org.datanucleus.metadata

Class EventListenerMetaData

java.lang.Object

org.datanucleus.metadata.MetaData

org.datanucleus.metadata.EventListenerMetaData

All Implemented Interfaces:

Serializable

public class EventListenerMetaData
extends MetaData

Listener for events, following the JPA model.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.datanucleus.metadata.MetaData

extensions, LOCALISER, METADATA_CREATED_STATE, METADATA_INITIALISED_STATE, METADATA_POPULATED_STATE, METADATA_USED_STATE, metaDataState, parent, VENDOR_NAME, VENDOR_NAME_OLD

Constructor Summary

Constructors

Constructor and Description
EventListenerMetaData(String className) Constructor for an EventListener MetaData

Method Summary

Methods

Modifier and Type	Method and Description
void	addCallback(String callbackClassName, String methodName) Method to add a method name for this EventListener.
void	addCallback(String callbackClassName, String className, String methodName) Method to add a method name for this EventListener.
String	getClassName() Accessor for the name of the EventListener class
String	getMethodNameForCallbackClass(String callbackClassName) Accessor for the method name in the EventListener class that handles the specified callback event

Methods inherited from class org.datanucleus.metadata.MetaData

addExtension, addExtension, assertIfInitialised, getExtensions, getNoOfExtensions, getParent, getValueForExtension, getValuesForExtension, hasExtension, initialise, isInitialised, isPopulated, isUsed, newExtensionMetaData, removeExtension, setParent, toString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

EventListenerMetaData

public EventListenerMetaData(String className)

Constructor for an EventListener MetaData

Parameters:

className - Name of the EventListener class

Method Detail

getClassName

public String getClassName()

Accessor for the name of the EventListener class

Returns:

Name of the EventListener

addCallback

public void addCallback(String callbackClassName,
               String methodName)

Method to add a method name for this EventListener.

Parameters:

callbackClassName - Name of the callback type (javax.persistence.PrePersist etc)

methodName - The method in the EventListener class that handles it

addCallback

public void addCallback(String callbackClassName,
               String className,
               String methodName)

Method to add a method name for this EventListener.

Parameters:

callbackClassName - Name of the callback class

className - Name of the class declaring the method

methodName - The method in the className class that handles it

getMethodNameForCallbackClass

public String getMethodNameForCallbackClass(String callbackClassName)

Accessor for the method name in the EventListener class that handles the specified callback event

Parameters:

callbackClassName - Name of the callback class

Returns:

The method name (if any). Fully-qualified