/**
* Copyright (C) 2015 Valkyrie RCP
*
* 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.valkyriercp.security;
import org.springframework.context.ApplicationEvent;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
/**
* Parent for all RCP security related application events.
*
* @author Ben Alex
* @author Larry Streepy
*/
public abstract class ClientSecurityEvent extends ApplicationEvent {
/**
* This token is used when the real authentication token is null and it needs to be
* used as the source of an event.
*/
public static final Authentication NO_AUTHENTICATION = new UsernamePasswordAuthenticationToken(
"NO_AUTHENTICATION", "NO_AUTHENTICATION" );
/**
* Constructor. Use the given authentication token as the source of the event, if this
* is null, then the {@link #NO_AUTHENTICATION} token is used instead.
*
* @param authentication token, may be null
*/
public ClientSecurityEvent(Authentication authentication) {
super( authentication == null ? NO_AUTHENTICATION : authentication );
}
}