org.apache.directory.server.dns.io.encoder

Class DnsMessageEncoder

java.lang.Object

org.apache.directory.server.dns.io.encoder.DnsMessageEncoder

public class DnsMessageEncoder
extends java.lang.Object

An encoder for DNS messages. The primary usage of the DnsMessageEncoder is to call the encode(ByteBuffer, DnsMessage) method which will write the message to the outgoing ByteBuffer according to the DnsMessage encoding in RFC-1035.

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.Map<RecordType,RecordEncoder>	DEFAULT_ENCODERS A Hashed Adapter mapping record types to their encoders.
private static org.slf4j.Logger	LOG the log for this class

Constructor Summary

Constructors

Constructor and Description
DnsMessageEncoder()

Method Summary

Modifier and Type	Method and Description
void	encode(org.apache.mina.core.buffer.IoBuffer byteBuffer, DnsMessage message) Encodes the DnsMessage into the IoBuffer.
private byte	encodeAuthoritativeAnswer(boolean authoritative)
private byte	encodeMessageType(MessageType messageType)
private byte	encodeOpCode(OpCode opCode)
private byte	encodeRecursionAvailable(boolean recursionAvailable)
private byte	encodeRecursionDesired(boolean recursionDesired)
private byte	encodeResponseCode(ResponseCode responseCode)
private byte	encodeTruncated(boolean truncated)
private void	put(org.apache.mina.core.buffer.IoBuffer byteBuffer, ResourceRecord record)
private void	putQuestionRecords(org.apache.mina.core.buffer.IoBuffer byteBuffer, java.util.List<QuestionRecord> questions)
private void	putResourceRecords(org.apache.mina.core.buffer.IoBuffer byteBuffer, java.util.List<ResourceRecord> records)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final org.slf4j.Logger LOG

the log for this class

DEFAULT_ENCODERS

private static final java.util.Map<RecordType,RecordEncoder> DEFAULT_ENCODERS

A Hashed Adapter mapping record types to their encoders.

Constructor Detail

DnsMessageEncoder

public DnsMessageEncoder()

Method Detail

encode

public void encode(org.apache.mina.core.buffer.IoBuffer byteBuffer,
                   DnsMessage message)

Encodes the DnsMessage into the IoBuffer.

Parameters:

byteBuffer -

message -

putQuestionRecords

private void putQuestionRecords(org.apache.mina.core.buffer.IoBuffer byteBuffer,
                                java.util.List<QuestionRecord> questions)

putResourceRecords

private void putResourceRecords(org.apache.mina.core.buffer.IoBuffer byteBuffer,
                                java.util.List<ResourceRecord> records)

put

private void put(org.apache.mina.core.buffer.IoBuffer byteBuffer,
                 ResourceRecord record)
          throws java.io.IOException

Throws:

java.io.IOException

encodeMessageType

private byte encodeMessageType(MessageType messageType)

encodeOpCode

private byte encodeOpCode(OpCode opCode)

encodeAuthoritativeAnswer

private byte encodeAuthoritativeAnswer(boolean authoritative)

encodeTruncated

private byte encodeTruncated(boolean truncated)

encodeRecursionDesired

private byte encodeRecursionDesired(boolean recursionDesired)

encodeRecursionAvailable

private byte encodeRecursionAvailable(boolean recursionAvailable)

encodeResponseCode

private byte encodeResponseCode(ResponseCode responseCode)