8215281: Use String.isEmpty() when applicable in java.base

Reviewed-by: dfuchs, alanb
This commit is contained in:
Claes Redestad 2018-12-13 15:31:05 +01:00
parent c998ead188
commit a3df1d618e
155 changed files with 340 additions and 382 deletions

View file

@ -360,7 +360,7 @@ public abstract class Signature extends SignatureSpi {
Objects.requireNonNull(algorithm, "null algorithm name");
if (algorithm.equalsIgnoreCase(RSA_SIGNATURE)) {
// exception compatibility with existing code
if ((provider == null) || (provider.length() == 0)) {
if (provider == null || provider.isEmpty()) {
throw new IllegalArgumentException("missing provider");
}
Provider p = Security.getProvider(provider);