Java Logger.warn方法代码示例

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public static void main(String args[])
{
	Logger logger = Logger.getLogger(com.dytech.common.log4j.DailySizeRollingAppender.class);
	do
	{
		logger.info("This is an info statement");
		logger.warn("This is a warning");
		logger.error("This is an error");
		try
		{
			throw new Exception();
		}
		catch( Exception ex )
		{
			logger.fatal("This is fatal", ex);
		}
	}
	while( true );
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
@Override
public boolean execute(Context javascriptContext, Scriptable scope) throws EngineException {
	if (isEnabled()) {
		if (super.execute(javascriptContext, scope)) {
			Logger log = engine ? Engine.logEngine : Engine.logContext;
			if(level.equals(Level.WARN.toString()) && log.isEnabledFor(Level.WARN))
				log.warn(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.INFO.toString()) && log.isInfoEnabled())
				log.info(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.DEBUG.toString()) && log.isDebugEnabled())
				log.debug(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.TRACE.toString()) && log.isTraceEnabled())
				log.trace(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.ERROR.toString()) && log.isEnabledFor(Level.ERROR))
				log.error(getEvalString(javascriptContext, scope));
			return true;
		}
	}
	return false;
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public static void main(String args[])
{
	Logger logger = Logger.getLogger(DailySizeRollingAppender.class);
	do
	{
		logger.info("This is an info statement");
		logger.warn("This is a warning");
		logger.error("This is an error");
		try
		{
			throw new Exception();
		}
		catch( Exception ex )
		{
			logger.fatal("This is fatal", ex);
		}
	}
	while( true );
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
@Override
public String logOnServer(LogRecord record) {
	try {
		if (iDeobfuscator != null && record.getThrown() != null)
			iDeobfuscator.deobfuscateStackTrace(record.getThrown(), getPermutationStrongName());
		Logger logger = Logger.getLogger(record.getLoggerName());
		if (record.getLevel().intValue() >= Level.SEVERE.intValue()) {
			logger.error(record.getMessage(), record.getThrown());
		} else if (record.getLevel().intValue() >= Level.WARNING.intValue()) {
			logger.warn(record.getMessage(), record.getThrown());
		} else if (record.getLevel().intValue() >= Level.INFO.intValue()) {
			logger.info(record.getMessage(), record.getThrown());
		} else if (record.getLevel().intValue() >= Level.FINE.intValue()) {
			logger.debug(record.getMessage(), record.getThrown());
		} else {
			logger.trace(record.getMessage(), record.getThrown());
		}
		return null;
	} catch (Exception e) {
		sLogger.warn("Logging failed, reason: " + e.getMessage(), e);
	}
	return null;
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
/**
 * Composes the given allele variant-context providing information about the rods and reference location.
 * @param tracker the meta data tracker.
 * @param loc the query location.
 * @param snpsOnly whether we only should consider SNP variation.
 * @param logger where to output warnings.
 * @param allelesBinding the target variation context binding containing the given alleles.
 * @return never {@code null}
 */
public static VariantContext composeGivenAllelesVariantContextFromRod(final RefMetaDataTracker tracker,
                                                                      final GenomeLoc loc,
                                                                      final boolean snpsOnly,
                                                                      final Logger logger,
                                                                      final RodBinding<VariantContext> allelesBinding) {
    if ( tracker == null ) throw new IllegalArgumentException("the tracker cannot be null");
    if ( loc == null ) throw new IllegalArgumentException("the location cannot be null");
    if ( allelesBinding == null ) throw new IllegalArgumentException("the alleles binding cannot be null");

    VariantContext vc = null;

    // search for usable record
    for ( final VariantContext rodVc : tracker.getValues(allelesBinding, loc) ) {
        if ( rodVc != null && ! rodVc.isFiltered() && (! snpsOnly || rodVc.isSNP() )) {
            if ( vc == null )
                vc = rodVc;
            else
            if (logger != null)
                logger.warn("Multiple valid VCF records detected in the alleles input file at site "
                        + loc + ", only considering the first record");
        }
    }

    return vc;
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
@Override
protected boolean stepExecute(Context javascriptContext, Scriptable scope) throws EngineException {
	if (isEnabled()) {
		if (super.stepExecute(javascriptContext, scope)) {
			Logger log = null;
			if(logger.equals(Engine.logEngine.getName())) 
				log = Engine.logEngine;
			else if(logger.equals(Engine.logContext.getName()))
				log = Engine.logContext;
			else if(logger.equals(Engine.logUser.getName()))
				log = Engine.logUser;
			else if(logger.equals(Engine.logAudit.getName())) 
				log = Engine.logAudit;
			if(level.equals(Level.WARN.toString()) && log.isEnabledFor(Level.WARN))
				log.warn(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.INFO.toString()) && log.isInfoEnabled())
				log.info(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.DEBUG.toString()) && log.isDebugEnabled())
				log.debug(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.TRACE.toString()) && log.isTraceEnabled())
				log.trace(getEvalString(javascriptContext, scope));
			else if(level.equals(Level.ERROR.toString()) && log.isEnabledFor(Level.ERROR))
				log.error(getEvalString(javascriptContext, scope));
			return true;
		}
	}
	return false;
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
@Override
public void publish(LogRecord record)
{
	Logger logger = Logger.getLogger(record.getLoggerName());
	Level level = record.getLevel();
	String message = record.getMessage();
	try
	{
		message = MessageFormat.format(record.getMessage(), record.getParameters());
	}
	catch( IllegalArgumentException ignore )
	{
		// message will possibly have placeholder format for its
		// parameters, such as
		// "frog went {0} on a {1} day", "walking", "summer's",
		// If format fails, send message in the raw.
	}
	if( record.getThrown() != null && !Check.isEmpty(record.getThrown().getLocalizedMessage()) )
	{
		message += '\n' + record.getThrown().getLocalizedMessage();
	}

	if( Level.SEVERE.equals(level) )
	{
		logger.fatal(message);
	}
	else if( Level.INFO.equals(level) )
	{
		logger.info(message);
	}
	else if( Level.WARNING.equals(level) )
	{
		logger.warn(message);
	}
	else if( Level.FINE.equals(level) || Level.FINER.equals(level) || Level.FINEST.equals(level) )
	{
		logger.trace(record);
	}
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public static void warnUser(final Logger logger, final String msg) {
    logger.warn(String.format("********************************************************************************"));
    logger.warn(String.format("* WARNING:"));
    logger.warn(String.format("*"));
    prettyPrintWarningMessage(logger, msg);
    logger.warn(String.format("********************************************************************************"));
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
/**
 * pretty print the warning message supplied
 *
 * @param logger logger for the message
 * @param message the message
 */
private static void prettyPrintWarningMessage(Logger logger, String message) {
    StringBuilder builder = new StringBuilder(message);
    while (builder.length() > 70) {
        int space = builder.lastIndexOf(" ", 70);
        if (space <= 0) space = 70;
        logger.warn(String.format("* %s", builder.substring(0, space)));
        builder.delete(0, space + 1);
    }
    logger.warn(String.format("* %s", builder));
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public void deadLineMissed(final Logger logger,
                           final DataReader reader,
                           final RequestedDeadlineMissedStatus requestedDeadlineMissedStatus) {
    logger.warn("Missed " + requestedDeadlineMissedStatus.total_count_change + " deadlines. (" + requestedDeadlineMissedStatus.total_count + " total)");
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public void sampleLost(final Logger logger,
                       final DataReader reader,
                       final SampleLostStatus sampleLostStatus) {
    logger.warn(sampleLostStatus.total_count_change + " samples lost. (" + sampleLostStatus.total_count + " total)");
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public void sampleRejected(final Logger logger,
                           final DataReader reader,
                           final SampleRejectedStatus sampleRejectedStatus) {
    logger.warn(sampleRejectedStatus.total_count_change + " samples rejected. (" + sampleRejectedStatus.total_count + " total)");
}
 

import org.apache.log4j.Logger; //导入方法依赖的package包/类
public void incompatibleQoS(final Logger logger,
                            final DataReader reader,
                            final RequestedIncompatibleQosStatus requestedIncompatibleQosStatus) {
    logger.warn(requestedIncompatibleQosStatus.total_count_change + " incompatible statuses. (" + requestedIncompatibleQosStatus.total_count + " total)");
}