org.springframework.security.web.authentication.preauth.j2ee.J2eeBasedPreAuthenticatedWebAuthenticationDetailsSource Maven / Gradle / Ivy
/*
* Copyright 2002-2016 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.web.authentication.preauth.j2ee;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.security.authentication.AuthenticationDetailsSource;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.mapping.Attributes2GrantedAuthoritiesMapper;
import org.springframework.security.core.authority.mapping.MappableAttributesRetriever;
import org.springframework.security.core.authority.mapping.SimpleAttributes2GrantedAuthoritiesMapper;
import org.springframework.security.web.authentication.preauth.PreAuthenticatedGrantedAuthoritiesWebAuthenticationDetails;
import org.springframework.util.Assert;
import javax.servlet.http.HttpServletRequest;
import java.util.*;
/**
* Implementation of AuthenticationDetailsSource which converts the user's J2EE roles (as
* obtained by calling {@link HttpServletRequest#isUserInRole(String)}) into
* {@code GrantedAuthority}s and stores these in the authentication details object.
*
* @author Ruud Senden
* @since 2.0
*/
public class J2eeBasedPreAuthenticatedWebAuthenticationDetailsSource
implements
AuthenticationDetailsSource,
InitializingBean {
protected final Log logger = LogFactory.getLog(getClass());
/** The role attributes returned by the configured {@code MappableAttributesRetriever} */
protected Set j2eeMappableRoles;
protected Attributes2GrantedAuthoritiesMapper j2eeUserRoles2GrantedAuthoritiesMapper = new SimpleAttributes2GrantedAuthoritiesMapper();
/**
* Check that all required properties have been set.
*/
public void afterPropertiesSet() throws Exception {
Assert.notNull(j2eeMappableRoles, "No mappable roles available");
Assert.notNull(j2eeUserRoles2GrantedAuthoritiesMapper,
"Roles to granted authorities mapper not set");
}
/**
* Obtains the list of user roles based on the current user's JEE roles. The
* {@link javax.servlet.http.HttpServletRequest#isUserInRole(String)} method is called
* for each of the values in the {@code j2eeMappableRoles} set to determine if that
* role should be assigned to the user.
*
* @param request the request which should be used to extract the user's roles.
* @return The subset of {@code j2eeMappableRoles} which applies to the current user
* making the request.
*/
protected Collection getUserRoles(HttpServletRequest request) {
ArrayList j2eeUserRolesList = new ArrayList<>();
for (String role : j2eeMappableRoles) {
if (request.isUserInRole(role)) {
j2eeUserRolesList.add(role);
}
}
return j2eeUserRolesList;
}
/**
* Builds the authentication details object.
*
* @see org.springframework.security.authentication.AuthenticationDetailsSource#buildDetails(Object)
*/
public PreAuthenticatedGrantedAuthoritiesWebAuthenticationDetails buildDetails(
HttpServletRequest context) {
Collection j2eeUserRoles = getUserRoles(context);
Collection userGas = j2eeUserRoles2GrantedAuthoritiesMapper
.getGrantedAuthorities(j2eeUserRoles);
if (logger.isDebugEnabled()) {
logger.debug("J2EE roles [" + j2eeUserRoles
+ "] mapped to Granted Authorities: [" + userGas + "]");
}
PreAuthenticatedGrantedAuthoritiesWebAuthenticationDetails result = new PreAuthenticatedGrantedAuthoritiesWebAuthenticationDetails(
context, userGas);
return result;
}
/**
* @param aJ2eeMappableRolesRetriever The MappableAttributesRetriever to use
*/
public void setMappableRolesRetriever(
MappableAttributesRetriever aJ2eeMappableRolesRetriever) {
this.j2eeMappableRoles = Collections.unmodifiableSet(aJ2eeMappableRolesRetriever
.getMappableAttributes());
}
/**
* @param mapper The Attributes2GrantedAuthoritiesMapper to use
*/
public void setUserRoles2GrantedAuthoritiesMapper(
Attributes2GrantedAuthoritiesMapper mapper) {
j2eeUserRoles2GrantedAuthoritiesMapper = mapper;
}
}