src/java.base/share/classes/sun/security/provider/PolicyFile.java

rev 52881 : 8214971: Replace use of string.equals("") with isEmpty()
Reviewed-by: jlaskey, prappo, lancea, dfuchs, redestad

@@ -1606,11 +1606,11 @@
                 }
             }
             if (u.getProtocol().equals("file")) {
                 boolean isLocalFile = false;
                 String host = u.getHost();
-                isLocalFile = (host == null || host.equals("") ||
+                isLocalFile = (host == null || host.isEmpty() ||
                     host.equals("~") || host.equalsIgnoreCase("localhost"));
 
                 if (isLocalFile) {
                     path = u.getFile().replace('/', File.separatorChar);
                     path = ParseUtil.decode(path);