Example usage for java.util.logging Logger getHandlers

Introduction

In this page you can find the example usage for java.util.logging Logger getHandlers.

Prototype

public Handler[] getHandlers() 

Source Link

Document

Get the Handlers associated with this logger.

Usage

From source file:com.googlecode.arit.jul.HandlerResourceScanner.java

public void scanForResources(ResourceListener resourceEventListener) {
    Enumeration<String> loggerNames = logManager.getLoggerNames();
    while (loggerNames.hasMoreElements()) {
        Logger logger = logManager.getLogger(loggerNames.nextElement());
        // On some JREs, Logger instances may be garbage collected. In this case,
        // the enumeration returned by getLoggerNames may contain names of garbage
        // collected loggers, and getLogger will return null for these names.
        // This was observed with Sun JRE 1.6. Loggers are not garbage collectable
        // with Sun JRE 1.5, IBM JRE 1.5 and IBM JRE 1.6 (WAS 7.0).
        if (logger != null) {
            Handler[] handlers = logger.getHandlers();
            for (Handler handler : handlers) {
                resourceEventListener.onResourceFound(new HandleResource(handler, logger));
            }/*from   w  w  w  . j  ava 2 s . c  o m*/
        }
    }
}

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From source file:com.googlecode.arit.jul.HandlerResourceScanner.java

public void clean(ClassLoader classLoader) {
    Enumeration<String> loggerNames = logManager.getLoggerNames();
    while (loggerNames.hasMoreElements()) {
        Logger logger = logManager.getLogger(loggerNames.nextElement());
        // On some JREs, Logger instances may be garbage collected. In this case,
        // the enumeration returned by getLoggerNames may contain names of garbage
        // collected loggers, and getLogger will return null for these names.
        // This was observed with Sun JRE 1.6. Loggers are not garbage collectable
        // with Sun JRE 1.5, IBM JRE 1.5 and IBM JRE 1.6 (WAS 7.0).
        if (logger != null) {
            Handler[] handlers = logger.getHandlers();
            for (Handler handler : handlers) {
                if (classLoader.equals(handler.getClass().getClassLoader())) {
                    logger.removeHandler(handler);
                    LOG.info("Removed JUL handler " + handler.getClass().getName());
                }//from w  ww .  ja v  a2 s.  c o m
            }
        }
    }
}

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From source file:org.callimachusproject.repository.CalliRepository.java

private void setHandlerLevel(Logger logger, Level level) {
    if (logger.getParent() != null) {
        setHandlerLevel(logger.getParent(), level);
    }//from w w  w  . j  av  a  2  s .c  om
    Handler[] handlers = logger.getHandlers();
    if (handlers != null) {
        for (Handler handler : handlers) {
            if (handler.getLevel().intValue() > level.intValue()) {
                handler.setLevel(level);
            }
        }
    }
}

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From source file:org.springframework.boot.context.logging.LoggingApplicationListenerTests.java

private boolean bridgeHandlerInstalled() {
    Logger rootLogger = LogManager.getLogManager().getLogger("");
    Handler[] handlers = rootLogger.getHandlers();
    for (Handler handler : handlers) {
        if (handler instanceof SLF4JBridgeHandler) {
            return true;
        }/*w  w w.  ja va  2  s.c  om*/
    }
    return false;
}

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From source file:org.openqa.selenium.server.mock.MockPIFrameUnitTest.java

private LoggingOptions configureLogging() throws Exception {
    // SeleniumServer.setDebugMode(true);
    LoggingOptions configuration = new LoggingOptions();
    File target = new File("target");
    if (target.exists() && target.isDirectory()) {
        configuration.setLogOutFile(new File(target, "mockpiframe.log"));
    } else {//from  ww  w .j a  v a 2  s .  c  o m
        configuration.setLogOutFile(new File("mockpiframe.log"));
    }
    LoggingManager.configureLogging(configuration, false);
    Logger logger = Logger.getLogger("");
    for (Handler handler : logger.getHandlers()) {
        if (handler instanceof StdOutHandler) {
            handler.setFormatter(new TerseFormatter(true));
            break;
        }
    }
    return configuration;
}

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From source file:com.yahoo.dba.perf.myperf.common.MyPerfContext.java

private void configureLogging() {
    Logger logger = Logger.getLogger("");
    try {//from  ww w . j a v a2s  . c  om
        logger.setLevel(Level.parse(getLogLevel()));
    } catch (Exception ex) {
        logger.setLevel(Level.INFO);
    }
    try {
        for (Handler h : logger.getHandlers()) {
            if (h instanceof java.util.logging.ConsoleHandler)
                h.setLevel(Level.SEVERE);
        }
        String logRoot = System.getProperty("logPath", ".");

        java.util.logging.FileHandler fileHandler = new java.util.logging.FileHandler(
                logRoot + File.separatorChar + getLogPath(), this.logFileSize, this.logFileCount);
        fileHandler.setLevel(logger.getLevel());
        fileHandler.setFormatter(new SimpleFormatter());
        logger.addHandler(fileHandler);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

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From source file:org.ebayopensource.turmeric.plugins.maven.AbstractTurmericMojo.java

/**
 * Wraps the mojo execute with some behavioral lifecycle.
 *//* w  w  w .  j  ava  2 s. c  om*/
@Override
public final void execute() throws MojoExecutionException, MojoFailureException {
    getLog().debug("[execute]");
    getLog().info("Using turmeric-maven-plugin version " + getTurmericMavenPluginVersion());

    if (executeSkip()) {
        getLog().warn("Skipping execution");
        return;
    }

    if (verbose) {
        logDependencyDetails("Turmeric Maven Plugin", AbstractTurmericMojo.class, GROUPID_SELF,
                ARTIFACTID_SELF);
        logDependencyDetails("Codegen Tools", NonInteractiveCodeGen.class,
                "org.ebayopensource.turmeric.runtime", "soa-client");
        getLog().info("Verbose Mode: enabling java.util.logging");
        // Initialize java.util.logging (which is present in CodeGen classes)

        Logger root = Logger.getLogger("");

        // Remove old delegates
        for (Handler handler : root.getHandlers()) {
            getLog().info("Removing existing logging handler: " + handler.getClass().getName());
            root.removeHandler(handler);
        }

        // Add our delegate
        root.addHandler(new LogDelegateHandler(getLog()));
    }

    getLog().debug("[onValidateParameters]");
    onValidateParameters();

    // Test for need to generate
    getLog().debug("[needsGeneration]");
    if (needsGeneration() == false) {
        getLog().warn("No need to generate. skipping turmeric plugin execution.");
        return;
    }

    try {
        getLog().debug("[onRunSetup]");
        onRunSetup();

        // Attach directories to project even if skipping servicegen.
        // This is to be a good maven and m2eclipse citizen.
        getLog().debug("[onAttachGeneratedDirectories]");
        onAttachGeneratedDirectories();

        getLog().debug("[onRun]");
        onRun();
    } finally {
        getLog().debug("[onRunTearDown]");
        onRunTearDown();
    }
}

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From source file:nl.strohalm.cyclos.utils.logging.LoggingHandler.java

/**
 * Closes all handlers for the given logger
 * @param logger//  ww w .j av  a  2s . c  o  m
 */
private void close(final Logger logger) {
    if (logger == null) {
        return;
    }
    for (final Handler handler : logger.getHandlers()) {
        try {
            handler.close();
        } catch (final Exception e) {
            LOG.warn("Error while closing log handler - Ignoring", e);
        }
    }
}

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From source file:com.speed.ob.Obfuscator.java

public Obfuscator(final Config config) {
    transforms = new LinkedList<>();
    store = new ClassStore();
    this.config = config;
    //set up logging
    this.LOGGER = Logger.getLogger(this.getClass().getName());
    LOGGER.info("Ob2 is starting");
    String logLvl = config.get("Obfuscator.logging");
    String logDir = config.get("Obfuscator.log_dir");
    level = parseLevel(logLvl);//from   w w  w  .j  a v  a2  s  .  com
    LOGGER.info("Logger level set to " + level.getName());
    Logger topLevel = Logger.getLogger("");
    topLevel.setLevel(level);
    File logs = new File(logDir);
    if (!logs.exists()) {
        if (!logs.mkdir())
            Logger.getLogger(this.getClass().getName()).warning("Could not create logging directory");
    }
    try {
        if (logs.exists()) {
            fHandler = new FileHandler(logs.getAbsolutePath() + File.separator + "ob%g.log");
            topLevel.addHandler(fHandler);
        }

    } catch (IOException e) {
        e.printStackTrace();
    }
    for (Handler handler : topLevel.getHandlers()) {
        handler.setLevel(level);
    }
    //populate transforms
    LOGGER.info("Configuring Ob");
    LOGGER.fine("Parsing config");
    if (config.getBoolean("Obfuscator.all_transforms")) {
        LOGGER.fine("Adding all transforms");
        transforms.add(ClassNameTransform.class);
    } else {
        if (config.getBoolean("Obfuscator.classname_obfuscation")) {
            LOGGER.fine("Adding class name transform");
            transforms.add(ClassNameTransform.class);
        }
        if (config.getBoolean("Obfuscator.controlflow_obfuscation")) {
            LOGGER.fine("Control flow obfuscation not added, transform does not exist");
        }
        if (config.getBoolean("Obfuscator.string_obfuscation")) {
            LOGGER.fine("String obfuscation not added, transform does not exist");

        }
        if (config.getBoolean("Obfuscator.fieldname_transforms")) {
            LOGGER.fine("Field name obfuscation not added, transform does not exist");

        }
        if (config.getBoolean("Obfuscator.methodname_transforms")) {
            LOGGER.fine("Method name obfuscation not added, transform does not exist");

        }
    }
    LOGGER.info("Loaded " + transforms.size() + " transforms");
    String inputFile = config.get("Obfuscator.input");
    LOGGER.fine("Checking input file(s) and output directory");
    String outFile = config.get("Obfuscator.out_dir");
    out = new File(outFile);
    if (inputFile == null || inputFile.isEmpty()) {
        LOGGER.severe("Input file not specified in config");
        throw new RuntimeException("Input file not specified");
    } else {
        in = new File(inputFile);
        if (!in.exists()) {
            LOGGER.severe("Input file not found");
            throw new RuntimeException("Input file not found");
        }
        LOGGER.fine("Attempting to initialise classes");
        if (in.isDirectory()) {
            try {
                store.init(in.listFiles(), false);
            } catch (IOException e) {
                e.printStackTrace();
            }
        } else if (in.getName().endsWith(".class")) {
            try {
                store.init(new File[] { in }, false);
            } catch (IOException e) {
                e.printStackTrace();
            }
        } else if (in.getName().endsWith(".jar")) {
            try {
                JarInputStream in = new JarInputStream(new FileInputStream(this.in));
                store.init(in, out, this.in);
                in.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        LOGGER.info("Loaded " + store.nodes().size() + " classes");
    }
    if (!out.exists()) {
        LOGGER.fine("Attempting to make output directory");
        if (!out.mkdir()) {
            LOGGER.severe("Could not make output directory");
            throw new RuntimeException("Could not create output dir: " + out.getAbsolutePath());
        }
    } else if (!out.isDirectory()) {
        LOGGER.severe("Output directory is a file");
        throw new RuntimeException(out.getName() + " is not a directory, cannot output there");
    } else {
        if (!out.canWrite()) {
            LOGGER.severe("Cannot write to output directory");
            throw new RuntimeException("Cannot write to output dir: " + out.getAbsolutePath());
        }
    }

}

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From source file:es.upm.dit.gsi.sim.twitter.TwitterSimulation.java

/**
 * Constructor//  w w  w  .  j a  va2 s. c o m
 * 
 * @param seed
 */
public TwitterSimulation(long seed, List<String> topics) {
    super(seed);
    Logger globalLogger = logger.getParent();
    globalLogger.setLevel(level);
    for (Handler handler : globalLogger.getHandlers()) {
        handler.setLevel(level);
    }
    this.topicManager = new TopicManager();
    this.topicManager.setTopics(topics);
}

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