public bool RevokeRole(string cluster, string shardName, Common.Security.Impl.ResourceId resourceId, Common.Security.Interfaces.IUser userInfo, Common.Security.Interfaces.IRole roleInfo)
 {
     try
     {
         return(dbMgtServer.RevokeRole(cluster, shardName, resourceId, userInfo, roleInfo));
     }
     catch (System.Exception exc)
     {
         throw exc;
     }
 }