org.jvnet.hk2.config

Class Transactions

java.lang.Object

org.jvnet.hk2.config.Transactions

All Implemented Interfaces:

PostConstruct, PreDestroy

@Service
public final class Transactions
extends Object
implements PostConstruct, PreDestroy

Transactions is a singleton service that receives transaction notifications and dispatch these notifications asynchronously to listeners.

Author:

Jerome Dochez

Constructor Summary

Constructors

Constructor and Description
Transactions()

Method Summary

Modifier and Type	Method and Description
void	addListenerForType(Class listenerType, ConfigListener listener) adds a listener for a particular config type
void	addTransactionsListener(TransactionListener listener) add a new listener to all transaction events.
List<TransactionListener>	currentListeners()
void	postConstruct() The component has been injected with any dependency and will be placed into commission by the subsystem.
void	preDestroy() The component is about to be removed from the registry.
boolean	removeListenerForType(Class listenerType, ConfigListener listener) removes a listener for a particular config type
boolean	removeTransactionsListener(TransactionListener listener) Removes an existing listener for transaction events
void	waitForDrain()

Methods inherited from class java.lang.Object

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

Constructor Detail

Transactions

public Transactions()

Method Detail

postConstruct

public void postConstruct()

Description copied from interface: PostConstruct

The component has been injected with any dependency and will be placed into commission by the subsystem. Hk2 will catch all unchecked exceptions, and cause the backing inhabitant to be released.

Specified by:

postConstruct in interface PostConstruct

preDestroy

public void preDestroy()

Description copied from interface: PreDestroy

The component is about to be removed from the registry.

Specified by:

preDestroy in interface PreDestroy

addListenerForType

public void addListenerForType(Class listenerType,
                               ConfigListener listener)

adds a listener for a particular config type

Parameters:

listenerType - the config type

listener - the config listener

removeListenerForType

public boolean removeListenerForType(Class listenerType,
                                     ConfigListener listener)

removes a listener for a particular config type

Parameters:

listenerType - the config type

listener - the config listener

Returns:

true if the listener was removed successfully, false otherwise.

addTransactionsListener

public void addTransactionsListener(TransactionListener listener)

add a new listener to all transaction events.

Parameters:

listener - to be added.

removeTransactionsListener

public boolean removeTransactionsListener(TransactionListener listener)

Removes an existing listener for transaction events

Parameters:

listener - the registered listener

Returns:

true if the listener unregistration was successful

currentListeners

public List<TransactionListener> currentListeners()

waitForDrain

public void waitForDrain()