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ConnectionEvent (JBoss J2EE API) - JBoss 4.0.1 sp1 j2ee API Documentation 英文版文档

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javax.resource.spi
Class ConnectionEvent

java.lang.Object
  java.util.EventObject
      javax.resource.spi.ConnectionEvent

All Implemented Interfaces:

Serializable

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public class ConnectionEvent

extends EventObject

The ConnectionEvent class provides information about the source of a Connection related event. A ConnectionEvent contains:

• Type of connection event.
• Managed connection instance that generated the event.
• Connection handle associated with the managed connection.
• Optionally an exception indicating an error.

This class is used for the following types of notifications:

• Connection closed
• Local transaction started
• Local transaction commited
• Local transaction rolled back
• Connection error occurred

Version:

$Revision: 1.6 $

See Also:

Serialized Form

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Field Summary
static int	CONNECTION_CLOSED           Connection has been closed
static int	CONNECTION_ERROR_OCCURRED           Connection error has occurred
protected  int	id           Type of event
static int	LOCAL_TRANSACTION_COMMITTED           Local transaction has been committed
static int	LOCAL_TRANSACTION_ROLLEDBACK           Local transaction has been rolled back
static int	LOCAL_TRANSACTION_STARTED           Local transaction has been started

 

Fields inherited from class java.util.EventObject

source

 

Constructor Summary

ConnectionEvent(ManagedConnection source, int eid)           Create a new ConnectionEvent

ConnectionEvent(ManagedConnection source, int eid, Exception exception)           Create a new ConnectionEvent

 

Method Summary
Object	getConnectionHandle()           Get the ConnectionHandle
Exception	getException()           Get the exception
int	getId()           Get the event type
void	setConnectionHandle(Object connectionHandle)           Set the ConnectionHandle

 

Methods inherited from class java.util.EventObject

getSource, toString

 

Methods inherited from class java.lang.Object

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

 

Field Detail

CONNECTION_CLOSED

public static final int CONNECTION_CLOSED

Connection has been closed

See Also:

Constant Field Values

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LOCAL_TRANSACTION_STARTED

public static final int LOCAL_TRANSACTION_STARTED

Local transaction has been started

See Also:

Constant Field Values

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LOCAL_TRANSACTION_COMMITTED

public static final int LOCAL_TRANSACTION_COMMITTED

Local transaction has been committed

See Also:

Constant Field Values

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LOCAL_TRANSACTION_ROLLEDBACK

public static final int LOCAL_TRANSACTION_ROLLEDBACK

Local transaction has been rolled back

See Also:

Constant Field Values

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CONNECTION_ERROR_OCCURRED

public static final int CONNECTION_ERROR_OCCURRED

Connection error has occurred

See Also:

Constant Field Values

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id

protected int id

Type of event

Constructor Detail

ConnectionEvent

public ConnectionEvent(ManagedConnection source,
                       int eid)

Create a new ConnectionEvent

Parameters:

source - the source of the event

eid - the event id

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ConnectionEvent

public ConnectionEvent(ManagedConnection source,
                       int eid,
                       Exception exception)

Create a new ConnectionEvent

Parameters:

source - the source of the event

eid - the event id

exception - the exception associated with the event

Method Detail

getId

public int getId()

Get the event type

Returns:

the event id

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getException

public Exception getException()

Get the exception

Returns:

the exception

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setConnectionHandle

public void setConnectionHandle(Object connectionHandle)

Set the ConnectionHandle

Parameters:

connectionHandle - the connection handle

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getConnectionHandle

public Object getConnectionHandle()

Get the ConnectionHandle

Returns:

the connection handle

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