public static @NotNull JBEmptyBorder empty(int top, int left, int bottom, int right) {
      if (top == 0 && left == 0 && bottom == 0 && right == 0) {
        return JBEmptyBorder.SHARED_EMPTY_INSTANCE;
      }
      return new JBEmptyBorder(top, left, bottom, right);
    }
public static @NotNull JBEmptyBorder empty(int top, int left, int bottom, int right)