if (str == null) return true;
return str.isEmpty();
}
+ public static boolean equalStrings(String u, CharSequence text) {
+ return nullIsEmpty(u).equals(text.toString());
+ }
+ public static boolean equalStrings(String a, String b) {
+ return nullIsEmpty(a).equals(nullIsEmpty(b));
+ }
+ public static boolean isEmptyOrNull(CharSequence text) {
+ if (text == null)
+ return true;
+ return text.length() == 0;
+ }
}