DatagramDnsQuery Class — netty Architecture

Source Code

codec-dns/src/main/java/io/netty/handler/codec/dns/DatagramDnsQuery.java lines 26–190

public class DatagramDnsQuery extends DefaultDnsQuery
        implements AddressedEnvelope<DatagramDnsQuery, InetSocketAddress> {

    private final InetSocketAddress sender;
    private final InetSocketAddress recipient;

    /**
     * Creates a new instance with the {@link DnsOpCode#QUERY} {@code opCode}.
     *
     * @param sender the address of the sender
     * @param recipient the address of the recipient
     * @param id the {@code ID} of the DNS query
     */
    public DatagramDnsQuery(
            InetSocketAddress sender, InetSocketAddress recipient, int id) {
        this(sender, recipient, id, DnsOpCode.QUERY);
    }

    /**
     * Creates a new instance.
     *
     * @param sender the address of the sender
     * @param recipient the address of the recipient
     * @param id the {@code ID} of the DNS query
     * @param opCode the {@code opCode} of the DNS query
     */
    public DatagramDnsQuery(
            InetSocketAddress sender, InetSocketAddress recipient, int id, DnsOpCode opCode) {
        super(id, opCode);

        if (recipient == null && sender == null) {
            throw new NullPointerException("recipient and sender");
        }

        this.sender = sender;
        this.recipient = recipient;
    }

    @Override
    public DatagramDnsQuery content() {
        return this;
    }

    @Override
    public InetSocketAddress sender() {
        return sender;
    }

    @Override
    public InetSocketAddress recipient() {
        return recipient;
    }

    @Override
    public DatagramDnsQuery setId(int id) {
        return (DatagramDnsQuery) super.setId(id);
    }

    @Override
    public DatagramDnsQuery setOpCode(DnsOpCode opCode) {
        return (DatagramDnsQuery) super.setOpCode(opCode);
    }

    @Override
    public DatagramDnsQuery setRecursionDesired(boolean recursionDesired) {
        return (DatagramDnsQuery) super.setRecursionDesired(recursionDesired);
    }

    @Override
    public DatagramDnsQuery setZ(int z) {
        return (DatagramDnsQuery) super.setZ(z);
    }

    @Override
    public DatagramDnsQuery setRecord(DnsSection section, DnsRecord record) {
        return (DatagramDnsQuery) super.setRecord(section, record);
    }

    @Override
    public DatagramDnsQuery addRecord(DnsSection section, DnsRecord record) {
        return (DatagramDnsQuery) super.addRecord(section, record);