org.nuxeo.runtime.model.impl
Class ComponentInstanceImpl

java.lang.Object
  org.nuxeo.runtime.model.impl.ComponentInstanceImpl

All Implemented Interfaces:

Adaptable, ComponentContext, ComponentInstance, Extensible

public class ComponentInstanceImpl
extends Object
implements ComponentInstance

Author:

Bogdan Stefanescu

Constructor Summary

ComponentInstanceImpl(RegistrationInfoImpl ri)

Method Summary

void	activate() Activates the implementation instance.
void	create()
void	deactivate() Deactivates the implementation instance.
void	destroy() Destroys this instance.
<T> T	getAdapter(Class<T> adapter) Returns an object which is an instance of the given class associated with this object.
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.
Property	getProperty(String property)
String[]	getPropertyNames()
Object	getPropertyValue(String property)
Object	getPropertyValue(String property, Object defValue)
String[]	getProvidedServiceNames() Gets the list of provided services, or null if no service is provided.
RuntimeContext	getRuntimeContext()
void	registerExtension(Extension extension) Registers the given extension.
void	reload() Reload the component.
String	toString()
void	unregisterExtension(Extension extension) Unregisters the given extension.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ComponentInstanceImpl

public ComponentInstanceImpl(RegistrationInfoImpl ri)
                      throws Exception

Throws:

Exception

Method Detail

getInstance

public Object getInstance()

Description copied from interface: ComponentInstance

Gets the actual component implementation instance.

Specified by:

getInstance in interface ComponentInstance

Returns:

the component implementation instance

create

public void create()
            throws Exception

Throws:

Exception

destroy

public void destroy()
             throws Exception

Description copied from interface: ComponentInstance

Destroys this instance.

Specified by:

destroy in interface ComponentInstance

Throws:

Exception - if any error occurs

getContext

public RuntimeContext getContext()

Description copied from interface: ComponentInstance

Gets the runtime context attached to this instance.

Specified by:

getContext in interface ComponentInstance

Returns:

the runtime context

getName

public ComponentName getName()

Description copied from interface: ComponentInstance

Gets the name of the component.

Specified by:

getName in interface ComponentInstance

Returns:

the component name

activate

public void activate()
              throws Exception

Description copied from interface: ComponentInstance

Activates the implementation instance.

Specified by:

activate in interface ComponentInstance

Throws:

Exception - if any error occurs during activation

deactivate

public void deactivate()
                throws Exception

Description copied from interface: ComponentInstance

Deactivates the implementation instance.

Specified by:

deactivate in interface ComponentInstance

Throws:

Exception - if any error occurs during deactivation

reload

public void reload()
            throws Exception

Description copied from interface: ComponentInstance

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

Specified by:

reload in interface ComponentInstance

Throws:

Exception

registerExtension

public void registerExtension(Extension extension)
                       throws Exception

Description copied from interface: Extensible

Registers the given extension.

Specified by:

registerExtension in interface Extensible

Parameters:

extension - the extension to register

Throws:

Exception - if any error occurs

unregisterExtension

public void unregisterExtension(Extension extension)
                         throws Exception

Description copied from interface: Extensible

Unregisters the given extension.

Specified by:

unregisterExtension in interface Extensible

Parameters:

extension - the extension to unregister

Throws:

Exception - if any error occurs

getAdapter

public <T> T getAdapter(Class<T> adapter)

Description copied from interface: Adaptable

Returns an object which is an instance of the given class associated with this object. Returns null if no such object can be found.

Specified by:

getAdapter in interface Adaptable

Parameters:

adapter - the adapter class to look up

Returns:

a object castable to the given class, or null if this object does not have an adapter for the given class

getPropertyNames

public String[] getPropertyNames()

Specified by:

getPropertyNames in interface ComponentContext

getProperty

public Property getProperty(String property)

Specified by:

getProperty in interface ComponentContext

getRuntimeContext

public RuntimeContext getRuntimeContext()

Specified by:

getRuntimeContext in interface ComponentContext

getPropertyValue

public Object getPropertyValue(String property)

Specified by:

getPropertyValue in interface ComponentContext

getPropertyValue

public Object getPropertyValue(String property,
                               Object defValue)

Specified by:

getPropertyValue in interface ComponentContext

getProvidedServiceNames

public String[] getProvidedServiceNames()

Description copied from interface: ComponentInstance

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

Specified by:

getProvidedServiceNames in interface ComponentInstance

Returns:

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

toString

public String toString()

Overrides:

toString in class Object