org.jbpm.tx
Class StandardTransaction

java.lang.Object
  org.jbpm.util.DefaultObservable
      org.jbpm.tx.StandardTransaction

All Implemented Interfaces:

java.io.Serializable, Transaction, Listener, Observable

public class StandardTransaction
extends DefaultObservable
implements Transaction, java.io.Serializable, Listener

simple 2 phase commit transaction. no logging or recovery. non thread safe (which is ok).

Author:

Tom Baeyens

See Also:

Serialized Form

Field Summary

protected Environment	environment
protected java.util.List<Resource>	resources
protected java.lang.String	state
static java.lang.String	STATE_ACTIVE
static java.lang.String	STATE_COMMITTED
static java.lang.String	STATE_COMMITTING
static java.lang.String	STATE_MARKED_ROLLBACK
static java.lang.String	STATE_ROLLEDBACK
static java.lang.String	STATE_ROLLING_BACK

Fields inherited from class org.jbpm.util.DefaultObservable

listeners

Fields inherited from interface org.jbpm.tx.Transaction

EVENT_AFTERCOMPLETION, EVENT_BEFORECOMPLETION, EVENT_FLUSH

Constructor Summary

StandardTransaction()

Method Summary

void	commit() implements simplest two phase commit.
void	enlistResource(Resource resource)
void	event(java.lang.Object source, java.lang.String eventName, java.lang.Object info) This transaction will always listen to the close of the block context.
boolean	isCommitted()
boolean	isRollbackOnly()
boolean	isRolledBack()
void	rollback()
void	rollback(boolean fireBeforeCompletionEvent)
void	setEnvironment(Environment environment)
void	setRollbackOnly() marks a transaction for rollback only.
java.lang.String	toString()

Methods inherited from class org.jbpm.util.DefaultObservable

addListener, addListener, addListener, fire, fire, removeListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jbpm.util.Observable

addListener, addListener, addListener, fire, fire, removeListener

Field Detail

STATE_ACTIVE

public static final java.lang.String STATE_ACTIVE

See Also:

Constant Field Values

STATE_COMMITTING

public static final java.lang.String STATE_COMMITTING

See Also:

Constant Field Values

STATE_COMMITTED

public static final java.lang.String STATE_COMMITTED

See Also:

Constant Field Values

STATE_MARKED_ROLLBACK

public static final java.lang.String STATE_MARKED_ROLLBACK

See Also:

Constant Field Values

STATE_ROLLING_BACK

public static final java.lang.String STATE_ROLLING_BACK

See Also:

Constant Field Values

STATE_ROLLEDBACK

public static final java.lang.String STATE_ROLLEDBACK

See Also:

Constant Field Values

environment

protected Environment environment

resources

protected java.util.List<Resource> resources

state

protected java.lang.String state

Constructor Detail

StandardTransaction

public StandardTransaction()

Method Detail

setRollbackOnly

public void setRollbackOnly()

Description copied from interface: Transaction

marks a transaction for rollback only. The transaction will be rolled back upon closing the environment.

Specified by:

setRollbackOnly in interface Transaction

isRollbackOnly

public boolean isRollbackOnly()

Specified by:

isRollbackOnly in interface Transaction

isCommitted

public boolean isCommitted()

Specified by:

isCommitted in interface Transaction

isRolledBack

public boolean isRolledBack()

Specified by:

isRolledBack in interface Transaction

enlistResource

public void enlistResource(Resource resource)

event

public void event(java.lang.Object source,
                  java.lang.String eventName,
                  java.lang.Object info)

This transaction will always listen to the close of the block context. If the transaction is still active at that time, it will be committed. If it is marked for rollback it will be rolled back.

Specified by:

event in interface Listener

Parameters:

source - Observable that fired the event.

eventName - name of the event.

info - informations about the fired event.

commit

public void commit()

implements simplest two phase commit.

rollback

public void rollback()

rollback

public void rollback(boolean fireBeforeCompletionEvent)

setEnvironment

public void setEnvironment(Environment environment)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object