Java SizeBasedTriggeringPolicy.setContext方法代码示例

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
private static OutputStreamAppender<ILoggingEvent> configureFileLogging(File logFile, LoggerContext loggerContext) {
    RollingFileAppender<ILoggingEvent> rollingFileAppender = new RollingFileAppender<ILoggingEvent>();
    rollingFileAppender.setFile(logFile.getAbsolutePath());
    rollingFileAppender.setName("com.documents4j.logger.client.file");
    rollingFileAppender.setContext(loggerContext);
    FixedWindowRollingPolicy fixedWindowRollingPolicy = new FixedWindowRollingPolicy();
    fixedWindowRollingPolicy.setFileNamePattern(logFile.getAbsolutePath() + ".%i.gz");
    fixedWindowRollingPolicy.setMaxIndex(LogDescription.MAXIMUM_LOG_HISTORY_INDEX);
    fixedWindowRollingPolicy.setContext(loggerContext);
    fixedWindowRollingPolicy.setParent(rollingFileAppender);
    SizeBasedTriggeringPolicy<ILoggingEvent> sizeBasedTriggeringPolicy = new SizeBasedTriggeringPolicy<ILoggingEvent>();
    sizeBasedTriggeringPolicy.setMaxFileSize(LogDescription.MAXIMUM_LOG_FILE_SIZE);
    sizeBasedTriggeringPolicy.setContext(loggerContext);
    rollingFileAppender.setRollingPolicy(fixedWindowRollingPolicy);
    rollingFileAppender.setTriggeringPolicy(sizeBasedTriggeringPolicy);
    sizeBasedTriggeringPolicy.start();
    fixedWindowRollingPolicy.start();
    System.out.println("Logging: The log is written to " + logFile);
    return rollingFileAppender;
}
 

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
private static OutputStreamAppender<ILoggingEvent> configureFileLogging(File logFile, LoggerContext loggerContext) {
    RollingFileAppender<ILoggingEvent> rollingFileAppender = new RollingFileAppender<ILoggingEvent>();
    rollingFileAppender.setFile(logFile.getAbsolutePath());
    rollingFileAppender.setName("com.documents4j.logger.server.file");
    rollingFileAppender.setContext(loggerContext);
    FixedWindowRollingPolicy fixedWindowRollingPolicy = new FixedWindowRollingPolicy();
    fixedWindowRollingPolicy.setFileNamePattern(logFile.getAbsolutePath() + ".%i.gz");
    fixedWindowRollingPolicy.setMaxIndex(LogDescription.MAXIMUM_LOG_HISTORY_INDEX);
    fixedWindowRollingPolicy.setContext(loggerContext);
    fixedWindowRollingPolicy.setParent(rollingFileAppender);
    SizeBasedTriggeringPolicy<ILoggingEvent> sizeBasedTriggeringPolicy = new SizeBasedTriggeringPolicy<ILoggingEvent>();
    sizeBasedTriggeringPolicy.setMaxFileSize(LogDescription.MAXIMUM_LOG_FILE_SIZE);
    sizeBasedTriggeringPolicy.setContext(loggerContext);
    rollingFileAppender.setRollingPolicy(fixedWindowRollingPolicy);
    rollingFileAppender.setTriggeringPolicy(sizeBasedTriggeringPolicy);
    sizeBasedTriggeringPolicy.start();
    fixedWindowRollingPolicy.start();
    System.out.println("Logging: The log is written to " + logFile);
    return rollingFileAppender;
}
 

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
/**
 * Create an appender that will roll over based on size
 * 
 * @param context
 * @param encoder
 * @return An appender that matches the set up of the logger builder
 */
private RollingFileAppender<ILoggingEvent> createLogAppender(LoggerContext context, Encoder<ILoggingEvent> encoder){
	RollingFileAppender<ILoggingEvent> appender = new RollingFileAppender<>();
	appender.setEncoder(encoder);
	appender.setFile(file);
	
	FixedWindowRollingPolicy rolling = new FixedWindowRollingPolicy();
	rolling.setParent(appender);
	rolling.setContext(context);

	//Set the maximum number of logs, either to the user specified setting or default to 1
	rolling.setMinIndex(1);
	if (maxNumberLogs.isPresent() && maxNumberLogs.get() >= 0) {
		rolling.setMaxIndex(maxNumberLogs.get());
	} else {
		rolling.setMaxIndex(1);
	}
	rolling.setFileNamePattern(getFileWithPattern("%i"));

	//Configure size based rolling
	SizeBasedTriggeringPolicy<ILoggingEvent> trigger = new SizeBasedTriggeringPolicy<>();
	trigger.setMaxFileSize(getMaxFileSize());
	trigger.setContext(context);

	rolling.start();
	trigger.start();
	appender.setRollingPolicy(rolling);
	appender.setTriggeringPolicy(trigger);
	
	return appender;
}
 

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
@Override
public TriggeringPolicy<ILoggingEvent> createTriggeringPolicy(LoggerContext context) {
	SizeBasedTriggeringPolicy<ILoggingEvent> policy = new SizeBasedTriggeringPolicy<ILoggingEvent>();
	if (fileSize != null && fileSize.length() > 0) {
		policy.setMaxFileSize(FileSize.valueOf(fileSize));
	}
	policy.setContext(context);
	return policy;
}
 

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
private void configureLogger() {
    File targetFile = new File(LOGFILE_PATH);

    // reset the default context (which may already have been initialized)
    // since we want to reconfigure it
    LoggerContext lc = (LoggerContext)LoggerFactory.getILoggerFactory();
    lc.reset();

    PatternLayoutEncoder encoder = new PatternLayoutEncoder();
    encoder.setContext(lc);
    encoder.setPattern("%d{yyyy-MM-dd HH:mm:ss.SSS} : %-5level : %msg%n");
    encoder.start();

    String filePattern = targetFile.getParent() + "/" + targetFile.getName() + ".%i.zip";
    FixedWindowRollingPolicy rollingPolicy = new FixedWindowRollingPolicy();
    rollingPolicy.setFileNamePattern(filePattern);
    rollingPolicy.setMinIndex(1);
    rollingPolicy.setMaxIndex(3);
    rollingPolicy.setContext(lc);

    SizeBasedTriggeringPolicy<ILoggingEvent> triggeringPolicy = new SizeBasedTriggeringPolicy<ILoggingEvent>();
    triggeringPolicy.setMaxFileSize("5MB");
    triggeringPolicy.setContext(lc);

    RollingFileAppender<ILoggingEvent> rollingFileAppender = new RollingFileAppender<ILoggingEvent>();
    rollingFileAppender.setAppend(true);
    rollingFileAppender.setName("FILE");
    rollingFileAppender.setContext(lc);
    rollingFileAppender.setFile(LOGFILE_PATH);
    rollingFileAppender.setRollingPolicy(rollingPolicy);
    rollingFileAppender.setTriggeringPolicy(triggeringPolicy);
    rollingFileAppender.setEncoder(encoder);

    triggeringPolicy.start();
    rollingPolicy.setParent(rollingFileAppender);
    rollingPolicy.start();
    rollingFileAppender.start();

    // Logcat appender
    LogcatAppender logcatAppender = new LogcatAppender();
    logcatAppender.setContext(lc);
    logcatAppender.setName("LOGCAT");
    logcatAppender.setEncoder(encoder);
    logcatAppender.start();

    // add the newly created appenders to the root logger;
    // qualify Logger to disambiguate from org.slf4j.Logger
    ch.qos.logback.classic.Logger root = (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME);
    root.setLevel(Level.ALL);
    root.addAppender(rollingFileAppender);
    root.addAppender(logcatAppender);
}
 

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
/**
 * Creates an {@link OutputStreamAppender} for the required filter, pattern and logger output.
 *
 * @param context Logger context to associate the appender with.
 * @param filter Event log filter.
 * @param logOutput Logger output information for the destination to write logger events to.
 * @param patternProperty Logger context property that defines the pattern for formatting logger event output.
 * @param name The name of the appender.
 * @return An {@link OutputStreamAppender} for the required parameters.
 */
private static OutputStreamAppender<ILoggingEvent> createAppender(LoggerContext context, Filter<ILoggingEvent> filter, LoggerOutput logOutput, String patternProperty, String name) {
  final PatternLayoutEncoder patternLayoutEncoder = createPatternLayoutEncoder(context, patternProperty);
  final OutputStreamAppender<ILoggingEvent> appender;
  if (logOutput.isConsole()) {
    appender = new OutputStreamAppender<>();
    appender.setContext(context);
    appender.setEncoder(patternLayoutEncoder);
    appender.setOutputStream(logOutput.getPrintStream());
    appender.setName(name);
    appender.addFilter(filter);
    appender.start();
  } else {
    RollingFileAppender<ILoggingEvent> rAppender = new RollingFileAppender<>();
    rAppender.setContext(context);
    rAppender.setEncoder(patternLayoutEncoder);
    rAppender.setFile(logOutput.getOutputName()+"."+logOutput.getOutputType());
    rAppender.setName(name);
    rAppender.addFilter(filter);

    final FixedWindowRollingPolicy rollingPolicy = new FixedWindowRollingPolicy();
    rollingPolicy.setContext(context);
    rollingPolicy.setParent(rAppender);
    rollingPolicy.setFileNamePattern(logOutput.getOutputName()+"%i"+"."+logOutput.getOutputType());
    rollingPolicy.setMinIndex(1);
    rollingPolicy.setMaxIndex(logOutput.getFileCount());
    rollingPolicy.start();

    final SizeBasedTriggeringPolicy<ILoggingEvent> triggeringPolicy = new SizeBasedTriggeringPolicy<>();
    triggeringPolicy.setContext(context);
    triggeringPolicy.setMaxFileSize(logOutput.getFileLimit());
    triggeringPolicy.start();

    rAppender.setRollingPolicy(rollingPolicy);
    rAppender.setTriggeringPolicy(triggeringPolicy);
    rAppender.start();

    appender = rAppender;
  }
  return appender;
}
 

import ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy; //导入方法依赖的package包/类
public static void configureRotatingLogging( String baseLoggingDir, String loglevel, String appName ) {
    
    if ( !baseLoggingDir.endsWith( "/" ) ) {
        baseLoggingDir = baseLoggingDir + "/";
    }
    
    LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
    lc.reset();
    Logger rootLogger = getRootLogger( loglevel );
    PatternLayoutEncoder ple = getPatternLayoutEncoder( lc );
    
    String baseAppLoggingDir = baseLoggingDir;
    // set a system property so other loggers write the correct place
    System.setProperty( "krux-base-app-log-dir", baseAppLoggingDir );

    try {
        // Define file appender with layout and output log file name
        RollingFileAppender<ILoggingEvent> fileAppender = new RollingFileAppender<ILoggingEvent>();
        fileAppender.setContext( lc );
        fileAppender.setName( "krux-file-appender" );
        fileAppender.setFile( baseAppLoggingDir + appName + ".log" );
        fileAppender.setAppend( true );
        fileAppender.setEncoder( ple );
        
        FixedWindowRollingPolicy rollingPolicy = new FixedWindowRollingPolicy();
        rollingPolicy.setContext( lc );
        rollingPolicy.setMinIndex( 1 );
        rollingPolicy.setMaxIndex( 9 );
        rollingPolicy.setFileNamePattern( baseAppLoggingDir + appName + ".%i.log.gz" );
        rollingPolicy.setParent( fileAppender );
        rollingPolicy.start();
        
        SizeBasedTriggeringPolicy<ILoggingEvent> triggeringPolicy = new SizeBasedTriggeringPolicy<ILoggingEvent>( "100MB" );
        triggeringPolicy.setContext( lc );
        triggeringPolicy.start();

        fileAppender.setRollingPolicy( rollingPolicy );
        fileAppender.setTriggeringPolicy( triggeringPolicy );
        fileAppender.start();

        // Wrap the console appenders in an async appenders
        AsyncAppender asyncOut = new AsyncAppender();
        asyncOut.setContext( lc );
        asyncOut.setDiscardingThreshold( 0 );
        asyncOut.setQueueSize( 500 );
        asyncOut.addAppender( fileAppender );
        asyncOut.setName( "stdlib-async-out" );
        asyncOut.start();

        // Add the appender to root logger
        rootLogger.addAppender( asyncOut );
        
        // wrap stdout & stderr in log4j appenders 
        StdOutErrLog.tieSystemOutAndErrToLog();
        
    } catch ( Exception e ) {
        System.out.println( "Failed to add appender !!" );
        e.printStackTrace();
    }

}