@Nullable
  public static String getPropertyNameBySetter(PsiMethod setterMethod) {
    if (setterMethod instanceof GrAccessorMethod) {
      return ((GrAccessorMethod)setterMethod).getProperty().getName();
    }

    @NonNls String methodName = setterMethod.getName();
    return getPropertyNameBySetterName(methodName);
  }
@Nullable
  public static String getPropertyNameBySetter(PsiMethod setterMethod)