io.netty.handler.codec.dns

Interface DnsResponse

All Superinterfaces:

DnsMessage, ReferenceCounted

All Known Implementing Classes:

DatagramDnsResponse, DefaultDnsResponse

@UnstableApi
public interface DnsResponse
extends DnsMessage

A DNS response message.

Method Summary

Modifier and Type	Method and Description
DnsResponse	addRecord(DnsSection section, DnsRecord record) Adds the specified record at the end of the specified section of this DNS message.
DnsResponse	addRecord(DnsSection section, int index, DnsRecord record) Adds the specified record at the specified index of the specified section of this DNS message.
DnsResponse	clear() Removes all the records in this DNS message.
DnsResponse	clear(DnsSection section) Removes all the records in the specified section of this DNS message.
DnsResponseCode	code() Returns the 4 bit return code.
boolean	isAuthoritativeAnswer() Returns true if responding server is authoritative for the domain name in the query message.
boolean	isRecursionAvailable() Returns true if DNS server can handle recursive queries.
boolean	isTruncated() Returns true if response has been truncated, usually if it is over 512 bytes.
DnsResponse	retain() Increases the reference count by 1.
DnsResponse	retain(int increment) Increases the reference count by the specified increment.
DnsResponse	setAuthoritativeAnswer(boolean authoritativeAnswer) Set to true if responding server is authoritative for the domain name in the query message.
DnsResponse	setCode(DnsResponseCode code) Sets the response code for this message.
DnsResponse	setId(int id) Sets the ID of this DNS message.
DnsResponse	setOpCode(DnsOpCode opCode) Sets the opCode of this DNS message.
DnsResponse	setRecord(DnsSection section, DnsRecord record) Sets the specified section of this DNS message to the specified record, making it a single-record section.
DnsResponse	setRecursionAvailable(boolean recursionAvailable) Set to true if DNS server can handle recursive queries.
DnsResponse	setRecursionDesired(boolean recursionDesired) Sets the RD (recursion desired} field of this DNS message.
DnsResponse	setTruncated(boolean truncated) Set to true if response has been truncated (usually happens for responses over 512 bytes).
DnsResponse	setZ(int z) Sets the Z (reserved for future use) field of this DNS message.
DnsResponse	touch() Records the current access location of this object for debugging purposes.
DnsResponse	touch(Object hint) Records the current access location of this object with an additional arbitrary information for debugging purposes.

Methods inherited from interface io.netty.handler.codec.dns.DnsMessage

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

Methods inherited from interface io.netty.util.ReferenceCounted

refCnt, release, release

Method Detail

isAuthoritativeAnswer

boolean isAuthoritativeAnswer()

Returns true if responding server is authoritative for the domain name in the query message.

setAuthoritativeAnswer

DnsResponse setAuthoritativeAnswer(boolean authoritativeAnswer)

Set to true if responding server is authoritative for the domain name in the query message.

Parameters:

authoritativeAnswer - flag for authoritative answer

isTruncated

boolean isTruncated()

Returns true if response has been truncated, usually if it is over 512 bytes.

setTruncated

DnsResponse setTruncated(boolean truncated)

Set to true if response has been truncated (usually happens for responses over 512 bytes).

Parameters:

truncated - flag for truncation

isRecursionAvailable

boolean isRecursionAvailable()

Returns true if DNS server can handle recursive queries.

setRecursionAvailable

DnsResponse setRecursionAvailable(boolean recursionAvailable)

Set to true if DNS server can handle recursive queries.

Parameters:

recursionAvailable - flag for recursion availability

code

DnsResponseCode code()

Returns the 4 bit return code.

setCode

DnsResponse setCode(DnsResponseCode code)

Sets the response code for this message.

Parameters:

code - the response code

setId

DnsResponse setId(int id)

Description copied from interface: DnsMessage

Sets the ID of this DNS message.

Specified by:

setId in interface DnsMessage

setOpCode

DnsResponse setOpCode(DnsOpCode opCode)

Description copied from interface: DnsMessage

Sets the opCode of this DNS message.

Specified by:

setOpCode in interface DnsMessage

setRecursionDesired

DnsResponse setRecursionDesired(boolean recursionDesired)

Description copied from interface: DnsMessage

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

Specified by:

setRecursionDesired in interface DnsMessage

setZ

DnsResponse 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

setRecord

DnsResponse 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

addRecord

DnsResponse 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

addRecord

DnsResponse 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

clear

DnsResponse 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

clear

DnsResponse clear()

Description copied from interface: DnsMessage

Removes all the records in this DNS message.

Specified by:

clear in interface DnsMessage

touch

DnsResponse 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 ReferenceCounted

touch

DnsResponse 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 ReferenceCounted

retain

DnsResponse retain()

Description copied from interface: ReferenceCounted

Increases the reference count by 1.

Specified by:

retain in interface DnsMessage

Specified by:

retain in interface ReferenceCounted

retain

DnsResponse 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 ReferenceCounted