Java Code Examples for org.eclipse.ui.editors.text.FileDocumentProvider

The following examples show how to use org.eclipse.ui.editors.text.FileDocumentProvider. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: tlaplus   Source File: ResourceHelper.java    License: MIT License 6 votes vote down vote up
/**
 * Returns a document representing the file. Note that
 * this document will not be synchronized with changes to
 * the file. It will simply be a snapshot of the file.
 * 
 * Returns null if unsuccessful.
 * 
 * @param module
 * @return
 */
public static IDocument getDocFromFile(IFile file)
{

    /*
     * We need a file document provider to create
     * the document. After the document is created
     * the file document provider must be disconnected
     * to avoid a memory leak.
     */
    FileDocumentProvider fdp = new FileDocumentProvider();
    FileEditorInput input = new FileEditorInput(file);
    try
    {
        fdp.connect(input);
        return fdp.getDocument(input);
    } catch (CoreException e)
    {
        Activator.getDefault().logError("Error getting document for module " + file, e);
    } finally
    {
        fdp.disconnect(input);
    }
    return null;

}
 
Example 2
Source Project: textuml   Source File: SourceEditor.java    License: Eclipse Public License 1.0 6 votes vote down vote up
public SourceEditor() {
    setSourceViewerConfiguration(new TextUMLSourceViewerConfiguration(this));
    // set the document provider to create the partitioner
    setDocumentProvider(new FileDocumentProvider() {
        protected IDocument createDocument(Object element) throws CoreException {
            IDocument document = super.createDocument(element);
            if (document != null) {
                // this will create partitions
                IDocumentPartitioner partitioner = new FastPartitioner(new PartitionScanner(),
                        ContentTypes.CONFIGURED_CONTENT_TYPES);
                partitioner.connect(document);
                document.setDocumentPartitioner(partitioner);
            }
            return document;
        }
    });
}
 
Example 3
Source Project: tlaplus   Source File: CoverageInformation.java    License: MIT License 5 votes vote down vote up
public CoverageInformation(final List<IFile> savedTLAFiles) {
	for (final IFile iFile : savedTLAFiles) {
		try {
			final FileDocumentProvider fileDocumentProvider = new FileDocumentProvider();
			final FileEditorInput fei = new FileEditorInput(iFile);
			fileDocumentProvider.connect(fei);
			final IDocument document = fileDocumentProvider.getDocument(fei);
			nameToDocument.put(iFile.getName(), document);
		} catch (final CoreException notExpectedToHappen) {
			notExpectedToHappen.printStackTrace();
		}
	}
}
 
Example 4
Source Project: tlaplus   Source File: TLCModelLaunchDelegate.java    License: MIT License 4 votes vote down vote up
protected Map<TLAMarkerInformationHolder, Hashtable<String, Object>> sany2ToolboxErrors(final IProgressMonitor monitor, final IFile rootModule,
		final Vector<TLAMarkerInformationHolder> detectedErrors) throws CoreException {
	FileEditorInput fileEditorInput = new FileEditorInput(rootModule);
       FileDocumentProvider fileDocumentProvider = new FileDocumentProvider();
       final Map<TLAMarkerInformationHolder, Hashtable<String, Object>> result = new HashMap<>();
       try
       {

           fileDocumentProvider.connect(fileEditorInput);

           // The document for manipulation of the MC.tla file
           IDocument document = fileDocumentProvider.getDocument(fileEditorInput);

           // the find/replace adapter to find texts in the document
           FindReplaceDocumentAdapter searchAdapter = new FindReplaceDocumentAdapter(document);

           for (int i = 0; i < detectedErrors.size(); i++)
           {
               // the holder has the information about the error in the MC file
               TLAMarkerInformationHolder markerHolder = (TLAMarkerInformationHolder) detectedErrors.get(i);
               String message = markerHolder.getMessage();
               if (markerHolder.getModuleName() != null)
               {
                   // the root module is MC.tla
                   if (markerHolder.getModuleName().equals(rootModule.getName()))
                   {
                       int severity = markerHolder.getSeverityError();
                       int[] coordinates = markerHolder.getCoordinates();

                       // find the error cause and install the error marker on the corresponding
                       // field
                       result.put(markerHolder, ModelHelper.createMarkerDescription(rootModule, document, searchAdapter,
                               message, severity, coordinates));
                   } else
                   {
                   	// see getLaunch(...) above
                   	DebugPlugin.getDefault().getLaunchManager().removeLaunch(this.launch);
                   	
                       // the reported error is not pointing to the MC file.
                       throw new CoreException(new Status(IStatus.ERROR, TLCActivator.PLUGIN_ID,
                               "Fatal error during validation of the model. "
                                       + "SANY discovered an error somewhere else than the MC file. "
                                       + "This is a bug. The error message was " + message + " in the module "
                                       + markerHolder.getModuleName()));
                   }
               } else
               {
               	// see getLaunch(...) above
                  	DebugPlugin.getDefault().getLaunchManager().removeLaunch(this.launch);
                  	
                   throw new CoreException(new Status(IStatus.ERROR, TLCActivator.PLUGIN_ID,
                           "Fatal error during validation of the model. "
                                   + "SANY discovered an error somewhere else than the MC file. "
                                   + "This is a bug. The error message was " + message + "."));
               }

           }

       } finally
       {
           /*
            * The document provider is not needed. Always disconnect it to avoid a memory leak.
            * 
            * Keeping it connected only seems to provide synchronization of
            * the document with file changes. That is not necessary in this context.
            */
           fileDocumentProvider.disconnect(fileEditorInput);
           monitor.done();
       }
       return result;
}