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# Class org.w3c.tools.resources.ResourceFrame

    java.lang.Object
       |
       +----org.w3c.tools.resources.AttributeHolder
               |
               +----org.w3c.tools.resources.Resource
                       |
                       +----org.w3c.tools.resources.FramedResource
                               |
                               +----org.w3c.tools.resources.ResourceFrame

public class ResourceFrame
extends FramedResource
implements AttributeChangedListener

The resource frame class. A ResourceFrame can be attached to a resource.

##

filterClass
  The special class of filter.
frameListener
  Our FrameEventListener.
resource
  Our target resource.

##

ResourceFrame()

##

addFrameEventListener(FrameEventListener)
  Add a frame event listener.
attributeChanged(AttributeChangedEvent)
  Listen its resource.
checkRequest(RequestInterface)
  Check if this kind of request can be perform by this resource.
eventDisabled()
fireFrameEvent(FrameEvent)
  Fire a frameEvent.
frameModified(FrameEvent)
  This handles the `FRAME_MODIFIED` kind of events.
getFilters()
  Get our whole list of filters.
getFilters(Class)
  Get the list of filters of this class.
getFrameReference()
  Get The FrameReference of this frame, or null if this frame is not registered.
getResource()
  Get the target resource.
getResourceReference()
  Get the ResourceReference of that resource.
getSpaceEntry()
  Get the space entry for that resource.
getURLPath()
  Get the file part of the URL this resource is attached to.
lookup(LookupState, LookupResult)
  Lookup the target resource.
lookupFilters(LookupState, LookupResult)
  lookup only filters.
lookupFrames(LookupState, LookupResult)
  lookup frames excluding filters.
perform(RequestInterface)
  Perform the request
postFrameEvent(int)
  Post a frameEvent.
processEvent(ResourceEvent)
  (AWT Like), dspatch the Event to all our listeners.
registerResource(FramedResource)
  Register a target resource.
removeFrameEventListener(FrameEventListener)
  Remove a frame event listener.
setValue(int, Object)
  We overide setValue, to fire event.
unregisterResource(Resource)
  Register a target resource.
updateDefaultChildAttributes(Hashtable)
  If our target resource has some children, we could have some attribute to give to them.

##

filterClass

     protected static Class filterClass

  The special class of filter.

frameListener

     protected transient FrameEventListener frameListener

  Our FrameEventListener.

resource

     protected FramedResource resource

  Our target resource.

##

ResourceFrame

     public ResourceFrame()

##

eventDisabled

     protected boolean eventDisabled()

  Overrides:
    eventDisabled in class FramedResource

getURLPath

     public String getURLPath()

  Get the file part of the URL this resource is attached to.

  Returns:
    An URL object specifying the location in the information space of this resource.
  Overrides:
    getURLPath in class Resource

getSpaceEntry

     protected SpaceEntry getSpaceEntry()

  Get the space entry for that resource. This Object is use to retrieve the resource in the resource space. A ResourceFrame has no SpaceEntry.

  Returns:
    always null.
  Overrides:
    getSpaceEntry in class Resource

getFrameReference

     public ResourceReference getFrameReference()

  Get The FrameReference of this frame, or null if this frame is not registered.

  Returns:
    A ResourceReference instance.

getResourceReference

     public ResourceReference getResourceReference()

  Get the ResourceReference of that resource.

  Overrides:
    getResourceReference in class Resource

updateDefaultChildAttributes

     protected void updateDefaultChildAttributes(Hashtable attrs)

  If our target resource has some children, we could have some attribute to give to them.

  Parameters:
    attrs - A Hashtable.

checkRequest

     public boolean checkRequest(RequestInterface request)

  Check if this kind of request can be perform by this resource.

  Parameters:
    request - A RequestInterface instance
  Returns:
    a boolean.

perform

     public ReplyInterface perform(RequestInterface request) throws ProtocolException, ResourceException

  Perform the request

  Parameters:
    request - the incomming request
  Throws: ProtocolException
    If an error relative to the protocol occurs
  Throws: ResourceException
    If an error not relative to the protocol occurs
  Overrides:
    perform in class FramedResource

lookupFilters

     protected boolean lookupFilters(LookupState ls,
                                     LookupResult lr) throws ProtocolException

  lookup only filters.

  Throws: ProtocolException
    If an error relative to the protocol occurs

lookupFrames

     protected boolean lookupFrames(LookupState ls,
                                    LookupResult lr) throws ProtocolException

  lookup frames excluding filters.

  Throws: ProtocolException
    If an error relative to the protocol occurs

lookup

     public boolean lookup(LookupState ls,
                           LookupResult lr) throws ProtocolException

  Lookup the target resource.

  Parameters:
    ls - The current lookup state
    lr - The result
  Throws: ProtocolException
    If an error relative to the protocol occurs
  Overrides:
    lookup in class FramedResource

processEvent

     public void processEvent(ResourceEvent evt)

  (AWT Like), dspatch the Event to all our listeners.

  Overrides:
    processEvent in class FramedResource

addFrameEventListener

     public void addFrameEventListener(FrameEventListener l)

  Add a frame event listener.

  Parameters:
    l - The new frame event listener.

removeFrameEventListener

     public void removeFrameEventListener(FrameEventListener l)

  Remove a frame event listener.

  Parameters:
    l - The listener to remove.

postFrameEvent

     protected void postFrameEvent(int type)

  Post a frameEvent.

  Parameters:
    the - frame event type.

fireFrameEvent

     protected void fireFrameEvent(FrameEvent evt)

  Fire a frameEvent.

  Parameters:
    the - frame event type.

attributeChanged

     public void attributeChanged(AttributeChangedEvent evt)

  Listen its resource.

frameModified

     public void frameModified(FrameEvent evt)

  This handles the `FRAME_MODIFIED` kind of events.

  Parameters:
    evt - The event describing the change.
  Overrides:
    frameModified in class FramedResource

setValue

     public synchronized void setValue(int idx,
                                       Object value)

  We overide setValue, to fire event.

  Parameters:
    idx - The index of the attribute to modify.
    value - The new attribute value.
  Overrides:
    setValue in class FramedResource

getResource

     public FramedResource getResource()

  Get the target resource.

  Returns:
    a resource instance.

registerResource

     public void registerResource(FramedResource resource)

  Register a target resource. Called after initialize, set the context. getServer() can be call only after this method call.

  Parameters:
    e - resource The resource to register.

unregisterResource

     public void unregisterResource(Resource resource)

  Register a target resource.

  Parameters:
    e - resource The resource to register.

getFilters

     public synchronized ResourceFilter[] getFilters()

  Get our whole list of filters.

getFilters

     public synchronized ResourceFilter[] getFilters(Class cls)

  Get the list of filters of this class.

  Parameters:
    cls - The class of filters requested.
  Returns:
    An array of filters, which are instances of the given class.

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