/// <summary>
 /// Initializes a new instance of the <see cref="CustomerQuery"/> class.
 /// </summary>
 /// <param name="filter">filter.</param>
 /// <param name="sort">sort.</param>
 public CustomerQuery(
     Models.CustomerFilter filter = null,
     Models.CustomerSort sort     = null)
 {
     this.Filter = filter;
     this.Sort   = sort;
 }
 /// <summary>
 /// Sort.
 /// </summary>
 /// <param name="sort"> sort. </param>
 /// <returns> Builder. </returns>
 public Builder Sort(Models.CustomerSort sort)
 {
     this.sort = sort;
     return(this);
 }
 public Builder Sort(Models.CustomerSort value)
 {
     sort = value;
     return(this);
 }