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);
 }