Class DataVisualizer

    • Constructor Detail

      • DataVisualizer

        public DataVisualizer()
    • Method Detail

      • globalInfo

        public String globalInfo()
        Global info for this bean
        Returns:
        a String value
      • retrieveHeadlessEvents

        public List<EventObject> retrieveHeadlessEvents()
        Get the list of events processed in headless mode. May return null or an empty list if not running in headless mode or no events were processed
        Specified by:
        retrieveHeadlessEvents in interface HeadlessEventCollector
        Returns:
        a list of EventObjects or null.
      • processHeadlessEvents

        public void processHeadlessEvents​(List<EventObject> headless)
        Process a list of events that have been collected earlier. Has no affect if the component is running in headless mode.
        Specified by:
        processHeadlessEvents in interface HeadlessEventCollector
        Parameters:
        headless - a list of EventObjects to process.
      • setVisual

        public void setVisual​(BeanVisual newVisual)
        Set the visual appearance of this bean
        Specified by:
        setVisual in interface Visible
        Parameters:
        newVisual - a BeanVisual value
      • getVisual

        public BeanVisual getVisual()
        Return the visual appearance of this bean
        Specified by:
        getVisual in interface Visible
        Returns:
        a BeanVisual value
      • useDefaultVisual

        public void useDefaultVisual()
        Use the default appearance for this bean
        Specified by:
        useDefaultVisual in interface Visible
      • getBeanContext

        public BeanContext getBeanContext()
        Return the bean context (if any) that this bean is embedded in
        Specified by:
        getBeanContext in interface BeanContextChild
        Returns:
        a BeanContext value
      • setInstances

        public void setInstances​(Instances inst)
                          throws Exception
        Set instances for this bean. This method is a convenience method for clients who use this component programatically
        Parameters:
        inst - an Instances value
        Throws:
        Exception - if an error occurs
      • addDataSourceListener

        public void addDataSourceListener​(DataSourceListener dsl)
        Add a listener
        Parameters:
        dsl - a DataSourceListener value
      • removeDataSourceListener

        public void removeDataSourceListener​(DataSourceListener dsl)
        Remove a listener
        Parameters:
        dsl - a DataSourceListener value
      • main

        public static void main​(String[] args)
      • setOffscreenXAxis

        public void setOffscreenXAxis​(String xAxis)
        Set the name of the attribute for the x-axis in offscreen plots. This defaults to "False Positive Rate" for threshold curves if not specified.
        Parameters:
        xAxis - the name of the xAxis
      • getOffscreenXAxis

        public String getOffscreenXAxis()
        Get the name of the attribute for the x-axis in offscreen plots
        Returns:
        the name of the xAxis
      • setOffscreenYAxis

        public void setOffscreenYAxis​(String yAxis)
        Set the name of the attribute for the y-axis in offscreen plots. This defaults to "True Positive Rate" for threshold curves if not specified.
        Parameters:
        yAxis - the name of the xAxis
      • getOffscreenYAxis

        public String getOffscreenYAxis()
        Get the name of the attribute for the y-axix of offscreen plots.
        Returns:
        the name of the yAxis.
      • setOffscreenWidth

        public void setOffscreenWidth​(String width)
        Set the width (in pixels) of the offscreen image to generate.
        Parameters:
        width - the width in pixels.
      • getOffscreenWidth

        public String getOffscreenWidth()
        Get the width (in pixels) of the offscreen image to generate.
        Returns:
        the width in pixels.
      • setOffscreenHeight

        public void setOffscreenHeight​(String height)
        Set the height (in pixels) of the offscreen image to generate
        Parameters:
        height - the height in pixels
      • getOffscreenHeight

        public String getOffscreenHeight()
        Get the height (in pixels) of the offscreen image to generate
        Returns:
        the height in pixels
      • setOffscreenRendererName

        public void setOffscreenRendererName​(String rendererName)
        Set the name of the renderer to use for offscreen chart rendering operations
        Parameters:
        rendererName - the name of the renderer to use
      • getOffscreenRendererName

        public String getOffscreenRendererName()
        Get the name of the renderer to use for offscreen chart rendering operations
        Returns:
        the name of the renderer to use
      • setOffscreenAdditionalOpts

        public void setOffscreenAdditionalOpts​(String additional)
        Set the additional options for the offscreen renderer
        Parameters:
        additional - additional options
      • getOffscreenAdditionalOpts

        public String getOffscreenAdditionalOpts()
        Get the additional options for the offscreen renderer
        Returns:
        the additional options
      • addImageListener

        public void addImageListener​(ImageListener cl)
        Add an image listener
        Parameters:
        cl - a ImageListener value
      • removeImageListener

        public void removeImageListener​(ImageListener cl)
        Remove an image listener
        Parameters:
        cl - a ImageListener value
      • setCustomName

        public void setCustomName​(String name)
        Set a custom (descriptive) name for this bean
        Specified by:
        setCustomName in interface BeanCommon
        Parameters:
        name - the name to use
      • getCustomName

        public String getCustomName()
        Get the custom (descriptive) name for this bean (if one has been set)
        Specified by:
        getCustomName in interface BeanCommon
        Returns:
        the custom name (or the default name)
      • stop

        public void stop()
        Stop any processing that the bean might be doing.
        Specified by:
        stop in interface BeanCommon
      • isBusy

        public boolean isBusy()
        Returns true if. at this time, the bean is busy with some (i.e. perhaps a worker thread is performing some calculation).
        Specified by:
        isBusy in interface BeanCommon
        Returns:
        true if the bean is busy.
      • setLog

        public void setLog​(Logger logger)
        Set a logger
        Specified by:
        setLog in interface BeanCommon
        Parameters:
        logger - a Logger value
      • connectionAllowed

        public boolean connectionAllowed​(EventSetDescriptor esd)
        Returns true if, at this time, the object will accept a connection via the supplied EventSetDescriptor
        Specified by:
        connectionAllowed in interface BeanCommon
        Parameters:
        esd - the EventSetDescriptor
        Returns:
        true if the object will accept a connection
      • connectionAllowed

        public boolean connectionAllowed​(String eventName)
        Returns true if, at this time, the object will accept a connection via the named event
        Specified by:
        connectionAllowed in interface BeanCommon
        Parameters:
        eventName - the name of the event
        Returns:
        true if the object will accept a connection
      • connectionNotification

        public void connectionNotification​(String eventName,
                                           Object source)
        Notify this object that it has been registered as a listener with a source for recieving events described by the named event This object is responsible for recording this fact.
        Specified by:
        connectionNotification in interface BeanCommon
        Parameters:
        eventName - the event
        source - the source with which this object has been registered as a listener
      • disconnectionNotification

        public void disconnectionNotification​(String eventName,
                                              Object source)
        Notify this object that it has been deregistered as a listener with a source for named event. This object is responsible for recording this fact.
        Specified by:
        disconnectionNotification in interface BeanCommon
        Parameters:
        eventName - the event
        source - the source with which this object has been registered as a listener
      • eventGeneratable

        public boolean eventGeneratable​(String eventName)
        Returns true, if at the current time, the named event could be generated. Assumes that supplied event names are names of events that could be generated by this bean.
        Specified by:
        eventGeneratable in interface EventConstraints
        Parameters:
        eventName - the name of the event in question
        Returns:
        true if the named event could be generated at this point in time