Module org.pcap4j.packetfactory.propertiesbased

Package org.pcap4j.packet.factory.propertiesbased

Class PropertiesBasedDnsRDataFactory

java.lang.Object

org.pcap4j.packet.factory.propertiesbased.PropertiesBasedDnsRDataFactory

All Implemented Interfaces:

PacketFactory<DnsResourceRecord.DnsRData,DnsResourceRecordType>

public final class PropertiesBasedDnsRDataFactory
extends Object
implements PacketFactory<DnsResourceRecord.DnsRData,DnsResourceRecordType>

Since:

pcap4j 1.7.1

Field Summary

Fields

Modifier and Type	Field	Description
private static final PropertiesBasedDnsRDataFactory	INSTANCE

Constructor Summary

Constructors

Modifier	Constructor	Description
private	PropertiesBasedDnsRDataFactory()

Method Summary

Modifier and Type	Method	Description
static PropertiesBasedDnsRDataFactory	getInstance()
Class<? extends DnsResourceRecord.DnsRData>	getTargetClass()
Class<? extends DnsResourceRecord.DnsRData>	getTargetClass(DnsResourceRecordType num)
DnsResourceRecord.DnsRData	newInstance(byte[] rawData, int offset, int length)
DnsResourceRecord.DnsRData	newInstance(byte[] rawData, int offset, int length, Class<? extends DnsResourceRecord.DnsRData> dataClass)
DnsResourceRecord.DnsRData	newInstance(byte[] rawData, int offset, int length, DnsResourceRecordType num)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

INSTANCE

private static final PropertiesBasedDnsRDataFactory INSTANCE

Constructor Details

PropertiesBasedDnsRDataFactory

private PropertiesBasedDnsRDataFactory()

Method Details

getInstance

public static PropertiesBasedDnsRDataFactory getInstance()

Returns:

the singleton instance of PropertiesBasedDnsRDataFactory.

newInstance

public DnsResourceRecord.DnsRData newInstance(byte[] rawData,
 int offset,
 int length,
 DnsResourceRecordType num)

Specified by:

newInstance in interface PacketFactory<DnsResourceRecord.DnsRData,DnsResourceRecordType>

Parameters:

rawData - rawData

offset - offset

length - length

num - number

Returns:

a new data object.

newInstance

public DnsResourceRecord.DnsRData newInstance(byte[] rawData,
 int offset,
 int length)

Specified by:

newInstance in interface PacketFactory<DnsResourceRecord.DnsRData,DnsResourceRecordType>

Parameters:

rawData - rawData

offset - offset

length - length

Returns:

a new data object.

newInstance

public DnsResourceRecord.DnsRData newInstance(byte[] rawData,
 int offset,
 int length,
 Class<? extends DnsResourceRecord.DnsRData> dataClass)

Parameters:

rawData - rawData

offset - offset

length - length

dataClass - dataClass

Returns:

a new DnsRDataField object.

Throws:

IllegalStateException - if an access to the newInstance method of the dataClass fails.

IllegalArgumentException - if an exception other than IllegalRawDataException is thrown by newInstance method of the dataClass.

NullPointerException - if any of arguments are null.

getTargetClass

public Class<? extends DnsResourceRecord.DnsRData> getTargetClass(DnsResourceRecordType num)

Specified by:

getTargetClass in interface PacketFactory<DnsResourceRecord.DnsRData,DnsResourceRecordType>

Parameters:

num - number

Returns:

a Class object this factory instantiates by PacketFactory.newInstance(byte[], int, int, NamedNumber) with the number argument.

getTargetClass

public Class<? extends DnsResourceRecord.DnsRData> getTargetClass()

Specified by:

getTargetClass in interface PacketFactory<DnsResourceRecord.DnsRData,DnsResourceRecordType>

Returns:

a Class object this factory instantiates by PacketFactory.newInstance(byte[], int, int).