org.slf4j.impl.StaticLoggerBinder Java Examples

/**
 * Initialize LOGBack from the given URL.
 *
 * @param url              the url pointing to the location of the config file.
 * @param installJULBridge set to true to install SLF4J JUL bridge
 * @throws IllegalArgumentException if the url points to a non existing location or an error occurs during the parsing operation.
 */
public static void initLogging(URL url, boolean installJULBridge) {
    StaticLoggerBinder.getSingleton();
    ContextSelector selector = ContextSelectorStaticBinder.getSingleton().getContextSelector();
    LoggerContext loggerContext = selector.getLoggerContext();
    loggerContext.stop();
    ContextInitializer ctxi = new ContextInitializer(loggerContext);
    try {
        ctxi.configureByResource(url);
        loggerContext.start();
        if (installJULBridge) {
            //uninstall already present handlers we want to
            //continue logging through SLF4J after this point
            Logger l = LogManager.getLogManager().getLogger("");
            for (Handler h : l.getHandlers()) {
                l.removeHandler(h);
            }
            SLF4JBridgeHandler.install();

        }
    } catch (JoranException e) {
        throw new IllegalArgumentException("exception while initializing LOGBack", e);
    }
}
 

/**
 * Resets the state of the SLF4J Logback logging provider and system.
 */
public static void resetLogback() {

	try {

		Method loggerFactoryReset = LoggerFactory.class.getDeclaredMethod("reset");

		loggerFactoryReset.setAccessible(true);
		loggerFactoryReset.invoke(null);

		Method staticLoggerBinderReset = StaticLoggerBinder.class.getDeclaredMethod("reset");

		staticLoggerBinderReset.setAccessible(true);
		staticLoggerBinderReset.invoke(null);
	}
	catch (Throwable cause) {
		throw new IllegalStateException("Failed to reset Logback", cause);
	}
}
 

private static final void versionSanityCheck() {
    try {
        String e = StaticLoggerBinder.REQUESTED_API_VERSION;
        boolean match = false;
        String[] arr$ = API_COMPATIBILITY_LIST;
        int len$ = arr$.length;

        for(int i$ = 0; i$ < len$; ++i$) {
            String aAPI_COMPATIBILITY_LIST = arr$[i$];
            if(e.startsWith(aAPI_COMPATIBILITY_LIST)) {
                match = true;
            }
        }

        if(!match) {
            Util.report("The requested version " + e + " by your slf4j binding is not compatible with " + Arrays.asList(API_COMPATIBILITY_LIST));
            Util.report("See http://www.slf4j.org/codes.html#version_mismatch for further details.");
        }
    } catch (NoSuchFieldError var6) {
    } catch (Throwable var7) {
        Util.report("Unexpected problem occured during version sanity check", var7);
    }

}
 

@Override
public void onApplicationEvent(ApplicationEvent event) {
    final String settings = environment.getProperty("logging.config.src");
    if (StringUtils.hasText(settings)) {
        try {
            final ContextBase context = (ContextBase) StaticLoggerBinder.getSingleton().getLoggerFactory();
            final JoranConfigurator configurator = new JoranConfigurator();
            configurator.setContext(context);
            LOG.info("try to update logback configuration to {}", settings);
            context.reset();
            configurator.doConfigure(new ByteArrayInputStream(settings.getBytes()));
        } catch (JoranException e) {
            LOG.error("can't load settings", e);
        }
    }
}
 

/**
 * Returns the current logger-context.
 */
@VisibleForTesting
static LoggerContext loggerContext() {
  ILoggerFactory factory = LoggerFactory.getILoggerFactory();
  if (factory instanceof LoggerContext) {
    return (LoggerContext) factory;
  }
  // Pax-Logging registers a custom implementation of ILoggerFactory which hides logback; as a workaround
  // we set org.ops4j.pax.logging.StaticLogbackContext=true in system.properties and access it statically
  return (LoggerContext) StaticLoggerBinder.getSingleton().getLoggerFactory();
}
 

@Test
public void testCleanup() throws Exception {
    Log4jLoggerFactory factory = (Log4jLoggerFactory) StaticLoggerBinder.getSingleton().getLoggerFactory();
    factory.getLogger("test");
    Set<LoggerContext> set = factory.getLoggerContexts();
    LoggerContext ctx1 = set.toArray(new LoggerContext[0])[0];
    assertTrue("LoggerContext is not enabled for shutdown", ctx1 instanceof LifeCycle);
    ((LifeCycle) ctx1).stop();
    set = factory.getLoggerContexts();
    assertTrue("Expected no LoggerContexts", set.isEmpty());
}
 

@Override
public void onReceive(final Context context, final Intent intent) {
    if (Objects.equals(intent.getAction(), ACTION_LOG_LEVEL_CHANGE)) {
        if (intent.hasExtra(LOG_LEVEL_TAG)) {
            final String logLevelExtra = intent.getStringExtra(LOG_LEVEL_TAG);
            final @AndroidLogger.LogLevel int logLevel = StaticLoggerBinder.getValidLogLevel(logLevelExtra);
            StaticLoggerBinder.setLogLevel(logLevel);

            logger.info(String.format("Set log level to %1$s", logLevelExtra));
        }
    }
}
 

@Override
public void onCreate() {
    super.onCreate();

    //set loglevel to debug
    StaticLoggerBinder.setLogLevel(AndroidLogger.LogLevel.DEBUG);

    //init runtime
    runtime = AndroidBinderRuntime.init(this);

    registerProvider();
}
 

@Override
public void onCreate() {
    super.onCreate();

    //set loglevel to debug
    StaticLoggerBinder.setLogLevel(AndroidLogger.LogLevel.DEBUG);

    runtime = AndroidBinderRuntime.init(this);

    registerProxy();
}
 

@Override
public final void execute() throws MojoExecutionException, MojoFailureException {
    StaticLoggerBinder staticLoggerBinder = StaticLoggerBinder.getSingleton();
    staticLoggerBinder.setLog(getLog());
    try {
        doExecute();
    } finally {
        staticLoggerBinder.revokeLog();
    }
}
 

private LoggerContext getLoggerContext() {
	ILoggerFactory factory = StaticLoggerBinder.getSingleton().getLoggerFactory();
	Assert.isInstanceOf(LoggerContext.class, factory,
			String.format("LoggerFactory is not a Logback LoggerContext but Logback is on "
					+ "the classpath. Either remove Logback or the competing "
					+ "implementation (%s loaded from %s). If you are using "
					+ "WebLogic you will need to add 'org.slf4j' to " + "prefer-application-packages in WEB-INF/weblogic.xml",
					factory.getClass(), getLocation(factory)));
	return (LoggerContext) factory;
}
 

/**
 * Get the home (absolute path) of the task logs on disk
 *
 * @return the task log home, null if it couldn't be found (usually due to missing appender in logback.xml)
 */
@Nullable
public static String getTaskLogHome() {
  LoggerContext loggerContext = (LoggerContext) StaticLoggerBinder.getSingleton().getLoggerFactory();

  Appender<ILoggingEvent> appender = loggerContext.getLogger(ROOT_LOGGER_NAME).getAppender("tasklogfile");
  if (!(appender instanceof SiftingAppender)) {
    // We are forgiving if the task log appender does not exist. It could be that a user had a customized logback.xml
    // as of 3.4.1 when task logging was introduced. We don't want to block application start in this scenario.
    log.error("Could not find a Logback SiftingAppender named 'tasklogfile' in the logback configuration. " +
       "Please check that the 'tasklogfile' appender exists in logback.xml");
    return null;
  }
  SiftingAppender siftingAppender = (SiftingAppender) appender;

  // this will create a new appender which ultimately creates a temp.log within the tasks log folder
  FileAppender<ILoggingEvent> tempFileAppender = (FileAppender<ILoggingEvent>) siftingAppender.getAppenderTracker()
      .getOrCreate("temp", 0L);

  // Note that at full execution speed the temp.log may not actually exist yet, but we don't actually need it to
  File file = new File(tempFileAppender.getFile());

  String taskLogsFolder = file.getParent();

  // no need to keep the temp.log file around
  tempFileAppender.stop(); // stop the appender to release file lock (windows)
  FileUtils.deleteQuietly(file);

  return taskLogsFolder;
}
 

@Override
public void execute() throws MojoFailureException {
    StaticLoggerBinder.getSingleton().setMavenLog(this.getLog());
    if (this.targetDirectory.mkdirs()) {
        Logger.info(this, "Directory created: %s", this.targetDirectory);
    }
    try {
        Files.walk(this.sourceDirectory.toPath())
            .filter(file -> !file.toFile().isDirectory())
            .forEach(this::compile);
    } catch (final IOException ex) {
        throw new MojoFailureException(
            new UncheckedText(
                new FormattedText(
                    "Can't list EO files in %s",
                    this.sourceDirectory
                )
            ).asString(),
            ex
        );
    }
    this.project.addCompileSourceRoot(
        this.targetDirectory.getAbsolutePath()
    );
    Logger.info(
        this, "Directory added to sources: %s",
        this.targetDirectory
    );
}
 

@Override
public void onStartup(ServletContext servletContext) throws ServletException
{
	super.onStartup(servletContext);
	ILoggerFactory loggerFactory = StaticLoggerBinder.getSingleton().getLoggerFactory();
	if (loggerFactory instanceof LoggerContext)
	{
		LoggerContext loggerContext = (LoggerContext) loggerFactory;
		loggerContext.setPackagingDataEnabled(false);
		log.debug("Disabling logback packaging data");
	}
}
 

private static final void bind() {
    String msg;
    try {
        Set e = findPossibleStaticLoggerBinderPathSet();
        reportMultipleBindingAmbiguity(e);
        StaticLoggerBinder.getSingleton();
        INITIALIZATION_STATE = 3;
        reportActualBinding(e);
        fixSubstitutedLoggers();
    } catch (NoClassDefFoundError var2) {
        msg = var2.getMessage();
        if(!messageContainsOrgSlf4jImplStaticLoggerBinder(msg)) {
            failedBinding(var2);
            throw var2;
        }

        INITIALIZATION_STATE = 4;
        Util.report("Failed to load class \"org.slf4j.impl.StaticLoggerBinder\".");
        Util.report("Defaulting to no-operation (NOP) logger implementation");
        Util.report("See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.");
    } catch (NoSuchMethodError var3) {
        msg = var3.getMessage();
        if(msg != null && msg.contains("org.slf4j.impl.StaticLoggerBinder.getSingleton()")) {
            INITIALIZATION_STATE = 2;
            Util.report("slf4j-api 1.6.x (or later) is incompatible with this binding.");
            Util.report("Your binding is version 1.5.5 or earlier.");
            Util.report("Upgrade your binding to version 1.6.x.");
        }

        throw var3;
    } catch (Exception var4) {
        failedBinding(var4);
        throw new IllegalStateException("Unexpected initialization failure", var4);
    }

}
 

public static void main(String[] args) throws Exception {
    final Logger logger = LoggerFactory.getLogger(App.class);

    // Printing the information about the bindings for SLF4J:
    Configuration config = getConnectorConfiguration(args);
    final StaticLoggerBinder binder = StaticLoggerBinder.getSingleton();
    System.out.println("Logger Binding: " + binder.getLoggerFactory());
    System.out.println(binder.getLoggerFactoryClassStr());

    String dbPassword = config.getString("databasePassword");
    config.clearProperty("databasePassword");
    logger.info("Configuration for program (with DB password hidden) is: \n{}",
        ConfigurationUtils.toString(config));
    config.setProperty("databasePassword", dbPassword);

    logger.info("GOOGLE_APPLICATION_CREDENTIALS: {}",
        System.getenv("GOOGLE_APPLICATION_CREDENTIALS"));

// Properties to be passed directly to Debezium
ImmutableConfiguration debeziumConfig = config.immutableSubset("debezium");

startSender(
    config.getString("databaseName"),
    config.getString("databaseUsername"),
    config.getString("databasePassword"),
    config.getString("databaseAddress"),
    config.getString("databasePort", "3306"), // MySQL default port is 3306
    config.getString("gcpProject"),
    config.getString("gcpPubsubTopicPrefix"),
    config.getString("offsetStorageFile", DEFAULT_OFFSET_STORAGE_FILE),
    config.getString("databaseHistoryFile", DEFAULT_DATABASE_HISTORY_FILE),
    config.getBoolean("inMemoryOffsetStorage", false),
    config.getBoolean("singleTopicMode", false),
    config.getString("whitelistedTables"),
    config.getString("databaseManagementSystem", DEFAULT_RDBMS),
    debeziumConfig);
}
 

@Override
public void execute() throws MojoExecutionException, MojoFailureException {
    StaticLoggerBinder.getSingleton().setMavenLog(this.getLog());
}
 

public void execute () throws MojoExecutionException, MojoFailureException
{
  StaticLoggerBinder.getSingleton ().setMavenLog (getLog ());
  if (m_aSourceFile == null)
    throw new MojoExecutionException ("No Source file specified!");
  if (m_aSourceFile.exists () && !m_aSourceFile.isFile ())
    throw new MojoExecutionException ("The specified Source file " + m_aSourceFile + " is not a file!");

  if (m_aTargetFile == null)
    throw new MojoExecutionException ("No Target file specified!");
  if (m_aTargetFile.exists ())
  {
    if (!m_bOverwriteWithoutNotice)
    {
      // 3.1 Not overwriting the existing file
      getLog ().debug ("Skipping Target file '" + m_aTargetFile.getPath () + "' because it already exists!");
    }
    else
    {
      if (!m_aTargetFile.isFile ())
        throw new MojoExecutionException ("The specified Target file " + m_aTargetFile + " is not a file!");
    }
  }

  try
  {
    final PSSchema aSchema = new PSReader (new FileSystemResource (m_aSourceFile), null, null).readSchema ();
    final IPSQueryBinding aQueryBinding = PSQueryBindingRegistry.getQueryBindingOfNameOrThrow (aSchema.getQueryBinding ());

    final PSPreprocessor aPreprocessor = new PSPreprocessor (aQueryBinding);
    aPreprocessor.setKeepTitles (m_bKeepTitles);
    aPreprocessor.setKeepDiagnostics (m_bKeepDiagnostics);
    aPreprocessor.setKeepReports (m_bKeepReports);
    aPreprocessor.setKeepEmptyPatterns (m_bKeepEmptyPatterns);

    // Pre-process
    final PSSchema aPreprocessedSchema = aPreprocessor.getForcedPreprocessedSchema (aSchema);
    if (aPreprocessedSchema == null)
      throw new SchematronPreprocessException ("Failed to preprocess schema " +
                                               aSchema +
                                               " with query binding " +
                                               aQueryBinding);

    // Convert to XML string
    final MapBasedNamespaceContext aNSCtx = new MapBasedNamespaceContext ();
    aNSCtx.addDefaultNamespaceURI (CSchematron.NAMESPACE_SCHEMATRON);
    aNSCtx.addMapping ("xsl", CSchematron.NAMESPACE_URI_XSL);
    aNSCtx.addMapping ("svrl", CSVRL.SVRL_NAMESPACE_URI);

    // Add all <ns> elements from schema as NS context
    for (final PSNS aItem : aSchema.getAllNSs ())
      aNSCtx.setMapping (aItem.getPrefix (), aItem.getUri ());

    final IXMLWriterSettings XWS = new XMLWriterSettings ().setIndent (EXMLSerializeIndent.INDENT_AND_ALIGN)
                                                           .setNamespaceContext (aNSCtx);
    final IMicroDocument aDoc = new MicroDocument ();
    aDoc.appendChild (aPreprocessedSchema.getAsMicroElement ());
    if (MicroWriter.writeToFile (aDoc, m_aTargetFile, XWS).isSuccess ())
      getLog ().info ("Successfully wrote preprocessed Schematron file '" + m_aTargetFile.getPath () + "'");
    else
      getLog ().error ("Error writing preprocessed Schematron file to '" + m_aTargetFile.getPath () + "'");
  }
  catch (final SchematronException ex)
  {
    throw new MojoExecutionException ("Error preprocessing Schematron file '" + m_aSourceFile + "'", ex);
  }
}
 

@Override
protected void starting(Description description) {
    StaticLoggerBinder.getSingleton().setLog(log);
}
 

@Override
protected void finished(Description description) {
    StaticLoggerBinder.getSingleton().revokeLog();
}
 

private static void reportActualBinding(Set<URL> staticLoggerBinderPathSet) {
    if(isAmbiguousStaticLoggerBinderPathSet(staticLoggerBinderPathSet)) {
        Util.report("Actual binding is of type [" + StaticLoggerBinder.getSingleton().getLoggerFactoryClassStr() + ']');
    }

}
 

@Override
public void onCreate() {
    SupportSQLiteOpenHelper.Configuration  configuration;
    super.onCreate();

    StaticLoggerBinder.init(this);
    log = LoggerFactory.getLogger(DbSyncApplication.class);

    log.info("onCreate");


    configuration = SupportSQLiteOpenHelper.Configuration.builder(this)
            .name("db1")
            .callback(new Db1Callback())
            .build();
    db1OpenHelper = new FrameworkSQLiteOpenHelperFactory()
            .create(configuration);
    db1OpenHelper.getReadableDatabase();

    configuration = SupportSQLiteOpenHelper.Configuration.builder(this)
            .name("db2")
            .callback(new Db2Callback())
            .build();
    db2OpenHelper = new FrameworkSQLiteOpenHelperFactory()
            .create(configuration);
    db2OpenHelper.getReadableDatabase();

    configuration = SupportSQLiteOpenHelper.Configuration.builder(this)
            .name("db3")
            .callback(new Db3Callback())
            .build();
    db3OpenHelper = new FrameworkSQLiteOpenHelperFactory()
            .create(configuration);
    db3OpenHelper.getReadableDatabase();

    configuration = SupportSQLiteOpenHelper.Configuration.builder(this)
            .name("db4")
            .callback(new Db4Callback())
            .build();
    db4OpenHelper = new FrameworkSQLiteOpenHelperFactory()
            .create(configuration);
    db4OpenHelper.getReadableDatabase();


    configuration = SupportSQLiteOpenHelper.Configuration.builder(this)
            .name("db5")
            .callback(new Db5Callback())
            .build();
    db5OpenHelper = new FrameworkSQLiteOpenHelperFactory()
            .create(configuration);
    db5OpenHelper.getReadableDatabase();
}
 

public static JoynrRuntime run(final Context context, final String brokerUri) {

        StaticLoggerBinder.setLogLevel(AndroidLogger.LogLevel.DEBUG);
        logger.debug("Starting...");

        return initClusterController(context, brokerUri, new Properties());
    }
 

/**
 * Private ctor to avoid direct instantiation of the class.
 */
private StaticLoggerBinder ()
{}
 

/**
 * Return the singleton of this class.
 * 
 * @return The StaticLoggerBinder singleton
 */
public static StaticLoggerBinder getSingleton ()
{
  return StaticLoggerBinder.SINGLETON;
}