Examples with CoreException org.eclipse.core.runtime.CoreException used on opensource projects

Example 21 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class RefactoringHistoryManager method getCachedSession.

/**
	 * Returns the cached refactoring session descriptor.
	 *
	 * @param store
	 *            the file store of the descriptor
	 * @param projectName
	 *            project name, or <code>null</code> for the workspace
	 * @param input
	 *            the input stream where to read the descriptor
	 * @return the cached refactoring session descriptor
	 * @throws CoreException
	 *             if an error occurs while reading the session
	 */
private RefactoringSessionDescriptor getCachedSession(final IFileStore store, String projectName, final InputStream input) throws CoreException {
    if (store.equals(fCachedStore) && fCachedDescriptor != null)
        return fCachedDescriptor;
    final RefactoringSessionDescriptor descriptor;
    try {
        descriptor = new RefactoringSessionReader(false, projectName).readSession(new InputSource(input));
        fCachedDescriptor = descriptor;
        fCachedStore = store;
        return descriptor;
    } catch (CoreException e) {
        throw new CoreException(new MultiStatus(RefactoringCorePlugin.getPluginId(), IRefactoringCoreStatusCodes.REFACTORING_HISTORY_IO_ERROR, new IStatus[] { e.getStatus() }, Messages.format(RefactoringCoreMessages.RefactoringHistoryManager_error_reading_file, BasicElementLabels.getURLPart(store.toURI().toString())), null));
    }
}

Example 22 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class DeleteResourcesProcessor method checkDirtyResources.

private void checkDirtyResources(final RefactoringStatus result) throws CoreException {
    for (int i = 0; i < fResources.length; i++) {
        IResource resource = fResources[i];
        if (resource instanceof IProject && !((IProject) resource).isOpen())
            continue;
        resource.accept(new IResourceVisitor() {

            public boolean visit(IResource visitedResource) throws CoreException {
                if (visitedResource instanceof IFile) {
                    checkDirtyFile(result, (IFile) visitedResource);
                }
                return true;
            }
        }, IResource.DEPTH_INFINITE, false);
    }
}

Example 23 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class MultiStateUndoChange method isValid.

/**
	 * {@inheritDoc}
	 */
public RefactoringStatus isValid(IProgressMonitor pm) throws CoreException {
    if (pm == null)
        pm = new NullProgressMonitor();
    //$NON-NLS-1$
    pm.beginTask("", 1);
    try {
        if (fValidationState == null)
            //$NON-NLS-1$
            throw new CoreException(new Status(IStatus.ERROR, RefactoringCorePlugin.getPluginId(), "MultiStateUndoChange has not been initialialized"));
        ITextFileBuffer buffer = FileBuffers.getTextFileBufferManager().getTextFileBuffer(fFile.getFullPath(), LocationKind.IFILE);
        fDirty = buffer != null && buffer.isDirty();
        return fValidationState.isValid(needsSaving(), true);
    } finally {
        pm.done();
    }
}

Example 24 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class UndoTextFileChange method performEdits.

private UndoEdit performEdits(ITextFileBuffer buffer, final IDocument document, final boolean[] setContentStampSuccess) throws MalformedTreeException, BadLocationException, CoreException {
    if (!buffer.isSynchronizationContextRequested()) {
        return doPerformEdits(document, setContentStampSuccess);
    }
    ITextFileBufferManager fileBufferManager = FileBuffers.getTextFileBufferManager();
    /** The lock for waiting for computation in the UI thread to complete. */
    final Lock completionLock = new Lock();
    final UndoEdit[] result = new UndoEdit[1];
    final BadLocationException[] badLocationException = new BadLocationException[1];
    final MalformedTreeException[] malformedTreeException = new MalformedTreeException[1];
    final CoreException[] coreException = new CoreException[1];
    Runnable runnable = new Runnable() {

        public void run() {
            synchronized (completionLock) {
                try {
                    result[0] = doPerformEdits(document, setContentStampSuccess);
                } catch (BadLocationException e) {
                    badLocationException[0] = e;
                } catch (MalformedTreeException e) {
                    malformedTreeException[0] = e;
                } catch (CoreException e) {
                    coreException[0] = e;
                } finally {
                    completionLock.fDone = true;
                    completionLock.notifyAll();
                }
            }
        }
    };
    synchronized (completionLock) {
        fileBufferManager.execute(runnable);
        while (!completionLock.fDone) {
            try {
                completionLock.wait(500);
            } catch (InterruptedException x) {
            }
        }
    }
    if (badLocationException[0] != null) {
        throw badLocationException[0];
    } else if (malformedTreeException[0] != null) {
        throw malformedTreeException[0];
    } else if (coreException[0] != null) {
        throw coreException[0];
    }
    return result[0];
}

Example 25 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class ParticipantExtensionPoint method getParticipants.

/**
	 * Returns all participants for a given element.
	 *
	 * @param status a refactoring status to report status if problems occurred while
	 *  loading the participants
	 * @param processor the processor that will own the participants
	 * @param element the element to be copied or a corresponding descriptor
	 * @param arguments the arguments for the participants
	 * @param filter a participant filter to exclude certain participants, or <code>null</code>
	 *  if no filtering is desired
	 * @param affectedNatures an array of project natures affected by the refactoring
	 * @param shared a list of shared participants
	 *
	 * @return an array of participants
	 */
public RefactoringParticipant[] getParticipants(RefactoringStatus status, RefactoringProcessor processor, Object element, RefactoringArguments arguments, IParticipantDescriptorFilter filter, String[] affectedNatures, SharableParticipants shared) {
    if (fParticipants == null)
        init();
    EvaluationContext evalContext = createEvaluationContext(processor, element, affectedNatures);
    List result = new ArrayList();
    for (Iterator iter = fParticipants.iterator(); iter.hasNext(); ) {
        ParticipantDescriptor descriptor = (ParticipantDescriptor) iter.next();
        if (!descriptor.isEnabled()) {
            iter.remove();
        } else {
            try {
                RefactoringStatus filterStatus = new RefactoringStatus();
                if (descriptor.matches(evalContext, filter, filterStatus)) {
                    RefactoringParticipant participant = shared.get(descriptor);
                    if (participant != null) {
                        ((ISharableParticipant) participant).addElement(element, arguments);
                    } else {
                        participant = descriptor.createParticipant();
                        if (fParticipantClass.isInstance(participant)) {
                            if (participant.initialize(processor, element, arguments)) {
                                participant.setDescriptor(descriptor);
                                result.add(participant);
                                if (participant instanceof ISharableParticipant)
                                    shared.put(descriptor, participant);
                            }
                        } else {
                            status.addError(Messages.format(RefactoringCoreMessages.ParticipantExtensionPoint_participant_removed, descriptor.getName()));
                            RefactoringCorePlugin.logErrorMessage(Messages.format(RefactoringCoreMessages.ParticipantExtensionPoint_wrong_type, new String[] { descriptor.getName(), fParticipantClass.getName() }));
                            iter.remove();
                        }
                    }
                } else {
                    status.merge(filterStatus);
                }
            } catch (CoreException e) {
                logMalfunctioningParticipant(status, descriptor, e);
                iter.remove();
            } catch (RuntimeException e) {
                logMalfunctioningParticipant(status, descriptor, e);
                iter.remove();
            }
        }
    }
    return (RefactoringParticipant[]) result.toArray(new RefactoringParticipant[result.size()]);
}