org.ow2.util.component
Class ComponentRegistry

java.lang.Object
  org.ow2.util.component.ComponentRegistry

All Implemented Interfaces:

org.ow2.util.component.api.IComponentRegistry

public class ComponentRegistry
extends Object
implements org.ow2.util.component.api.IComponentRegistry

Registry that manages components. It allows to get components.

Author:

Florent Benoit

Constructor Summary

ComponentRegistry()
Constructor.

Method Summary

org.ow2.util.component.api.Component	getComponent(String componentName) Allow to get a reference on another component.
String	getComponentName(org.ow2.util.component.api.Component component)
<T extends org.ow2.util.component.api.Component> List<T>	getComponents(Class<T> itf) Get the components that implements the given interface.
void	register(String componentName, org.ow2.util.component.api.Component component) Register a component.
void	unregister(org.ow2.util.component.api.Component component) Unregister a component.
void	unregister(String componentName) Unregister a component.

Methods inherited from class java.lang.Object

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

Constructor Detail

ComponentRegistry

public ComponentRegistry()

Constructor.

Method Detail

register

public void register(String componentName,
                     org.ow2.util.component.api.Component component)
              throws org.ow2.util.component.api.ComponentException

Register a component.

Specified by:

register in interface org.ow2.util.component.api.IComponentRegistry

Parameters:

componentName - the name of the component to register

component - the component to register.

Throws:

org.ow2.util.component.api.ComponentException - if registering fails.

unregister

public void unregister(String componentName)
                throws org.ow2.util.component.api.ComponentException

Unregister a component.

Specified by:

unregister in interface org.ow2.util.component.api.IComponentRegistry

Parameters:

componentName - the component name to unregister.

Throws:

org.ow2.util.component.api.ComponentException - if unregistering fails.

unregister

public void unregister(org.ow2.util.component.api.Component component)
                throws org.ow2.util.component.api.ComponentException

Unregister a component.

Specified by:

unregister in interface org.ow2.util.component.api.IComponentRegistry

Parameters:

component - the instance of the component to unregister.

Throws:

org.ow2.util.component.api.ComponentException - if unregistering fails.

getComponent

public org.ow2.util.component.api.Component getComponent(String componentName)

Allow to get a reference on another component.

Specified by:

getComponent in interface org.ow2.util.component.api.IComponentRegistry

Parameters:

componentName - the name of the component

Returns:

the component.

getComponentName

public String getComponentName(org.ow2.util.component.api.Component component)

Specified by:

getComponentName in interface org.ow2.util.component.api.IComponentRegistry

Parameters:

component - EZBComponent instance.

Returns:

Returns the component name from the EZBComponent instance.

getComponents

public <T extends org.ow2.util.component.api.Component> List<T> getComponents(Class<T> itf)

Get the components that implements the given interface.

Specified by:

getComponents in interface org.ow2.util.component.api.IComponentRegistry

Type Parameters:

T - an interface extending EZBComponent.

Parameters:

itf - the given interface

Returns:

an array of components implementing the given interface