Package org.xbill.DNS

Class PTRRecord

java.lang.Object

org.xbill.DNS.Record

org.xbill.DNS.PTRRecord

All Implemented Interfaces:

Serializable, Cloneable, Comparable<Record>

public class PTRRecord
extends Record

Pointer Record - maps a domain name representing an Internet Address to a hostname.

Author:

Brian Wellington

See Also:

• RFC 1035: Domain Names - Implementation and Specification
• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected Name	singleName

Fields inherited from class org.xbill.DNS.Record

dclass, name, ttl, type

Constructor Summary

Constructors

Constructor	Description
PTRRecord(Name name, int dclass, long ttl, Name target)	Creates a new PTR Record with the given data

Method Summary

Modifier and Type	Method	Description
protected Name	getSingleName()
Name	getTarget()	Gets the target of the PTR Record
protected void	rdataFromString(Tokenizer st, Name origin)	Converts the text format of an RR to the internal format - must be overriden
protected void	rrFromWire(DNSInput in)	Converts the type-specific RR to wire format - must be overridden
protected String	rrToString()	Converts the type-specific RR to text format - must be overridden.
protected void	rrToWire(DNSOutput out, Compression c, boolean canonical)	Converts the type-specific RR to wire format - must be overridden.

Methods inherited from class org.xbill.DNS.Record

byteArrayFromString, byteArrayToString, compareTo, equals, fromString, fromString, fromWire, getAdditionalName, getDClass, getName, getRRsetType, getTTL, getType, hashCode, newRecord, newRecord, newRecord, newRecord, rdataToString, rdataToWireCanonical, sameRRset, sameRRset, toString, toWire, toWireCanonical, unknownToString, withName

Methods inherited from class java.lang.Object

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

Field Details

singleName

protected Name singleName

Constructor Details

PTRRecord

public PTRRecord(Name name,
 int dclass,
 long ttl,
 Name target)

Creates a new PTR Record with the given data

Parameters:

target - The name of the machine with this address

Method Details

getTarget

public Name getTarget()

Gets the target of the PTR Record

rrToWire

protected void rrToWire(DNSOutput out,
 Compression c,
 boolean canonical)

Description copied from class: Record

Converts the type-specific RR to wire format - must be overridden.

rrFromWire

protected void rrFromWire(DNSInput in)
                   throws IOException

Description copied from class: Record

Converts the type-specific RR to wire format - must be overridden

Specified by:

rrFromWire in class Record

Throws:

IOException

rdataFromString

protected void rdataFromString(Tokenizer st,
 Name origin)
                        throws IOException

Description copied from class: Record

Converts the text format of an RR to the internal format - must be overriden

Specified by:

rdataFromString in class Record

Throws:

IOException

rrToString

protected String rrToString()

Description copied from class: Record

Converts the type-specific RR to text format - must be overridden.

Specified by:

rrToString in class Record

getSingleName

protected Name getSingleName()