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

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

@@ -70,11 +70,11 @@
      *
      * @param name the DNSName.
      * @throws IOException if the name is not a valid DNSName subjectAltName
      */
     public DNSName(String name) throws IOException {
-        if (name == null || name.length() == 0)
+        if (name == null || name.isEmpty())
             throw new IOException("DNSName must not be null or empty");
         if (name.contains(" "))
             throw new IOException("DNSName with blank components is not permitted");
         if (name.startsWith(".") || name.endsWith("."))
             throw new IOException("DNSName may not begin or end with a .");