code: public ListAssignmentsForHITRequest withAssignmentStatuses(String... assignmentStatuses) {
          if (this.assignmentStatuses == null) {
              setAssignmentStatuses(new java.util.ArrayList<String>(assignmentStatuses.length));
          }
          for (String ele : assignmentStatuses) {
              this.assignmentStatuses.add(ele);
          }
          return this;
      }
docs: <p>
  The status of the assignments to return: Submitted | Approved | Rejected
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setAssignmentStatuses(java.util.Collection)} or {@link #withAssignmentStatuses(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param assignmentStatuses
  The status of the assignments to return: Submitted | Approved | Rejected
  @return Returns a reference to this object so that method calls can be chained together.
  @see AssignmentStatus