Module org.refcodes.component
Package org.refcodes.component

Interface HandleLookup<H,REF>

Type Parameters:
H - The type of the handles.
REF - The type of the objects to which the handles reference to.
All Known Subinterfaces:
ComponentHandleComposite<H,REF>, HandleDirectory<H,REF>
public interface HandleLookup<H,REF>
Any system in this framework being able to work with handles provides an implementation of the handle lookup interface. This enables a unified access to the system wide handles.

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    hasHandle(H aHandle)
    Used to test if the given handle is known by an implementing system.
    REF
    lookupHandle(H aHandle)
    Gets the object associated to a given handle.
    REF
    removeHandle(H aHandle)
    Gets the descriptor for a given handle.

  • Method Details

    • hasHandle

      boolean hasHandle(H aHandle)
      Used to test if the given handle is known by an implementing system.
      Parameters:
      aHandle - The handle for which to find out if there is any related data.
      Returns:
      True if the handle is known.

    • lookupHandle

      REF lookupHandle(H aHandle) throws UnknownHandleRuntimeException
      Gets the object associated to a given handle.
      Parameters:
      aHandle - The handle for which to get the related data.
      Returns:
      The object associated to the given handle.
      Throws:
      UnknownHandleRuntimeException - the unknown handle runtime exception

    • removeHandle

      REF removeHandle(H aHandle) throws UnknownHandleRuntimeException
      Gets the descriptor for a given handle.
      Parameters:
      aHandle - The handle for which to get the descriptor.
      Returns:
      The descriptor for the given handle.
      Throws:
      UnknownHandleRuntimeException - the unknown handle runtime exception