public void setFirewallPolicyArn(String firewallPolicyArn) {
        this.firewallPolicyArn = firewallPolicyArn;
    }
<p>
The Amazon Resource Name (ARN) of the firewall policy.
</p>
<p>
The relationship of firewall to firewall policy is many to one. Each firewall requires one firewall policy
association, and you can use the same firewall policy for multiple firewalls.
</p>

@param firewallPolicyArn
       The Amazon Resource Name (ARN) of the firewall policy.</p>
       <p>
       The relationship of firewall to firewall policy is many to one. Each firewall requires one firewall policy
       association, and you can use the same firewall policy for multiple firewalls.
aws-java-sdk-networkfirewall/src/main/java/com/amazonaws/services/networkfirewall/model/Firewall.java