/*
* Copyright 2002-2013 the original author or authors.
*
* 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.springframework.security.config.annotation.web.configurers;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import org.springframework.context.ApplicationContext;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.AuthenticationTrustResolver;
import org.springframework.security.config.annotation.web.HttpSecurityBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.core.GrantedAuthorityDefaults;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.security.web.authentication.logout.LogoutHandler;
import org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter;
/**
* Implements select methods from the {@link HttpServletRequest} using the
* {@link SecurityContext} from the {@link SecurityContextHolder}.
*
* <h2>Security Filters</h2>
*
* The following Filters are populated
*
* <ul>
* <li>{@link SecurityContextHolderAwareRequestFilter}</li>
* </ul>
*
* <h2>Shared Objects Created</h2>
*
* No shared objects are created.
*
* <h2>Shared Objects Used</h2>
*
* <ul>
* <li>{@link AuthenticationTrustResolver} is optionally used to populate the
* {@link SecurityContextHolderAwareRequestFilter}</li>
* </ul>
*
* @author Rob Winch
* @since 3.2
*/
public final class ServletApiConfigurer<H extends HttpSecurityBuilder<H>> extends
AbstractHttpConfigurer<ServletApiConfigurer<H>, H> {
private SecurityContextHolderAwareRequestFilter securityContextRequestFilter = new SecurityContextHolderAwareRequestFilter();
/**
* Creates a new instance
* @see HttpSecurity#servletApi()
*/
public ServletApiConfigurer() {
}
public ServletApiConfigurer<H> rolePrefix(String rolePrefix) {
securityContextRequestFilter.setRolePrefix(rolePrefix);
return this;
}
@Override
@SuppressWarnings("unchecked")
public void configure(H http) throws Exception {
securityContextRequestFilter.setAuthenticationManager(http
.getSharedObject(AuthenticationManager.class));
ExceptionHandlingConfigurer<H> exceptionConf = http
.getConfigurer(ExceptionHandlingConfigurer.class);
AuthenticationEntryPoint authenticationEntryPoint = exceptionConf == null ? null
: exceptionConf.getAuthenticationEntryPoint(http);
securityContextRequestFilter
.setAuthenticationEntryPoint(authenticationEntryPoint);
LogoutConfigurer<H> logoutConf = http.getConfigurer(LogoutConfigurer.class);
List<LogoutHandler> logoutHandlers = logoutConf == null ? null : logoutConf
.getLogoutHandlers();
securityContextRequestFilter.setLogoutHandlers(logoutHandlers);
AuthenticationTrustResolver trustResolver = http
.getSharedObject(AuthenticationTrustResolver.class);
if (trustResolver != null) {
securityContextRequestFilter.setTrustResolver(trustResolver);
}
ApplicationContext context = http.getSharedObject(ApplicationContext.class);
if(context != null) {
String[] grantedAuthorityDefaultsBeanNames = context.getBeanNamesForType(GrantedAuthorityDefaults.class);
if(grantedAuthorityDefaultsBeanNames.length == 1) {
GrantedAuthorityDefaults grantedAuthorityDefaults = context.getBean(grantedAuthorityDefaultsBeanNames[0], GrantedAuthorityDefaults.class);
securityContextRequestFilter.setRolePrefix(grantedAuthorityDefaults.getRolePrefix());
}
}
securityContextRequestFilter = postProcess(securityContextRequestFilter);
http.addFilter(securityContextRequestFilter);
}
}