io.netty.handler.codec.dns

Class DnsResource

java.lang.Object

io.netty.handler.codec.dns.DnsEntry

io.netty.handler.codec.dns.DnsResource

All Implemented Interfaces:

ByteBufHolder, ReferenceCounted

public final class DnsResource
extends DnsEntry
implements ByteBufHolder

Represents any resource record (answer, authority, or additional resource records).

Constructor Summary

Constructors

Constructor and Description
DnsResource(String name, DnsType type, DnsClass aClass, long ttl, ByteBuf content) Constructs a resource record.

Method Summary

Methods

Modifier and Type	Method and Description
ByteBuf	content() Returns the data contained in this resource record.
DnsResource	copy() Returns a deep copy of this resource record.
DnsResource	duplicate() Returns a duplicate of this resource record.
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.
DnsResource	retain() Increases the reference count by 1.
DnsResource	retain(int increment) Increases the reference count by the specified increment.
long	timeToLive() Returns the time to live after reading for this resource record.
DnsResource	touch() Records the current access location of this object for debugging purposes.
DnsResource	touch(Object hint) Records the current access location of this object with an additonal arbitrary information for debugging purposes.

Methods inherited from class io.netty.handler.codec.dns.DnsEntry

dnsClass, equals, hashCode, name, toString, type

Methods inherited from class java.lang.Object

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

Constructor Detail

DnsResource

public DnsResource(String name,
           DnsType type,
           DnsClass aClass,
           long ttl,
           ByteBuf content)

Constructs a resource record.

Parameters:

name - the domain name

type - the type of record being returned

aClass - the class for this resource record

ttl - the time to live after reading

content - the data contained in this record

Method Detail

timeToLive

public long timeToLive()

Returns the time to live after reading for this resource record.

content

public ByteBuf content()

Returns the data contained in this resource record.

Specified by:

content in interface ByteBufHolder

copy

public DnsResource copy()

Returns a deep copy of this resource record.

Specified by:

copy in interface ByteBufHolder

duplicate

public DnsResource duplicate()

Returns a duplicate of this resource record.

Specified by:

duplicate in interface ByteBufHolder

refCnt

public int refCnt()

Description copied from interface: ReferenceCounted

Returns the reference count of this object. If 0, it means this object has been deallocated.

Specified by:

refCnt in interface ReferenceCounted

retain

public DnsResource retain()

Description copied from interface: ReferenceCounted

Increases the reference count by 1.

Specified by:

retain in interface ByteBufHolder

Specified by:

retain in interface ReferenceCounted

retain

public DnsResource retain(int increment)

Description copied from interface: ReferenceCounted

Increases the reference count by the specified increment.

Specified by:

retain in interface ByteBufHolder

Specified by:

retain in interface ReferenceCounted

release

public boolean release()

Description copied from interface: ReferenceCounted

Decreases the reference count by 1 and deallocates this object if the reference count reaches at 0.

Specified by:

release in interface ReferenceCounted

Returns:

true if and only if the reference count became 0 and this object has been deallocated

release

public boolean release(int decrement)

Description copied from interface: ReferenceCounted

Decreases the reference count by the specified decrement and deallocates this object if the reference count reaches at 0.

Specified by:

release in interface ReferenceCounted

Returns:

true if and only if the reference count became 0 and this object has been deallocated

touch

public DnsResource 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 ByteBufHolder

Specified by:

touch in interface ReferenceCounted

touch

public DnsResource touch(Object hint)

Description copied from interface: ReferenceCounted

Records the current access location of this object with an additonal 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 ByteBufHolder

Specified by:

touch in interface ReferenceCounted