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

Example 1 with ITextFileBufferManager

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

the class TextSearchVisitor method getOpenDocument.

private IDocument getOpenDocument(IFile file, Map documentsInEditors) {
    IDocument document = (IDocument) documentsInEditors.get(file);
    if (document == null) {
        ITextFileBufferManager bufferManager = FileBuffers.getTextFileBufferManager();
        ITextFileBuffer textFileBuffer = bufferManager.getTextFileBuffer(file.getFullPath(), LocationKind.IFILE);
        if (textFileBuffer != null) {
            document = textFileBuffer.getDocument();
        }
    }
    return document;
}

Example 2 with ITextFileBufferManager

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

the class ProjectListeners method handleEvent.

public void handleEvent(ProjectItemModifiedEvent event) {
    final String eventPath = event.getPath();
    if (!isJavaProject(event.getProject())) {
        return;
    }
    try {
        JavaModelManager.getJavaModelManager().deltaState.resourceChanged(new ResourceChangedEvent(workspace, event));
    } catch (Throwable t) {
        //catch all exceptions that may be happened
        LOG.error("Can't update java model in " + eventPath, t);
    }
    if (event.getType() == ProjectItemModifiedEvent.EventType.UPDATED) {
        ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
        ITextFileBuffer fileBuffer = manager.getTextFileBuffer(new Path(eventPath), LocationKind.IFILE);
        if (fileBuffer != null) {
            try {
                fileBuffer.revert(new NullProgressMonitor());
            } catch (CoreException e) {
                LOG.error("Can't read file content: " + eventPath, e);
            }
        }
    }
}

Example 3 with ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager 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 ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager 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];
    }
}

Example 5 with ITextFileBufferManager

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

the class MultiStateTextFileChange method acquireDocument.

/**
	 * Acquires a document from the file buffer manager.
	 *
	 * @param monitor
	 *            the progress monitor to use
	 * @return the document
	 * @throws CoreException if the document could not successfully be acquired
	 */
private IDocument acquireDocument(final IProgressMonitor monitor) throws CoreException {
    if (fCount > 0)
        return fBuffer.getDocument();
    final ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    final IPath path = fFile.getFullPath();
    manager.connect(path, LocationKind.IFILE, monitor);
    fCount++;
    fBuffer = manager.getTextFileBuffer(path, LocationKind.IFILE);
    final IDocument document = fBuffer.getDocument();
    fContentStamp = ContentStamps.get(fFile, document);
    return document;
}