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

Example 71 with CoreException

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

the class MultiStateTextFileChange method isValid.

/*
	 * @see org.eclipse.ltk.core.refactoring.Change#isValid(org.eclipse.core.runtime.IProgressMonitor)
	 */
public final RefactoringStatus isValid(IProgressMonitor monitor) throws CoreException, OperationCanceledException {
    if (monitor == null)
        monitor = new NullProgressMonitor();
    //$NON-NLS-1$
    monitor.beginTask("", 1);
    try {
        if (fValidationState == null)
            //$NON-NLS-1$
            throw new CoreException(new Status(IStatus.ERROR, RefactoringCorePlugin.getPluginId(), "MultiStateTextFileChange has not been initialialized"));
        final ITextFileBuffer buffer = FileBuffers.getTextFileBufferManager().getTextFileBuffer(fFile.getFullPath(), LocationKind.IFILE);
        fDirty = buffer != null && buffer.isDirty();
        final RefactoringStatus status = fValidationState.isValid(needsSaving());
        if (needsSaving()) {
            status.merge(Changes.validateModifiesFiles(new IFile[] { fFile }));
        } else {
            // we are reading the file. So it should be at least in sync
            status.merge(Changes.checkInSync(new IFile[] { fFile }));
        }
        return status;
    } finally {
        monitor.done();
    }
}

Example 72 with CoreException

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

the class PerformChangeOperation method executeChange.

/**
	 * Actually executes the change.
	 *
	 * @param pm a progress monitor to report progress
	 *
	 * @throws CoreException if an unexpected error occurs during
	 *  change execution
	 */
protected void executeChange(IProgressMonitor pm) throws CoreException {
    fChangeExecuted = false;
    if (!fChange.isEnabled())
        return;
    IWorkspaceRunnable runnable = new IWorkspaceRunnable() {

        public void run(IProgressMonitor monitor) throws CoreException {
            boolean undoInitialized = false;
            try {
                //$NON-NLS-1$
                monitor.beginTask("", 10);
                fValidationStatus = fChange.isValid(new SubProgressMonitor(monitor, 1));
                if (fValidationStatus.hasFatalError())
                    return;
                boolean aboutToPerformChangeCalled = false;
                try {
                    if (fUndoManager != null) {
                        ResourcesPlugin.getWorkspace().checkpoint(false);
                        fUndoManager.aboutToPerformChange(fChange);
                        aboutToPerformChangeCalled = true;
                    }
                    fChangeExecutionFailed = true;
                    fUndoChange = fChange.perform(new SubProgressMonitor(monitor, 9));
                    fChangeExecutionFailed = false;
                    fChangeExecuted = true;
                } finally {
                    if (fUndoManager != null) {
                        ResourcesPlugin.getWorkspace().checkpoint(false);
                        if (aboutToPerformChangeCalled)
                            fUndoManager.changePerformed(fChange, !fChangeExecutionFailed);
                    }
                }
                fChange.dispose();
                if (fUndoChange != null) {
                    fUndoChange.initializeValidationData(new NotCancelableProgressMonitor(new SubProgressMonitor(monitor, 1)));
                    undoInitialized = true;
                }
                if (fUndoManager != null) {
                    if (fUndoChange != null) {
                        fUndoManager.addUndo(fUndoName, fUndoChange);
                    } else {
                        fUndoManager.flush();
                    }
                }
            } catch (CoreException e) {
                if (fUndoManager != null)
                    fUndoManager.flush();
                if (fUndoChange != null && undoInitialized) {
                    Change ch = fUndoChange;
                    fUndoChange = null;
                    ch.dispose();
                }
                fUndoChange = null;
                throw e;
            } catch (RuntimeException e) {
                if (fUndoManager != null)
                    fUndoManager.flush();
                if (fUndoChange != null && undoInitialized) {
                    Change ch = fUndoChange;
                    fUndoChange = null;
                    ch.dispose();
                }
                fUndoChange = null;
                throw e;
            } finally {
                monitor.done();
            }
        }
    };
    ResourcesPlugin.getWorkspace().run(runnable, fSchedulingRule, IWorkspace.AVOID_UPDATE, pm);
}

Example 73 with CoreException

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

the class TextEditChangePreviewViewer method setInput.

//	public void createControl(Composite parent) {
//		fViewer = new ComparePreviewer(parent);
//	}
//
//	public Control getControl() {
//		return fViewer;
//	}
public ChangePreview setInput(ChangePreviewViewerInput input) {
    try {
        Change change = input.getChange();
        if (input instanceof TextEditBasedChangeInput) {
            TextEditBasedChangeInput extended = (TextEditBasedChangeInput) input;
            if (extended.group != null && extended.surroundingLines >= 0) {
                TextEditBasedChangeGroup group = extended.group;
                TextEditBasedChange editChange = group.getTextEditChange();
                //					setInput(editChange, editChange.getCurrentContent(group.getRegion(), true, 2, new NullProgressMonitor()),
                //							 editChange.getPreviewContent(new TextEditBasedChangeGroup[]{group}, group.getRegion(), true, 2,
                //														  new NullProgressMonitor()),
                //							 editChange.getTextType());
                ChangePreview preview = DtoFactory.newDto(ChangePreview.class);
                preview.setFileName(getFileName(editChange));
                preview.setOldContent(editChange.getCurrentContent(group.getRegion(), true, 2, new NullProgressMonitor()));
                preview.setNewContent(editChange.getPreviewContent(new TextEditBasedChangeGroup[] { group }, group.getRegion(), true, 2, new NullProgressMonitor()));
                return preview;
            } else if (extended.groups != null && extended.groups.length > 0 && extended.range != null) {
                TextEditBasedChange editChange = extended.groups[0].getTextEditChange();
                TextEditBasedChangeGroup[] groups = extended.groups;
                //					if (extended.groupCategory != null) {
                //
                //					}
                //					setInput(editChange, editChange.getCurrentContent(extended.range, true, 0, new NullProgressMonitor()),
                //							 editChange.getPreviewContent(groups, extended.range, true, 0, new NullProgressMonitor()),
                //							 editChange.getTextType());
                ChangePreview preview = DtoFactory.newDto(ChangePreview.class);
                preview.setFileName(getFileName(editChange));
                preview.setOldContent(editChange.getCurrentContent(extended.range, true, 0, new NullProgressMonitor()));
                preview.setNewContent(editChange.getPreviewContent(groups, extended.range, true, 0, new NullProgressMonitor()));
                return preview;
            }
        } else if (change instanceof TextEditBasedChange) {
            TextEditBasedChange editChange = (TextEditBasedChange) change;
            //				setInput(editChange, editChange.getCurrentContent(new NullProgressMonitor()),
            //						 editChange.getPreviewContent(new NullProgressMonitor()), editChange.getTextType());
            ChangePreview preview = DtoFactory.newDto(ChangePreview.class);
            preview.setFileName(getFileName(editChange));
            preview.setOldContent(editChange.getCurrentContent(new NullProgressMonitor()));
            preview.setNewContent(editChange.getPreviewContent(new NullProgressMonitor()));
            return preview;
        } else {
            //				fViewer.setInput(null);
            return null;
        }
    } catch (CoreException | AssertionFailedException e) {
        JavaPlugin.log(e);
        //			fViewer.setInput(null);
        return null;
    }
    //		}
    return null;
}

Example 74 with CoreException

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

the class CompletionProposalCollector method acceptPotentialMethodDeclaration.

private void acceptPotentialMethodDeclaration(CompletionProposal proposal) {
    try {
        IJavaElement enclosingElement = null;
        //			if (getContext().isExtended()) {
        //				enclosingElement= getContext().getEnclosingElement();
        //			} else if (fCompilationUnit != null) {
        // kept for backward compatibility: CU is not reconciled at this moment, information is missing (bug 70005)
        enclosingElement = fCompilationUnit.getElementAt(proposal.getCompletionLocation() + 1);
        //			}
        if (enclosingElement == null)
            return;
        IType type = (IType) enclosingElement.getAncestor(IJavaElement.TYPE);
        if (type != null) {
            String prefix = String.valueOf(proposal.getName());
            int completionStart = proposal.getReplaceStart();
            int completionEnd = proposal.getReplaceEnd();
            int relevance = computeRelevance(proposal);
            GetterSetterCompletionProposal.evaluateProposals(type, prefix, completionStart, completionEnd - completionStart, relevance + 2, fSuggestedMethodNames, fJavaProposals);
            MethodDeclarationCompletionProposal.evaluateProposals(type, prefix, completionStart, completionEnd - completionStart, relevance, fSuggestedMethodNames, fJavaProposals);
        }
    } catch (CoreException e) {
        JavaPlugin.log(e);
    }
}

Example 75 with CoreException

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

the class FileStoreTextFileBuffer method revert.

/*
	 * @see org.eclipse.core.filebuffers.IFileBuffer#revert(org.eclipse.core.runtime.IProgressMonitor)
	 */
public void revert(IProgressMonitor monitor) throws CoreException {
    if (isDisconnected())
        return;
    IDocument original = null;
    fStatus = null;
    try {
        original = fManager.createEmptyDocument(getLocationOrName(), LocationKind.LOCATION);
        cacheEncodingState();
        setDocumentContent(original, fFileStore, fEncoding, fHasBOM, monitor);
    } catch (CoreException x) {
        fStatus = x.getStatus();
    }
    if (original == null)
        return;
    String originalContents = original.get();
    boolean replaceContents = !originalContents.equals(fDocument.get());
    if (!replaceContents && !fCanBeSaved)
        return;
    fManager.fireStateChanging(this);
    try {
        if (replaceContents) {
            fManager.fireBufferContentAboutToBeReplaced(this);
            fDocument.set(original.get());
        }
        boolean fireDirtyStateChanged = fCanBeSaved;
        if (fCanBeSaved) {
            fCanBeSaved = false;
            addFileBufferContentListeners();
        }
        if (replaceContents)
            fManager.fireBufferContentReplaced(this);
        IFileInfo info = fFileStore.fetchInfo();
        if (info.exists())
            fSynchronizationStamp = fFileStore.fetchInfo().getLastModified();
        if (fireDirtyStateChanged)
            fManager.fireDirtyStateChanged(this, fCanBeSaved);
    } catch (RuntimeException x) {
        fManager.fireStateChangeFailed(this);
        throw x;
    }
}