org.nuxeo.runtime.model

Interface ComponentInstance

All Superinterfaces:

Adaptable, ComponentContext, Extensible

All Known Implementing Classes:

ComponentInstanceImpl

public interface ComponentInstance
extends ComponentContext, Extensible, Adaptable

A component instance is a proxy to the component implementation object.

Component instance objects are created each time a component is activated, and destroyed at component deactivation.

Author:

Bogdan Stefanescu

Method Summary

Methods

Modifier and Type	Method and Description
void	activate() Activates the implementation instance.
void	deactivate() Deactivates the implementation instance.
void	destroy() Destroys this instance.
RuntimeContext	getContext() Gets the runtime context attached to this instance.
Object	getInstance() Gets the actual component implementation instance.
ComponentName	getName() Gets the name of the component.
String[]	getProvidedServiceNames() Gets the list of provided services, or null if no service is provided.
void	reload() Reload the component.

Methods inherited from interface org.nuxeo.runtime.model.ComponentContext

getProperty, getPropertyNames, getPropertyValue, getPropertyValue, getRuntimeContext

Methods inherited from interface org.nuxeo.runtime.model.Extensible

registerExtension, unregisterExtension

Methods inherited from interface org.nuxeo.runtime.model.Adaptable

getAdapter

Method Detail

getInstance

Object getInstance()

Gets the actual component implementation instance.

Returns:

the component implementation instance

getName

ComponentName getName()

Gets the name of the component.

Returns:

the component name

getContext

RuntimeContext getContext()

Gets the runtime context attached to this instance.

Returns:

the runtime context

activate

void activate()
              throws Exception

Activates the implementation instance.

Throws:

Exception - if any error occurs during activation

deactivate

void deactivate()
                throws Exception

Deactivates the implementation instance.

Throws:

Exception - if any error occurs during deactivation

destroy

void destroy()
             throws Exception

Destroys this instance.

Throws:

Exception - if any error occurs

reload

void reload()
            throws Exception

Reload the component. All the extensions and registries are reloaded.

Throws:

Exception

getProvidedServiceNames

String[] getProvidedServiceNames()

Gets the list of provided services, or null if no service is provided.

Returns:

an array containing the service class names or null if no service is provided