/*
GNU GENERAL PUBLIC LICENSE
Copyright (C) 2006 The Lobo Project
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
verion 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Contact info: lobochief@users.sourceforge.net
*/
package org.lobobrowser.settings;
import java.io.Serializable;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.lobobrowser.security.GenericLocalPermission;
import org.lobobrowser.store.StorageManager;
import org.lobobrowser.util.LRUCache;
/**
* Settings associated with host names. This is a singleton class with an
* instance obtained by calling {@link #getInstance()}.
*/
public class AssociatedSettings implements Serializable {
private static final Logger logger = Logger.getLogger(AssociatedSettings.class.getName());
private static final AssociatedSettings instance;
private static final long serialVersionUID = 22574500005000804L;
static {
AssociatedSettings ins = null;
try {
ins = (AssociatedSettings) StorageManager.getInstance().retrieveSettings(AssociatedSettings.class.getSimpleName(),
AssociatedSettings.class.getClassLoader());
} catch (final Exception err) {
logger.log(Level.WARNING, "Unable to retrieve settings.", err);
}
if (ins == null) {
ins = new AssociatedSettings();
}
instance = ins;
}
private AssociatedSettings() {
}
/**
* Gets the class singleton.
*/
public static AssociatedSettings getInstance() {
final SecurityManager sm = System.getSecurityManager();
if (sm != null) {
sm.checkPermission(GenericLocalPermission.EXT_GENERIC);
}
return instance;
}
public void save() {
try {
StorageManager.getInstance().saveSettings(this.getClass().getSimpleName(), this);
} catch (final java.io.IOException ioe) {
logger.log(Level.WARNING, "Unable to save settings: " + this.getClass().getSimpleName(), ioe);
}
}
private final LRUCache userNameByHost = new LRUCache(500);
public String getUserNameForHost(final String hostName) {
synchronized (this) {
return (String) this.userNameByHost.get(hostName);
}
}
public void setUserNameForHost(final String hostName, final String userName) {
synchronized (this) {
this.userNameByHost.put(hostName, userName, 1);
}
}
}