mireka.startup

Class Lifecycle

Object

mireka.startup.Lifecycle

public class Lifecycle
extends Object

Collects objects which were created during the configuration phase and have a lifecycle annotation, and provide functions to execute these lifecycle methods later. Lifecycle annotations recognized are PostConstruct and PreDestroy.

Field Summary

Fields

Modifier and Type	Field and Description
static java.util.List<mireka.startup.Lifecycle.ManagedObject>	managedObjects

Constructor Summary

Constructors

Constructor and Description
Lifecycle()

Method Summary

Modifier and Type	Method and Description
static void	addManagedObject(Object object) Registers the object if it has at least one method which is marked with a lifecycle annotation.
static void	callPostConstructMethods() Calls the methods of the registered objects which were marked with the PostConstruct annotation in the order of their registration.
static void	callPreDestroyMethods() Calls the methods of the successfully initialized registered objects which were marked with the PreDestroy annotation in the opposite order of their registrations.

Methods inherited from class Object

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

Field Detail

managedObjects

public static final java.util.List<mireka.startup.Lifecycle.ManagedObject> managedObjects

Constructor Detail

Lifecycle

public Lifecycle()

Method Detail

addManagedObject

public static void addManagedObject(Object object)

Registers the object if it has at least one method which is marked with a lifecycle annotation. This function must be called for every object which were created during the configuration.

Parameters:

object - the object which may have a lifecycle annotation

callPostConstructMethods

public static void callPostConstructMethods()
                                     throws java.lang.reflect.InvocationTargetException,
                                            InvalidMethodSignatureException

Calls the methods of the registered objects which were marked with the PostConstruct annotation in the order of their registration.

Throws:

java.lang.reflect.InvocationTargetException - thrown if a called method has thrown an exception

InvalidMethodSignatureException - thrown if the method could not be called because it has arguments.

callPreDestroyMethods

public static void callPreDestroyMethods()

Calls the methods of the successfully initialized registered objects which were marked with the PreDestroy annotation in the opposite order of their registrations. The PreDestroy method is not called on an object

• if it has a PostConstruct method which has thrown an exception during startup
• another object which was registered earlier than this object has thrown an exception in its PostConstruct method.