public void setUpgradePolicy(UpgradePolicyRequest upgradePolicy) {
        this.upgradePolicy = upgradePolicy;
    }
<p>
You can enable or disable extended support for clusters currently on standard support. You cannot disable
extended support once it starts. You must enable extended support before your cluster exits standard support.
</p>

@param upgradePolicy
       You can enable or disable extended support for clusters currently on standard support. You cannot disable
       extended support once it starts. You must enable extended support before your cluster exits standard
       support.
aws-java-sdk-eks/src/main/java/com/amazonaws/services/eks/model/UpdateClusterConfigRequest.java