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java.lang.Objectcom.google.gwt.http.client.StringValidator
final class StringValidator
Utility class for validating strings. TODO(mmendez): Is there a better place for this?
| Method Summary | |
|---|---|
static boolean |
isEmptyOrNullString(java.lang.String string)
Returns true if the string is empty or null. |
static void |
throwIfEmptyOrNull(java.lang.String name,
java.lang.String value)
Throws if value is null or empty. |
static void |
throwIfNull(java.lang.String name,
java.lang.Object value)
Throws a NullPointerException if the value is null. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Method Detail |
|---|
public static boolean isEmptyOrNullString(java.lang.String string)
string - to test if null or empty
public static void throwIfEmptyOrNull(java.lang.String name,
java.lang.String value)
value is null or empty. This method
ignores leading and trailing whitespace.
name - the name of the value, used in error messagesvalue - the string value that needs to be validated
java.lang.IllegalArgumentException - if the string is empty, or all whitespace
java.lang.NullPointerException - if the string is null
public static void throwIfNull(java.lang.String name,
java.lang.Object value)
NullPointerException if the value is null.
name - the name of the value, used in error messagesvalue - the value that needs to be validated
java.lang.NullPointerException - if the value is null
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