Examples with ITextFileBuffer org.eclipse.core.filebuffers.ITextFileBuffer used on opensource projects

Example 71 with ITextFileBuffer

use of org.eclipse.core.filebuffers.ITextFileBuffer in project che by eclipse.

the class DeleteResourceChange method saveFileIfNeeded.

private static void saveFileIfNeeded(IFile file, IProgressMonitor pm) throws CoreException {
    ITextFileBuffer buffer = FileBuffers.getTextFileBufferManager().getTextFileBuffer(file.getFullPath(), LocationKind.IFILE);
    if (buffer != null && buffer.isDirty() && buffer.isStateValidated() && buffer.isSynchronized()) {
        //$NON-NLS-1$
        pm.beginTask("", 2);
        buffer.commit(new SubProgressMonitor(pm, 1), false);
        file.refreshLocal(IResource.DEPTH_ONE, new SubProgressMonitor(pm, 1));
        pm.done();
    } else {
        //$NON-NLS-1$
        pm.beginTask("", 1);
        pm.worked(1);
        pm.done();
    }
}

Example 72 with ITextFileBuffer

use of org.eclipse.core.filebuffers.ITextFileBuffer in project che by eclipse.

the class UndoTextFileChange 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(), "UndoTextFileChange 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 73 with ITextFileBuffer

use of org.eclipse.core.filebuffers.ITextFileBuffer in project che by eclipse.

the class UndoTextFileChange method perform.

/**
	 * {@inheritDoc}
	 */
public Change perform(IProgressMonitor pm) throws CoreException {
    if (pm == null)
        pm = new NullProgressMonitor();
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    //$NON-NLS-1$
    pm.beginTask("", 2);
    ITextFileBuffer buffer = null;
    try {
        manager.connect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1));
        buffer = manager.getTextFileBuffer(fFile.getFullPath(), LocationKind.IFILE);
        IDocument document = buffer.getDocument();
        ContentStamp currentStamp = ContentStamps.get(fFile, document);
        boolean[] setContentStampSuccess = { false };
        UndoEdit redo = performEdits(buffer, document, setContentStampSuccess);
        if (needsSaving()) {
            buffer.commit(pm, false);
            if (!setContentStampSuccess[0]) {
                // We weren't able to restore document stamp.
                // Since we save restore the file stamp instead
                ContentStamps.set(fFile, fContentStampToRestore);
            }
        }
        return createUndoChange(redo, currentStamp);
    } catch (BadLocationException e) {
        if (fValidationState == null || !fValidationState.wasDerived())
            throw Changes.asCoreException(e);
        else
            return new NullChange();
    } catch (MalformedTreeException e) {
        if (fValidationState == null || !fValidationState.wasDerived())
            throw Changes.asCoreException(e);
        else
            return new NullChange();
    } catch (CoreException e) {
        if (fValidationState == null || !fValidationState.wasDerived())
            throw e;
        else
            return new NullChange();
    } finally {
        if (buffer != null)
            manager.disconnect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1));
    }
}

Example 74 with ITextFileBuffer

use of org.eclipse.core.filebuffers.ITextFileBuffer in project che by eclipse.

the class ModificationStampValidationState method getBuffer.

protected static ITextFileBuffer getBuffer(IFile file) {
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    IPath path = file.getFullPath();
    ITextFileBuffer buffer = manager.getTextFileBuffer(path, LocationKind.IFILE);
    return buffer;
}

Example 75 with ITextFileBuffer

use of org.eclipse.core.filebuffers.ITextFileBuffer in project che by eclipse.

the class UndoDocumentChange method performEdits.

private UndoEdit performEdits() throws BadLocationException, MalformedTreeException {
    ITextFileBufferManager fileBufferManager = FileBuffers.getTextFileBufferManager();
    ITextFileBuffer fileBuffer = fileBufferManager.getTextFileBuffer(fDocument);
    if (fileBuffer == null || !fileBuffer.isSynchronizationContextRequested()) {
        return fUndo.apply(fDocument, TextEdit.CREATE_UNDO);
    }
    /** 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[] exception = new BadLocationException[1];
    Runnable runnable = new Runnable() {

        public void run() {
            synchronized (completionLock) {
                try {
                    result[0] = fUndo.apply(fDocument, TextEdit.CREATE_UNDO);
                } catch (BadLocationException e) {
                    exception[0] = e;
                } finally {
                    completionLock.fDone = true;
                    completionLock.notifyAll();
                }
            }
        }
    };
    synchronized (completionLock) {
        fileBufferManager.execute(runnable);
        while (!completionLock.fDone) {
            try {
                completionLock.wait(500);
            } catch (InterruptedException x) {
            }
        }
    }
    if (exception[0] != null) {
        throw exception[0];
    }
    return result[0];
}