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

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

@@ -1243,11 +1243,11 @@
         if (standard == AVA.DEFAULT && keyword.startsWith("OID.")) {
             keyword = keyword.substring(4);
         }
 
         boolean number = false;
-        if (keyword.length() != 0) {
+        if (!keyword.isEmpty()) {
             char ch = keyword.charAt(0);
             if ((ch >= '0') && (ch <= '9')) {
                 number = true;
             }
         }

@@ -1283,11 +1283,11 @@
             AVAKeyword ak = oidMap.get(oid);
             if ((ak != null) && ak.isCompliant(standard)) {
                 return ak.keyword;
             }
         } else {
-            if (keywordString.length() == 0) {
+            if (keywordString.isEmpty()) {
                 throw new IllegalArgumentException("keyword cannot be empty");
             }
             keywordString = keywordString.trim();
             char c = keywordString.charAt(0);
             if (c < 65 || c > 122 || (c > 90 && c < 97)) {