org.opennms.features.vaadin.surveillanceviews.config

Class SurveillanceViewProvider

java.lang.Object

org.opennms.features.vaadin.surveillanceviews.config.SurveillanceViewProvider

public class SurveillanceViewProvider
extends Object

This class is used for loading, holding and saving of SurveillanceViewConfiguration definitions.

Author:

Christian Pape

Method Summary

Modifier and Type	Method and Description
void	addView(View view) This method adds a View to this provider.
boolean	containsView(String name) Checks whether this object contains View data concerning the given title.
boolean	containsView(View view) Checks whether this object contains a given View instance.
View	getDefaultView() Returns the default View.
static SurveillanceViewProvider	getInstance() Method to return the instance of this singleton.
SurveillanceViewConfiguration	getSurveillanceViewConfiguration() Returns the loaded SurveillanceViewConfiguration instance
View	getView(String name) Returns the View for the given title.
void	load() This method loads the configuration data from disk.
void	removeView(View view) This method removes a View from this provider.
void	replaceView(View oldView, View newView) Replaces a View with a new one.
void	save() This method saves the data represented by this object to disk.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInstance

public static SurveillanceViewProvider getInstance()

Method to return the instance of this singleton.

Returns:

the singleton instance

save

public void save()

This method saves the data represented by this object to disk.

load

public void load()

This method loads the configuration data from disk.

containsView

public boolean containsView(String name)

Checks whether this object contains View data concerning the given title.

Parameters:

name - the title to search for

Returns:

true, if a View with the given name exists, false otherwise

getView

public View getView(String name)

Returns the View for the given title.

Parameters:

name - the title to search for

Returns:

the View instance if found, null otherwise

replaceView

public void replaceView(View oldView,
                        View newView)

Replaces a View with a new one.

Parameters:

oldView - the old view to be replaced

newView - the new view

getDefaultView

public View getDefaultView()

Returns the default View.

Returns:

the View instance if found, null otherwise

getSurveillanceViewConfiguration

public SurveillanceViewConfiguration getSurveillanceViewConfiguration()

Returns the loaded SurveillanceViewConfiguration instance

Returns:

the loaded config instance

containsView

public boolean containsView(View view)

Checks whether this object contains a given View instance.

Parameters:

view - the View instance to search for

Returns:

true, if the View exists, false otherwise

addView

public void addView(View view)

This method adds a View to this provider.

Parameters:

view - the View instance to be added

removeView

public void removeView(View view)

This method removes a View from this provider.

Parameters:

view - the View instance to be removed