--- old/src/java.naming/share/classes/com/sun/jndi/toolkit/url/GenericURLContext.java	2018-12-06 17:53:27.273549226 -0500
+++ new/src/java.naming/share/classes/com/sun/jndi/toolkit/url/GenericURLContext.java	2018-12-06 17:53:27.101548373 -0500
@@ -476,9 +476,9 @@
 
     public String composeName(String name, String prefix)
         throws NamingException {
-            if (prefix.equals("")) {
+            if (prefix.isEmpty()) {
                 return name;
-            } else if (name.equals("")) {
+            } else if (name.isEmpty()) {
                 return prefix;
             } else {
                 return (prefix + "/" + name);