@Override
    public boolean equals(Object o) {
        if (!(o instanceof AccessControlEntryData))
            return false;
        AccessControlEntryData other = (AccessControlEntryData) o;
        return Objects.equals(principal, other.principal) &&
            Objects.equals(host, other.host) &&
            Objects.equals(operation, other.operation) &&
            Objects.equals(permissionType, other.permissionType);
    }
Return true if there are any UNKNOWN components.
clients/src/main/java/org/apache/kafka/common/acl/AccessControlEntryData.java