return sessionManager.getActiveSession() != null;
}
public Object execute(ExecutionEvent event) throws ExecutionException {
final ICoverageSession session = sessionManager.getActiveSession();
final IEditorInput input = new CoverageSessionInput(session);
final IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);
try {
window.getActivePage().openEditor(input, ExecutionDataEditor.ID);
} catch (PartInitException e) {
throw new ExecutionException(