org.opennms.features.vaadin.dashboard.config.ui

Class WallboardProvider

java.lang.Object

org.opennms.features.vaadin.dashboard.config.ui.WallboardProvider

public class WallboardProvider
extends Object

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

Method Summary

Modifier and Type	Method and Description
void	addWallboard(Wallboard wallboard) This method adds a Wallboard to this provider.
boolean	containsWallboard(String title) Checks whether this object contains Wallboard data concerning the given title.
boolean	containsWallboard(Wallboard wallboard) Checks whether this object contains a given Wallboard instance.
com.vaadin.v7.data.util.BeanItemContainer<Wallboard>	getBeanContainer() Method to return the BeanItemContainer associated with this object.
static WallboardProvider	getInstance() Method to return the instance of this singleton.
Wallboard	getWallboard(String title) Returns the Wallboard for the given title.
void	load() This method loads the configuration data from disk.
void	removeWallboard(Wallboard wallboard) This method removes a Wallboard from this provider.
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

getBeanContainer

public com.vaadin.v7.data.util.BeanItemContainer<Wallboard> getBeanContainer()

Method to return the BeanItemContainer associated with this object.

Returns:

the BeanItemContainer

getInstance

public static WallboardProvider 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.

containsWallboard

public boolean containsWallboard(String title)

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

Parameters:

title - the title to search for

Returns:

true, if a Wallboard with the given title exists, false otherwise

getWallboard

public Wallboard getWallboard(String title)

Returns the Wallboard for the given title.

Parameters:

title - the title to search for

Returns:

the Wallboard instance if found, null otherwise

containsWallboard

public boolean containsWallboard(Wallboard wallboard)

Checks whether this object contains a given Wallboard instance.

Parameters:

wallboard - the Wallboard instance to search for

Returns:

true, if the Wallboard exists, false otherwise

addWallboard

public void addWallboard(Wallboard wallboard)

This method adds a Wallboard to this provider.

Parameters:

wallboard - the Wallboard instance to be added

removeWallboard

public void removeWallboard(Wallboard wallboard)

This method removes a Wallboard from this provider.

Parameters:

wallboard - the Wallboard instance to be removed