org.apache.ignite.internal.processors.odbc.jdbc

Class JdbcConnectionContext

java.lang.Object

org.apache.ignite.internal.processors.odbc.jdbc.JdbcConnectionContext

All Implemented Interfaces:

ClientListenerConnectionContext

public class JdbcConnectionContext
extends Object
implements ClientListenerConnectionContext

ODBC Connection Context.

Field Summary

Fields

Modifier and Type	Field and Description
static ClientListenerProtocolVersion	VER_2_3_0 Version 2.3.1: added "multiple statements query" feature.
static ClientListenerProtocolVersion	VER_2_4_0 Version 2.4.0: adds default values for columns feature.

Constructor Summary

Constructors

Constructor and Description
JdbcConnectionContext(GridKernalContext ctx, GridSpinBusyLock busyLock, int maxCursors) Constructor.

Method Summary

Modifier and Type	Method and Description
ClientListenerProtocolVersion	currentVersion()
ClientListenerRequestHandler	handler() Handler getter.
void	initializeFromHandshake(ClientListenerProtocolVersion ver, BinaryReaderExImpl reader) Initialize from handshake message.
boolean	isVersionSupported(ClientListenerProtocolVersion ver)
void	onDisconnected() Called whenever client is disconnected due to correct connection close or due to IOException during network operations.
ClientListenerMessageParser	parser() Parser getter

Methods inherited from class java.lang.Object

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

Field Detail

VER_2_3_0

public static final ClientListenerProtocolVersion VER_2_3_0

Version 2.3.1: added "multiple statements query" feature.

VER_2_4_0

public static final ClientListenerProtocolVersion VER_2_4_0

Version 2.4.0: adds default values for columns feature.

Constructor Detail

JdbcConnectionContext

public JdbcConnectionContext(GridKernalContext ctx,
                             GridSpinBusyLock busyLock,
                             int maxCursors)

Constructor.

Parameters:

ctx - Kernal Context.

busyLock - Shutdown busy lock.

maxCursors - Maximum allowed cursors.

Method Detail

isVersionSupported

public boolean isVersionSupported(ClientListenerProtocolVersion ver)

Specified by:

isVersionSupported in interface ClientListenerConnectionContext

Parameters:

ver - Version to check.

Returns:

true if version is supported.

currentVersion

public ClientListenerProtocolVersion currentVersion()

Specified by:

currentVersion in interface ClientListenerConnectionContext

Returns:

Current context version.

initializeFromHandshake

public void initializeFromHandshake(ClientListenerProtocolVersion ver,
                                    BinaryReaderExImpl reader)

Initialize from handshake message.

Specified by:

initializeFromHandshake in interface ClientListenerConnectionContext

Parameters:

ver - Protocol version.

reader - Reader set to the configuration part of the handshake message.

handler

public ClientListenerRequestHandler handler()

Handler getter.

Specified by:

handler in interface ClientListenerConnectionContext

Returns:

Request handler for the connection.

parser

public ClientListenerMessageParser parser()

Parser getter

Specified by:

parser in interface ClientListenerConnectionContext

Returns:

Message parser for the connection.

onDisconnected

public void onDisconnected()

Called whenever client is disconnected due to correct connection close or due to IOException during network operations.

Specified by:

onDisconnected in interface ClientListenerConnectionContext