hu.ibello.core

Interface Storage

public interface Storage

Provides an API for a storage structure, like local storage or session storage in the browser. An implementation of this interface can be obtained with Browser.localStorage() and Browser.sessionStorage() methods.

Author:

Kornél Simon

Method Summary

Modifier and Type	Method and Description
void	clear() Clear the entire storage in the browser, removing all elements from it.
String	getItem(String key) Returns the value of the named item from the storage, or null if it does not exist.
void	removeItem(String key) Remove a single item from the storage.
void	setItem(String key, String value) Sets the value of an item.

Method Detail

clear

void clear()

Clear the entire storage in the browser, removing all elements from it.

removeItem

void removeItem(String key)

Remove a single item from the storage.

Parameters:

key - the name of the item we want to remove

setItem

void setItem(String key,
             String value)

Sets the value of an item.

Parameters:

key - the name of the item

value - the new value of the item

getItem

String getItem(String key)

Returns the value of the named item from the storage, or null if it does not exist.

Parameters:

key - the name of the item

Returns:

the value of the item, or null