Example usage for org.apache.commons.logging Log info

List of usage examples for org.apache.commons.logging Log info

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Introduction

In this page you can find the example usage for org.apache.commons.logging Log info.

Prototype

void info(Object message);

Source Link

Document

Logs a message with info log level.

Usage

From source file:org.apache.hadoop.util.ReflectionUtils.java

/**
 * Log the current thread stacks at INFO level.
 * @param log the logger that logs the stack trace
 * @param title a descriptive title for the call stacks
 * @param minInterval the minimum time from the last 
 *///from   w ww.  ja  va 2 s  . c o m
public static void logThreadInfo(Log log, String title, long minInterval) {
    boolean dumpStack = false;
    if (log.isInfoEnabled()) {
        synchronized (ReflectionUtils.class) {
            long now = Time.now();
            if (now - previousLogTime >= minInterval * 1000) {
                previousLogTime = now;
                dumpStack = true;
            }
        }
        if (dumpStack) {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            printThreadInfo(new PrintWriter(buffer), title);
            log.info(buffer.toString());
        }
    }
}

From source file:org.apache.hadoop.util.StringUtils.java

/**
 * Print a log message for starting up and shutting down
 * @param clazz the class of the server// w ww  .j a v  a 2 s. com
 * @param args arguments
 * @param LOG the target log object
 */
public static void startupShutdownMessage(Class<?> clazz, String[] args,
        final org.apache.commons.logging.Log LOG) {
    final String hostname = getHostname();
    final String classname = clazz.getSimpleName();
    LOG.info(toStartupShutdownString("STARTUP_MSG: ",
            new String[] { "Starting " + classname, "  host = " + hostname, "  args = " + Arrays.asList(args),
                    "  version = " + VersionInfo.getVersion(),
                    "  build = " + VersionInfo.getUrl() + " -r " + VersionInfo.getRevision() + "; compiled by '"
                            + VersionInfo.getUser() + "' on " + VersionInfo.getDate() }));

    Runtime.getRuntime().addShutdownHook(new Thread() {
        public void run() {
            LOG.info(toStartupShutdownString("SHUTDOWN_MSG: ",
                    new String[] { "Shutting down " + classname + " at " + hostname }));
        }
    });
}

From source file:org.apache.hadoop.yarn.util.AdHocLogDumper.java

public void dumpLogs(String level, int timePeriod) throws YarnRuntimeException, IOException {
    synchronized (lock) {
        if (logFlag) {
            LOG.info("Attempt to dump logs when appender is already running");
            throw new YarnRuntimeException("Appender is already dumping logs");
        }//from   w ww .ja va 2  s .  com
        Level targetLevel = Level.toLevel(level);
        Log log = LogFactory.getLog(name);
        appenderLevels.clear();
        if (log instanceof Log4JLogger) {
            Logger packageLogger = ((Log4JLogger) log).getLogger();
            currentLogLevel = packageLogger.getLevel();
            Level currentEffectiveLevel = packageLogger.getEffectiveLevel();

            // make sure we can create the appender first
            Layout layout = new PatternLayout("%d{ISO8601} %p %c: %m%n");
            FileAppender fApp;
            File file = new File(System.getProperty("yarn.log.dir"), targetFilename);
            try {
                fApp = new FileAppender(layout, file.getAbsolutePath(), false);
            } catch (IOException ie) {
                LOG.warn("Error creating file, can't dump logs to " + file.getAbsolutePath(), ie);
                throw ie;
            }
            fApp.setName(AdHocLogDumper.AD_HOC_DUMPER_APPENDER);
            fApp.setThreshold(targetLevel);

            // get current threshold of all appenders and set it to the effective
            // level
            for (Enumeration appenders = Logger.getRootLogger().getAllAppenders(); appenders
                    .hasMoreElements();) {
                Object obj = appenders.nextElement();
                if (obj instanceof AppenderSkeleton) {
                    AppenderSkeleton appender = (AppenderSkeleton) obj;
                    appenderLevels.put(appender.getName(), appender.getThreshold());
                    appender.setThreshold(currentEffectiveLevel);
                }
            }

            packageLogger.addAppender(fApp);
            LOG.info("Dumping adhoc logs for " + name + " to " + file.getAbsolutePath() + " for " + timePeriod
                    + " milliseconds");
            packageLogger.setLevel(targetLevel);
            logFlag = true;

            TimerTask restoreLogLevel = new RestoreLogLevel();
            Timer restoreLogLevelTimer = new Timer();
            restoreLogLevelTimer.schedule(restoreLogLevel, timePeriod);
        }
    }
}

From source file:org.apache.hadoop.yarn.util.TestAdHocLogDumper.java

@Test
public void testDumpingSchedulerLogs() throws Exception {

    Map<Appender, Priority> levels = new HashMap<>();
    String logHierarchy = TestAdHocLogDumper.class.getName();
    String logFilename = "test.log";
    Log log = LogFactory.getLog(logHierarchy);
    if (log instanceof Log4JLogger) {
        for (Enumeration appenders = Logger.getRootLogger().getAllAppenders(); appenders.hasMoreElements();) {
            Object obj = appenders.nextElement();
            if (obj instanceof AppenderSkeleton) {
                AppenderSkeleton appender = (AppenderSkeleton) obj;
                levels.put(appender, appender.getThreshold());
            }/*w w  w  .jav a  2s.  c o  m*/
        }
    }

    AdHocLogDumper dumper = new AdHocLogDumper(logHierarchy, logFilename);
    dumper.dumpLogs("DEBUG", 1000);
    LOG.debug("test message 1");
    LOG.info("test message 2");
    File logFile = new File(logFilename);
    Assert.assertTrue(logFile.exists());
    Thread.sleep(2000);
    long lastWrite = logFile.lastModified();
    Assert.assertTrue(lastWrite < Time.now());
    Assert.assertTrue(logFile.length() != 0);

    // make sure levels are set back to their original values
    if (log instanceof Log4JLogger) {
        for (Enumeration appenders = Logger.getRootLogger().getAllAppenders(); appenders.hasMoreElements();) {
            Object obj = appenders.nextElement();
            if (obj instanceof AppenderSkeleton) {
                AppenderSkeleton appender = (AppenderSkeleton) obj;
                Assert.assertEquals(levels.get(appender), appender.getThreshold());
            }
        }
    }
    boolean del = logFile.delete();
    if (!del) {
        LOG.info("Couldn't clean up after test");
    }
}

From source file:org.apache.hupa.server.preferences.InImapUserPreferencesStorage.java

/**
 * Opens the IMAP folder and read messages until it founds the magic subject,
 * then gets the attachment which contains the data and return the serialized object stored.
 *///ww  w.  ja va  2s  .co  m
protected static Object readUserPreferencesFromIMAP(Log logger, User user, IMAPStore iStore, String folderName,
        String magicType) throws MessagingException, IOException, ClassNotFoundException {
    Folder folder = iStore.getFolder(folderName);
    if (folder.exists()) {
        if (!folder.isOpen()) {
            folder.open(Folder.READ_WRITE);
        }
        Message message = null;
        Message[] msgs = folder.getMessages();
        for (Message msg : msgs) {
            if (magicType.equals(msg.getSubject())) {
                message = msg;
                break;
            }
        }
        if (message != null) {
            Object con = message.getContent();
            if (con instanceof Multipart) {
                Multipart mp = (Multipart) con;
                for (int i = 0; i < mp.getCount(); i++) {
                    BodyPart part = mp.getBodyPart(i);
                    if (part.getContentType().toLowerCase().startsWith(HUPA_DATA_MIME_TYPE)) {
                        ObjectInputStream ois = new ObjectInputStream(part.getInputStream());
                        Object o = ois.readObject();
                        ois.close();
                        logger.info("Returning user preferences of type " + magicType + " from imap folder + "
                                + folderName + " for user " + user);
                        return o;
                    }
                }
            }
        }
    }
    return null;
}

From source file:org.apache.hupa.server.preferences.InImapUserPreferencesStorage.java

/**
 * Opens the IMAP folder, deletes all messages which match the magic subject and
 * creates a new message with an attachment which contains the object serialized
 *///w w w  . jav  a  2s.c  om
protected static void saveUserPreferencesInIMAP(Log logger, User user, Session session, IMAPStore iStore,
        String folderName, String subject, Object object)
        throws MessagingException, IOException, InterruptedException {
    IMAPFolder folder = (IMAPFolder) iStore.getFolder(folderName);

    if (folder.exists() || folder.create(IMAPFolder.HOLDS_MESSAGES)) {
        if (!folder.isOpen()) {
            folder.open(Folder.READ_WRITE);
        }

        // Serialize the object
        ByteArrayOutputStream fout = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(fout);
        oos.writeObject(object);
        oos.close();
        ByteArrayInputStream is = new ByteArrayInputStream(fout.toByteArray());

        // Create a new message with an attachment which has the serialized object
        MimeMessage message = new MimeMessage(session);
        message.setSubject(subject);

        Multipart multipart = new MimeMultipart();
        MimeBodyPart txtPart = new MimeBodyPart();
        txtPart.setContent("This message contains configuration used by Hupa, do not delete it", "text/plain");
        multipart.addBodyPart(txtPart);
        FileItem item = createPreferencesFileItem(is, subject, HUPA_DATA_MIME_TYPE);
        multipart.addBodyPart(MessageUtils.fileitemToBodypart(item));
        message.setContent(multipart);
        message.saveChanges();

        // It seems it's not possible to modify the content of an existing message using the API
        // So I delete the previous message storing the preferences and I create a new one
        Message[] msgs = folder.getMessages();
        for (Message msg : msgs) {
            if (subject.equals(msg.getSubject())) {
                msg.setFlag(Flag.DELETED, true);
            }
        }

        // It is necessary to copy the message before saving it (the same problem in AbstractSendMessageHandler)
        message = new MimeMessage((MimeMessage) message);
        message.setFlag(Flag.SEEN, true);
        folder.appendMessages(new Message[] { message });
        folder.close(true);
        logger.info("Saved preferences " + subject + " in imap folder " + folderName + " for user " + user);
    } else {
        logger.error("Unable to save preferences " + subject + " in imap folder " + folderName + " for user "
                + user);
    }
}

From source file:org.apache.james.transport.mailets.jsieve.delivery.SieveExecutor.java

protected boolean sieveMessage(MailAddress recipient, Mail aMail, Log log) throws MessagingException {
    try {/*from   ww  w .j  a  va2 s.c  om*/
        ResourceLocator.UserSieveInformation userSieveInformation = resourceLocator.get(recipient);
        sieveMessageEvaluate(recipient, aMail, userSieveInformation, log);
        return true;
    } catch (ScriptNotFoundException e) {
        log.info("Can not locate SIEVE script for user " + recipient.asPrettyString());
        return false;
    } catch (Exception ex) {
        log.error("Cannot evaluate Sieve script for user " + recipient.asPrettyString(), ex);
        return false;
    }
}

From source file:org.apache.jsieve.ScriptCoordinate.java

/**
 * Logs diagnotic information about the script coordinate.
 * //www.  j  av a2 s  . co  m
 * @param logger
 *            <code>Log</code>, not null
 */
public void logDiagnosticsInfo(Log logger) {
    if (logger.isInfoEnabled()) {
        logger.info("Expression starts line " + startLineNumber + " column " + startColumnNumber);
        logger.info("Expression ends line " + endLineNumber + " column " + endColumnNumber);
    }
}

From source file:org.apache.logging.log4j.jcl.CallerInformationTest.java

@Test
public void testClassLogger() throws Exception {
    final ListAppender app = ctx.getListAppender("Class").clear();
    final Log logger = LogFactory.getLog("ClassLogger");
    logger.info("Ignored message contents.");
    logger.warn("Verifying the caller class is still correct.");
    logger.error("Hopefully nobody breaks me!");
    final List<String> messages = app.getMessages();
    assertEquals("Incorrect number of messages.", 3, messages.size());
    for (final String message : messages) {
        assertEquals("Incorrect caller class name.", this.getClass().getName(), message);
    }/*from  w  w w. ja v  a  2 s .  c  o  m*/
}

From source file:org.apache.logging.log4j.jcl.CallerInformationTest.java

@Test
public void testMethodLogger() throws Exception {
    final ListAppender app = ctx.getListAppender("Method").clear();
    final Log logger = LogFactory.getLog("MethodLogger");
    logger.info("More messages.");
    logger.warn("CATASTROPHE INCOMING!");
    logger.error("ZOMBIES!!!");
    logger.warn("brains~~~");
    logger.info("Itchy. Tasty.");
    final List<String> messages = app.getMessages();
    assertEquals("Incorrect number of messages.", 5, messages.size());
    for (final String message : messages) {
        assertEquals("Incorrect caller method name.", "testMethodLogger", message);
    }/*from   w w  w  . ja v  a 2 s . c o m*/
}