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src/java.base/share/classes/java/security/MessageDigest.java
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rev 52979 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: TBD
@@ -235,11 +235,11 @@
*/
public static MessageDigest getInstance(String algorithm, String provider)
throws NoSuchAlgorithmException, NoSuchProviderException
{
Objects.requireNonNull(algorithm, "null algorithm name");
- if (provider == null || provider.length() == 0)
+ if (provider == null || provider.isEmpty())
throw new IllegalArgumentException("missing provider");
Object[] objs = Security.getImpl(algorithm, "MessageDigest", provider);
if (objs[0] instanceof MessageDigest) {
MessageDigest md = (MessageDigest)objs[0];
md.provider = (Provider)objs[1];
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