org.figure8.join.core
Class ContainerContextHandler

java.lang.Object
  org.figure8.join.core.ContainerContextHandler

public class ContainerContextHandler
extends java.lang.Object

This is a wrapper around Spring applicative main context.

Version:

$Revision: 1.2 $

Author:

Laurent Broudoux

Method Summary

protected void	contextReloaded() Publish a ContextRefreshedEvent on applicationContext
org.springframework.context.ApplicationContext	getApplicationContext()
java.lang.Object	getComponent(java.lang.String key) Retrieve a component from Spring handled context.
static ContainerContextHandler	getInstance()
javax.servlet.ServletContext	getServletContext()
boolean	isSetup()
void	refresh() Refresh or create the handled String applicative context.
void	registerComponent(java.lang.String key, java.lang.Object component) Register a component as a singleton within Spring handled application context and the web tier servlet context if present.
void	setApplicationContext(org.springframework.context.ApplicationContext appContext) Set the handled Spring applicative context.
void	setServletContext(javax.servlet.ServletContext context) Assign the servlet context for whom Spring context will be handled

Methods inherited from class java.lang.Object

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

Method Detail

isSetup

public boolean isSetup()

Returns:

true if context is setup (ie. applicatinoContext not null)

setServletContext

public void setServletContext(javax.servlet.ServletContext context)

Assign the servlet context for whom Spring context will be handled

Parameters:

context - The servlet context for whom handling Spring context

getServletContext

public javax.servlet.ServletContext getServletContext()

Returns:

The servlet context for whom Spring context is handled

setApplicationContext

public void setApplicationContext(org.springframework.context.ApplicationContext appContext)
                           throws org.springframework.context.ApplicationContextException

Set the handled Spring applicative context.

Parameters:

appContext - The context to wrapp

Throws:

org.springframework.context.ApplicationContextException - if problem occurs during beanFactory initialization

getApplicationContext

public org.springframework.context.ApplicationContext getApplicationContext()

Returns:

Handled String context (if any)

getComponent

public java.lang.Object getComponent(java.lang.String key)
                              throws java.lang.IllegalStateException,
                                     InvalidParameterException

Retrieve a component from Spring handled context.

Parameters:

key - Key identifier of the component to retrieve

Returns:

The component denoted by key

Throws:

java.lang.IllegalStateException - if no Spring context is handled

InvalidParameterException - if key is null or component cannot be found.

registerComponent

public void registerComponent(java.lang.String key,
                              java.lang.Object component)
                       throws java.lang.IllegalStateException,
                              InvalidParameterException

Register a component as a singleton within Spring handled application context and the web tier servlet context if present.

Parameters:

key - The key to use for registring singleton

component - The component to register

Throws:

java.lang.IllegalStateException - if no Spring context is handled

InvalidParameterException - if key is null or component already exists

refresh

public void refresh()

Refresh or create the handled String applicative context. If it exists, it is first closed. Then, it is loaded using the ContainerContextLoader implementation.

getInstance

public static ContainerContextHandler getInstance()

Returns:

The running instance of ContainerContextHandler

contextReloaded

protected void contextReloaded()

Publish a ContextRefreshedEvent on applicationContext