public static IEditingModel getOpenModel(IDocument doc) {
    Iterator it = fOpenPDEEditors.values().iterator();
    while (it.hasNext()) {
      ArrayList list = (ArrayList) it.next();
      for (int i = 0; i < list.size(); i++) {
        PDEFormEditor e = (PDEFormEditor) list.get(i);
        IPluginModelBase model = (IPluginModelBase) e.getAggregateModel();
        if (model instanceof IBundlePluginModelBase) {
          IBundleModel bModel = ((IBundlePluginModelBase) model).getBundleModel();
          if (bModel instanceof IEditingModel && doc == ((IEditingModel) bModel).getDocument())
            return (IEditingModel) bModel;
          ISharedExtensionsModel eModel = ((IBundlePluginModelBase) model).getExtensionsModel();
          if (eModel instanceof IEditingModel && doc == ((IEditingModel) eModel).getDocument())
            return (IEditingModel) eModel;
        }

        //				IBuildModel bModel = model.getBuildModel();
        //				if (bModel instanceof IEditingModel &&
        //						doc == ((IEditingModel)bModel).getDocument())
        //					return (IEditingModel)bModel;

        if (model instanceof IEditingModel && doc == ((IEditingModel) model).getDocument())
          return (IEditingModel) model;
      }
    }
    return null;
  }
 private static PDEFormEditor getOpenEditor(IProject project, String editorId) {
   ArrayList list = (ArrayList) fOpenPDEEditors.get(project);
   if (list == null) return null;
   for (int i = 0; i < list.size(); i++) {
     PDEFormEditor editor = (PDEFormEditor) list.get(i);
     if (editor.getEditorSite().getId().equals(editorId)) return editor;
   }
   return null;
 }
 /**
  * PDE editors should call this during their creation.
  *
  * <p>Currently the pde editor superclass (PDEFormEditor) connects during its createPages method
  * and so this method does not need to be invoked anywhere else.
  *
  * @param editor the editor to connect to
  */
 public static void connect(PDEFormEditor editor) {
   IProject project = editor.getCommonProject();
   if (project == null) return;
   if (fOpenPDEEditors.containsKey(project)) {
     ArrayList list = (ArrayList) fOpenPDEEditors.get(project);
     if (!list.contains(editor)) list.add(editor);
   } else {
     ArrayList list = new ArrayList();
     list.add(editor);
     fOpenPDEEditors.put(project, list);
   }
 }
 private static PDEFormEditor getOpenEditor(String editorID, String inputContextID, IFile file) {
   // Get the file's project
   IProject project = file.getProject();
   // Check for open editors housed in the specified project
   ArrayList list = (ArrayList) fOpenPDEEditors.get(project);
   // No open editors found
   if (list == null) {
     return null;
   }
   // Get the open editor whose
   // (1) Editor ID matches the specified editor ID
   // (2) Underlying file matches the specified file
   // Check all open editors
   for (int i = 0; i < list.size(); i++) {
     // Get the editor
     PDEFormEditor editor = (PDEFormEditor) list.get(i);
     // Check for the specified type
     // Get the editor ID
     String currentEditorID = editor.getEditorSite().getId();
     if (currentEditorID.equals(editorID) == false) {
       continue;
     }
     // Check for the specified file
     // Find the editor's input context
     InputContext context = editor.getContextManager().findContext(inputContextID);
     // Ensure we have an input context
     if (context == null) {
       continue;
     }
     // Get the editor input
     IEditorInput input = context.getInput();
     // Ensure we have a file editor input
     if ((input instanceof IFileEditorInput) == false) {
       continue;
     }
     // Get the editor's underlying file
     IFile currentFile = ((IFileEditorInput) input).getFile();
     // If the file matches the specified file, we have found the
     // specified editor
     if (currentFile.equals(file)) {
       return editor;
     }
   }
   return null;
 }
 /**
  * PDE editors should call this when they are closing down.
  *
  * @param editor the pde editor to disconnect from
  */
 public static void disconnect(PDEFormEditor editor) {
   IProject project = editor.getCommonProject();
   if (project == null) {
     // getCommonProject will return null when project is deleted with editor open - bug 226788
     // Solution is to use editor input if it is a FileEditorInput.
     IEditorInput input = editor.getEditorInput();
     if (input != null && input instanceof FileEditorInput) {
       FileEditorInput fei = (FileEditorInput) input;
       IFile file = fei.getFile();
       project = file.getProject();
     }
   }
   if (project == null) return;
   if (!fOpenPDEEditors.containsKey(project)) return;
   ArrayList list = (ArrayList) fOpenPDEEditors.get(project);
   list.remove(editor);
   if (list.size() == 0) fOpenPDEEditors.remove(project);
 }
  private static TextFileChange[] generateModelEdits(
      final ModelModification modification, final IProgressMonitor monitor, boolean performEdits) {
    ArrayList edits = new ArrayList();
    // create own model, attach listeners and grab text edits
    ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
    IFile[] files;
    if (modification.isFullBundleModification()) {
      files = new IFile[2];
      files[F_Bi] = modification.getManifestFile();
      files[F_Xi] = modification.getXMLFile();
    } else {
      files = new IFile[] {modification.getFile()};
    }
    // need to monitor number of successful buffer connections for disconnection purposes
    // @see } finally { statement
    int sc = 0;
    try {
      ITextFileBuffer[] buffers = new ITextFileBuffer[files.length];
      IDocument[] documents = new IDocument[files.length];
      for (int i = 0; i < files.length; i++) {
        if (files[i] == null || !files[i].exists()) continue;
        manager.connect(files[i].getFullPath(), LocationKind.NORMALIZE, monitor);
        sc++;
        buffers[i] = manager.getTextFileBuffer(files[i].getFullPath(), LocationKind.NORMALIZE);
        if (performEdits && buffers[i].isDirty()) buffers[i].commit(monitor, true);
        documents[i] = buffers[i].getDocument();
      }

      IBaseModel editModel;
      if (modification.isFullBundleModification())
        editModel = prepareBundlePluginModel(files, documents, !performEdits);
      else editModel = prepareAbstractEditingModel(files[0], documents[0], !performEdits);

      modification.modifyModel(editModel, monitor);

      IModelTextChangeListener[] listeners = gatherListeners(editModel);
      for (int i = 0; i < listeners.length; i++) {
        if (listeners[i] == null) continue;
        TextEdit[] currentEdits = listeners[i].getTextOperations();
        if (currentEdits.length > 0) {
          MultiTextEdit multi = new MultiTextEdit();
          multi.addChildren(currentEdits);
          if (performEdits) {
            multi.apply(documents[i]);
            buffers[i].commit(monitor, true);
          }
          TextFileChange change = new TextFileChange(files[i].getName(), files[i]);
          change.setEdit(multi);
          // If the edits were performed right away (performEdits == true) then
          // all the names are null and we don't need the granular detail anyway.
          if (!performEdits) {
            for (int j = 0; j < currentEdits.length; j++) {
              String name = listeners[i].getReadableName(currentEdits[j]);
              if (name != null) change.addTextEditGroup(new TextEditGroup(name, currentEdits[j]));
            }
          }
          // save the file after the change applied
          change.setSaveMode(TextFileChange.FORCE_SAVE);
          setChangeTextType(change, files[i]);
          edits.add(change);
        }
      }
    } catch (CoreException e) {
      PDEPlugin.log(e);
    } catch (MalformedTreeException e) {
      PDEPlugin.log(e);
    } catch (BadLocationException e) {
      PDEPlugin.log(e);
    } finally {
      // don't want to over-disconnect in case we ran into an exception during connections
      // dc <= sc stops this from happening
      int dc = 0;
      for (int i = 0; i < files.length && dc <= sc; i++) {
        if (files[i] == null || !files[i].exists()) continue;
        try {
          manager.disconnect(files[i].getFullPath(), LocationKind.NORMALIZE, monitor);
          dc++;
        } catch (CoreException e) {
          PDEPlugin.log(e);
        }
      }
    }
    return (TextFileChange[]) edits.toArray(new TextFileChange[edits.size()]);
  }