org.minidns.record

Class NSEC

java.lang.Object

org.minidns.record.Data

org.minidns.record.NSEC

public class NSEC
extends Data

DNS NSEC (Next Secure) record payload for DNSSEC.
Provides authenticated denial of existence for DNS records and links to the next valid name in the zone.

Field Summary

Fields

Modifier and Type	Field and Description
DnsName	next The next owner name that contains a authoritative data or a delegation point.
List<Record.TYPE>	types The RR types existing at the owner name.

Constructor Summary

Constructors

Constructor and Description
NSEC(DnsName next, List<Record.TYPE> types)
NSEC(String next, List<Record.TYPE> types)
NSEC(String next, Record.TYPE... types)

Method Summary

Modifier and Type	Method and Description
(package private) static byte[]	createTypeBitMap(List<Record.TYPE> types)
Record.TYPE	getType() The payload type.
static NSEC	parse(DataInputStream dis, byte[] data, int length)
(package private) static List<Record.TYPE>	readTypeBitMap(byte[] typeBitmap)
void	serialize(DataOutputStream dos) The internal method used to serialize Data subclasses.
String	toString()

Methods inherited from class org.minidns.record.Data

equals, hashCode, length, toByteArray, toOutputStream, toOutputStream

Methods inherited from class java.lang.Object

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

Field Detail

next

public final DnsName next

The next owner name that contains a authoritative data or a delegation point.

types

public final List<Record.TYPE> types

The RR types existing at the owner name.

Constructor Detail

NSEC

public NSEC(DnsName next,
            List<Record.TYPE> types)

NSEC

public NSEC(String next,
            List<Record.TYPE> types)

NSEC

public NSEC(String next,
            Record.TYPE... types)

Method Detail

createTypeBitMap

static byte[] createTypeBitMap(List<Record.TYPE> types)

getType

public Record.TYPE getType()

Description copied from class: Data

The payload type.

Specified by:

getType in class Data

Returns:

The payload type.

parse

public static NSEC parse(DataInputStream dis,
                         byte[] data,
                         int length)
                  throws IOException

Throws:

IOException

readTypeBitMap

static List<Record.TYPE> readTypeBitMap(byte[] typeBitmap)
                                 throws IOException

Throws:

IOException

serialize

public void serialize(DataOutputStream dos)
               throws IOException

Description copied from class: Data

The internal method used to serialize Data subclasses.

Specified by:

serialize in class Data

Parameters:

dos - the output stream to serialize to.

Throws:

IOException - if an I/O error occurs.

toString

public String toString()

Overrides:

toString in class Object