public void setTargetGroupArns(java.util.Collection<String> targetGroupArns) {
        if (targetGroupArns == null) {
            this.targetGroupArns = null;
            return;
        }

        this.targetGroupArns = new java.util.ArrayList<String>(targetGroupArns);
    }
<p>
Returns the Amazon Resource Names (ARNs) of the target groups that are attached to the network load balancer.
</p>

@param targetGroupArns
       Returns the Amazon Resource Names (ARNs) of the target groups that are attached to the network load
       balancer.
aws-java-sdk-mainframemodernization/src/main/java/com/amazonaws/services/mainframemodernization/model/GetApplicationResult.java