org.apache.log4j.Level#ALL源码实例Demo

public static Level levelFromString(String level) {
  String ulevel = level.toUpperCase();
  if (ulevel.equals("ALL")) {
    return Level.ALL;
  } else if (ulevel.equals("DEBUG")) {
    return Level.DEBUG;
  } else if (ulevel.equals("ERROR")) {
    return Level.ERROR;
  } else if (ulevel.equals("FATAL")) {
    return Level.FATAL;
  } else if (ulevel.equals("INFO")) {
    return Level.INFO;
  } else if (ulevel.equals("OFF")) {
    return Level.OFF;
  } else if (ulevel.equals("TRACE")) {
    return Level.TRACE;
  } else if (ulevel.equals("WARN")) {
    return Level.WARN;
  }
  return Level.INFO;
}
 

private static Priority getLevel(String s) {
    if ("WARN".equals(s)) {
        return Level.WARN;
    }
    else if ("ERROR".equals(s)) {
        return Level.ERROR;
    }
    else if ("INFO".equals(s)) {
        return Level.INFO;
    }
    else if ("DEBUG".equals(s)) {
        return Level.DEBUG;
    }
    else {
        return Level.ALL;
    }
}
 

public static Level convertLevel(org.apache.logging.log4j.Level level) {
    if (level == null) {
        return Level.ERROR;
    }
    switch (level.getStandardLevel()) {
        case FATAL:
            return Level.FATAL;
        case WARN:
            return Level.WARN;
        case INFO:
            return Level.INFO;
        case DEBUG:
            return Level.DEBUG;
        case TRACE:
            return Level.TRACE;
        case ALL:
            return Level.ALL;
        case OFF:
            return Level.OFF;
        default:
            return Level.ERROR;
    }
}
 

/**
 * Return the level of this event. Use this form instead of directly
 * accessing the <code>level</code> field.
 */
@Override
public Level getLevel() {
    switch (StandardLevel.getStandardLevel(event.getLevel().intLevel())) {
        case TRACE:
            return Level.TRACE;
        case DEBUG:
            return Level.DEBUG;
        case INFO:
            return Level.INFO;
        case WARN:
            return Level.WARN;
        case FATAL:
            return Level.FATAL;
        case OFF:
            return Level.OFF;
        case ALL:
            return Level.ALL;
        default:
            return Level.ERROR;
    }
}
 

/**
 * Return the level of this event. Use this form instead of directly
 * accessing the <code>level</code> field.  */
@Override
public Level getLevel() {
    switch (StandardLevel.getStandardLevel(event.getLevel().intLevel())) {
        case TRACE:
            return Level.TRACE;
        case DEBUG:
            return Level.DEBUG;
        case INFO:
            return Level.INFO;
        case WARN:
            return Level.WARN;
        case ERROR:
            return Level.ERROR;
        case FATAL:
            return Level.FATAL;
        case OFF:
            return Level.OFF;
        case ALL:
            return Level.ALL;
        default:
            return Level.ERROR;
    }
}
 

@Before
public void setup() {
    Level desiredLevel = Level.ALL;
    
    Logger log = Logger.getLogger(DateIndexTableConfigHelperTest.class);
    DateIndexTableConfigHelperTest.testDriverLevel = log.getLevel();
    log.setLevel(desiredLevel);
}
 

@Before
public void setup() {
    Level desiredLevel = Level.ALL;
    
    Logger log = Logger.getLogger(ShardTableConfigHelperTest.class);
    ShardTableConfigHelperTest.testDriverLevel = log.getLevel();
    log.setLevel(desiredLevel);
}
 

@BeforeClass
public static void adjustLogLevels() {
    
    Level desiredLevel = Level.ALL;
    
    Logger log = Logger.getLogger(AbstractTableConfigHelperTest.class);
    AbstractTableConfigHelperTest.testDriverLevel = log.getLevel();
    log.setLevel(desiredLevel);
}
 

@Before
public void setup() {
    Level desiredLevel = Level.ALL;
    
    Logger log = Logger.getLogger(MetadataTableConfigHelperTest.class);
    MetadataTableConfigHelperTest.testDriverLevel = log.getLevel();
    log.setLevel(desiredLevel);
}
 

public static boolean enableDebugLoggingIfRequired(
    org.apache.hadoop.conf.Configuration conf) {

  boolean result = false;

  try {

    Level desiredOraOopLoggingLevel =
        Level.toLevel(conf.get(OraOopConstants.ORAOOP_LOGGING_LEVEL),
            Level.INFO);

    Level sqoopLogLevel =
        Logger.getLogger(Sqoop.class.getName()).getParent().getLevel();

    if (desiredOraOopLoggingLevel == Level.DEBUG
        || desiredOraOopLoggingLevel == Level.ALL
        || sqoopLogLevel == Level.DEBUG || sqoopLogLevel == Level.ALL) {

      Category oraOopLogger =
          Logger.getLogger(OraOopManagerFactory.class.getName()).getParent();
      oraOopLogger.setLevel(Level.DEBUG);
      LOG.debug("Enabled OraOop debug logging.");
      result = true;

      conf.set(OraOopConstants.ORAOOP_LOGGING_LEVEL, Level.DEBUG.toString());
    }
  } catch (Exception ex) {
    LOG.error(String.format(
        "Unable to determine whether debug logging should be enabled.\n%s",
        getFullExceptionMessage(ex)));
  }

  return result;
}
 

/**
 * Sets the debug level. All those messages are logged which have a level less than equal to the
 * debug level. In case the boolean info is set, all the info messages are also logged.
 *
 * @param level the level to which the debug level needs to be set to.
 * @param info boolean denoting whether the INFO messages need to be logged or not.
 */
protected void setLevel(int level, boolean info) {
    Level l = Level.ALL;
    switch (level) {
        case LogManager.FATAL_MESSAGE_LEVEL:
            l = Level.FATAL;
            break;

        case LogManager.ERROR_MESSAGE_LEVEL:
            l = Level.ERROR;
            break;

        case LogManager.WARNING_MESSAGE_LEVEL:
            l = Level.WARN;
            break;

        case LogManager.CONFIG_MESSAGE_LEVEL:
            l = Level.INFO;
            break;

        case LogManager.INFO_MESSAGE_LEVEL:
            l = Level.INFO;
            break;

        case LogManager.DEBUG_MESSAGE_LEVEL:
            l = Level.DEBUG;
            break;
    }
    mLogger.setLevel(l);
}
 

/**
 * Private constructor used to create subsections
 * @param text
 * @param parent
 */
private Section(String text, Section parent) {
	this.text        = text;
	this.parent      = parent;
	this.subsections = new ArrayList<Section>();
	this.messages    = new LinkedList<Message>();
	this.level       = Level.ALL;
}
 

private static Level getLevelForId(String levelId) {
	switch (levelId) {
	case LEVEL_ALL:
		return Level.ALL;
	case LEVEL_INFO:
		return Level.INFO;
	case LEVEL_WARN:
		return Level.WARN;
	case LEVEL_ERROR:
		return Level.ERROR;
	}
	return Level.INFO;
}
 

@Override
public Level getThreshold() {
  return Level.ALL;
}
 

public LogCaptorTestBase() {
    super(Level.ALL);
}
 

public LogCaptorTestBase() {
    super(Level.ALL);
}
 

@Override
public Level getThreshold() {
  return Level.ALL;
}
 

public LoggingOutputStream(Logger log) throws IllegalArgumentException {
    this(log, Level.ALL);
}
 

public NoWarningHierarchy() {
    super(new RootLogger(Level.ALL));
}
 

/**
 * Initializes log4j
 *
 * @param loggerLevel log level to initialize to
 */
public static void initialize(String loggerLevel) {
    if (!INIT.compareAndSet(false, true)) {
        return;
    }

    BasicConfigurator.resetConfiguration();
    ConsoleAppender consoleAppender = new ConsoleAppender(
        new PatternLayout("<%d{yyMMdd HHmmss} %5p %C{1}:%L> %m%n"), ConsoleAppender.SYSTEM_ERR);
    BasicConfigurator.configure(consoleAppender);

    Level level;

    String logLevel;

    if (loggerLevel != null) {
        logLevel = loggerLevel.toLowerCase();
    } else {
        logLevel = "default";
    }

    switch (logLevel) {
        case "all":
            level = Level.ALL;
            break;
        case "debug":
            level = Level.DEBUG;
            break;
        case "error":
            level = Level.ERROR;
            break;
        case "fatal":
            level = Level.FATAL;
            break;
        case "info":
            level = Level.INFO;
            break;
        case "off":
            level = Level.OFF;
            break;
        case "trace":
            level = Level.TRACE;
            break;
        case "warn":
            level = Level.WARN;
            break;
        default:
            level = Level.INFO;
            break;
    }

    Logger.getRootLogger().setLevel(Level.OFF);
    Logger.getLogger("org.finra").setLevel(level);

    System.err.println("Set loglevel to " + level.toString());
}