code: public PolicyDescription withPolicyAttributeDescriptions(PolicyAttributeDescription... policyAttributeDescriptions) {
          if (this.policyAttributeDescriptions == null) {
              setPolicyAttributeDescriptions(new com.amazonaws.internal.SdkInternalList<PolicyAttributeDescription>(policyAttributeDescriptions.length));
          }
          for (PolicyAttributeDescription ele : policyAttributeDescriptions) {
              this.policyAttributeDescriptions.add(ele);
          }
          return this;
      }
docs: <p>
  The policy attributes.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setPolicyAttributeDescriptions(java.util.Collection)} or
  {@link #withPolicyAttributeDescriptions(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param policyAttributeDescriptions
  The policy attributes.
  @return Returns a reference to this object so that method calls can be chained together.