code: public ListReviewPolicyResultsForHITRequest withPolicyLevels(String... policyLevels) {
          if (this.policyLevels == null) {
              setPolicyLevels(new java.util.ArrayList<String>(policyLevels.length));
          }
          for (String ele : policyLevels) {
              this.policyLevels.add(ele);
          }
          return this;
      }
docs: <p>
  The Policy Level(s) to retrieve review results for - HIT or Assignment. If omitted, the default behavior is to
  retrieve all data for both policy levels. For a list of all the described policies, see Review Policies.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setPolicyLevels(java.util.Collection)} or {@link #withPolicyLevels(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param policyLevels
  The Policy Level(s) to retrieve review results for - HIT or Assignment. If omitted, the default behavior
  is to retrieve all data for both policy levels. For a list of all the described policies, see Review
  Policies.
  @return Returns a reference to this object so that method calls can be chained together.
  @see ReviewPolicyLevel