Package org.refcodes.component

Interface OpenableHandle<H>

Type Parameters:

H - The type of the handle.

All Known Subinterfaces:

LinkComponentHandle<H>, LinkComponentHandle.DeviceAutomatonHandle<H>, OpenableHandle.OpenAutomatonHandle<H>

public interface OpenableHandle<H>

The OpenableHandle interface defines those methods related to the handle based open/connect life-cycle.

The handle reference requires the Openable interface to be implemented.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	OpenableHandle.OpenAutomatonHandle<H>	The OpenableHandle.OpenAutomatonHandle interface defines those methods related to the handle based open/connect life-cycle.

Method Summary

Modifier and Type	Method	Description
boolean	hasOpenable(H aHandle)	Determines whether the handle reference is openable by implementing the Openable interface.
void	open(H aHandle)	Open/connect the component identified by the given handle.
default void	openUnchecked(H aHandle)	Opens the component by calling open(Object) without you to require catching an OpenException.

Method Detail

hasOpenable

boolean hasOpenable(H aHandle)
             throws UnknownHandleRuntimeException

Determines whether the handle reference is openable by implementing the Openable interface.

Parameters:

aHandle - The handle to test whether the reference provides the according functionality.

Returns:

True in case the reference provides the according functionality.

Throws:

UnknownHandleRuntimeException - in case the handle is unknown.

open

void open(H aHandle)
   throws OpenException,
          UnknownHandleRuntimeException,
          UnsupportedHandleOperationRuntimeException,
          IllegalHandleStateChangeRuntimeException

Open/connect the component identified by the given handle.

Parameters:

aHandle - The handle identifying the component.

Throws:

OpenException - in case opening/connecting fails.

UnknownHandleRuntimeException - in case the given handle is unknown.

UnsupportedHandleOperationRuntimeException - in case the reference of the handle does not support the requested operation.

IllegalHandleStateChangeRuntimeException - Thrown in case a state change is not possible due to the current state the referenced component is in.

openUnchecked

default void openUnchecked(H aHandle)

Opens the component by calling open(Object) without you to require catching an OpenException.

Parameters:

aHandle - The handle identifying the component.

Throws:

org.refcodes.exception.HiddenException - encapsulates the cause and is thrown upon encountering a OpenException exception