ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy Java Examples

private void setRollingPolicy(RollingFileAppender<ILoggingEvent> appender, Space space, String path, String file) {
        SizeAndTimeBasedRollingPolicy<ILoggingEvent> rollingPolicy = new SizeAndTimeBasedRollingPolicy<>();
        String dirName = new File(path, file).getParent();
        rollingPolicy.setFileNamePattern(dirName + "/%d{dd,aux}/" + file + ".%d{yyyy-MM-dd-HH}.%i");
        String maxFileSize = space.getSpec().getMaxFileSize() != null ? space.getSpec().getMaxFileSize() :
                space.getDefaultSpec().getMaxFileSize() != null ? space.getDefaultSpec().getMaxFileSize() :
                        DEFAULT_FILE_SIZE;
        setMaxFileSize(rollingPolicy, maxFileSize);

        // total size cap
        String totalSizeCap = space.getSpec().getTotalSizeCap() != null ? space.getSpec().getTotalSizeCap() :
                space.getDefaultSpec().getTotalSizeCap() != null ? space.getDefaultSpec().getTotalSizeCap() :
                        DEFAULT_TOTAL_SIZE_CAP;

        setTotalSizeCap(rollingPolicy, totalSizeCap);

        int maxHistory = space.getSpec().getMaxHistory() != null ? space.getSpec().getMaxHistory() :
                space.getDefaultSpec().getMaxHistory() != null ? space.getDefaultSpec().getMaxHistory() :
                        DEFAULT_MAX_HISTORY;
        rollingPolicy.setMaxHistory(maxHistory);

        appender.setRollingPolicy(rollingPolicy);
        rollingPolicy.setCleanHistoryOnStart(true);
        rollingPolicy.setParent(appender);
//        rollingPolicy.setCleanHistoryOnStart(true);
        start(rollingPolicy);
    }
 

private void setTotalSizeCap(SizeAndTimeBasedRollingPolicy<ILoggingEvent> rollingPolicy,
                             String totalSizeCap) {
    try {
        rollingPolicy.setContext(context);
        rollingPolicy.setTotalSizeCap(FileSize.valueOf(totalSizeCap));
    } catch (NoSuchMethodError ex) {
        // Logback < 1.1.8 used String configuration
        // copy from setMaxFileSize
        Method method = ReflectionUtils.findMethod(
                SizeAndTimeBasedRollingPolicy.class, "setTotalSizeCap", String.class);
        ReflectionUtils.invokeMethod(method, rollingPolicy, totalSizeCap);
    }
}
 

private void setMaxFileSize(SizeAndTimeBasedRollingPolicy<ILoggingEvent> rollingPolicy,
                            String maxFileSize) {
    try {
        rollingPolicy.setMaxFileSize(FileSize.valueOf(maxFileSize));
    } catch (NoSuchMethodError ex) {
        // Logback < 1.1.8 used String configuration
        Method method = ReflectionUtils.findMethod(
                SizeAndTimeBasedRollingPolicy.class, "setMaxFileSize", String.class);
        ReflectionUtils.invokeMethod(method, rollingPolicy, maxFileSize);
    }
}
 

public static void rollingPolicyForAppender(RollingFileAppender rollingFileAppender, String maxFileSize, String totalSizeCap, int maxHistory) {
    SizeAndTimeBasedRollingPolicy rollingPolicy = new SizeAndTimeBasedRollingPolicy();
    rollingPolicy.setContext(LOGGER_CONTEXT);
    rollingPolicy.setMaxHistory(maxHistory);
    rollingPolicy.setMaxFileSize(FileSize.valueOf(maxFileSize));
    rollingPolicy.setTotalSizeCap(FileSize.valueOf(totalSizeCap));
    rollingPolicy.setFileNamePattern(rollingFileAppender.rawFileProperty() + ".%d{yyyy-MM-dd}.%i.gz");
    rollingPolicy.setParent(rollingFileAppender);
    rollingFileAppender.setRollingPolicy(rollingPolicy);
    rollingPolicy.start();
}
 

private static List<Appender<ILoggingEvent>> constructAppenders(
        boolean shouldLogToFile, String _logDirectory) {
    List<Appender<ILoggingEvent>> appenders = new ArrayList<>();

    String logDirectory = DEFAULT_LOG_DIR;
    if (_logDirectory != null && !_logDirectory.trim().isEmpty()) logDirectory = _logDirectory;

    PatternLayoutEncoder encoder = new PatternLayoutEncoder();
    encoder.setContext(context);
    encoder.setPattern(DEFAULT_LOG_PATTERN);
    encoder.start();

    ConsoleAppender<ILoggingEvent> consoleSync = new ConsoleAppender<>();
    consoleSync.setContext(context);
    consoleSync.setName("consoleSyncAppender"); // for logger debugging
    consoleSync.setEncoder(encoder);
    consoleSync.start();

    AsyncAppender consoleAsync = new AsyncAppender();
    consoleAsync.setContext(context);
    consoleAsync.setName("consoleAsyncAppender"); // for logger debugging
    consoleAsync.addAppender(consoleSync);

    consoleAsync.setIncludeCallerData(ASYNC_LOGGER_INCLUDE_CALLER_DATA);
    consoleAsync.setNeverBlock(ASYNC_LOGGER_NEVER_BLOCK);
    consoleAsync.setMaxFlushTime(ASYNC_LOGGER_MAX_FLUSH_TIME_MS);
    consoleAsync.setDiscardingThreshold(ASYNC_LOGGER_DISCARDING_THRESHOLD);
    consoleAsync.setQueueSize(ASYNC_LOGGER_QUEUE_SIZE);
    consoleAsync.start();

    appenders.add(consoleAsync);
    if (!shouldLogToFile) return appenders;

    RollingFileAppender<ILoggingEvent> fileSync = new RollingFileAppender<>();

    SizeBasedTriggeringPolicy<ILoggingEvent> tp = new SizeBasedTriggeringPolicy<>();
    tp.setContext(context);
    tp.start();

    SizeAndTimeBasedRollingPolicy rp = new SizeAndTimeBasedRollingPolicy();
    rp.setContext(context);
    // roll-over each day
    // notice that we don't use the OS-agnostic File.separator here since logback is converts
    // the FileNamePattern
    // to a unix-style path using ch.qos.logback.core.rolling.helper.FileFilterUtil.slashify
    FileNamePattern fnp =
            new FileNamePattern(
                    logDirectory + "/%d{yyyy/MM, aux}/aion.%d{yyyy-MM-dd}.%i.log", context);
    rp.setFileNamePattern(fnp.getPattern());
    // max rollover file size = 100MB
    rp.setMaxFileSize(FileSize.valueOf("100mb"));
    rp.setParent(fileSync);
    rp.start();

    fileSync.setName("fileSyncAppender"); // for logger debugging
    fileSync.setContext(context);
    fileSync.setTriggeringPolicy(tp);
    fileSync.setRollingPolicy(rp);
    fileSync.setFile(logDirectory + File.separator + DEFAULT_LOG_FILE_CURRENT);
    fileSync.setEncoder(encoder);
    fileSync.setAppend(true);
    fileSync.start();

    AsyncAppender fileAsync = new AsyncAppender();
    fileAsync.setContext(context);
    fileAsync.setName("fileAsyncAppender"); // for logger debugging
    fileAsync.addAppender(fileSync);

    fileAsync.setIncludeCallerData(ASYNC_LOGGER_INCLUDE_CALLER_DATA);
    fileAsync.setNeverBlock(ASYNC_LOGGER_NEVER_BLOCK);
    fileAsync.setMaxFlushTime(ASYNC_LOGGER_MAX_FLUSH_TIME_MS);
    fileAsync.setDiscardingThreshold(ASYNC_LOGGER_DISCARDING_THRESHOLD);
    fileAsync.setQueueSize(ASYNC_LOGGER_QUEUE_SIZE);
    fileAsync.start();

    appenders.add(fileAsync);
    return appenders;
}
 

/**
 * 通过传入的名字和级别，动态设置appender
 *
 * @param fileName
 * @return
 */
@SuppressWarnings("unchecked")
public static RollingFileAppender getAppender(String fileName, Level level){
    String rootPath = PROJECT_PATH;
    if(!rootPath.endsWith(File.separator)){
        rootPath += File.separator;
    }
    if(fileName.startsWith(File.separator)){
        fileName = fileName.substring(1);
    }
    LoggerContext context = (LoggerContext) LoggerFactory.getILoggerFactory();
    RollingFileAppender appender = new RollingFileAppender();
    /*设置上下文，每个logger都关联到logger上下文，默认上下文名称为default。
    但可以使用<contextName>设置成其他名字，用于区分不同应用程序的记录。一旦设置，不能修改。*/
    appender.setContext(context);

    //这里设置级别过滤器
    LogFilter levelController = new LogFilter();
    ThresholdFilter levelFilter = levelController.getThresholdFilter(level);
    levelFilter.start();
    appender.addFilter(levelFilter);

    //设置文件名
    appender.setFile(OptionHelper.substVars(rootPath+fileName + ".log",context));
    appender.setAppend(true);
    appender.setPrudent(false);
    //设置文件创建时间及大小的类
    SizeAndTimeBasedRollingPolicy policy = new SizeAndTimeBasedRollingPolicy();
    //文件名格式
    String fp = OptionHelper.substVars(rootPath+ fileName + ".%d{yyyy-MM-dd}.%i.zip",context);
    //最大日志文件大小
    policy.setMaxFileSize(FileSize.valueOf("100MB"));
    //设置文件名模式
    policy.setFileNamePattern(fp);
    //设置保存最近3天的日志
    policy.setMaxHistory(3);
    //总大小限制
    policy.setContext(context);
    policy.setTotalSizeCap(FileSize.valueOf("1GB"));
    //设置父节点是appender
    policy.setParent(appender);
    //设置上下文，每个logger都关联到logger上下文，默认上下文名称为default。
    //但可以使用<contextName>设置成其他名字，用于区分不同应用程序的记录。一旦设置，不能修改。
    policy.start();
    PatternLayoutEncoder encoder = new PatternLayoutEncoder();
    //设置上下文，每个logger都关联到logger上下文，默认上下文名称为default。
    //但可以使用<contextName>设置成其他名字，用于区分不同应用程序的记录。一旦设置，不能修改。
    encoder.setContext(context);
    //设置格式
    /*encoder.setPattern("%d{yyyy-MM-dd HH:mm:ss.SSS} %5p [%t] %replace(%caller{1}){'\\t|Caller.{1}0|\\r\\n', ''} - %msg%n");*/
    encoder.setPattern("%d %p [%t] - %msg%n");
    encoder.start();
    //加入下面两个节点
    appender.setRollingPolicy(policy);
    appender.setEncoder(encoder);
    appender.start();
    return appender;
}
 

public RollingFileAppender getAppender(String name, Level level, String fileName) {
    DateFormat format = DateFormat.getDateInstance(DateFormat.MEDIUM, Locale.SIMPLIFIED_CHINESE);
    LoggerContext context = (LoggerContext)LoggerFactory.getILoggerFactory();

    RollingFileAppender appender = new RollingFileAppender();

    LevelFilter levelFilter = getLevelFilter(level);
    levelFilter.start();
    appender.addFilter(levelFilter);

    appender.setContext(context);

    appender.setName(name);

    appender.setFile(OptionHelper.substVars("/opt/app/logs/" + fileName + ".json", context));

    appender.setAppend(true);

    appender.setPrudent(false);

    SizeAndTimeBasedRollingPolicy policy = new SizeAndTimeBasedRollingPolicy();

    String fp = OptionHelper.substVars(
        "/opt/app/logs/histroy" + fileName + format.format(new Date()) + "/.%d{yyyy-MM-dd}.%i.json", context);

    policy.setMaxFileSize(FileSize.valueOf("128MB"));

    policy.setFileNamePattern(fp);

    policy.setMaxHistory(7);

    policy.setTotalSizeCap(FileSize.valueOf("32GB"));

    policy.setParent(appender);

    policy.setContext(context);
    policy.start();

    PatternLayoutEncoder encoder = new PatternLayoutEncoder();

    encoder.setContext(context);

    encoder.setPattern("%d %p (%file:%line\\)- %m%n");
    encoder.start();

    appender.setRollingPolicy(policy);
    appender.setEncoder(encoder);
    appender.start();
    return appender;
}