public ListPricingRulesResult withPricingRules(PricingRuleListElement... pricingRules) {
        if (this.pricingRules == null) {
            setPricingRules(new java.util.ArrayList<PricingRuleListElement>(pricingRules.length));
        }
        for (PricingRuleListElement ele : pricingRules) {
            this.pricingRules.add(ele);
        }
        return this;
    }
<p>
A list containing the described pricing rules.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setPricingRules(java.util.Collection)} or {@link #withPricingRules(java.util.Collection)} if you want to
override the existing values.
</p>

@param pricingRules
       A list containing the described pricing rules.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-billingconductor/src/main/java/com/amazonaws/services/billingconductor/model/ListPricingRulesResult.java