net.sourceforge.hiveutils.service.impl
Class PreferencesManagerImpl

java.lang.Object
  net.sourceforge.hiveutils.service.impl.PreferencesManagerImpl

All Implemented Interfaces:

java.util.EventListener, PreferencesManager, org.apache.hivemind.events.RegistryShutdownListener

public class PreferencesManagerImpl
extends java.lang.Object
implements PreferencesManager, org.apache.hivemind.events.RegistryShutdownListener

Author:

Jean-Francois Poilpret

Constructor Summary

PreferencesManagerImpl(org.apache.commons.logging.Log logger, java.util.Map<java.lang.String,PreferenceContribution> prefsDef, java.util.Map<java.lang.Class,PrefsMapper> mappers, boolean autoWrite)

Method Summary

protected java.lang.Object	load(PreferenceContribution def)
java.lang.Object	read(java.lang.String name) Read preferences as a bean.
void	registryDidShutdown()
protected void	store(PreferenceContribution def, java.lang.Object pref)
void	write(java.lang.String name) Require to write a bean to preferences store.

Methods inherited from class java.lang.Object

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

Constructor Detail

PreferencesManagerImpl

public PreferencesManagerImpl(org.apache.commons.logging.Log logger,
                              java.util.Map<java.lang.String,PreferenceContribution> prefsDef,
                              java.util.Map<java.lang.Class,PrefsMapper> mappers,
                              boolean autoWrite)

Method Detail

registryDidShutdown

public void registryDidShutdown()

Specified by:

registryDidShutdown in interface org.apache.hivemind.events.RegistryShutdownListener

read

public java.lang.Object read(java.lang.String name)

Description copied from interface: PreferencesManager

Read preferences as a bean. Any modification to the returned bean will be saved back to the preference store at shutdown time.

Specified by:

read in interface PreferencesManager

Parameters:

name - unique name of the preferences bean to read

Returns:

the bean retrieved from preferences, or a default instance if it does not exists in the preferences store yet; null if name is not configured in hiveutils.Preferences.

load

protected java.lang.Object load(PreferenceContribution def)

write

public void write(java.lang.String name)

Description copied from interface: PreferencesManager

Require to write a bean to preferences store. If an event Channel has been registered for that bean, then an event will be sent to that Channel.

Specified by:

write in interface PreferencesManager

Parameters:

name - unique name of the preferences bean to write

store

protected void store(PreferenceContribution def,
                     java.lang.Object pref)