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

Example 61 with ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager in project eclipse.platform.text by eclipse.

the class FileBufferCreation method test7_location.

/*
	 * Tests the creation of a file buffer for a non-existing file.
	 */
@Test
public void test7_location() throws Exception {
    IPath path = FileBuffersTestPlugin.getDefault().getStateLocation();
    path = path.append("NonExistingFile");
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    manager.connect(path, LocationKind.LOCATION, null);
    ITextFileBuffer buffer = manager.getTextFileBuffer(path, LocationKind.LOCATION);
    Assert.assertNotNull(buffer);
    IDocument document = buffer.getDocument();
    Assert.assertNotNull(document);
    Assert.assertTrue("".equals(document.get()));
    assertSame(buffer, manager.getTextFileBuffer(document));
    manager.disconnect(path, LocationKind.LOCATION, null);
    assertNull(manager.getTextFileBuffer(path, LocationKind.LOCATION));
}

Example 62 with ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager in project eclipse.platform.text by eclipse.

the class FileBufferCreation method test7.

/*
	 * Tests the creation of a file buffer for a non-existing file.
	 */
@Test
public void test7() throws Exception {
    IPath path = FileBuffersTestPlugin.getDefault().getStateLocation();
    path = path.append("NonExistingFile");
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    manager.connect(path, LocationKind.NORMALIZE, null);
    ITextFileBuffer buffer = manager.getTextFileBuffer(path, LocationKind.NORMALIZE);
    Assert.assertNotNull(buffer);
    IDocument document = buffer.getDocument();
    Assert.assertNotNull(document);
    Assert.assertTrue("".equals(document.get()));
    assertSame(buffer, manager.getTextFileBuffer(document));
    manager.disconnect(path, LocationKind.NORMALIZE, null);
    assertNull(manager.getTextFileBuffer(path, LocationKind.NORMALIZE));
}

Example 63 with ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager in project eclipse.platform.text by eclipse.

the class TextFileDocumentProvider method createFileInfo.

/**
 * Creates and returns the file info object
 * for the given element.
 * <p>
 * Subclasses which extend {@link org.eclipse.ui.editors.text.TextFileDocumentProvider.FileInfo}
 * will probably have to extend this method as well.
 * </p>
 *
 * @param element the element
 * @return a file info object of type <code>FileInfo</code>
 * 			 or <code>null</code> if none can be created
 * @throws CoreException if the file info object could not successfully be created
 */
protected FileInfo createFileInfo(Object element) throws CoreException {
    if (!(element instanceof IAdaptable))
        return null;
    IAdaptable adaptable = (IAdaptable) element;
    IFile file = null;
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    ITextFileBuffer fileBuffer = null;
    LocationKind locationKind = null;
    file = adaptable.getAdapter(IFile.class);
    if (file != null) {
        IPath location = file.getFullPath();
        locationKind = LocationKind.IFILE;
        manager.connect(location, locationKind, getProgressMonitor());
        fileBuffer = manager.getTextFileBuffer(location, locationKind);
    } else {
        ILocationProvider provider = adaptable.getAdapter(ILocationProvider.class);
        if (provider instanceof ILocationProviderExtension) {
            URI uri = ((ILocationProviderExtension) provider).getURI(element);
            if (ResourcesPlugin.getWorkspace().getRoot().findFilesForLocationURI(uri).length == 0) {
                IFileStore fileStore = EFS.getStore(uri);
                manager.connectFileStore(fileStore, getProgressMonitor());
                fileBuffer = manager.getFileStoreTextFileBuffer(fileStore);
            }
        }
        if (fileBuffer == null && provider != null) {
            IPath location = provider.getPath(element);
            if (location == null)
                return null;
            locationKind = LocationKind.NORMALIZE;
            manager.connect(location, locationKind, getProgressMonitor());
            fileBuffer = manager.getTextFileBuffer(location, locationKind);
            file = FileBuffers.getWorkspaceFileAtLocation(location);
        }
    }
    if (fileBuffer != null) {
        fileBuffer.requestSynchronizationContext();
        FileInfo info = createEmptyFileInfo();
        info.fTextFileBuffer = fileBuffer;
        info.fTextFileBufferLocationKind = locationKind;
        info.fCachedReadOnlyState = isSystemFileReadOnly(info);
        if (file != null)
            info.fModel = createAnnotationModel(file);
        if (info.fModel == null)
            info.fModel = info.fTextFileBuffer.getAnnotationModel();
        setUpSynchronization(info);
        return info;
    }
    return null;
}

Example 64 with ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager in project eclipse.platform.text by eclipse.

the class TextSearchVisitor method evaluateTextEditor.

private void evaluateTextEditor(Map<IFile, IDocument> result, IEditorPart ep) {
    IEditorInput input = ep.getEditorInput();
    if (input instanceof IFileEditorInput) {
        IFile file = ((IFileEditorInput) input).getFile();
        if (!result.containsKey(file)) {
            // take the first editor found
            ITextFileBufferManager bufferManager = FileBuffers.getTextFileBufferManager();
            ITextFileBuffer textFileBuffer = bufferManager.getTextFileBuffer(file.getFullPath(), LocationKind.IFILE);
            if (textFileBuffer != null) {
                // file buffer has precedence
                result.put(file, textFileBuffer.getDocument());
            } else {
                // use document provider
                IDocument document = ((ITextEditor) ep).getDocumentProvider().getDocument(input);
                if (document != null) {
                    result.put(file, document);
                }
            }
        }
    }
}

Example 65 with ITextFileBufferManager

use of org.eclipse.core.filebuffers.ITextFileBufferManager in project eclipse.platform.text by eclipse.

the class GenericFileBufferOperationRunner method releaseFileBuffers.

private void releaseFileBuffers(IPath[] locations, IProgressMonitor progressMonitor) throws CoreException {
    SubMonitor subMonitor = SubMonitor.convert(progressMonitor, FileBuffersMessages.FileBufferOperationRunner_task_disconnecting, locations.length);
    final ITextFileBufferManager fileBufferManager = FileBuffers.getTextFileBufferManager();
    for (IPath location : locations) {
        fileBufferManager.disconnect(location, LocationKind.NORMALIZE, subMonitor.split(1));
    }
}