java: Shrew "uses unchecked or unsafe operations"

Signed-off-by: Or Cohen <orc@fewbytes.com>
Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>

java/cloudius/com/cloudius/cli/util/Shrew.java

@@ -585,7 +585,7 @@ public class Shrew implements Runnable {
      * order). This method ignores format errors.
      */
     private static Hashtable parseQueryString(String query) {
-        Hashtable ht = new Hashtable();
+        Hashtable<String, String[]> ht = new Hashtable<String, String[]>();
         if (query == null)
             return ht;
         StringTokenizer st = new StringTokenizer(query, "&");