/*******************************************************************************
* This file is part of OpenNMS(R).
*
* Copyright (C) 2009-2011 The OpenNMS Group, Inc.
* OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
*
* OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
*
* OpenNMS(R) is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* OpenNMS(R) 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenNMS(R). If not, see:
* http://www.gnu.org/licenses/
*
* For more information contact:
* OpenNMS(R) Licensing <license@opennms.org>
* http://www.opennms.org/
* http://www.opennms.com/
*
* From the original copyright headers:
*
* Copyright (c) 2009+ desmax74
* Copyright (c) 2009+ The OpenNMS Group, Inc.
*
* This program was developed and is maintained by Rocco RIONERO
* ("the author") and is subject to dual-copyright according to
* the terms set in "The OpenNMS Project Contributor Agreement".
*
* The author can be contacted at the following email address:
*
* Massimiliano Dessì
* desmax74@yahoo.it
*******************************************************************************/
package org.opennms.acl.ui.interceptor;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.opennms.acl.domain.GenericUser;
import org.opennms.acl.factory.AclUserFactory;
import org.opennms.acl.util.Constants;
import org.opennms.core.utils.BeanUtils;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.bind.ServletRequestUtils;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
/**
* Interceptor to put a User in the request
*
* @author Massimiliano Dessì (desmax74@yahoo.it)
* @since jdk 1.5.0
* @version $Id: $
*/
@Service
public class UserInterceptor extends HandlerInterceptorAdapter implements InitializingBean {
/** {@inheritDoc} */
@Override
public boolean preHandle(HttpServletRequest req, HttpServletResponse res, Object handler) throws Exception {
Integer sid = ServletRequestUtils.getIntParameter(req, Constants.USER_SID, 0);
if (!sid.equals(0)) {
// cache this invocation with trasparent aop cache
GenericUser user = aclUserFactory.getAclUser(sid);
req.setAttribute(Constants.USER, user);
}
return true;
}
@Autowired
private AclUserFactory aclUserFactory;
@Override
public void afterPropertiesSet() throws Exception {
BeanUtils.assertAutowiring(this);
}
}