org.apache.aries.blueprint.di

Interface ExecutionContext

All Known Implementing Classes:

BlueprintRepository

public interface ExecutionContext

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	ExecutionContext.Holder

Method Summary

Modifier and Type	Method and Description
Future<Object>	addFullObject(String name, Future<Object> object) Try to add a full object and return the already registered future if available
void	addPartialObject(String name, Object object)
boolean	canConvert(Object value, org.osgi.service.blueprint.container.ReifiedType type)
boolean	containsObject(String name) Does this context contain a object with the specified name.
Object	convert(Object value, org.osgi.service.blueprint.container.ReifiedType type)
Object	getObject(String name) Gets the object or recipe with the specified name from the repository.
Object	getPartialObject(String name)
Recipe	getRecipe(String name)
Class	loadClass(String className)
Recipe	pop() Removes the top recipe from the execution stack.
void	push(Recipe recipe) Adds a recipe to the top of the execution stack.
void	removePartialObject(String name)

Method Detail

push

void push(Recipe recipe)
   throws CircularDependencyException

Adds a recipe to the top of the execution stack. If the recipe is already on the stack, a CircularDependencyException is thrown.

Parameters:

recipe - the recipe to add to the stack

Throws:

CircularDependencyException - if the recipe is already on the stack

pop

Recipe pop()

Removes the top recipe from the execution stack.

Returns:

the top recipe on the stack

containsObject

boolean containsObject(String name)

Does this context contain a object with the specified name.

Parameters:

name - the unique name of the object instance

Returns:

true if this context contain a object with the specified name

getObject

Object getObject(String name)

Gets the object or recipe with the specified name from the repository.

Parameters:

name - the unique name of the object instance

Returns:

the object instance, a recipe to build the object or null

addFullObject

Future<Object> addFullObject(String name,
                             Future<Object> object)

Try to add a full object and return the already registered future if available

Parameters:

name -

object -

Returns:

addPartialObject

void addPartialObject(String name,
                      Object object)

getPartialObject

Object getPartialObject(String name)

removePartialObject

void removePartialObject(String name)

convert

Object convert(Object value,
               org.osgi.service.blueprint.container.ReifiedType type)
        throws Exception

Throws:

Exception

canConvert

boolean canConvert(Object value,
                   org.osgi.service.blueprint.container.ReifiedType type)

loadClass

Class loadClass(String className)
         throws ClassNotFoundException

Throws:

ClassNotFoundException

getRecipe

Recipe getRecipe(String name)