Class DefaultDnsQuery

java.lang.Object

io.netty.util.AbstractReferenceCounted

io.netty.handler.codec.dns.AbstractDnsMessage

io.netty.handler.codec.dns.DefaultDnsQuery

All Implemented Interfaces:

DnsMessage, DnsQuery, ReferenceCounted

Direct Known Subclasses:

DatagramDnsQuery

public class DefaultDnsQuery
extends AbstractDnsMessage
implements DnsQuery

The default DnsQuery implementation.

Constructor Summary

Constructors

Constructor	Description
DefaultDnsQuery(int id)	Creates a new instance with the DnsOpCode.QUERY opCode.
DefaultDnsQuery(int id, DnsOpCode opCode)	Creates a new instance.

Method Summary

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

Methods inherited from class AbstractDnsMessage

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

Modifier and Type	Method	Description
int	count()	Returns the number of records in this DNS message.
int	count(DnsSection section)	Returns the number of records in the specified section of this DNS message.
protected void	deallocate()	Called once AbstractReferenceCounted.refCnt() is equals 0.
boolean	equals(Object obj)
int	hashCode()
int	id()	Returns the ID of this DNS message.
boolean	isRecursionDesired()	Returns the RD (recursion desired} field of this DNS message.
DnsOpCode	opCode()	Returns the opCode of this DNS message.
<T extends DnsRecord> T	recordAt(DnsSection section)	Returns the first record in the specified section of this DNS message.
<T extends DnsRecord> T	recordAt(DnsSection section, int index)	Returns the record at the specified index of the specified section of this DNS message.
<T extends DnsRecord> T	removeRecord(DnsSection section, int index)	Removes the record at the specified index of the specified section from this DNS message.
<T extends DnsRecord> T	setRecord(DnsSection section, int index, DnsRecord record)	Sets the specified record at the specified index of the specified section of this DNS message.
int	z()	Returns the Z (reserved for future use) field of this DNS message.

Methods inherited from class AbstractReferenceCounted

refCnt, release, release, setRefCnt

Modifier and Type	Method	Description
int	refCnt()	Returns the reference count of this object.
boolean	release()	Decreases the reference count by 1 and deallocates this object if the reference count reaches at 0.
boolean	release(int decrement)	Decreases the reference count by the specified decrement and deallocates this object if the reference count reaches at 0.
protected final void	setRefCnt(int refCnt)	An unsafe operation intended for use by a subclass that sets the reference count of the buffer directly

Methods inherited from class Object

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

Constructor Details

DefaultDnsQuery

public DefaultDnsQuery(int id)

Creates a new instance with the DnsOpCode.QUERY opCode.

Parameters:

id - the ID of the DNS query

DefaultDnsQuery

public DefaultDnsQuery(int id,
 DnsOpCode opCode)

Creates a new instance.

Parameters:

id - the ID of the DNS query

opCode - the opCode of the DNS query

Method Details

setId

public DnsQuery 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 AbstractDnsMessage

setOpCode

public DnsQuery 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 AbstractDnsMessage

setRecursionDesired

public DnsQuery 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 AbstractDnsMessage

setZ

public DnsQuery 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 AbstractDnsMessage

setRecord

public DnsQuery 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 AbstractDnsMessage

addRecord

public DnsQuery 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 AbstractDnsMessage

addRecord

public DnsQuery 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 AbstractDnsMessage

clear

public DnsQuery 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 AbstractDnsMessage

clear

public DnsQuery 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 AbstractDnsMessage

touch

public DnsQuery 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 DnsMessage

Specified by:

touch in interface DnsQuery

Specified by:

touch in interface ReferenceCounted

Overrides:

touch in class AbstractDnsMessage

touch

public DnsQuery touch(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 DnsMessage

Specified by:

touch in interface DnsQuery

Specified by:

touch in interface ReferenceCounted

Overrides:

touch in class AbstractDnsMessage

retain

public DnsQuery retain()

Description copied from interface: ReferenceCounted

Increases the reference count by 1.

Specified by:

retain in interface DnsMessage

Specified by:

retain in interface DnsQuery

Specified by:

retain in interface ReferenceCounted

Overrides:

retain in class AbstractDnsMessage

retain

public DnsQuery retain(int increment)

Description copied from interface: ReferenceCounted

Increases the reference count by the specified increment.

Specified by:

retain in interface DnsMessage

Specified by:

retain in interface DnsQuery

Specified by:

retain in interface ReferenceCounted

Overrides:

retain in class AbstractDnsMessage

toString

public String toString()

Overrides:

toString in class Object