAR), minCopyrightYear));
    log.info("===============================================================================================================");
    log.debug("The system log manager is " + System.getProperty("java.util.logging.manager"));
    log.info("Install path: " + PlatformData.installationDirectory.getAbsolutePath());
    log.info("Computer name: " + PlatformData.computerName);
    log.info("Platform: " + PlatformData.platformName);
}