/* Copyright 2004 Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jetspeed.prefs.impl;
import java.util.prefs.Preferences;
import java.util.prefs.PreferencesFactory;
import org.apache.jetspeed.prefs.PreferencesException;
import org.apache.jetspeed.prefs.PreferencesProvider;
/**
* <p>{@link java.util.prefs.PreferencesFactory} implementation to
* return {@link PreferencesImpl}.</p>
*
* @author <a href="mailto:dlestrat@apache.org">David Le Strat</a>
*/
public class PreferencesFactoryImpl implements PreferencesFactory
{
protected static PreferencesProvider prefsProvider;
public PreferencesFactoryImpl()
{
super();
System.setProperty("java.util.prefs.PreferencesFactory", getClass().getName());
}
/**
* @see java.util.prefs.PreferencesFactory#systemRoot()
*/
public Preferences systemRoot()
{
return PreferencesImpl.systemRoot;
}
/**
* @see java.util.prefs.PreferencesFactory#userRoot()
*/
public Preferences userRoot()
{
return PreferencesImpl.userRoot;
}
public void init() throws Exception
{
try
{
PreferencesImpl.setPreferencesProvider(prefsProvider);
PreferencesImpl.systemRoot = new PreferencesImpl(null, "", PreferencesImpl.SYSTEM_NODE_TYPE);
PreferencesImpl.userRoot = new PreferencesImpl(null, "", PreferencesImpl.USER_NODE_TYPE);
}
catch(Throwable e)
{
e.printStackTrace();
throw new PreferencesException("Failed to initialize prefs api. "+e.toString());
}
}
public PreferencesProvider getPrefsProvider()
{
return prefsProvider;
}
public void setPrefsProvider( PreferencesProvider prefsProvider )
{
PreferencesFactoryImpl.prefsProvider = prefsProvider;
}
}