Package com.yahoo.jdisc.core

Class ApplicationLoader

java.lang.Object

com.yahoo.jdisc.core.ApplicationLoader

All Implemented Interfaces:

ContainerActivator, BootstrapLoader, CurrentContainer

public class ApplicationLoader
extends Object
implements BootstrapLoader, ContainerActivator, CurrentContainer

Author:

Simon Thoresen Hult, bjorncs

Constructor Summary

Constructors

Constructor	Description
ApplicationLoader(OsgiFramework osgiFramework, Iterable<? extends com.google.inject.Module> guiceModules)

Method Summary

Modifier and Type	Method	Description
DeactivatedContainer	activateContainer(ContainerBuilder builder)	Creates and activates a Container based on the provided ContainerBuilder.
Application	application()
void	destroy()
ContainerWatchdogMetrics	getContainerWatchdogMetrics()
void	init(String appLocation, boolean privileged)
ContainerBuilder	newContainerBuilder()	This method creates and returns a new ContainerBuilder object that has the necessary references to the application and its internal components.
com.yahoo.jdisc.core.ContainerSnapshot	newReference(URI uri, Object context)	Returns a reference to the currently active Container.
OsgiFramework	osgiFramework()
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.yahoo.jdisc.service.CurrentContainer

newReference

Constructor Details

ApplicationLoader

public ApplicationLoader(OsgiFramework osgiFramework,
 Iterable<? extends com.google.inject.Module> guiceModules)

Method Details

newContainerBuilder

public ContainerBuilder newContainerBuilder()

Description copied from interface: ContainerActivator

This method creates and returns a new ContainerBuilder object that has the necessary references to the application and its internal components.

Specified by:

newContainerBuilder in interface ContainerActivator

Returns:

The created builder.

activateContainer

public DeactivatedContainer activateContainer(ContainerBuilder builder)

Description copied from interface: ContainerActivator

Creates and activates a Container based on the provided ContainerBuilder. By providing a null argument, this method can be used to deactivate the current Container. The returned object can be used to schedule a cleanup task that is executed once the the deactivated Container has terminated.

Specified by:

activateContainer in interface ContainerActivator

Parameters:

builder - The builder to activate.

Returns:

The previous container, if any.

newReference

public com.yahoo.jdisc.core.ContainerSnapshot newReference(URI uri,
 Object context)

Description copied from interface: CurrentContainer

Returns a reference to the currently active Container. Until SharedResource.release() has been called, the Container can not shut down.

Specified by:

newReference in interface CurrentContainer

Parameters:

uri - The identifier used to match this Request to an appropriate ClientProvider or RequestHandler. The hostname must be "localhost" or a fully qualified domain name.

context - that can be attached for reference tracking

Returns:

A reference to the current Container.

init

public void init(String appLocation,
 boolean privileged)
          throws Exception

Specified by:

init in interface BootstrapLoader

Throws:

Exception

start

public void start()
           throws Exception

Specified by:

start in interface BootstrapLoader

Throws:

Exception

stop

public void stop()
          throws Exception

Specified by:

stop in interface BootstrapLoader

Throws:

Exception

destroy

public void destroy()

Specified by:

destroy in interface BootstrapLoader

application

public Application application()

getContainerWatchdogMetrics

public ContainerWatchdogMetrics getContainerWatchdogMetrics()

osgiFramework

public OsgiFramework osgiFramework()