DatabaseAuthenticationProvider.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 ro.nextreports.server.security;

import org.springframework.beans.factory.InitializingBean;
import org.springframework.dao.DataAccessException;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;

/**
 * @author Decebal Suiu
 */
public class DatabaseAuthenticationProvider extends ExternalAuthenticationProvider implements InitializingBean {
	
	private DaoAuthenticationProvider target;
	
	@Override
	public void afterPropertiesSet() throws Exception {
		super.afterPropertiesSet();
		target = new DaoAuthenticationProvider();
		target.setUserDetailsService(new UserDetailsService() {

			public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException, DataAccessException {
				return externalUsersService.getUser(username);
			}
			
		});
	}

	@Override
	protected Authentication doAuthenticate(Authentication authentication) throws AuthenticationException {
		return target.authenticate(authentication);
	}

}