Java Code Examples for org.eclipse.ui.handlers.HandlerUtil#getCurrentSelectionChecked()

@Override
public @Nullable Object execute(@Nullable ExecutionEvent event) throws ExecutionException {

    /* Types should have been checked by the plugin.xml already */
    ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
    List<?> elements = ((IStructuredSelection) selection).toList();

    Display.getDefault().syncExec(() -> elements.stream()
            .filter(TmfReportElement.class::isInstance)
            .map(TmfReportElement.class::cast)
            .map(TmfReportElement::getReport)
            .filter(LamiAnalysisReport.class::isInstance)
            .map(LamiAnalysisReport.class::cast)
            .forEach(lamiReport -> {
                try {
                    LamiReportViewFactory.createNewView(lamiReport);
                } catch (PartInitException e) {
                }
            }));

    return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() > 1) {
		List<Term> termsToMerge = new ArrayList<>(currentSelection.size());
		currentSelection.toList().stream().filter(s -> s instanceof Term).forEach(s -> termsToMerge.add((Term) s));
		if (selectionValid(termsToMerge)) {
			MergeTermsDialog dialog = new MergeTermsDialog(null, termsToMerge);
			dialog.setBlockOnOpen(true);
			if (dialog.open() == MessageDialog.OK && dialog.getReturnCode() == MessageDialog.OK) {
				TermMerger.merge(termsToMerge, dialog.getTargetTerm());
			}
		} else {
			ErrorDialog.openError(null, "Error", null, new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Invalid selection. The selected terms must not share their paths.", null));
		}
		
	}
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() == 1) {
		Term termToSplit = (Term) currentSelection.getFirstElement();
		if (selectionValid(termToSplit)) {
			SplitTermDialog dialog = new SplitTermDialog(null, termToSplit.getName());
			if (dialog.open() == MessageDialog.OK && dialog.getReturnCode() == MessageDialog.OK) {
				TermSplitter.split(termToSplit, dialog.getDefaultTermName(), dialog.getFurtherTermNames());
			}
		} else {
			ErrorDialog.openError(null, "Error", null, new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Invalid selection. The selected term must not have children.", null));
		}
	}
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {			
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() == 1) {
		Term term = (Term) currentSelection.getFirstElement();	
		InputDialog dialog = new InputDialog(
				null,
				"Rename Term", 
				"Rename Term: " + term.getName() + " to:",
				term.getName(),
				null);
		dialog.setBlockOnOpen(true);
		if (dialog.open() == InputDialog.OK) {
			TermRenamer.rename(term, dialog.getValue());
		}
	}		
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() == 1) {
		Term term = (Term) currentSelection.getFirstElement();	
		CreateTermDialog dialog = new CreateTermDialog(null, term.getName());
		dialog.setBlockOnOpen(true);
		if (dialog.open() == InputDialog.OK) {
			TermCreator.create(dialog.getTermName(), term, dialog.getTermPosition());							
		}
	}	
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {

	// get selection
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	List<BubbleDataContainer> data = processSelectionData((IStructuredSelection) selection);

	boolean dataWrittenSuccessfully = false;
	try {
		// overwrite csv with new data
		dataWrittenSuccessfully = overwriteCSVFile(data);
	} catch (IOException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}

	// open website in default browser
	if (dataWrittenSuccessfully) {
		Program.launch(Activator.getUrl() + "bubble.index.html");
	}

	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {

    ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
    if (selection instanceof IStructuredSelection) {
        for (Object element : ((IStructuredSelection) selection).toList()) {
            if (element instanceof ITmfProjectModelElement) {
                IResource resource = ((ITmfProjectModelElement) element).getResource();
                if (resource != null) {
                    try {
                        resource.refreshLocal(IResource.DEPTH_INFINITE, null);
                    } catch (CoreException e) {
                        Activator.getDefault().logError("Error refreshing projects", e); //$NON-NLS-1$
                    }
                }
            }
        }
    }
    return null;
}
 

public Object execute(ExecutionEvent event) throws ExecutionException {
	/*
	 * Try to get the spec from active navigator if any
	 */
	final ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection != null && selection instanceof IStructuredSelection
			&& ((IStructuredSelection) selection).size() == 1) {
		Object selected = ((IStructuredSelection) selection).getFirstElement();
		if (selected instanceof ModelContentProvider.Group) {
			// Convert the group to its corresponding spec
			selected = ((Group) selected).getSpec();
		}

		if (selected instanceof Spec) {
			final Map<String, String> parameters = new HashMap<String, String>();
			// fill the spec name for the handler
			parameters.put(NewModelHandler.PARAM_SPEC_NAME, ((Spec) selected).getName());
			// delegate the call to the new model handler
			UIHelper.runCommand(NewModelHandler.COMMAND_ID, parameters);
		}
	}
	return null;
}
 

public Object execute(ExecutionEvent event) throws ExecutionException
{
    /*
     * Try to get the spec from active navigator if any
     */
    ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
    if (selection != null && selection instanceof IStructuredSelection
            && ((IStructuredSelection) selection).size() == 1)
    {
        Object selected = ((IStructuredSelection) selection).getFirstElement();
        if (selected instanceof Model)
        {
            Map<String, String> parameters = new HashMap<String, String>();

            // fill the model name for the handler
            parameters.put(OpenModelHandler.PARAM_MODEL_NAME, ((Model) selected).getName());
            // delegate the call to the open model handler
            UIHelper.runCommand(OpenModelHandler.COMMAND_ID, parameters);
        }
    }
    return null;
}
 

public static List<IProject> getProjects(ExecutionEvent event) throws ExecutionException {
  List<IProject> projects = new ArrayList<>();

  ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
  if (selection instanceof IStructuredSelection) {
    IStructuredSelection structuredSelection = (IStructuredSelection) selection;
    for (Object selected : structuredSelection.toList()) {
      IProject project = AdapterUtil.adapt(selected, IProject.class);
      if (project != null) {
        projects.add(project);
      }
    }
  }

  return projects;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {

	IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getCurrentSelectionChecked(event);

	IWorkbenchWindow[] windows = N4IDEXpectUIPlugin.getDefault().getWorkbench().getWorkbenchWindows();
	try {
		view = (N4IDEXpectView) windows[0].getActivePage().showView(
				N4IDEXpectView.ID);
	} catch (PartInitException e) {
		N4IDEXpectUIPlugin.logError("cannot refresh test view window", e);
	}

	Description desc = (Description) selection.getFirstElement();
	if (desc.isTest() && view.testsExecutionStatus.hasFailed(desc)) {
		Throwable failureException = view.testsExecutionStatus.getFailure(desc).getException();

		if (failureException instanceof ComparisonFailure) {
			ComparisonFailure cf = (ComparisonFailure) failureException;
			// display comparison view
			displayComparisonView(cf, desc);
		}
	}
	return null;
}
 

@Override
public @Nullable Object execute(@Nullable ExecutionEvent event) throws ExecutionException {
    /* Types should have been checked by the plugin.xml already */
    ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
    List<?> elements = ((IStructuredSelection) selection).toList();

    /* Ask the parent element to remove each corresponding report. */
    elements.stream()
            .filter(TmfReportElement.class::isInstance)
            .map(TmfReportElement.class::cast)
            .forEach(reportElem -> reportElem.getParent().removeReport(reportElem.getReport()));

    return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() > 0) {			
		MessageDialog dialog = new MessageDialog(null,
				"Delete Term",
				null,
				"Are you sure you want to delete terms: " + 
						currentSelection.toList()
							.stream()
							.filter(s -> s instanceof Term)
							.map(s -> ((Term) s).getName())
							.collect(Collectors.joining(", ")),
				MessageDialog.QUESTION,
				new String[]{"Yes", "Cancel"},
				0);
		dialog.setBlockOnOpen(true);
		if (dialog.open() == MessageDialog.OK && dialog.getReturnCode() == MessageDialog.OK) {
			List<Term> termsToDelete = new ArrayList<>(currentSelection.size());
			currentSelection.toList().stream()
					.filter(s -> s instanceof Term)
					.forEach(s -> termsToDelete.add((Term) s));;
			TermDeleter.delete(termsToDelete);
		}
	}
	
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() > 0 ) {
		List<Term> termsToMove = new ArrayList<>(currentSelection.size());
		currentSelection.toList().stream().filter(s -> s instanceof Term).forEach(s -> termsToMove.add((Term) s));
		if (selectionValid(termsToMove)) {
			Model allowedTargets = computeAllowedTargets(termsToMove);				
			MoveTermDialog dialog = new MoveTermDialog(
					null, 
					termsToMove.stream().map(t -> t.getName()).collect(Collectors.toList()), 
					allowedTargets);
			dialog.setBlockOnOpen(true);
			if (dialog.open() == MessageDialog.OK && dialog.getReturnCode() == MessageDialog.OK) {
				TermMover.move(termsToMove, (Term) dialog.getResult()[0], dialog.getTermPosition());
			}
		} else {
			ErrorDialog.openError(null, "Error", null, new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Invalid selection. The selected terms must not share their paths.", null));
		}
	}
	
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	// TODO: seems to be there is some refactoring needed in here
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	IViewPart part = null;
	try {
		IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);
		if (window != null) {
			IWorkbenchPage page = window.getActivePage();
			if (page != null) {
				part = page.showView(chartViewId);
			}
		}
	} catch (PartInitException e) {
		e.printStackTrace();
		return null;
	}
	if (part instanceof ICommunicationView) {
		view = (ICommunicationView) part;
	} else {
		return null;
	}

	view.getPreview().setTextToShow(noDataToDisplay);
	if (currentSelection.size() == 1) {
		view.getPreview().setDataPresent(true);
		ChartDataProvider provider = new ChartDataProvider();
		Term input = (Term) currentSelection.getFirstElement();
		Map<String, Integer> citeChartData = provider.calculateNumberOfPapersPerClass(input);
		PieChartConfiguration.get().getGeneralSettings().setChartTitle("Number of cites per subclass of " + input.getName());
		PieChartConfiguration.get().setPieTermSort(TermSort.SUBCLASS);
		Chart citeChart = ChartGenerator.createPie(citeChartData);
		view.setAndRenderChart(citeChart);
	} else {
		view.setAndRenderChart(null);
	}
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	// TODO: seems to be there is some refactoring needed in here
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	IViewPart part = null;
	try {
		IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);
		if (window != null) {
			IWorkbenchPage page = window.getActivePage();
			if (page != null) {
				part = page.showView(chartViewId);
			}
		}
	} catch (PartInitException e) {
		e.printStackTrace();
		return null;
	}
	if (part instanceof ICommunicationView) {
		view = (ICommunicationView) part;
	} else {
		return null;
	}

	view.getPreview().setTextToShow(noDataToDisplay);
	if (currentSelection.size() == 1) {
		view.getPreview().setDataPresent(true);
		ChartDataProvider provider = new ChartDataProvider();
		Term input = (Term) currentSelection.getFirstElement();
		Map<String, Integer> citeChartData = provider.calculateNumberOfPapersPerClass(input);
		BarChartConfiguration.get().getGeneralSettings().setChartTitle("Number of cites per subclass of " + input.getName());
		BarChartConfiguration.get().setTermSort(TermSort.SUBCLASS);
		Chart citeChart = ChartGenerator.createCiteBar(citeChartData);
		view.setAndRenderChart(citeChart);
	} else {
		view.setAndRenderChart(null);
	}
	return null;
}
 

/**
 * When called will check if provided data contains {@link Description test description} with failed status stored
 * in {@link N4IDEXpectView test view}. If that holds, will generate data for bug report in a console view,
 * otherwise will show message to reconfigure and rerun Xpect tests.
 */
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {

	IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getCurrentSelectionChecked(event);

	IWorkbenchWindow[] windows = N4IDEXpectUIPlugin.getDefault().getWorkbench().getWorkbenchWindows();
	try {
		view = (N4IDEXpectView) windows[0].getActivePage().showView(
				N4IDEXpectView.ID);
	} catch (PartInitException e) {
		N4IDEXpectUIPlugin.logError("cannot refresh test view window", e);
	}

	Description desc = (Description) selection.getFirstElement();

	// handle failed suite
	if (desc.isSuite()) {
		final N4IDEXpectView finalview = view;

		boolean suitePassed = desc.getChildren().stream()
				.noneMatch(childDescription -> finalview.testsExecutionStatus.hasFailed(childDescription));

		if (suitePassed) {
			XpectFileContentsUtil.getXpectFileContentAccess(desc).ifPresent(
					xpectFielContentAccess -> {
						if (xpectFielContentAccess.containsFixme()) {
							generateAndDisplayReport(
									N4IDEXpectFileNameUtil.getSuiteName(desc),
									xpectFielContentAccess.getContetns());
						}
					});

		} else {
			XpectConsole console = ConsoleDisplayMgr.getOrCreate("generated bug for "
					+ N4IDEXpectFileNameUtil.getSuiteName(desc));
			console.clear();
			String ls = System.lineSeparator();
			console.log("Suite must be passing and contain XPECT FIXME marker to be submited bug report. Please :"
					+ ls + " - fix failing tests" + ls + " - mark test in question with XPECT FIXME");
		}
	}

	return null;
}
 

/**
 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
 */
public Object execute(ExecutionEvent event) throws ExecutionException {
	final TLCSpec spec = ToolboxHandle.getCurrentSpec().getAdapter(TLCSpec.class);
	
	Model model = null;
	/*
	 * First try to get the model from the parameters. It is an optional
	 * parameter, so it may not have been set.
	 */
	final String paramModelName = (String) event.getParameter(PARAM_MODEL_NAME);
	final String paramForeignModelName = (String) event.getParameter(PARAM_FOREIGN_FULLY_QUALIFIED_MODEL_NAME);
	final boolean isForeignClone = (paramForeignModelName != null);
	if (paramModelName != null) {
		// The name is given which means the user clicked the main menu
		// instead of the spec explorer. Under the constraint that only ever
		// a single spec can be open, lookup the current spec to eventually
		// get the corresponding model.
		model = spec.getModel(paramModelName);
	} else if (isForeignClone) {
		model = TLCModelFactory.getByName(paramForeignModelName);
	} else {
		/*
		 * No parameter try to get it from active navigator if any
		 */
		final ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
		if (selection != null && selection instanceof IStructuredSelection) {
			// model
			model = (Model) ((IStructuredSelection) selection).getFirstElement();
		}
	}

	if (model != null) {
		final InputDialog dialog = new InputDialog(UIHelper.getShellProvider().getShell(), "Clone model...",
				"Please input the new name of the model", spec.getModelNameSuggestion(model), new ModelNameValidator(spec));
		dialog.setBlockOnOpen(true);
		if (dialog.open() == Window.OK) {
			final String chosenName = dialog.getValue();

			if (isForeignClone) {
				if (model.copyIntoForeignSpec(spec, chosenName) == null) {
					throw new ExecutionException("Failed to copy with name " + chosenName
													+ " from model " + model.getName() + " in spec " + model.getSpec().getName());
				}
			} else {
				if (model.copy(chosenName) == null) {
					throw new ExecutionException("Failed to copy with name " + chosenName + " from model " + model.getName());
				}
			}

			// Open the previously created model
			final Map<String, String> parameters = new HashMap<String, String>();
			parameters.put(OpenModelHandler.PARAM_MODEL_NAME, chosenName);
			UIHelper.runCommand(OpenModelHandler.COMMAND_ID, parameters);
		}
	}
	return null;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	// TODO: seems to be there is some refactoring needed in here
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	IViewPart part = null;
	try {
		IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);
		if (window != null) {
			IWorkbenchPage page = window.getActivePage();
			if (page != null) {
				part = page.showView(chartViewId);
			}
		}
	} catch (PartInitException e) {
		e.printStackTrace();
		return null;
	}
	if (part instanceof ICommunicationView) {
		view = (ICommunicationView) part;
	} else {
		return null;
	}
	view.getPreview().setTextToShow(noDataToDisplay);
	if (currentSelection.size() == 2) {
		view.getPreview().setDataPresent(true);
		ChartDataProvider provider = new ChartDataProvider();
		@SuppressWarnings("unchecked")
		Iterator<Term> selectionIterator = currentSelection.iterator();
		Term first = selectionIterator.next();
		Term second = selectionIterator.next();
		List<BubbleDataContainer> bubbleChartData = provider.calculateBubbleChartData(first, second);
		BubbleChartConfiguration.get().getGeneralSettings().setChartTitle("Intersection of " + first.getName() + " and " + second.getName());
		Chart bubbleChart = ChartGenerator.createBubble(bubbleChartData,first,second);
		view.setAndRenderChart(bubbleChart);
	} else {
		view.setAndRenderChart(null);
	}
	return null;
}
 

public Object execute(ExecutionEvent event) throws ExecutionException
 {
     final ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
     if (selection != null && selection instanceof IStructuredSelection)
     {
         // model file
         final Model model = (Model) ((IStructuredSelection) selection).getFirstElement();

         // a) fail if model is in use
if (model.isRunning()) {
	MessageDialog.openError(UIHelper.getShellProvider().getShell(), "Could not rename models",
			"Could not rename the model " + model.getName()
					+ ", because it is being model checked.");
	return null;
}
if (model.isSnapshot()) {
	MessageDialog.openError(UIHelper.getShellProvider().getShell(), "Could not rename model",
			"Could not rename the model " + model.getName()
					+ ", because it is a snapshot.");
	return null;
}

         // b) open dialog prompting for new model name
         final IInputValidator modelNameInputValidator = new ModelNameValidator(model.getSpec());
         final InputDialog dialog = new InputDialog(UIHelper.getShell(), "Rename model...",
                 "Please input the new name of the model", model.getName(), modelNameInputValidator);
         dialog.setBlockOnOpen(true);
         if(dialog.open() == Window.OK) {
         	// c1) close model editor if open
             IEditorPart editor = model.getAdapter(ModelEditor.class);
             if(editor != null) {
             	reopenModelEditorAfterRename = true;
             	UIHelper.getActivePage().closeEditor(editor, true);
             }
             // c2) close snapshot model editors 
             final Collection<Model> snapshots = model.getSnapshots();
	for (Model snapshot : snapshots) {
		editor = snapshot.getAdapter(ModelEditor.class);
		if (editor != null) {
			UIHelper.getActivePage().closeEditor(editor, true);
		}
	}
             
	final WorkspaceModifyOperation operation = new WorkspaceModifyOperation() {
		@Override
		protected void execute(IProgressMonitor monitor)
				throws CoreException, InvocationTargetException, InterruptedException {
			// d) rename
			final String newModelName = dialog.getValue();
			model.rename(newModelName, monitor);

			// e) reopen (in UI thread)
			if (reopenModelEditorAfterRename) {
				UIHelper.runUIAsync(new Runnable() {
					/*
					 * (non-Javadoc)
					 * 
					 * @see java.lang.Runnable#run()
					 */
					public void run() {
						Map<String, String> parameters = new HashMap<String, String>();
						parameters.put(OpenModelHandler.PARAM_MODEL_NAME, newModelName);
						UIHelper.runCommand(OpenModelHandler.COMMAND_ID, parameters);
					}
				});
			}
		}
	};
	final IRunnableContext ctxt = new ProgressMonitorDialog(UIHelper.getShell());
	try {
		ctxt.run(true, false, operation);
	} catch (InvocationTargetException | InterruptedException e) {
		throw new ExecutionException(e.getMessage(), e);
	}
          }
     }
     return null;
 }