Interface BuddyStorage
- All Known Implementing Classes:
FSBuddyStorage
public interface BuddyStorage
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Method Summary
Modifier and TypeMethodDescriptionvoiddestroy()Destroy the Storage class.Get a reference to the BuddyManager managing this BuddyStorage classgetOfflineVariables(String buddyName) Load the offline persistent variables for a specific User.voidinit()Initialize the Storage classLoad a Buddy List from your data source.voidThis method is invoked by the Buddy System when a BuddyList needs to be saved.voidsetBuddyListManager(BuddyListManager buddyListManager)
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Method Details
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init
void init()Initialize the Storage classAdd here all the necessary code to startup your BuddyStorage class. If you are using a database, this is the right place to start up your connection etc...
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destroy
void destroy()Destroy the Storage class.This method is invoked by the server when shutting down the Zones. Here you should make sure to release any resources you might have acquired in the init() phase.
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loadList
Load a Buddy List from your data source. This method is invoked by the Buddy System when Buddy data needs to be loaded.- Parameters:
ownerName- name of the BuddyList owner- Returns:
- the BuddyList
- Throws:
SFSBuddyListNotFoundException- thrown if no BuddyList is found for the required UserIOException- thrown if any problem arises during the loading process
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saveList
This method is invoked by the Buddy System when a BuddyList needs to be saved.- Parameters:
buddyList- the BuddyList- Throws:
IOException- thrown if any error arises during the saving process
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getOfflineVariables
Load the offline persistent variables for a specific User.Since offline variables are available even when the Buddy is not online this method can be called at any time by the Buddy System. Using a cache to store these variables is usually recommended in order to avoid loading this data multiple timese from a "slow" data sources, such as the Database.
- Parameters:
buddyName- the name of the Buddy- Returns:
- the List of offline BuddyVariables
- Throws:
IOException- thrown if the loading process fails
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getBuddyListManager
BuddyListManager getBuddyListManager()Get a reference to the BuddyManager managing this BuddyStorage class- Returns:
- the BuddyManager
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setBuddyListManager
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