org.eclipse.rwt
Interface AdapterFactory

public interface AdapterFactory

An AdapterFactory creates the requested adapters associated with a given object, if available. Adapters are used to add dynamically interfaces to a class (behavioral extension).

AdapterFactories are registered with an global adapter manager.

Since:

1.0

See Also:

Adaptable

Method Summary

Object	getAdapter(Object adaptable, Class adapter) returns an implementation of the given class associated with the given object.
Class[]	getAdapterList() returns an array of adapter types handled by this factory.

Method Detail

getAdapter

public Object getAdapter(Object adaptable,
                         Class adapter)

returns an implementation of the given class associated with the given object. Returns null if no such implementation can be found.

Parameters:

adaptable - the Adaptable instance used as lookup key

adapter - the type of adapter to look up

Returns:

a object castable to the given adapter type or null if there is no adapter of the given type availabe

getAdapterList

public Class[] getAdapterList()

returns an array of adapter types handled by this factory.

This method is generally used to discover which adapter types are supported, in advance of actually calling getAdapter.

Returns:

a list of supported adapter types