public void setConflictingPolicyId(String conflictingPolicyId) {
        this.conflictingPolicyId = conflictingPolicyId;
    }
<p>
The ID of the Firewall Manager DNS Firewall policy that was already applied to the VPC. This policy contains the
rule group that's already associated with the VPC.
</p>

@param conflictingPolicyId
       The ID of the Firewall Manager DNS Firewall policy that was already applied to the VPC. This policy
       contains the rule group that's already associated with the VPC.
aws-java-sdk-fms/src/main/java/com/amazonaws/services/fms/model/DnsRuleGroupPriorityConflictViolation.java