src/java.base/share/classes/java/security/Permission.java

rev 51919 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: dfuchs, alanb

@@ -220,11 +220,11 @@
      *
      * @return information about this Permission.
      */
     public String toString() {
         String actions = getActions();
-        if ((actions == null) || (actions.length() == 0)) { // OPTIONAL
+        if (actions == null || actions.isEmpty()) { // OPTIONAL
             return "(\"" + getClass().getName() + "\" \"" + name + "\")";
         } else {
             return "(\"" + getClass().getName() + "\" \"" + name +
                  "\" \"" + actions + "\")";
         }