protected void togglePausedConsumer(IAction pauseConsumer) {
// The button can get out of sync if two clients are used.
final boolean currentState = queueConnection.isQueuePaused(getSubmissionQueueName());
try {
pauseConsumer.setChecked(!currentState); // We are toggling it.
IPublisher<PauseBean> pauser = service.createPublisher(getUri(), IEventService.CMD_TOPIC);
pauser.setStatusSetName(IEventService.CMD_SET); // The set that other clients may check
pauser.setStatusSetAddRequired(true);
PauseBean pbean = new PauseBean();
pbean.setQueueName(getSubmissionQueueName()); // The queue we are pausing
pbean.setPause(pauseConsumer.isChecked());
pauser.broadcast(pbean);
} catch (Exception e) {
ErrorDialog.openError(
getViewSite().getShell(),
"Cannot pause queue " + getSubmissionQueueName(),
"Cannot pause queue "
+ getSubmissionQueueName()
+ "\n\nPlease contact your support representative.",
new Status(IStatus.ERROR, "org.eclipse.scanning.event.ui", e.getMessage()));
}
pauseConsumer.setChecked(queueConnection.isQueuePaused(getSubmissionQueueName()));
}
protected void purgeQueues() throws EventException {
boolean ok =
MessageDialog.openQuestion(
getSite().getShell(),
"Confirm Clear Queues",
"Are you sure you would like to remove all items from the queue "
+ getQueueName()
+ " and "
+ getSubmissionQueueName()
+ "?\n\nThis could abort or disconnect runs of other users.");
if (!ok) return;
queueConnection.clearQueue(getQueueName());
queueConnection.clearQueue(getSubmissionQueueName());
reconnect();
}
private void executeBean(U bean) throws EventException, InterruptedException {
// We record the bean in the status queue
if (overrideMap != null && overrideMap.containsKey(bean.getUniqueId())) {
U o = overrideMap.remove(bean.getUniqueId());
bean.setStatus(o.getStatus());
}
logger.trace("Moving " + bean + " to " + mover.getSubmitQueueName());
mover.submit(bean);
// Run the process
if (runner == null) {
bean.setStatus(Status.FAILED);
bean.setMessage("No runner set for consumer " + getName() + ". Nothing run");
status.broadcast(bean);
throw new EventException("You must set the runner before executing beans from the queue!");
}
if (processes.containsKey(bean.getUniqueId())) {
throw new EventException(
"The bean with unique id '"
+ bean.getUniqueId()
+ "' has already been used. Cannot run the same uuid twice!");
}
// We peal off the most recent bean from the submission queue
if (bean.getStatus() == Status.REQUEST_TERMINATE) {
bean.setStatus(Status.TERMINATED);
bean.setMessage("Run aborted before started");
status.broadcast(bean);
return;
}
if (bean.getStatus().isFinal()) return; // This is not the bean you are looking for.
IConsumerProcess<U> process = runner.createProcess(bean, status);
processes.put(bean.getUniqueId(), new WeakReference<IConsumerProcess<U>>(process));
process.start(); // Depending on the process may run in a separate thread (default is not to)
}
@Override
public void disconnect() throws EventException {
if (isActive()) stop();
super.disconnect();
setActive(false);
mover.disconnect();
status.disconnect();
if (alive != null) alive.disconnect();
if (command != null) command.disconnect();
if (overrideMap != null) overrideMap.clear();
try {
if (connection != null) connection.close();
} catch (JMSException e) {
throw new EventException("Cannot close consumer connection!", e);
}
}
@Override
public void createPartControl(Composite content) {
content.setLayout(new GridLayout(1, false));
Util.removeMargins(content);
this.viewer =
new TableViewer(content, SWT.FULL_SELECTION | SWT.SINGLE | SWT.V_SCROLL | SWT.H_SCROLL);
viewer.setUseHashlookup(true);
viewer.getTable().setHeaderVisible(true);
viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
createColumns();
viewer.setContentProvider(createContentProvider());
try {
queueConnection = service.createSubmitter(getUri(), getSubmissionQueueName());
queueConnection.setStatusTopicName(getTopicName());
updateQueue(getUri());
String name = getSecondaryIdAttribute("partName");
if (name != null) setPartName(name);
createActions();
// We just use this submitter to read the queue
createTopicListener(getUri());
} catch (Exception e) {
logger.error("Cannot listen to topic of command server!", e);
}
selectionProvider = new DelegatingSelectionProvider(viewer);
getViewSite().setSelectionProvider(selectionProvider);
viewer.addSelectionChangedListener(
new ISelectionChangedListener() {
@Override
public void selectionChanged(SelectionChangedEvent event) {
updateSelected();
}
});
}
private void rerun(StatusBean bean) {
try {
final DateFormat format = DateFormat.getDateTimeInstance();
boolean ok =
MessageDialog.openQuestion(
getViewSite().getShell(),
"Confirm resubmission " + bean.getName(),
"Are you sure you want to rerun "
+ bean.getName()
+ " submitted on "
+ format.format(new Date(bean.getSubmissionTime()))
+ "?");
if (!ok) return;
final StatusBean copy = bean.getClass().newInstance();
copy.merge(bean);
copy.setUniqueId(UUID.randomUUID().toString());
copy.setMessage("Rerun of " + bean.getName());
copy.setStatus(org.eclipse.scanning.api.event.status.Status.SUBMITTED);
copy.setPercentComplete(0.0);
copy.setSubmissionTime(System.currentTimeMillis());
queueConnection.submit(copy, true);
reconnect();
} catch (Exception e) {
ErrorDialog.openError(
getViewSite().getShell(),
"Cannot rerun " + bean.getName(),
"Cannot rerun " + bean.getName() + "\n\nPlease contact your support representative.",
new Status(IStatus.ERROR, "org.eclipse.scanning.event.ui", e.getMessage()));
}
}
protected void stopJob() {
final StatusBean bean = getSelection();
if (bean == null) return;
if (!bean.getStatus().isActive()) {
String queueName = null;
if (bean.getStatus() != org.eclipse.scanning.api.event.status.Status.SUBMITTED) {
queueName = getQueueName();
boolean ok =
MessageDialog.openQuestion(
getSite().getShell(),
"Confirm Remove '" + bean.getName() + "'",
"Are you sure you would like to remove '" + bean.getName() + "'?");
if (!ok) return;
} else {
// Submitted delete it right away without asking or the consumer will run it!
queueName = getSubmissionQueueName();
}
// It is submitted and not running. We can probably delete it.
try {
queueConnection.remove(bean, queueName);
refresh();
} catch (EventException e) {
ErrorDialog.openError(
getViewSite().getShell(),
"Cannot delete " + bean.getName(),
"Cannot delete "
+ bean.getName()
+ "\n\nIt might have changed state at the same time and being remoted.",
new Status(IStatus.ERROR, "org.eclipse.scanning.event.ui", e.getMessage()));
}
return;
}
try {
final DateFormat format = DateFormat.getDateTimeInstance();
boolean ok =
MessageDialog.openQuestion(
getViewSite().getShell(),
"Confirm terminate " + bean.getName(),
"Are you sure you want to terminate "
+ bean.getName()
+ " submitted on "
+ format.format(new Date(bean.getSubmissionTime()))
+ "?");
if (!ok) return;
bean.setStatus(org.eclipse.scanning.api.event.status.Status.REQUEST_TERMINATE);
bean.setMessage("Termination of " + bean.getName());
IPublisher<StatusBean> terminate = service.createPublisher(getUri(), getTopicName());
terminate.broadcast(bean);
} catch (Exception e) {
ErrorDialog.openError(
getViewSite().getShell(),
"Cannot terminate " + bean.getName(),
"Cannot terminate " + bean.getName() + "\n\nPlease contact your support representative.",
new Status(IStatus.ERROR, "org.eclipse.scanning.event.ui", e.getMessage()));
}
}
private void createActions() throws Exception {
final IContributionManager toolMan = getViewSite().getActionBars().getToolBarManager();
final IContributionManager dropDown = getViewSite().getActionBars().getMenuManager();
final MenuManager menuMan = new MenuManager();
final Action openResults =
new Action(
"Open results for selected run", Activator.getImageDescriptor("icons/results.png")) {
public void run() {
openResults(getSelection());
}
};
toolMan.add(openResults);
toolMan.add(new Separator());
menuMan.add(openResults);
menuMan.add(new Separator());
dropDown.add(openResults);
dropDown.add(new Separator());
this.up =
new Action("Less urgent (-1)", Activator.getImageDescriptor("icons/arrow-090.png")) {
public void run() {
final StatusBean bean = getSelection();
try {
queueConnection.reorder(bean, -1);
} catch (EventException e) {
ErrorDialog.openError(
getViewSite().getShell(),
"Cannot move " + bean.getName(),
"'" + bean.getName() + "' cannot be moved in the submission queue.",
new Status(IStatus.ERROR, "org.eclipse.scanning.event.ui", e.getMessage()));
}
refresh();
}
};
up.setEnabled(false);
toolMan.add(up);
menuMan.add(up);
dropDown.add(up);
this.down =
new Action("More urgent (+1)", Activator.getImageDescriptor("icons/arrow-270.png")) {
public void run() {
final StatusBean bean = getSelection();
try {
queueConnection.reorder(getSelection(), +1);
} catch (EventException e) {
ErrorDialog.openError(
getViewSite().getShell(),
"Cannot move " + bean.getName(),
e.getMessage(),
new Status(IStatus.ERROR, "org.eclipse.scanning.event.ui", e.getMessage()));
}
refresh();
}
};
down.setEnabled(false);
toolMan.add(down);
menuMan.add(down);
dropDown.add(down);
this.pause =
new Action("Pause job.\nPauses a running job.", IAction.AS_CHECK_BOX) {
public void run() {
pauseJob();
}
};
pause.setImageDescriptor(Activator.getImageDescriptor("icons/control-pause.png"));
pause.setEnabled(false);
pause.setChecked(false);
toolMan.add(pause);
menuMan.add(pause);
dropDown.add(pause);
this.pauseConsumer =
new Action(
"Pause " + getPartName() + " Queue. Does not pause running job.",
IAction.AS_CHECK_BOX) {
public void run() {
togglePausedConsumer(this);
}
};
pauseConsumer.setImageDescriptor(Activator.getImageDescriptor("icons/control-pause-red.png"));
pauseConsumer.setChecked(queueConnection.isQueuePaused(getSubmissionQueueName()));
toolMan.add(pauseConsumer);
menuMan.add(pauseConsumer);
dropDown.add(pauseConsumer);
this.pauseMonitor = service.createSubscriber(getUri(), EventConstants.CMD_TOPIC);
pauseMonitor.addListener(
new IBeanListener<PauseBean>() {
@Override
public void beanChangePerformed(BeanEvent<PauseBean> evt) {
pauseConsumer.setChecked(queueConnection.isQueuePaused(getSubmissionQueueName()));
}
});
this.remove =
new Action(
"Stop job or remove if finished",
Activator.getImageDescriptor("icons/control-stop-square.png")) {
public void run() {
stopJob();
}
};
remove.setEnabled(false);
toolMan.add(remove);
menuMan.add(remove);
dropDown.add(remove);
this.rerun =
new Action("Rerun...", Activator.getImageDescriptor("icons/rerun.png")) {
public void run() {
rerunSelection();
}
};
rerun.setEnabled(false);
toolMan.add(rerun);
menuMan.add(rerun);
dropDown.add(rerun);
IAction open =
new Action("Open...", Activator.getImageDescriptor("icons/application-dock-090.png")) {
public void run() {
openSelection();
}
};
toolMan.add(open);
menuMan.add(open);
dropDown.add(open);
this.edit =
new Action("Edit...", Activator.getImageDescriptor("icons/modify.png")) {
public void run() {
editSelection();
}
};
edit.setEnabled(false);
toolMan.add(edit);
menuMan.add(edit);
dropDown.add(edit);
toolMan.add(new Separator());
menuMan.add(new Separator());
final Action showAll =
new Action("Show other users results", IAction.AS_CHECK_BOX) {
public void run() {
showEntireQueue = isChecked();
viewer.refresh();
}
};
showAll.setImageDescriptor(Activator.getImageDescriptor("icons/spectacle-lorgnette.png"));
toolMan.add(showAll);
menuMan.add(showAll);
dropDown.add(showAll);
toolMan.add(new Separator());
menuMan.add(new Separator());
dropDown.add(new Separator());
final Action refresh =
new Action("Refresh", Activator.getImageDescriptor("icons/arrow-circle-double-135.png")) {
public void run() {
reconnect();
}
};
toolMan.add(refresh);
menuMan.add(refresh);
dropDown.add(refresh);
final Action configure =
new Action("Configure...", Activator.getImageDescriptor("icons/document--pencil.png")) {
public void run() {
PropertiesDialog dialog = new PropertiesDialog(getSite().getShell(), idProperties);
int ok = dialog.open();
if (ok == PropertiesDialog.OK) {
idProperties.clear();
idProperties.putAll(dialog.getProps());
reconnect();
}
}
};
toolMan.add(configure);
menuMan.add(configure);
dropDown.add(configure);
final Action clearQueue =
new Action("Clear Queue") {
public void run() {
try {
purgeQueues();
} catch (EventException e) {
e.printStackTrace();
logger.error("Canot purge queues", e);
}
}
};
menuMan.add(new Separator());
dropDown.add(new Separator());
menuMan.add(clearQueue);
dropDown.add(clearQueue);
viewer.getControl().setMenu(menuMan.createContextMenu(viewer.getControl()));
}
