Examples with ContainerCreator org.eclipse.core.filebuffers.manipulation.ContainerCreator used on opensource projects

Example 1 with ContainerCreator

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

the class FileDocumentProvider method doSaveDocument.

@Override
protected void doSaveDocument(IProgressMonitor monitor, Object element, IDocument document, boolean overwrite) throws CoreException {
    if (element instanceof IFileEditorInput) {
        IFileEditorInput input = (IFileEditorInput) element;
        String encoding = null;
        FileInfo info = (FileInfo) getElementInfo(element);
        IFile file = input.getFile();
        encoding = getCharsetForNewFile(file, document, info);
        if (info != null && info.fBOM == IContentDescription.BOM_UTF_16LE && CHARSET_UTF_16.equals(encoding))
            encoding = CHARSET_UTF_16LE;
        Charset charset;
        try {
            charset = Charset.forName(encoding);
        } catch (UnsupportedCharsetException ex) {
            String message = NLSUtility.format(TextEditorMessages.DocumentProvider_error_unsupported_encoding_message_arg, encoding);
            IStatus s = new Status(IStatus.ERROR, EditorsUI.PLUGIN_ID, IStatus.OK, message, ex);
            throw new CoreException(s);
        } catch (IllegalCharsetNameException ex) {
            String message = NLSUtility.format(TextEditorMessages.DocumentProvider_error_illegal_encoding_message_arg, encoding);
            IStatus s = new Status(IStatus.ERROR, EditorsUI.PLUGIN_ID, IStatus.OK, message, ex);
            throw new CoreException(s);
        }
        CharsetEncoder encoder = charset.newEncoder();
        encoder.onMalformedInput(CodingErrorAction.REPLACE);
        encoder.onUnmappableCharacter(CodingErrorAction.REPORT);
        InputStream stream;
        try {
            byte[] bytes;
            ByteBuffer byteBuffer = encoder.encode(CharBuffer.wrap(document.get()));
            if (byteBuffer.hasArray())
                bytes = byteBuffer.array();
            else {
                bytes = new byte[byteBuffer.limit()];
                byteBuffer.get(bytes);
            }
            stream = new ByteArrayInputStream(bytes, 0, byteBuffer.limit());
        } catch (CharacterCodingException ex) {
            Assert.isTrue(ex instanceof UnmappableCharacterException);
            String message = NLSUtility.format(TextEditorMessages.DocumentProvider_error_charset_mapping_failed_message_arg, encoding);
            IStatus s = new Status(IStatus.ERROR, EditorsUI.PLUGIN_ID, EditorsUI.CHARSET_MAPPING_FAILED, message, null);
            throw new CoreException(s);
        }
        /*
			 * XXX:
			 * This is a workaround for a corresponding bug in Java readers and writer,
			 * see http://developer.java.sun.com/developer/bugParade/bugs/4508058.html
			 */
        if (info != null && info.fBOM == IContentDescription.BOM_UTF_8 && CHARSET_UTF_8.equals(encoding))
            stream = new SequenceInputStream(new ByteArrayInputStream(IContentDescription.BOM_UTF_8), stream);
        if (info != null && info.fBOM == IContentDescription.BOM_UTF_16LE && CHARSET_UTF_16LE.equals(encoding))
            stream = new SequenceInputStream(new ByteArrayInputStream(IContentDescription.BOM_UTF_16LE), stream);
        if (file.exists()) {
            if (info != null && !overwrite)
                checkSynchronizationState(info.fModificationStamp, file);
            // inform about the upcoming content change
            fireElementStateChanging(element);
            try {
                file.setContents(stream, overwrite, true, monitor);
            } catch (CoreException x) {
                // inform about failure
                fireElementStateChangeFailed(element);
                throw x;
            } catch (RuntimeException x) {
                // inform about failure
                fireElementStateChangeFailed(element);
                throw x;
            }
            if (info != null) {
                ResourceMarkerAnnotationModel model = (ResourceMarkerAnnotationModel) info.fModel;
                if (model != null)
                    model.updateMarkers(info.fDocument);
                info.fModificationStamp = computeModificationStamp(file);
            }
        } else {
            SubMonitor subMonitor = SubMonitor.convert(monitor, TextEditorMessages.FileDocumentProvider_task_saving, 2);
            ContainerCreator creator = new ContainerCreator(file.getWorkspace(), file.getParent().getFullPath());
            creator.createContainer(subMonitor.split(1));
            file.create(stream, false, subMonitor.split(1));
        }
    } else {
        super.doSaveDocument(monitor, element, document, overwrite);
    }
}

Example 2 with ContainerCreator

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

the class ResourceHelper method createFolder.

public static IFolder createFolder(String portableFolderPath) throws CoreException {
    ContainerCreator creator = new ContainerCreator(ResourcesPlugin.getWorkspace(), new Path(portableFolderPath));
    IContainer container = creator.createContainer(NULL_MONITOR);
    if (container instanceof IFolder)
        return (IFolder) container;
    return null;
}

Example 3 with ContainerCreator

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

the class ResourceTextFileBuffer method commitFileBufferContent.

@Override
protected void commitFileBufferContent(IProgressMonitor monitor, boolean overwrite) throws CoreException {
    if (!isSynchronized() && !overwrite) {
        String message = NLSUtility.format(FileBuffersMessages.FileBuffer_error_outOfSync, getFileStore().toURI());
        throw new CoreException(new Status(IStatus.WARNING, FileBuffersPlugin.PLUGIN_ID, IResourceStatus.OUT_OF_SYNC_LOCAL, message, null));
    }
    String encoding = computeEncoding();
    if (fBOM == IContentDescription.BOM_UTF_16LE && CHARSET_UTF_16.equals(encoding))
        encoding = CHARSET_UTF_16LE;
    Charset charset;
    try {
        charset = Charset.forName(encoding);
    } catch (UnsupportedCharsetException ex) {
        String message = NLSUtility.format(FileBuffersMessages.ResourceTextFileBuffer_error_unsupported_encoding_message_arg, encoding);
        IStatus s = new Status(IStatus.ERROR, FileBuffersPlugin.PLUGIN_ID, IStatus.OK, message, ex);
        throw new CoreException(s);
    } catch (IllegalCharsetNameException ex) {
        String message = NLSUtility.format(FileBuffersMessages.ResourceTextFileBuffer_error_illegal_encoding_message_arg, encoding);
        IStatus s = new Status(IStatus.ERROR, FileBuffersPlugin.PLUGIN_ID, IStatus.OK, message, ex);
        throw new CoreException(s);
    }
    CharsetEncoder encoder = charset.newEncoder();
    encoder.onMalformedInput(CodingErrorAction.REPLACE);
    encoder.onUnmappableCharacter(CodingErrorAction.REPORT);
    InputStream stream;
    try {
        byte[] bytes;
        ByteBuffer byteBuffer = encoder.encode(CharBuffer.wrap(fDocument.get()));
        if (byteBuffer.hasArray())
            bytes = byteBuffer.array();
        else {
            bytes = new byte[byteBuffer.limit()];
            byteBuffer.get(bytes);
        }
        stream = new ByteArrayInputStream(bytes, 0, byteBuffer.limit());
    } catch (CharacterCodingException ex) {
        Assert.isTrue(ex instanceof UnmappableCharacterException);
        String message = NLSUtility.format(FileBuffersMessages.ResourceTextFileBuffer_error_charset_mapping_failed_message_arg, encoding);
        IStatus s = new Status(IStatus.ERROR, FileBuffersPlugin.PLUGIN_ID, IFileBufferStatusCodes.CHARSET_MAPPING_FAILED, message, ex);
        throw new CoreException(s);
    }
    /*
		 * XXX:
		 * This is a workaround for a corresponding bug in Java readers and writer,
		 * see http://developer.java.sun.com/developer/bugParade/bugs/4508058.html
		 */
    if (fBOM == IContentDescription.BOM_UTF_8 && CHARSET_UTF_8.equals(encoding))
        stream = new SequenceInputStream(new ByteArrayInputStream(IContentDescription.BOM_UTF_8), stream);
    if (fBOM == IContentDescription.BOM_UTF_16LE && CHARSET_UTF_16LE.equals(encoding))
        stream = new SequenceInputStream(new ByteArrayInputStream(IContentDescription.BOM_UTF_16LE), stream);
    if (fFile.exists()) {
        // here the file synchronizer should actually be removed and afterwards added again. However,
        // we are already inside an operation, so the delta is sent AFTER we have added the listener
        fFile.setContents(stream, overwrite, true, monitor);
        if (fDocument instanceof IDocumentExtension4) {
            fSynchronizationStamp = ((IDocumentExtension4) fDocument).getModificationStamp();
            fFile.revertModificationStamp(fSynchronizationStamp);
        } else
            fSynchronizationStamp = fFile.getModificationStamp();
        if (fAnnotationModel instanceof IPersistableAnnotationModel) {
            IPersistableAnnotationModel persistableModel = (IPersistableAnnotationModel) fAnnotationModel;
            persistableModel.commit(fDocument);
        }
    } else {
        SubMonitor subMonitor = SubMonitor.convert(monitor, FileBuffersMessages.ResourceTextFileBuffer_task_saving, 2);
        ContainerCreator creator = new ContainerCreator(fFile.getWorkspace(), fFile.getParent().getFullPath());
        creator.createContainer(subMonitor.split(1));
        fFile.create(stream, false, subMonitor.split(1));
        // set synchronization stamp to know whether the file synchronizer must become active
        fSynchronizationStamp = fFile.getModificationStamp();
        subMonitor.split(1);
    // TODO commit persistable annotation model
    }
}