/*
* Copyright (C) 2013 Glyptodon LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.glyptodon.guacamole.net.auth.simple;
import java.util.Collections;
import java.util.Set;
import org.glyptodon.guacamole.GuacamoleException;
import org.glyptodon.guacamole.GuacamoleSecurityException;
import org.glyptodon.guacamole.net.auth.Directory;
import org.glyptodon.guacamole.net.auth.User;
/**
* An extremely simple read-only implementation of a Directory of Users which
* provides access to a single pre-defined User.
*
* @author Michael Jumper
*/
public class SimpleUserDirectory implements Directory<String, User> {
/**
* The only user to be contained within this directory.
*/
private User user;
/**
* Creates a new SimpleUserDirectory which provides access to the single
* user provided.
*
* @param user The user to provide access to.
*/
public SimpleUserDirectory(User user) {
this.user = user;
}
@Override
public User get(String username) throws GuacamoleException {
// If username matches, return the user
if (user.getUsername().equals(username))
return user;
// Otherwise, not found
return null;
}
@Override
public Set<String> getIdentifiers() throws GuacamoleException {
return Collections.singleton(user.getUsername());
}
@Override
public void add(User user) throws GuacamoleException {
throw new GuacamoleSecurityException("Permission denied.");
}
@Override
public void update(User user) throws GuacamoleException {
throw new GuacamoleSecurityException("Permission denied.");
}
@Override
public void remove(String username) throws GuacamoleException {
throw new GuacamoleSecurityException("Permission denied.");
}
@Override
public void move(String identifier, Directory<String, User> directory)
throws GuacamoleException {
throw new GuacamoleSecurityException("Permission denied.");
}
}