org.opencms.publish.CmsPublishEngine Maven / Gradle / Ivy
Show all versions of opencms-test Show documentation
/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* For further information about Alkacon Software GmbH & Co. KG, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.publish;
import org.opencms.db.CmsDbContext;
import org.opencms.db.CmsDriverManager;
import org.opencms.db.CmsPublishList;
import org.opencms.db.CmsUserSettings;
import org.opencms.db.I_CmsDbContextFactory;
import org.opencms.file.CmsDataAccessException;
import org.opencms.file.CmsObject;
import org.opencms.file.CmsRequestContext;
import org.opencms.file.CmsResource;
import org.opencms.file.CmsUser;
import org.opencms.lock.CmsLockType;
import org.opencms.main.CmsEvent;
import org.opencms.main.CmsException;
import org.opencms.main.CmsInitException;
import org.opencms.main.CmsLog;
import org.opencms.main.I_CmsEventListener;
import org.opencms.main.OpenCms;
import org.opencms.monitor.CmsMemoryMonitor;
import org.opencms.report.I_CmsReport;
import org.opencms.security.CmsAuthentificationException;
import org.opencms.security.CmsRole;
import org.opencms.util.CmsUUID;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.apache.commons.logging.Log;
/**
* This class is responsible for the publish process.
*
* @since 6.5.5
*/
public final class CmsPublishEngine {
/** The log object for this class. */
private static final Log LOG = CmsLog.getLog(CmsPublishEngine.class);
/** The id of the admin user. */
private CmsUUID m_adminUserId;
/** The current running publish job. */
private CmsPublishThread m_currentPublishThread;
/** The runtime info factory used during publishing. */
private final I_CmsDbContextFactory m_dbContextFactory;
/** The driver manager instance. */
private CmsDriverManager m_driverManager;
/** The engine state. */
private CmsPublishEngineState m_engineState;
/** The publish listeners. */
private final CmsPublishListenerCollection m_listeners;
/** The publish history list with already published jobs. */
private final CmsPublishHistory m_publishHistory;
/** The queue with still waiting publish job. */
private final CmsPublishQueue m_publishQueue;
/** The amount of time the system will wait for a running publish job during shutdown. */
private int m_publishQueueShutdowntime;
/** Is set during shutdown. */
private boolean m_shuttingDown;
/**
* Default constructor.
*
* @param dbContextFactory the initialized OpenCms runtime info factory
*
* @throws CmsInitException if the configured path to store the publish reports is not accessible
*/
public CmsPublishEngine(I_CmsDbContextFactory dbContextFactory)
throws CmsInitException {
if (OpenCms.getRunLevel() > OpenCms.RUNLEVEL_2_INITIALIZING) {
// OpenCms is already initialized
throw new CmsInitException(
org.opencms.main.Messages.get().container(org.opencms.main.Messages.ERR_ALREADY_INITIALIZED_0));
}
if (dbContextFactory == null) {
throw new CmsInitException(
org.opencms.main.Messages.get().container(org.opencms.main.Messages.ERR_CRITICAL_NO_DB_CONTEXT_0));
}
// initialize the db context factory
m_dbContextFactory = dbContextFactory;
// initialize publish queue
m_publishQueue = new CmsPublishQueue(this);
// initialize publish history
m_publishHistory = new CmsPublishHistory(this);
// initialize event handling
m_listeners = new CmsPublishListenerCollection(this);
// set engine state to normal processing
m_engineState = CmsPublishEngineState.ENGINE_STARTED;
if (CmsLog.INIT.isInfoEnabled()) {
CmsLog.INIT.info(Messages.get().getBundle().key(Messages.INIT_PUBLISH_ENGINE_READY_0));
}
}
/**
* Abandons the given publish thread.
*/
public void abandonThread() {
if (!m_currentPublishThread.isAlive()) {
// thread is dead
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(Messages.LOG_PUBLISH_ENGINE_DEAD_JOB_0));
}
} else {
// thread is not dead, and we suppose it hangs :(
if (LOG.isWarnEnabled()) {
LOG.warn(
Messages.get().getBundle().key(
Messages.LOG_THREADSTORE_PUBLISH_THREAD_INTERRUPT_2,
m_currentPublishThread.getName(),
m_currentPublishThread.getUUID()));
}
m_currentPublishThread.interrupt();
}
// just throw it away
m_currentPublishThread = null;
// and try again
checkCurrentPublishJobThread();
}
/**
* Controls the publish process.
*/
public synchronized void checkCurrentPublishJobThread() {
// give the finishing publish thread enough time to clean up
try {
Thread.sleep(200);
} catch (InterruptedException e) {
// ignore
}
// create a publish thread only if engine is started
if (m_engineState != CmsPublishEngineState.ENGINE_STARTED) {
return;
}
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(Messages.LOG_PUBLISH_ENGINE_RUNNING_0));
}
// check the driver manager
if ((m_driverManager == null) || (m_dbContextFactory == null)) {
LOG.error(Messages.get().getBundle().key(Messages.ERR_PUBLISH_ENGINE_NOT_INITIALIZED_0));
// without these there is nothing we can do
return;
}
// there is no running publish job
if (m_currentPublishThread == null) {
// but something is waiting in the queue
if (!m_publishQueue.isEmpty()) {
// start the next waiting publish job
CmsPublishJobInfoBean publishJob = m_publishQueue.next();
m_currentPublishThread = new CmsPublishThread(this, publishJob);
m_currentPublishThread.start();
} else {
// nothing to do
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(Messages.LOG_PUBLISH_ENGINE_NO_RUNNING_JOB_0));
}
}
return;
}
if (m_currentPublishThread.isAlive()) {
// normal running
// wait until it is finished
if (LOG.isDebugEnabled()) {
LOG.debug(Messages.get().getBundle().key(Messages.LOG_PUBLISH_ENGINE_WAITING_0));
}
} else {
// clean up the dead thread
abandonThread();
}
}
/**
* Enqueues a new publish job with the given information in publish queue.
*
* All resources should already be locked.
*
* If possible, the publish job starts immediately.
*
* @param cms the cms context to publish for
* @param publishList the resources to publish
* @param report the report to write to
*
* @throws CmsException if something goes wrong while cloning the cms context
*/
public void enqueuePublishJob(CmsObject cms, CmsPublishList publishList, I_CmsReport report) throws CmsException {
// check the driver manager
if ((m_driverManager == null) || (m_dbContextFactory == null)) {
// the resources are unlocked in the driver manager
throw new CmsPublishException(Messages.get().container(Messages.ERR_PUBLISH_ENGINE_NOT_INITIALIZED_0));
}
// prevent new jobs if the engine is disabled
if (m_shuttingDown || (!isEnabled() && !OpenCms.getRoleManager().hasRole(cms, CmsRole.ROOT_ADMIN))) {
// the resources are unlocked in the driver manager
throw new CmsPublishException(Messages.get().container(Messages.ERR_PUBLISH_ENGINE_DISABLED_0));
}
// create the publish job
CmsPublishJobInfoBean publishJob = new CmsPublishJobInfoBean(cms, publishList, report);
try {
// enqueue it and
m_publishQueue.add(publishJob);
// notify all listeners
m_listeners.fireEnqueued(new CmsPublishJobBase(publishJob));
} catch (Throwable t) {
// we really really need to catch everything here, or else the queue status is broken
if (m_publishQueue.contains(publishJob)) {
m_publishQueue.remove(publishJob);
}
// throw the exception again
throw new CmsException(
Messages.get().container(Messages.ERR_PUBLISH_ENGINE_QUEUE_1, publishJob.getPublishHistoryId()),
t);
}
// try to start the publish job immediately
checkCurrentPublishJobThread();
}
/**
* Returns a publish job based on its publish history id.
*
* The returned publish job may be an enqueued, running or finished publish job.
*
* @param publishHistoryId the publish history id to search for
*
* @return the publish job with the given publish history id, or null
*/
public CmsPublishJobBase getJobByPublishHistoryId(CmsUUID publishHistoryId) {
// try current running job
if ((m_currentPublishThread != null)
&& m_currentPublishThread.getPublishJob().getPublishHistoryId().equals(publishHistoryId)) {
return new CmsPublishJobRunning(m_currentPublishThread.getPublishJob());
}
// try enqueued jobs
Iterator itEnqueuedJobs = getPublishQueue().asList().iterator();
while (itEnqueuedJobs.hasNext()) {
CmsPublishJobEnqueued enqueuedJob = itEnqueuedJobs.next();
if (enqueuedJob.getPublishList().getPublishHistoryId().equals(publishHistoryId)) {
return enqueuedJob;
}
}
// try finished jobs
Iterator itFinishedJobs = getPublishHistory().asList().iterator();
while (itFinishedJobs.hasNext()) {
CmsPublishJobFinished finishedJob = itFinishedJobs.next();
if (finishedJob.getPublishHistoryId().equals(publishHistoryId)) {
return finishedJob;
}
}
return null;
}
/**
* Sets the driver manager instance.
*
* @param driverManager the driver manager instance
*/
public void setDriverManager(CmsDriverManager driverManager) {
m_driverManager = driverManager;
CmsDbContext dbc = m_dbContextFactory.getDbContext();
try {
m_adminUserId = m_driverManager.readUser(dbc, OpenCms.getDefaultUsers().getUserAdmin()).getId();
} catch (CmsException e) {
dbc.rollback();
LOG.error(e.getLocalizedMessage(), e);
} finally {
dbc.clear();
}
}
/**
* Shuts down all this static export manager.
*
* NOTE: this method may or may NOT be called (i.e. kill -9 in the stop script), if a system is stopped.
*
* This is required since there may still be a thread running when the system is being shut down.
*/
public synchronized void shutDown() {
if (CmsLog.INIT.isInfoEnabled()) {
CmsLog.INIT.info(
org.opencms.main.Messages.get().getBundle().key(
org.opencms.main.Messages.INIT_SHUTDOWN_START_1,
this.getClass().getName()));
}
// prevent new publish jobs are accepted
m_shuttingDown = true;
// if a job is currently running,
// wait the specified amount of time,
// then write an abort message to the report
if (m_currentPublishThread != null) {
// if a shutdown time is defined, wait if a publish process is running
if (m_publishQueueShutdowntime > 0) {
synchronized (this) {
try {
Thread.sleep(m_publishQueueShutdowntime * 1000);
} catch (InterruptedException exc) {
// ignore
}
}
}
if (m_currentPublishThread != null) {
CmsPublishJobInfoBean publishJob = m_currentPublishThread.getPublishJob();
try {
abortPublishJob(m_adminUserId, new CmsPublishJobEnqueued(publishJob), false);
} catch (CmsException e) {
if (LOG.isErrorEnabled()) {
LOG.error(e.getLocalizedMessage(), e);
}
}
}
}
// write the log
CmsDbContext dbc = getDbContext(null);
try {
m_driverManager.updateLog(dbc);
} catch (CmsDataAccessException e) {
if (LOG.isErrorEnabled()) {
LOG.error(e.getLocalizedMessage(), e);
}
} finally {
dbc.clear();
}
if (CmsLog.INIT.isInfoEnabled()) {
CmsLog.INIT.info(
org.opencms.staticexport.Messages.get().getBundle().key(
org.opencms.staticexport.Messages.INIT_SHUTDOWN_1,
this.getClass().getName()));
}
}
/**
* Aborts the given publish job.
*
* @param userId the id of user that wants to abort the given publish job
* @param publishJob the publish job to abort
* @param removeJob indicates if the job will be removed or added to history
*
* @throws CmsException if there is some problem during unlocking the resources
* @throws CmsPublishException if the publish job can not be aborted
*/
protected void abortPublishJob(CmsUUID userId, CmsPublishJobEnqueued publishJob, boolean removeJob)
throws CmsException, CmsPublishException {
// abort event should be raised before the job is removed implicitly
m_listeners.fireAbort(userId, publishJob);
if ((m_currentPublishThread == null)
|| !publishJob.m_publishJob.equals(m_currentPublishThread.getPublishJob())) {
// engine is currently publishing another job or is not publishing
if (!m_publishQueue.abortPublishJob(publishJob.m_publishJob)) {
// job not found
throw new CmsPublishException(
Messages.get().container(Messages.ERR_PUBLISH_ENGINE_MISSING_PUBLISH_JOB_0));
}
} else if (!m_shuttingDown) {
// engine is currently publishing the job to abort
m_currentPublishThread.abort();
} else if (m_shuttingDown && (m_currentPublishThread != null)) {
// aborting the current job during shut down
I_CmsReport report = m_currentPublishThread.getReport();
report.println();
report.println();
report.println(
Messages.get().container(Messages.RPT_PUBLISH_JOB_ABORT_SHUTDOWN_0),
I_CmsReport.FORMAT_ERROR);
report.println();
}
// unlock all resources
if (publishJob.getPublishList() != null) {
unlockPublishList(publishJob.m_publishJob);
}
// keep job if requested
if (!removeJob) {
// set finish info
publishJob.m_publishJob.finish();
getPublishHistory().add(publishJob.m_publishJob);
} else {
getPublishQueue().remove(publishJob.m_publishJob);
}
}
/**
* Adds a publish listener to listen on publish events.
*
* @param listener the publish listener to add
*/
protected void addPublishListener(I_CmsPublishEventListener listener) {
m_listeners.add(listener);
}
/**
* Disables the publish engine, i.e. publish jobs are not accepted.
*/
protected void disableEngine() {
m_engineState = CmsPublishEngineState.ENGINE_DISABLED;
}
/**
* Enables the publish engine, i.e. publish jobs are accepted.
*/
protected void enableEngine() {
m_engineState = CmsPublishEngineState.ENGINE_STARTED;
// start publish job if jobs waiting
if ((m_currentPublishThread == null) && !m_publishQueue.isEmpty()) {
checkCurrentPublishJobThread();
}
}
/**
* Returns the current running publish job.
*
* @return the current running publish job
*/
protected CmsPublishThread getCurrentPublishJob() {
return m_currentPublishThread;
}
/**
* Returns the a new db context object.
*
* @param ctx optional request context, can be null
*
* @return the a new db context object
*/
protected CmsDbContext getDbContext(CmsRequestContext ctx) {
return m_dbContextFactory.getDbContext(ctx);
}
/**
* Returns the driver manager instance.
*
* @return the driver manager instance
*/
protected CmsDriverManager getDriverManager() {
return m_driverManager;
}
/**
* Returns the publish history list with already publish job.
*
* @return the publish history list with already publish job
*/
protected CmsPublishHistory getPublishHistory() {
return m_publishHistory;
}
/**
* Returns the queue with still waiting publish job.
*
* @return the queue with still waiting publish job
*/
protected CmsPublishQueue getPublishQueue() {
return m_publishQueue;
}
/**
* Returns the content of the publish report assigned to the given publish job.
*
* @param publishJob the published job
* @return the content of the assigned publish report
*
* @throws CmsException if something goes wrong
*/
protected byte[] getReportContents(CmsPublishJobFinished publishJob) throws CmsException {
byte[] result = null;
CmsDbContext dbc = m_dbContextFactory.getDbContext();
try {
result = m_driverManager.readPublishReportContents(dbc, publishJob.getPublishHistoryId());
} catch (CmsException e) {
dbc.rollback();
LOG.error(e.getLocalizedMessage(), e);
throw e;
} finally {
dbc.clear();
}
return result;
}
/**
* Returns the user identified by the given id.
*
* @param userId the id of the user to retrieve
*
* @return the user identified by the given id
*/
protected CmsUser getUser(CmsUUID userId) {
CmsDbContext dbc = m_dbContextFactory.getDbContext();
try {
return m_driverManager.readUser(dbc, userId);
} catch (CmsException e) {
dbc.rollback();
LOG.error(e.getLocalizedMessage(), e);
} finally {
dbc.clear();
}
return null;
}
/**
* Initializes the publish engine.
*
* @param adminCms the admin cms
* @param publishQueuePersistance flag if the queue is persisted
* @param publishQueueShutdowntime amount of time to wait for a publish job during shutdown
*
* @throws CmsException if something goes wrong
*/
protected void initialize(CmsObject adminCms, boolean publishQueuePersistance, int publishQueueShutdowntime)
throws CmsException {
// check the driver manager
if ((m_driverManager == null) || (m_dbContextFactory == null)) {
throw new CmsPublishException(Messages.get().container(Messages.ERR_PUBLISH_ENGINE_NOT_INITIALIZED_0));
}
m_publishQueueShutdowntime = publishQueueShutdowntime;
// initially the engine is stopped, must be restartet after full system initialization
m_engineState = CmsPublishEngineState.ENGINE_STOPPED;
// read the publish history from the repository
m_publishHistory.initialize();
// read the queue from the repository
m_publishQueue.initialize(adminCms, publishQueuePersistance);
}
/**
* Returns the working state, that is if no publish job
* is waiting to be processed and there is no current running
* publish job.
*
* @return the working state
*/
protected boolean isRunning() {
return (((m_engineState == CmsPublishEngineState.ENGINE_STARTED) && !m_publishQueue.isEmpty())
|| (m_currentPublishThread != null));
}
/**
* Sets publish locks of resources in a publish list.
*
* @param publishJob the publish job
* @throws CmsException if something goes wrong
*/
protected void lockPublishList(CmsPublishJobInfoBean publishJob) throws CmsException {
CmsPublishList publishList = publishJob.getPublishList();
// lock them
CmsDbContext dbc = getDbContext(publishJob.getCmsObject().getRequestContext());
try {
Iterator itResources = publishList.getAllResources().iterator();
while (itResources.hasNext()) {
CmsResource resource = itResources.next();
m_driverManager.lockResource(dbc, resource, CmsLockType.PUBLISH);
}
} catch (CmsException e) {
dbc.rollback();
LOG.error(e.getLocalizedMessage(), e);
throw e;
} finally {
dbc.clear();
}
}
/**
* Signalizes that the publish thread finishes.
*
* @param publishJob the finished publish job
*/
protected void publishJobFinished(CmsPublishJobInfoBean publishJob) {
// in order to avoid not removable publish locks, unlock all assigned resources again
try {
unlockPublishList(publishJob);
} catch (Throwable t) {
// log failure, most likely a database problem
LOG.error(t.getLocalizedMessage(), t);
}
// trigger the old event mechanism
CmsDbContext dbc = m_dbContextFactory.getDbContext(publishJob.getCmsObject().getRequestContext());
try {
// fire an event that a project has been published
Map eventData = new HashMap();
eventData.put(I_CmsEventListener.KEY_REPORT, publishJob.getPublishReport());
eventData.put(
I_CmsEventListener.KEY_PUBLISHID,
publishJob.getPublishList().getPublishHistoryId().toString());
eventData.put(I_CmsEventListener.KEY_PROJECTID, dbc.currentProject().getUuid());
eventData.put(I_CmsEventListener.KEY_DBCONTEXT, dbc);
CmsEvent afterPublishEvent = new CmsEvent(I_CmsEventListener.EVENT_PUBLISH_PROJECT, eventData);
OpenCms.fireCmsEvent(afterPublishEvent);
} catch (Throwable t) {
if (dbc != null) {
dbc.rollback();
}
LOG.error(t.getLocalizedMessage(), t);
// catch every thing including runtime exceptions
publishJob.getPublishReport().println(t);
} finally {
if (dbc != null) {
try {
dbc.clear();
} catch (Throwable t) {
// ignore
}
dbc = null;
}
}
try {
// fire the publish finish event
m_listeners.fireFinish(new CmsPublishJobRunning(publishJob));
} catch (Throwable t) {
// log failure, most likely a database problem
LOG.error(t.getLocalizedMessage(), t);
}
try {
// finish the job
publishJob.finish();
} catch (Throwable t) {
// log failure, most likely a database problem
LOG.error(t.getLocalizedMessage(), t);
}
try {
// put the publish job into the history list
m_publishHistory.add(publishJob);
} catch (Throwable t) {
// log failure, most likely a database problem
LOG.error(t.getLocalizedMessage(), t);
}
if (Thread.currentThread() == m_currentPublishThread) {
// wipe the dead thread, only if this thread has not been abandoned
m_currentPublishThread = null;
}
// clear the published resources cache
OpenCms.getMemoryMonitor().flushCache(CmsMemoryMonitor.CacheType.PUBLISHED_RESOURCES);
// try to start a new publish job
checkCurrentPublishJobThread();
}
/**
* A publish job has been permanently removed from the history.
*
* @param publishJob the removed publish job
*/
protected void publishJobRemoved(CmsPublishJobInfoBean publishJob) {
// a publish job has been removed
m_listeners.fireRemove(new CmsPublishJobFinished(publishJob));
}
/**
* Signalizes that the publish thread starts.
*
* @param publishJob the started publish job
*/
protected void publishJobStarted(CmsPublishJobInfoBean publishJob) {
// update the job
m_publishQueue.update(publishJob);
// fire the publish start event
m_listeners.fireStart(new CmsPublishJobEnqueued(publishJob));
}
/**
* Removes the given publish listener.
*
* @param listener the publish listener to remove
*/
protected void removePublishListener(I_CmsPublishEventListener listener) {
m_listeners.remove(listener);
}
/**
* Sends a message to the given user, if publish notification is enabled or an error is shown in the message.
*
* @param toUserId the id of the user to send the message to
* @param message the message to send
* @param hasErrors flag to determine if the message to send shows an error
*/
protected void sendMessage(CmsUUID toUserId, String message, boolean hasErrors) {
CmsDbContext dbc = m_dbContextFactory.getDbContext();
try {
CmsUser toUser = m_driverManager.readUser(dbc, toUserId);
CmsUserSettings settings = new CmsUserSettings(toUser);
if (settings.getShowPublishNotification() || hasErrors) {
// only show message if publish notification is enabled or the message shows an error
OpenCms.getSessionManager().sendBroadcast(null, message, toUser);
}
} catch (CmsException e) {
dbc.rollback();
LOG.error(e.getLocalizedMessage(), e);
} finally {
dbc.clear();
}
}
/**
* Starts the publish engine, i.e. publish jobs are accepted and processed.
*/
protected void startEngine() {
if (m_engineState != CmsPublishEngineState.ENGINE_STARTED) {
m_engineState = CmsPublishEngineState.ENGINE_STARTED;
// start publish job if jobs waiting
if ((m_currentPublishThread == null) && !m_publishQueue.isEmpty()) {
checkCurrentPublishJobThread();
}
}
}
/**
* Stops the publish engine, i.e. publish jobs are still accepted but not published.
*/
protected void stopEngine() {
m_engineState = CmsPublishEngineState.ENGINE_STOPPED;
}
/**
* Removes all publish locks of resources in a publish list of a publish job.
*
* @param publishJob the publish job
* @throws CmsException if something goes wrong
*/
protected void unlockPublishList(CmsPublishJobInfoBean publishJob) throws CmsException {
CmsPublishList publishList = publishJob.getPublishList();
List allResources = publishList.getAllResources();
// unlock them
CmsDbContext dbc = getDbContext(publishJob.getCmsObject().getRequestContext());
try {
Iterator itResources = allResources.iterator();
while (itResources.hasNext()) {
CmsResource resource = itResources.next();
m_driverManager.unlockResource(dbc, resource, true, true);
}
} catch (CmsException e) {
dbc.rollback();
LOG.error(e.getLocalizedMessage(), e);
throw e;
} finally {
dbc.clear();
}
}
/**
* Returns true if the login manager allows login.
*
* @return if enabled
*/
private boolean isEnabled() {
try {
if ((m_engineState == CmsPublishEngineState.ENGINE_STOPPED)
|| (m_engineState == CmsPublishEngineState.ENGINE_STARTED)) {
OpenCms.getLoginManager().checkLoginAllowed();
return true;
} else {
return false;
}
} catch (CmsAuthentificationException e) {
return false;
}
}
}