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

Example 11 with ITextFileBuffer

use of org.eclipse.core.filebuffers.ITextFileBuffer in project AutoRefactor by JnRouvignac.

the class ApplyRefactoringsJob method applyRefactoring.

private void applyRefactoring(ICompilationUnit compilationUnit, AggregateASTVisitor refactoringToApply, JavaProjectOptions options, IProgressMonitor monitor) throws Exception {
    final ITextFileBufferManager bufferManager = FileBuffers.getTextFileBufferManager();
    final IPath path = compilationUnit.getPath();
    final LocationKind locationKind = LocationKind.NORMALIZE;
    try {
        bufferManager.connect(path, locationKind, null);
        final ITextFileBuffer textFileBuffer = bufferManager.getTextFileBuffer(path, locationKind);
        if (!textFileBuffer.isSynchronized()) {
            /*
                 * Cannot read the source when a file is not synchronized,
                 * Let's ignore this file to avoid problems when:
                 * - doing string manipulation with the source text
                 * - applying automated refactorings to such files
                 */
            environment.getLogger().error("File \"" + compilationUnit.getPath() + "\" is not synchronized with the file system." + " Automated refactorings will not be applied to it.");
            return;
        }
        final IDocument document = textFileBuffer.getDocument();
        applyRefactoring(document, compilationUnit, refactoringToApply, options, monitor);
    } finally {
        bufferManager.disconnect(path, locationKind, null);
    }
}

Example 12 with ITextFileBuffer

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

the class JavadocContentAccess2 method getIFileContent.

/**
     * Reads the content of the IFile.
     *
     * @param file the file whose content has to be read
     * @return the content of the file
     * @throws CoreException if the file could not be successfully connected or disconnected
     */
private static String getIFileContent(IFile file) throws CoreException {
    String content = null;
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    IPath fullPath = file.getFullPath();
    manager.connect(fullPath, LocationKind.IFILE, null);
    try {
        ITextFileBuffer buffer = manager.getTextFileBuffer(fullPath, LocationKind.IFILE);
        if (buffer != null) {
            content = buffer.getDocument().get();
        }
    } finally {
        manager.disconnect(fullPath, LocationKind.IFILE, null);
    }
    return content;
}

Example 13 with ITextFileBuffer

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

the class CodeAssist method computeAssistProposals.

@SuppressWarnings("unchecked")
public Proposals computeAssistProposals(IJavaProject project, String fqn, int offset, List<Problem> problems) throws CoreException {
    ICompilationUnit compilationUnit;
    IType type = project.findType(fqn);
    if (type == null) {
        return null;
    }
    if (type.isBinary()) {
        throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.CORE_EXCEPTION, "Can't calculate Quick Assist on binary file"));
    } else {
        compilationUnit = type.getCompilationUnit();
    }
    IBuffer buffer = compilationUnit.getBuffer();
    ITextFileBufferManager bufferManager = FileBuffers.getTextFileBufferManager();
    bufferManager.connect(compilationUnit.getPath(), LocationKind.IFILE, new NullProgressMonitor());
    ITextFileBuffer textFileBuffer = bufferManager.getTextFileBuffer(compilationUnit.getPath(), LocationKind.IFILE);
    IDocument document = textFileBuffer.getDocument();
    TextViewer viewer = new TextViewer(document, new Point(offset, 0));
    AssistContext context = new AssistContext(compilationUnit, offset, 0);
    ArrayList proposals = new ArrayList<>();
    JavaCorrectionProcessor.collectProposals(context, problems, true, true, proposals);
    return convertProposals(offset, compilationUnit, viewer, proposals);
}

Example 14 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];
}

Example 15 with ITextFileBuffer

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

the class TextFileBufferManager method getTextFileBuffer.

//
//	/*
//	 * @see org.eclipse.core.filebuffers.ITextFileBufferManager#getFileStoreTextFileBuffer(org.eclipse.core.filesystem.IFileStore)
//	 * @since 3.3
//	 */
//	public ITextFileBuffer getFileStoreTextFileBuffer(IFileStore fileStore) {
//		Assert.isLegal(fileStore != null);
//		return (ITextFileBuffer)getFileStoreFileBuffer(fileStore);
//	}
/*
	 * @see org.eclipse.core.filebuffers.ITextFileBufferManager#getTextFileBuffer(org.eclipse.jface.text.IDocument)
	 * @since 3.3
	 */
public ITextFileBuffer getTextFileBuffer(IDocument document) {
    Assert.isLegal(document != null);
    Iterator iter;
    synchronized (fFilesBuffers) {
        iter = new ArrayList(fFilesBuffers.values()).iterator();
    }
    while (iter.hasNext()) {
        Object buffer = iter.next();
        if (buffer instanceof ITextFileBuffer) {
            ITextFileBuffer textFileBuffer = (ITextFileBuffer) buffer;
            if (textFileBuffer.getDocument() == document) {
                if (!((AbstractFileBuffer) textFileBuffer).isDisconnected())
                    return textFileBuffer;
                return null;
            }
        }
    }
    synchronized (fFileStoreFileBuffers) {
        iter = new ArrayList(fFileStoreFileBuffers.values()).iterator();
    }
    while (iter.hasNext()) {
        Object buffer = iter.next();
        if (buffer instanceof ITextFileBuffer) {
            ITextFileBuffer textFileBuffer = (ITextFileBuffer) buffer;
            if (textFileBuffer.getDocument() == document) {
                if (!((AbstractFileBuffer) textFileBuffer).isDisconnected())
                    return textFileBuffer;
            }
        }
    }
    return null;
}