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

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

@@ -918,11 +918,11 @@
      */
     public static KeyStore getInstance(String type, String provider)
         throws KeyStoreException, NoSuchProviderException
     {
         Objects.requireNonNull(type, "null type name");
-        if (provider == null || provider.length() == 0)
+        if (provider == null || provider.isEmpty())
             throw new IllegalArgumentException("missing provider");
         try {
             Object[] objs = Security.getImpl(type, "KeyStore", provider);
             return new KeyStore((KeyStoreSpi)objs[0], (Provider)objs[1], type);
         } catch (NoSuchAlgorithmException nsae) {