src/java.base/share/classes/sun/security/ssl/SupportedGroupsExtension.java

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

@@ -481,20 +481,20 @@
             //
             // If the System Property is not defined or the value is empty, the
             // default groups and preferences will be used.
             String property = GetPropertyAction
                     .privilegedGetProperty("jdk.tls.namedGroups");
-            if (property != null && property.length() != 0) {
+            if (property != null && !property.isEmpty()) {
                 // remove double quote marks from beginning/end of the property
                 if (property.length() > 1 && property.charAt(0) == '"' &&
                         property.charAt(property.length() - 1) == '"') {
                     property = property.substring(1, property.length() - 1);
                 }
             }
 
             ArrayList<NamedGroup> groupList;
-            if (property != null && property.length() != 0) {
+            if (property != null && !property.isEmpty()) {
                 String[] groups = property.split(",");
                 groupList = new ArrayList<>(groups.length);
                 for (String group : groups) {
                     group = group.trim();
                     if (!group.isEmpty()) {