src/java.base/share/classes/sun/security/util/DisabledAlgorithmConstraints.java

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

*** 133,143 ****
       */
      @Override
      public final boolean permits(Set<CryptoPrimitive> primitives,
              String algorithm, Key key, AlgorithmParameters parameters) {
  
!         if (algorithm == null || algorithm.length() == 0) {
              throw new IllegalArgumentException("No algorithm name specified");
          }
  
          return checkConstraints(primitives, algorithm, key, parameters);
      }
--- 133,143 ----
       */
      @Override
      public final boolean permits(Set<CryptoPrimitive> primitives,
              String algorithm, Key key, AlgorithmParameters parameters) {
  
!         if (algorithm == null || algorithm.isEmpty()) {
              throw new IllegalArgumentException("No algorithm name specified");
          }
  
          return checkConstraints(primitives, algorithm, key, parameters);
      }
*** 186,196 ****
          if (key == null) {
              throw new IllegalArgumentException("The key cannot be null");
          }
  
          // check the signature algorithm with parameters
!         if (algorithm != null && algorithm.length() != 0) {
              if (!permits(primitives, algorithm, parameters)) {
                  return false;
              }
          }
  
--- 186,196 ----
          if (key == null) {
              throw new IllegalArgumentException("The key cannot be null");
          }
  
          // check the signature algorithm with parameters
!         if (algorithm != null && !algorithm.isEmpty()) {
              if (!permits(primitives, algorithm, parameters)) {
                  return false;
              }
          }