UserSettings.java

package org.chartsy.chatsy.chatimpl.settings;

import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smackx.PrivateDataManager;
import org.chartsy.chatsy.chat.ChatsyManager;
import org.chartsy.chatsy.chat.util.ModelUtil;
import org.chartsy.chatsy.chat.util.log.Log;

import java.util.Map;

public class UserSettings
{
	
    public static final String NAMESPACE = "jive:user:settings";
    public static final String ELEMENT_NAME = "personal_settings";
    private PrivateDataManager privateDataManager;
    private SettingsData settingsData;
    private static UserSettings singleton;
    private static final Object LOCK = new Object();

    public static UserSettings getInstance()
	{
        synchronized (LOCK)
		{
            if (null == singleton)
			{
                UserSettings controller = new UserSettings();
                singleton = controller;
                return controller;
            }
        }
        return singleton;
    }

    private UserSettings()
	{
        privateDataManager = new PrivateDataManager(ChatsyManager.getConnection());
        PrivateDataManager.addPrivateDataProvider("personal_settings", "jive:user:settings", new SettingsDataProvider());

        try
		{
            settingsData = (SettingsData)privateDataManager.getPrivateData("personal_settings", "jive:user:settings");
        }
        catch (XMPPException e)
		{
            Log.error("Error in User Settings", e);
        }
    }

    public Map<String,String> getSettings()
	{
        try
		{
            return settingsData.getMap();
        }
        catch (Exception ex)
		{
            Log.error("Error in User Settings.", ex);
        }
        return null;
    }

    public void setProperty(String name, String value)
	{
        getSettings().put(name, value);
    }

    public void setProperty(String name, boolean showtime)
	{
        getSettings().put(name, Boolean.toString(showtime));
    }

    public void setProperty(String name, int value)
	{
        getSettings().put(name, Integer.toString(value));
    }

    public String getProperty(String name)
	{
        return getSettings().get(name);
    }

    public String getEmptyPropertyIfNull(String name)
	{
        return ModelUtil.nullifyIfEmpty(getSettings().get(name));
    }

    public void save()
	{
        try
		{
            privateDataManager.setPrivateData(settingsData);
        }
        catch (XMPPException e)
		{
            Log.error("Error in User Settings.", e);
        }
    }

}