Package io.netty.handler.codec.dns
Class AbstractDnsMessage
java.lang.Object
io.netty.util.AbstractReferenceCounted
io.netty.handler.codec.dns.AbstractDnsMessage
- All Implemented Interfaces:
DnsMessage
,ReferenceCounted
- Direct Known Subclasses:
DefaultDnsQuery
,DefaultDnsResponse
A skeletal implementation of
DnsMessage
.-
Field Summary
FieldsModifier and TypeFieldDescriptionprivate Object
private Object
private Object
private short
private final ResourceLeakTracker
<DnsMessage> private static final ResourceLeakDetector
<DnsMessage> private DnsOpCode
private Object
private boolean
private static final int
private static final int
private byte
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Constructor Summary
ConstructorsModifierConstructorDescriptionprotected
AbstractDnsMessage
(int id) Creates a new instance with the specifiedid
andDnsOpCode.QUERY
opCode.protected
AbstractDnsMessage
(int id, DnsOpCode opCode) Creates a new instance with the specifiedid
andopCode
. -
Method Summary
Modifier and TypeMethodDescriptionprivate void
private void
addRecord
(DnsSection section, int index, DnsRecord record) Adds the specifiedrecord
at the specifiedindex
of the specifiedsection
of this DNS message.addRecord
(DnsSection section, DnsRecord record) Adds the specifiedrecord
at the end of the specifiedsection
of this DNS message.private static <T extends DnsRecord>
TcastRecord
(Object record) private static DnsRecord
checkQuestion
(int section, DnsRecord record) clear()
Removes all the records in this DNS message.private void
clear
(int section) clear
(DnsSection section) Removes all the records in the specifiedsection
of this DNS message.int
count()
Returns the number of records in this DNS message.private int
count
(int section) int
count
(DnsSection section) Returns the number of records in the specifiedsection
of this DNS message.protected void
Called onceAbstractReferenceCounted.refCnt()
is equals 0.boolean
int
hashCode()
int
id()
Returns theID
of this DNS message.boolean
Returns theRD
(recursion desired} field of this DNS message.opCode()
Returns theopCode
of this DNS message.private <T extends DnsRecord>
TrecordAt
(int section) private <T extends DnsRecord>
TrecordAt
(int section, int index) <T extends DnsRecord>
TrecordAt
(DnsSection section) Returns the first record in the specifiedsection
of this DNS message.<T extends DnsRecord>
TrecordAt
(DnsSection section, int index) Returns the record at the specifiedindex
of the specifiedsection
of this DNS message.private <T extends DnsRecord>
TremoveRecord
(int section, int index) <T extends DnsRecord>
TremoveRecord
(DnsSection section, int index) Removes the record at the specifiedindex
of the specifiedsection
from this DNS message.retain()
Increases the reference count by1
.retain
(int increment) Increases the reference count by the specifiedincrement
.private Object
sectionAt
(int section) private static int
sectionOrdinal
(DnsSection section) setId
(int id) Sets theID
of this DNS message.Sets theopCode
of this DNS message.private <T extends DnsRecord>
Tprivate void
<T extends DnsRecord>
TsetRecord
(DnsSection section, int index, DnsRecord record) Sets the specifiedrecord
at the specifiedindex
of the specifiedsection
of this DNS message.setRecord
(DnsSection section, DnsRecord record) Sets the specifiedsection
of this DNS message to the specifiedrecord
, making it a single-record section.setRecursionDesired
(boolean recursionDesired) Sets theRD
(recursion desired} field of this DNS message.private void
setSection
(int section, Object value) setZ
(int z) Sets theZ
(reserved for future use) field of this DNS message.touch()
Records the current access location of this object for debugging purposes.Records the current access location of this object with an additional arbitrary information for debugging purposes.int
z()
Returns theZ
(reserved for future use) field of this DNS message.Methods inherited from class io.netty.util.AbstractReferenceCounted
refCnt, release, release, setRefCnt
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface io.netty.util.ReferenceCounted
refCnt, release, release
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Field Details
-
leakDetector
-
SECTION_QUESTION
private static final int SECTION_QUESTION -
SECTION_COUNT
private static final int SECTION_COUNT- See Also:
-
leak
-
id
private short id -
opCode
-
recursionDesired
private boolean recursionDesired -
z
private byte z -
questions
-
answers
-
authorities
-
additionals
-
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Constructor Details
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AbstractDnsMessage
protected AbstractDnsMessage(int id) Creates a new instance with the specifiedid
andDnsOpCode.QUERY
opCode. -
AbstractDnsMessage
Creates a new instance with the specifiedid
andopCode
.
-
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Method Details
-
id
public int id()Description copied from interface:DnsMessage
Returns theID
of this DNS message.- Specified by:
id
in interfaceDnsMessage
-
setId
Description copied from interface:DnsMessage
Sets theID
of this DNS message.- Specified by:
setId
in interfaceDnsMessage
-
opCode
Description copied from interface:DnsMessage
Returns theopCode
of this DNS message.- Specified by:
opCode
in interfaceDnsMessage
-
setOpCode
Description copied from interface:DnsMessage
Sets theopCode
of this DNS message.- Specified by:
setOpCode
in interfaceDnsMessage
-
isRecursionDesired
public boolean isRecursionDesired()Description copied from interface:DnsMessage
Returns theRD
(recursion desired} field of this DNS message.- Specified by:
isRecursionDesired
in interfaceDnsMessage
-
setRecursionDesired
Description copied from interface:DnsMessage
Sets theRD
(recursion desired} field of this DNS message.- Specified by:
setRecursionDesired
in interfaceDnsMessage
-
z
public int z()Description copied from interface:DnsMessage
Returns theZ
(reserved for future use) field of this DNS message.- Specified by:
z
in interfaceDnsMessage
-
setZ
Description copied from interface:DnsMessage
Sets theZ
(reserved for future use) field of this DNS message.- Specified by:
setZ
in interfaceDnsMessage
-
count
Description copied from interface:DnsMessage
Returns the number of records in the specifiedsection
of this DNS message.- Specified by:
count
in interfaceDnsMessage
-
count
private int count(int section) -
count
public int count()Description copied from interface:DnsMessage
Returns the number of records in this DNS message.- Specified by:
count
in interfaceDnsMessage
-
recordAt
Description copied from interface:DnsMessage
Returns the first record in the specifiedsection
of this DNS message. When the specifiedsection
isDnsSection.QUESTION
, the type of the returned record is alwaysDnsQuestion
.- Specified by:
recordAt
in interfaceDnsMessage
- Returns:
null
if this message doesn't have any records in the specifiedsection
-
recordAt
-
recordAt
Description copied from interface:DnsMessage
Returns the record at the specifiedindex
of the specifiedsection
of this DNS message. When the specifiedsection
isDnsSection.QUESTION
, the type of the returned record is alwaysDnsQuestion
.- Specified by:
recordAt
in interfaceDnsMessage
-
recordAt
-
setRecord
Description copied from interface:DnsMessage
Sets the specifiedsection
of this DNS message to the specifiedrecord
, making it a single-record section. When the specifiedsection
isDnsSection.QUESTION
, the specifiedrecord
must be aDnsQuestion
.- Specified by:
setRecord
in interfaceDnsMessage
-
setRecord
-
setRecord
Description copied from interface:DnsMessage
Sets the specifiedrecord
at the specifiedindex
of the specifiedsection
of this DNS message. When the specifiedsection
isDnsSection.QUESTION
, the specifiedrecord
must be aDnsQuestion
.- Specified by:
setRecord
in interfaceDnsMessage
- Returns:
- the old record
-
setRecord
-
addRecord
Description copied from interface:DnsMessage
Adds the specifiedrecord
at the end of the specifiedsection
of this DNS message. When the specifiedsection
isDnsSection.QUESTION
, the specifiedrecord
must be aDnsQuestion
.- Specified by:
addRecord
in interfaceDnsMessage
-
addRecord
-
addRecord
Description copied from interface:DnsMessage
Adds the specifiedrecord
at the specifiedindex
of the specifiedsection
of this DNS message. When the specifiedsection
isDnsSection.QUESTION
, the specifiedrecord
must be aDnsQuestion
.- Specified by:
addRecord
in interfaceDnsMessage
-
addRecord
-
removeRecord
Description copied from interface:DnsMessage
Removes the record at the specifiedindex
of the specifiedsection
from this DNS message. When the specifiedsection
isDnsSection.QUESTION
, the type of the returned record is alwaysDnsQuestion
.- Specified by:
removeRecord
in interfaceDnsMessage
- Returns:
- the removed record
-
removeRecord
-
clear
Description copied from interface:DnsMessage
Removes all the records in the specifiedsection
of this DNS message.- Specified by:
clear
in interfaceDnsMessage
-
clear
Description copied from interface:DnsMessage
Removes all the records in this DNS message.- Specified by:
clear
in interfaceDnsMessage
-
clear
private void clear(int section) -
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 viaResourceLeakDetector
. This method is a shortcut totouch(null)
.- Specified by:
touch
in interfaceDnsMessage
- Specified by:
touch
in interfaceReferenceCounted
- Overrides:
touch
in classAbstractReferenceCounted
-
touch
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 viaResourceLeakDetector
.- Specified by:
touch
in interfaceDnsMessage
- Specified by:
touch
in interfaceReferenceCounted
-
retain
Description copied from interface:ReferenceCounted
Increases the reference count by1
.- Specified by:
retain
in interfaceDnsMessage
- Specified by:
retain
in interfaceReferenceCounted
- Overrides:
retain
in classAbstractReferenceCounted
-
retain
Description copied from interface:ReferenceCounted
Increases the reference count by the specifiedincrement
.- Specified by:
retain
in interfaceDnsMessage
- Specified by:
retain
in interfaceReferenceCounted
- Overrides:
retain
in classAbstractReferenceCounted
-
deallocate
protected void deallocate()Description copied from class:AbstractReferenceCounted
Called onceAbstractReferenceCounted.refCnt()
is equals 0.- Specified by:
deallocate
in classAbstractReferenceCounted
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equals
-
hashCode
public int hashCode() -
sectionAt
-
setSection
-
sectionOrdinal
-
checkQuestion
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castRecord
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newRecordList
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