Package org.mariadb.jdbc.message.server

Class InitialHandshakePacket

java.lang.Object

org.mariadb.jdbc.message.server.InitialHandshakePacket

All Implemented Interfaces:

ServerMessage

public final class InitialHandshakePacket
extends Object
implements ServerMessage

Server initial handshake parser. see https://mariadb.com/kb/en/connection/#initial-handshake-packet

Field Summary

Fields

Modifier and Type	Field	Description
private final String	authenticationPluginType
private final long	capabilities
private final short	defaultCollation
private static final String	MARIADB_RPL_HACK_PREFIX
private final byte[]	seed
private final short	serverStatus
private final long	threadId
private final ServerVersion	version

Constructor Summary

Constructors

Modifier	Constructor	Description
private	InitialHandshakePacket(String serverVersion, long threadId, byte[] seed, long capabilities, short defaultCollation, short serverStatus, boolean mariaDBServer, String authenticationPluginType)	parse result

Method Summary

Modifier and Type	Method	Description
static InitialHandshakePacket	decode(ReadableByteBuf reader)	parsing packet
String	getAuthenticationPluginType()	return authentication plugin type
long	getCapabilities()	Server capabilities
short	getDefaultCollation()	Server default collation
byte[]	getSeed()	Seed for authentication plugin encryption
short	getServerStatus()	Server status flags
long	getThreadId()	Server thread id
ServerVersion	getVersion()	Server Version object

Methods inherited from class java.lang.Object

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

Field Details

MARIADB_RPL_HACK_PREFIX

private static final String MARIADB_RPL_HACK_PREFIX

See Also:

• Constant Field Values

threadId

private final long threadId

seed

private final byte[] seed

capabilities

private final long capabilities

defaultCollation

private final short defaultCollation

serverStatus

private final short serverStatus

authenticationPluginType

private final String authenticationPluginType

version

private final ServerVersion version

Constructor Details

InitialHandshakePacket

private InitialHandshakePacket(String serverVersion,
 long threadId,
 byte[] seed,
 long capabilities,
 short defaultCollation,
 short serverStatus,
 boolean mariaDBServer,
 String authenticationPluginType)

parse result

Parameters:

serverVersion - server version

threadId - server thread id

seed - seed

capabilities - server capabilities

defaultCollation - default server collation

serverStatus - server status flags

mariaDBServer - is a mariadb server

authenticationPluginType - default authentication plugin type

Method Details

decode

public static InitialHandshakePacket decode(ReadableByteBuf reader)

parsing packet

Parameters:

reader - packet reader

Returns:

Parsed packet

getVersion

public ServerVersion getVersion()

Server Version object

Returns:

server version

getThreadId

public long getThreadId()

Server thread id

Returns:

thread id

getSeed

public byte[] getSeed()

Seed for authentication plugin encryption

Returns:

seed

getCapabilities

public long getCapabilities()

Server capabilities

Returns:

server capabilities

getDefaultCollation

public short getDefaultCollation()

Server default collation

Returns:

server default collation

getServerStatus

public short getServerStatus()

Server status flags

Returns:

server status

getAuthenticationPluginType

public String getAuthenticationPluginType()

return authentication plugin type

Returns:

authentication plugin type