/**
* Demonstrate checking for String that is not null, not empty, and not white
* space only using standard Java classes.
*
* @param string String to be checked for not null, not empty, and not white
* space only.
* @return {@code true} if provided String is not null, is not empty, and
* has at least one character that is not considered white space.
*/
public static boolean isNotNullNotEmptyNotWhiteSpaceOnlyByJava(
final String string)
{
return string != null && !string.isEmpty() && !string.trim().isEmpty();
}
Refer:
http://marxsoftware.blogspot.in/2011/09/checking-for-null-or-empty-or-white.html
* Demonstrate checking for String that is not null, not empty, and not white
* space only using standard Java classes.
*
* @param string String to be checked for not null, not empty, and not white
* space only.
* @return {@code true} if provided String is not null, is not empty, and
* has at least one character that is not considered white space.
*/
public static boolean isNotNullNotEmptyNotWhiteSpaceOnlyByJava(
final String string)
{
return string != null && !string.isEmpty() && !string.trim().isEmpty();
}
Refer:
http://marxsoftware.blogspot.in/2011/09/checking-for-null-or-empty-or-white.html