Class DatagramDnsQuery

java.lang.Object

io.netty.util.AbstractReferenceCounted

io.netty.handler.codec.dns.AbstractDnsMessage

io.netty.handler.codec.dns.DefaultDnsQuery

io.netty.handler.codec.dns.DatagramDnsQuery

All Implemented Interfaces:

AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>, DnsMessage, DnsQuery, ReferenceCounted

public class DatagramDnsQuery
extends DefaultDnsQuery
implements AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

A DnsQuery implementation for UDP/IP.

Field Summary

Fields

Modifier and Type	Field	Description
private final java.net.InetSocketAddress	recipient
private final java.net.InetSocketAddress	sender

Constructor Summary

Constructors

Constructor	Description
DatagramDnsQuery(java.net.InetSocketAddress sender, java.net.InetSocketAddress recipient, int id)	Creates a new instance with the DnsOpCode.QUERY opCode.
DatagramDnsQuery(java.net.InetSocketAddress sender, java.net.InetSocketAddress recipient, int id, DnsOpCode opCode)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
DatagramDnsQuery	addRecord(DnsSection section, int index, DnsRecord record)	Adds the specified record at the specified index of the specified section of this DNS message.
DatagramDnsQuery	addRecord(DnsSection section, DnsRecord record)	Adds the specified record at the end of the specified section of this DNS message.
DatagramDnsQuery	clear()	Removes all the records in this DNS message.
DatagramDnsQuery	clear(DnsSection section)	Removes all the records in the specified section of this DNS message.
DatagramDnsQuery	content()	Returns the message wrapped by this envelope message.
boolean	equals(java.lang.Object obj)
int	hashCode()
java.net.InetSocketAddress	recipient()	Returns the address of the recipient of this message.
DatagramDnsQuery	retain()	Increases the reference count by 1.
DatagramDnsQuery	retain(int increment)	Increases the reference count by the specified increment.
java.net.InetSocketAddress	sender()	Returns the address of the sender of this message.
DatagramDnsQuery	setId(int id)	Sets the ID of this DNS message.
DatagramDnsQuery	setOpCode(DnsOpCode opCode)	Sets the opCode of this DNS message.
DatagramDnsQuery	setRecord(DnsSection section, DnsRecord record)	Sets the specified section of this DNS message to the specified record, making it a single-record section.
DatagramDnsQuery	setRecursionDesired(boolean recursionDesired)	Sets the RD (recursion desired} field of this DNS message.
DatagramDnsQuery	setZ(int z)	Sets the Z (reserved for future use) field of this DNS message.
DatagramDnsQuery	touch()	Records the current access location of this object for debugging purposes.
DatagramDnsQuery	touch(java.lang.Object hint)	Records the current access location of this object with an additional arbitrary information for debugging purposes.

Methods inherited from class DefaultDnsQuery

toString

Methods inherited from class AbstractDnsMessage

count, count, deallocate, id, isRecursionDesired, opCode, recordAt, recordAt, removeRecord, setRecord, z

Methods inherited from class AbstractReferenceCounted

refCnt, release, release, setRefCnt

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface DnsMessage

count, count, id, isRecursionDesired, opCode, recordAt, recordAt, removeRecord, setRecord, z

Methods inherited from interface ReferenceCounted

refCnt, release, release

Field Details

sender

private final java.net.InetSocketAddress sender

recipient

private final java.net.InetSocketAddress recipient

Constructor Details

DatagramDnsQuery

public DatagramDnsQuery(java.net.InetSocketAddress sender,
 java.net.InetSocketAddress recipient,
 int id)

Creates a new instance with the DnsOpCode.QUERY opCode.

Parameters:

sender - the address of the sender

recipient - the address of the recipient

id - the ID of the DNS query

DatagramDnsQuery

public DatagramDnsQuery(java.net.InetSocketAddress sender,
 java.net.InetSocketAddress recipient,
 int id,
 DnsOpCode opCode)

Creates a new instance.

Parameters:

sender - the address of the sender

recipient - the address of the recipient

id - the ID of the DNS query

opCode - the opCode of the DNS query

Method Details

content

public DatagramDnsQuery content()

Description copied from interface: AddressedEnvelope

Returns the message wrapped by this envelope message.

Specified by:

content in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

sender

public java.net.InetSocketAddress sender()

Description copied from interface: AddressedEnvelope

Returns the address of the sender of this message.

Specified by:

sender in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

recipient

public java.net.InetSocketAddress recipient()

Description copied from interface: AddressedEnvelope

Returns the address of the recipient of this message.

Specified by:

recipient in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

setId

public DatagramDnsQuery setId(int id)

Description copied from interface: DnsMessage

Sets the ID of this DNS message.

Specified by:

setId in interface DnsMessage

Specified by:

setId in interface DnsQuery

Overrides:

setId in class DefaultDnsQuery

setOpCode

public DatagramDnsQuery setOpCode(DnsOpCode opCode)

Description copied from interface: DnsMessage

Sets the opCode of this DNS message.

Specified by:

setOpCode in interface DnsMessage

Specified by:

setOpCode in interface DnsQuery

Overrides:

setOpCode in class DefaultDnsQuery

setRecursionDesired

public DatagramDnsQuery setRecursionDesired(boolean recursionDesired)

Description copied from interface: DnsMessage

Sets the RD (recursion desired} field of this DNS message.

Specified by:

setRecursionDesired in interface DnsMessage

Specified by:

setRecursionDesired in interface DnsQuery

Overrides:

setRecursionDesired in class DefaultDnsQuery

setZ

public DatagramDnsQuery setZ(int z)

Description copied from interface: DnsMessage

Sets the Z (reserved for future use) field of this DNS message.

Specified by:

setZ in interface DnsMessage

Specified by:

setZ in interface DnsQuery

Overrides:

setZ in class DefaultDnsQuery

setRecord

public DatagramDnsQuery setRecord(DnsSection section,
 DnsRecord record)

Description copied from interface: DnsMessage

Sets the specified section of this DNS message to the specified record, making it a single-record section. When the specified section is DnsSection.QUESTION, the specified record must be a DnsQuestion.

Specified by:

setRecord in interface DnsMessage

Specified by:

setRecord in interface DnsQuery

Overrides:

setRecord in class DefaultDnsQuery

addRecord

public DatagramDnsQuery addRecord(DnsSection section,
 DnsRecord record)

Description copied from interface: DnsMessage

Adds the specified record at the end of the specified section of this DNS message. When the specified section is DnsSection.QUESTION, the specified record must be a DnsQuestion.

Specified by:

addRecord in interface DnsMessage

Specified by:

addRecord in interface DnsQuery

Overrides:

addRecord in class DefaultDnsQuery

addRecord

public DatagramDnsQuery addRecord(DnsSection section,
 int index,
 DnsRecord record)

Description copied from interface: DnsMessage

Adds the specified record at the specified index of the specified section of this DNS message. When the specified section is DnsSection.QUESTION, the specified record must be a DnsQuestion.

Specified by:

addRecord in interface DnsMessage

Specified by:

addRecord in interface DnsQuery

Overrides:

addRecord in class DefaultDnsQuery

clear

public DatagramDnsQuery clear(DnsSection section)

Description copied from interface: DnsMessage

Removes all the records in the specified section of this DNS message.

Specified by:

clear in interface DnsMessage

Specified by:

clear in interface DnsQuery

Overrides:

clear in class DefaultDnsQuery

clear

public DatagramDnsQuery clear()

Description copied from interface: DnsMessage

Removes all the records in this DNS message.

Specified by:

clear in interface DnsMessage

Specified by:

clear in interface DnsQuery

Overrides:

clear in class DefaultDnsQuery

touch

public DatagramDnsQuery touch()

Description copied from interface: ReferenceCounted

Records the current access location of this object for debugging purposes. If this object is determined to be leaked, the information recorded by this operation will be provided to you via ResourceLeakDetector. This method is a shortcut to touch(null).

Specified by:

touch in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

Specified by:

touch in interface DnsMessage

Specified by:

touch in interface DnsQuery

Specified by:

touch in interface ReferenceCounted

Overrides:

touch in class DefaultDnsQuery

touch

public DatagramDnsQuery touch(java.lang.Object hint)

Description copied from interface: ReferenceCounted

Records the current access location of this object with an additional arbitrary information for debugging purposes. If this object is determined to be leaked, the information recorded by this operation will be provided to you via ResourceLeakDetector.

Specified by:

touch in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

Specified by:

touch in interface DnsMessage

Specified by:

touch in interface DnsQuery

Specified by:

touch in interface ReferenceCounted

Overrides:

touch in class DefaultDnsQuery

retain

public DatagramDnsQuery retain()

Description copied from interface: ReferenceCounted

Increases the reference count by 1.

Specified by:

retain in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

Specified by:

retain in interface DnsMessage

Specified by:

retain in interface DnsQuery

Specified by:

retain in interface ReferenceCounted

Overrides:

retain in class DefaultDnsQuery

retain

public DatagramDnsQuery retain(int increment)

Description copied from interface: ReferenceCounted

Increases the reference count by the specified increment.

Specified by:

retain in interface AddressedEnvelope<DatagramDnsQuery, java.net.InetSocketAddress>

Specified by:

retain in interface DnsMessage

Specified by:

retain in interface DnsQuery

Specified by:

retain in interface ReferenceCounted

Overrides:

retain in class DefaultDnsQuery

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class AbstractDnsMessage

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractDnsMessage