code: public void setPolicyTypeNames(java.util.Collection<String> policyTypeNames) {
          if (policyTypeNames == null) {
              this.policyTypeNames = null;
              return;
          }
  
          this.policyTypeNames = new com.amazonaws.internal.SdkInternalList<String>(policyTypeNames);
      }
docs: <p>
  The names of the policy types. If no names are specified, describes all policy types defined by Elastic Load
  Balancing.
  </p>
  
  @param policyTypeNames
  The names of the policy types. If no names are specified, describes all policy types defined by Elastic
  Load Balancing.