opends/src/server/org/opends/server/api/DirectoryThread.java
@@ -22,7 +22,7 @@ * CDDL HEADER END * * * Copyright 2006-2008 Sun Microsystems, Inc. * Copyright 2006-2009 Sun Microsystems, Inc. */ package org.opends.server.api; @@ -33,7 +33,21 @@ import org.opends.server.backends.task.Task; import org.opends.server.core.DirectoryServer; import static org.opends.server.loggers.debug.DebugLogger. debugEnabled; import static org.opends.server.loggers.debug.DebugLogger.getTracer; import org.opends.server.loggers.debug.DebugTracer; import static org.opends.server.loggers.ErrorLogger.logError; import org.opends.server.types.DebugLogLevel; import org.opends.server.types.DN; import static org.opends.server.util.StaticUtils.stackTraceToString; import static org.opends.server.util.ServerConstants. ALERT_TYPE_UNCAUGHT_EXCEPTION; import static org.opends.server.util.ServerConstants. ALERT_DESCRIPTION_UNCAUGHT_EXCEPTION; import org.opends.messages.Message; import static org.opends.messages.CoreMessages. ERR_UNCAUGHT_THREAD_EXCEPTION; /** @@ -62,6 +76,18 @@ public class DirectoryThread extends Thread { /** * The tracer object for the debug logger. */ private static final DebugTracer TRACER = getTracer(); /** * The directory thread group that all directory threads will be a * member of. */ public static final DirectoryThreadGroup DIRECTORY_THREAD_GROUP = new DirectoryThreadGroup(); // The stack trace taken at the time that this thread was created. private StackTraceElement[] creationStackTrace; @@ -71,7 +97,73 @@ // A reference to the thread that was used to create this thread. private Thread parentThread; /** * A thread group for all directory threads. This implements a * custom unhandledException handler that logs the error. */ private static class DirectoryThreadGroup extends ThreadGroup implements AlertGenerator { private final LinkedHashMap<String,String> alerts; /** * Private constructor for DirectoryThreadGroup. */ private DirectoryThreadGroup() { super("Directory Server Thread Group"); alerts = new LinkedHashMap<String,String>(); alerts.put(ALERT_TYPE_UNCAUGHT_EXCEPTION, ALERT_DESCRIPTION_UNCAUGHT_EXCEPTION); } /** * {@inheritDoc} */ public DN getComponentEntryDN() { return DN.NULL_DN; } /** * {@inheritDoc} */ public String getClassName() { return "org.oepnds.server.api.DirectoryThread"; } /** * {@inheritDoc} */ public LinkedHashMap<String, String> getAlerts() { return alerts; } /** * Provides a means of handling a case in which a thread is about * to die because of an unhandled exception. This method does * nothing to try to prevent the death of that thread, but will * at least log it so that it can be available for debugging * purposes. * * @param t The thread that threw the exception. * @param e The exception that was thrown but not properly * handled. */ @Override public void uncaughtException(Thread t, Throwable e) { if (debugEnabled()) { TRACER.debugCaught(DebugLogLevel.ERROR, e); } Message message = ERR_UNCAUGHT_THREAD_EXCEPTION.get( t.getName(), stackTraceToString(e)); logError(message); DirectoryServer.sendAlertNotification(this, ALERT_TYPE_UNCAUGHT_EXCEPTION, message); } } /** * Creates a new instance of this directory thread with the @@ -83,7 +175,7 @@ */ public DirectoryThread(Runnable target, String threadName) { super (DirectoryServer.getDirectoryThreadGroup(), target, super (DIRECTORY_THREAD_GROUP, target, threadName); @@ -99,26 +191,7 @@ */ protected DirectoryThread(String threadName) { super(DirectoryServer.getDirectoryThreadGroup(), threadName); init(); } /** * Creates a new instance of this directory thread with the * specified name as a part of the given thread group. * * @param threadGroup The thread group in which this thread is to * be placed. * @param threadName The human-readable name to use for this * thread for debugging purposes. */ protected DirectoryThread(ThreadGroup threadGroup, String threadName) { super(threadGroup, threadName); super(DIRECTORY_THREAD_GROUP, threadName); init(); opends/src/server/org/opends/server/core/DirectoryServer.java
@@ -242,7 +242,7 @@ * components. */ public class DirectoryServer implements Thread.UncaughtExceptionHandler, AlertGenerator implements AlertGenerator { /** * The tracer object for the debug logger. @@ -717,10 +717,6 @@ private SynchronizationProviderConfigManager synchronizationProviderConfigManager; // The thread group for all threads associated with the Directory Server. private ThreadGroup directoryThreadGroup; // Registry for base DN and naming context information. private BaseDnRegistry baseDnRegistry; @@ -1038,23 +1034,12 @@ } // Create the thread group that should be used for all Directory Server // threads. directoryThreadGroup = new ThreadGroup("Directory Server Thread Group"); // Add a shutdown hook so that the server can be notified when the JVM // starts shutting down. shutdownHook = new DirectoryServerShutdownHook(); Runtime.getRuntime().addShutdownHook(shutdownHook); // Register this class as the default uncaught exception handler for the // JVM. The uncaughtException method will be called if a thread dies // because it did not properly handle an exception. Thread.setDefaultUncaughtExceptionHandler(this); // Create the MBean server that we will use for JMX interaction. initializeJMX(); @@ -2912,20 +2897,6 @@ /** * Retrieves the thread group that should be used by all threads associated * with the Directory Server. * * @return The thread group that should be used by all threads associated * with the Directory Server. */ public static ThreadGroup getDirectoryThreadGroup() { return directoryServer.directoryThreadGroup; } /** * Retrieves a reference to the Directory Server configuration handler. * * @return A reference to the Directory Server configuration handler. @@ -9090,8 +9061,6 @@ alerts.put(ALERT_TYPE_SERVER_STARTED, ALERT_DESCRIPTION_SERVER_STARTED); alerts.put(ALERT_TYPE_SERVER_SHUTDOWN, ALERT_DESCRIPTION_SERVER_SHUTDOWN); alerts.put(ALERT_TYPE_UNCAUGHT_EXCEPTION, ALERT_DESCRIPTION_UNCAUGHT_EXCEPTION); alerts.put(ALERT_TYPE_ENTERING_LOCKDOWN_MODE, ALERT_DESCRIPTION_ENTERING_LOCKDOWN_MODE); alerts.put(ALERT_TYPE_LEAVING_LOCKDOWN_MODE, @@ -9103,30 +9072,6 @@ /** * Provides a means of handling a case in which a thread is about to die * because of an unhandled exception. This method does nothing to try to * prevent the death of that thread, but will at least log it so that it can * be available for debugging purposes. * * @param thread The thread that threw the exception. * @param exception The exception that was thrown but not properly handled. */ public void uncaughtException(Thread thread, Throwable exception) { if (debugEnabled()) { TRACER.debugCaught(DebugLogLevel.ERROR, exception); } Message message = ERR_UNCAUGHT_THREAD_EXCEPTION.get( thread.getName(), stackTraceToString(exception)); logError(message); sendAlertNotification(this, ALERT_TYPE_UNCAUGHT_EXCEPTION, message); } /** * Indicates whether the server is currently in the process of shutting down. * @return <CODE>true</CODE> if this server is currently in the process of * shutting down and <CODE>false</CODE> otherwise. opends/src/server/org/opends/server/core/ServerShutdownMonitor.java
@@ -22,12 +22,13 @@ * CDDL HEADER END * * * Copyright 2006-2008 Sun Microsystems, Inc. * Copyright 2006-2009 Sun Microsystems, Inc. */ package org.opends.server.core; import org.opends.server.api.DirectoryThread; import java.util.Iterator; import java.util.LinkedList; @@ -38,7 +39,7 @@ * shutdown process and may help nudge it along if it appears to get hung. */ public class ServerShutdownMonitor extends Thread extends DirectoryThread { // Indicates whether the monitor has completed and the shutdown may be // finalized with a call to System.exit; @@ -56,7 +57,7 @@ */ public ServerShutdownMonitor() { setName("Directory Server Shutdown Monitor"); super("Directory Server Shutdown Monitor"); setDaemon(true); @@ -71,7 +72,7 @@ // we'll make sure to allocate enough room for double the threads that we // think are currently running. threadList = new LinkedList<Thread>(); ThreadGroup threadGroup = DirectoryServer.getDirectoryThreadGroup(); ThreadGroup threadGroup = DirectoryThread.DIRECTORY_THREAD_GROUP; Thread[] threadArray = new Thread[threadGroup.activeCount() * 2]; int numThreads = threadGroup.enumerate(threadArray, true); for (int i=0; i < numThreads; i++) opends/src/server/org/opends/server/extensions/SoftReferenceEntryCache.java
@@ -22,7 +22,7 @@ * CDDL HEADER END * * * Copyright 2006-2008 Sun Microsystems, Inc. * Copyright 2006-2009 Sun Microsystems, Inc. */ package org.opends.server.extensions; import org.opends.messages.Message; @@ -43,6 +43,7 @@ import org.opends.server.admin.std.server.SoftReferenceEntryCacheCfg; import org.opends.server.api.Backend; import org.opends.server.api.EntryCache; import org.opends.server.api.DirectoryThread; import org.opends.server.config.ConfigException; import org.opends.server.core.DirectoryServer; import org.opends.server.loggers.debug.DebugTracer; @@ -128,7 +129,8 @@ ) throws ConfigException, InitializationException { cleanerThread = new Thread(this, "Soft Reference Entry Cache Cleaner"); cleanerThread = new DirectoryThread(this, "Soft Reference Entry Cache Cleaner"); cleanerThread.setDaemon(true); cleanerThread.start(); opends/src/server/org/opends/server/loggers/debug/DebugAspect.java
@@ -22,7 +22,7 @@ * CDDL HEADER END * * * Copyright 2006-2008 Sun Microsystems, Inc. * Copyright 2006-2009 Sun Microsystems, Inc. */ package org.opends.server.loggers.debug; @@ -83,15 +83,6 @@ } /** * Pointcut for matching the getDirectoryThreadGroup method. */ @Pointcut("execution(public static ThreadGroup org.opends.server." + "core.DirectoryServer.getDirectoryThreadGroup(..))") private void getThreadGroupMethod() { } /** * Pointcut for matching all getDebugProperties() methods. * TODO: Make this less general. Find out if pointcut matches * subclass methods. @@ -120,8 +111,7 @@ * debug logger. */ @Pointcut("toStringMethod() || getMessageMethod() || " + "getDebugPropertiesMethod() || debugRelatedClasses() || " + "getThreadGroupMethod()") "getDebugPropertiesMethod() || debugRelatedClasses()") private void excluded() { } opends/src/server/org/opends/server/monitors/EntryCacheMonitorProvider.java
@@ -22,7 +22,7 @@ * CDDL HEADER END * * * Copyright 2008 Sun Microsystems, Inc. * Copyright 2008-2009 Sun Microsystems, Inc. */ package org.opends.server.monitors; @@ -58,8 +58,8 @@ // The entry cache with which this monitor is associated. private EntryCache<? extends EntryCacheCfg> entryCache; // Global entry cache monitor configuration. private static EntryCacheMonitorProviderCfg monitorConfiguration; // Entry cache monitor configuration. private EntryCacheMonitorProviderCfg monitorConfiguration; /** * Creates default instance of this monitor provider. opends/src/server/org/opends/server/tasks/RestartTaskThread.java
@@ -22,7 +22,7 @@ * CDDL HEADER END * * * Copyright 2006-2008 Sun Microsystems, Inc. * Copyright 2006-2009 Sun Microsystems, Inc. */ package org.opends.server.tasks; import org.opends.messages.Message; @@ -30,6 +30,7 @@ import org.opends.server.core.DirectoryServer; import org.opends.server.api.DirectoryThread; @@ -49,7 +50,7 @@ * exit before we get a chance to restart it if all non-daemon threads go away. */ public class RestartTaskThread extends Thread extends DirectoryThread { /** * The fully-qualified name of this class.