src/java.base/share/classes/javax/security/auth/callback/TextInputCallback.java

rev 52979 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: TBD

@@ -61,11 +61,11 @@
      *
      * @exception IllegalArgumentException if {@code prompt} is null
      *                  or if {@code prompt} has a length of 0.
      */
     public TextInputCallback(String prompt) {
-        if (prompt == null || prompt.length() == 0)
+        if (prompt == null || prompt.isEmpty())
             throw new IllegalArgumentException();
         this.prompt = prompt;
     }
 
     /**

@@ -81,12 +81,12 @@
      *                  if {@code prompt} has a length of 0,
      *                  if {@code defaultText} is null
      *                  or if {@code defaultText} has a length of 0.
      */
     public TextInputCallback(String prompt, String defaultText) {
-        if (prompt == null || prompt.length() == 0 ||
-            defaultText == null || defaultText.length() == 0)
+        if (prompt == null || prompt.isEmpty() ||
+            defaultText == null || defaultText.isEmpty())
             throw new IllegalArgumentException();
 
         this.prompt = prompt;
         this.defaultText = defaultText;
     }