Package io.netty.handler.codec.dns

Class DefaultDnsOptEcsRecord

java.lang.Object

io.netty.handler.codec.dns.AbstractDnsRecord

io.netty.handler.codec.dns.AbstractDnsOptPseudoRrRecord

io.netty.handler.codec.dns.DefaultDnsOptEcsRecord

All Implemented Interfaces:

DnsOptEcsRecord, DnsOptPseudoRecord, DnsRecord

public final class DefaultDnsOptEcsRecord
extends AbstractDnsOptPseudoRrRecord
implements DnsOptEcsRecord

Default DnsOptEcsRecord implementation.

Field Summary

Fields

Modifier and Type	Field	Description
private byte[]	address
private int	srcPrefixLength

Fields inherited from interface io.netty.handler.codec.dns.DnsRecord

CLASS_ANY, CLASS_CHAOS, CLASS_CSNET, CLASS_HESIOD, CLASS_IN, CLASS_NONE

Constructor Summary

Constructors

Constructor	Description
DefaultDnsOptEcsRecord(int maxPayloadSize, int srcPrefixLength, byte[] address)	Creates a new instance.
DefaultDnsOptEcsRecord(int maxPayloadSize, int extendedRcode, int version, int srcPrefixLength, byte[] address)	Creates a new instance.
DefaultDnsOptEcsRecord(int maxPayloadSize, InternetProtocolFamily protocolFamily)	Deprecated. use DefaultDnsOptEcsRecord(int, SocketProtocolFamily)
DefaultDnsOptEcsRecord(int maxPayloadSize, SocketProtocolFamily socketProtocolFamily)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
byte[]	address()	Returns the bytes of the InetAddress to use.
private static byte[]	localAddress(SocketProtocolFamily family)
int	scopePrefixLength()	Returns the leftmost number of significant bits of ADDRESS that the response covers.
int	sourcePrefixLength()	Returns the leftmost number of significant bits of ADDRESS to be used for the lookup.
java.lang.String	toString()
private static byte[]	verifyAddress(byte[] bytes)

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

extendedRcode, flags, toStringBuilder, version

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

dnsClass, equals, hashCode, name, timeToLive, type

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.netty.handler.codec.dns.DnsOptPseudoRecord

extendedRcode, flags, version

Methods inherited from interface io.netty.handler.codec.dns.DnsRecord

dnsClass, name, timeToLive, type

Field Detail

srcPrefixLength

private final int srcPrefixLength

address

private final byte[] address

Constructor Detail

DefaultDnsOptEcsRecord

public DefaultDnsOptEcsRecord(int maxPayloadSize,
                              int extendedRcode,
                              int version,
                              int srcPrefixLength,
                              byte[] address)

Creates a new instance.

Parameters:

maxPayloadSize - the suggested max payload size in bytes

extendedRcode - the extended rcode

version - the version

srcPrefixLength - the prefix length

address - the bytes of the InetAddress to use

DefaultDnsOptEcsRecord

public DefaultDnsOptEcsRecord(int maxPayloadSize,
                              int srcPrefixLength,
                              byte[] address)

Creates a new instance.

Parameters:

maxPayloadSize - the suggested max payload size in bytes

srcPrefixLength - the prefix length

address - the bytes of the InetAddress to use

DefaultDnsOptEcsRecord

@Deprecated
public DefaultDnsOptEcsRecord(int maxPayloadSize,
                              InternetProtocolFamily protocolFamily)

Deprecated.

use DefaultDnsOptEcsRecord(int, SocketProtocolFamily)

Creates a new instance.

Parameters:

maxPayloadSize - the suggested max payload size in bytes

protocolFamily - the InternetProtocolFamily to use. This should be the same as the one used to send the query.

DefaultDnsOptEcsRecord

public DefaultDnsOptEcsRecord(int maxPayloadSize,
                              SocketProtocolFamily socketProtocolFamily)

Creates a new instance.

Parameters:

maxPayloadSize - the suggested max payload size in bytes

socketProtocolFamily - the SocketProtocolFamily to use. This should be the same as the one used to send the query.

Method Detail

localAddress

private static byte[] localAddress(SocketProtocolFamily family)

verifyAddress

private static byte[] verifyAddress(byte[] bytes)

sourcePrefixLength

public int sourcePrefixLength()

Description copied from interface: DnsOptEcsRecord

Returns the leftmost number of significant bits of ADDRESS to be used for the lookup.

Specified by:

sourcePrefixLength in interface DnsOptEcsRecord

scopePrefixLength

public int scopePrefixLength()

Description copied from interface: DnsOptEcsRecord

Returns the leftmost number of significant bits of ADDRESS that the response covers. In queries, it MUST be 0.

Specified by:

scopePrefixLength in interface DnsOptEcsRecord

address

public byte[] address()

Description copied from interface: DnsOptEcsRecord

Returns the bytes of the InetAddress to use.

Specified by:

address in interface DnsOptEcsRecord

toString

public java.lang.String toString()

Overrides:

toString in class AbstractDnsOptPseudoRrRecord