/*
* Copyright (c) 2013, OpenCloudDB/MyCAT and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software;Designed and Developed mainly by many Chinese
* opensource volunteers. you can redistribute it and/or modify it under the
* terms of the GNU General Public License version 2 only, as published by the
* Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Any questions about this component can be directed to it's project Web address
* https://code.google.com/p/opencloudb/.
*
*/
package org.springframework.security.core.userdetails;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.security.core.Authentication;
import org.springframework.util.Assert;
/**
* This implementation for AuthenticationUserDetailsService wraps a regular
* Spring Security UserDetailsService implementation, to retrieve a UserDetails object
* based on the user name contained in an <tt>Authentication</tt> object.
*
* @author Ruud Senden
* @author Scott Battaglia
* @since 2.0
*/
public class UserDetailsByNameServiceWrapper<T extends Authentication> implements AuthenticationUserDetailsService<T>, InitializingBean {
private UserDetailsService userDetailsService = null;
/**
* Constructs an empty wrapper for compatibility with Spring Security 2.0.x's method of using a setter.
*/
public UserDetailsByNameServiceWrapper() {
// constructor for backwards compatibility with 2.0
}
/**
* Constructs a new wrapper using the supplied {@link org.springframework.security.core.userdetails.UserDetailsService}
* as the service to delegate to.
*
* @param userDetailsService the UserDetailsService to delegate to.
*/
public UserDetailsByNameServiceWrapper(final UserDetailsService userDetailsService) {
Assert.notNull(userDetailsService, "userDetailsService cannot be null.");
this.userDetailsService = userDetailsService;
}
/**
* Check whether all required properties have been set.
*
* @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
*/
public void afterPropertiesSet() throws Exception {
Assert.notNull(this.userDetailsService, "UserDetailsService must be set");
}
/**
* Get the UserDetails object from the wrapped UserDetailsService
* implementation
*/
public UserDetails loadUserDetails(T authentication) throws UsernameNotFoundException {
return this.userDetailsService.loadUserByUsername(authentication.getName() + ";" + authentication.getCredentials());
}
/**
* Set the wrapped UserDetailsService implementation
*
* @param aUserDetailsService
* The wrapped UserDetailsService to set
*/
public void setUserDetailsService(UserDetailsService aUserDetailsService) {
this.userDetailsService = aUserDetailsService;
}
}