src/java.base/share/classes/sun/security/x509/X509CRLImpl.java

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

*** 368,378 ****
          }
          if (signedCRL == null) {
              throw new CRLException("Uninitialized CRL");
          }
          Signature   sigVerf = null;
!         if (sigProvider.length() == 0) {
              sigVerf = Signature.getInstance(sigAlgId.getName());
          } else {
              sigVerf = Signature.getInstance(sigAlgId.getName(), sigProvider);
          }
  
--- 368,378 ----
          }
          if (signedCRL == null) {
              throw new CRLException("Uninitialized CRL");
          }
          Signature   sigVerf = null;
!         if (sigProvider.isEmpty()) {
              sigVerf = Signature.getInstance(sigAlgId.getName());
          } else {
              sigVerf = Signature.getInstance(sigAlgId.getName(), sigProvider);
          }
  
*** 493,503 ****
          NoSuchProviderException, SignatureException {
          try {
              if (readOnly)
                  throw new CRLException("cannot over-write existing CRL");
              Signature sigEngine = null;
!             if ((provider == null) || (provider.length() == 0))
                  sigEngine = Signature.getInstance(algorithm);
              else
                  sigEngine = Signature.getInstance(algorithm, provider);
  
              sigEngine.initSign(key);
--- 493,503 ----
          NoSuchProviderException, SignatureException {
          try {
              if (readOnly)
                  throw new CRLException("cannot over-write existing CRL");
              Signature sigEngine = null;
!             if (provider == null || provider.isEmpty())
                  sigEngine = Signature.getInstance(algorithm);
              else
                  sigEngine = Signature.getInstance(algorithm, provider);
  
              sigEngine.initSign(key);