Examples with Lock org.eclipse.ltk.internal.core.refactoring.Lock used on opensource projects

Example 1 with Lock

use of org.eclipse.ltk.internal.core.refactoring.Lock in project che by eclipse.

the class TextFileChange method performEdits.

/*
	 * @see org.eclipse.ltk.core.refactoring.TextChange#performEdits(org.eclipse.jface.text.IDocument)
	 * @since 3.5
	 */
protected UndoEdit performEdits(final IDocument document) throws BadLocationException, MalformedTreeException {
    if (!fBuffer.isSynchronizationContextRequested()) {
        return super.performEdits(document);
    }
    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[] exception = new BadLocationException[1];
    Runnable runnable = new Runnable() {

        public void run() {
            synchronized (completionLock) {
                try {
                    result[0] = TextFileChange.super.performEdits(document);
                } 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];
}

Example 2 with Lock

use of org.eclipse.ltk.internal.core.refactoring.Lock 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 3 with Lock

use of org.eclipse.ltk.internal.core.refactoring.Lock in project che by eclipse.

the class DocumentChange method performEdits.

/*
	 * @see org.eclipse.ltk.core.refactoring.TextChange#performEdits(org.eclipse.jface.text.IDocument)
	 * @since 3.6
	 */
protected UndoEdit performEdits(final IDocument document) throws BadLocationException, MalformedTreeException {
    ITextFileBufferManager fileBufferManager = FileBuffers.getTextFileBufferManager();
    ITextFileBuffer fileBuffer = fileBufferManager.getTextFileBuffer(document);
    if (fileBuffer == null || !fileBuffer.isSynchronizationContextRequested()) {
        return super.performEdits(document);
    }
    /** 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] = DocumentChange.super.performEdits(document);
                } 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];
}

Example 4 with Lock

use of org.eclipse.ltk.internal.core.refactoring.Lock in project che by eclipse.

the class MultiStateTextFileChange method performChanges.

/**
	 * Performs the changes on the specified document.
	 *
	 * @param document
	 *            the document to perform the changes on
	 * @param undoList
	 *            the undo list, or <code>null</code> to discard the undos
	 * @param preview
	 *            <code>true</code> if the changes are performed for preview,
	 *            <code>false</code> otherwise
	 * @throws BadLocationException
	 *             if the edit tree could not be applied
	 */
private void performChanges(final IDocument document, final LinkedList undoList, final boolean preview) throws BadLocationException {
    if (!fBuffer.isSynchronizationContextRequested()) {
        performChangesInSynchronizationContext(document, undoList, preview);
        return;
    }
    ITextFileBufferManager fileBufferManager = FileBuffers.getTextFileBufferManager();
    /** The lock for waiting for computation in the UI thread to complete. */
    final Lock completionLock = new Lock();
    final BadLocationException[] exception = new BadLocationException[1];
    Runnable runnable = new Runnable() {

        public void run() {
            synchronized (completionLock) {
                try {
                    performChangesInSynchronizationContext(document, undoList, preview);
                } 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];
    }
}