JEESZ分布式框架--单点登陆集成方案（三）

多项目集成单点登陆配置

当sso验证完成以后，客户端系统须要接收sso系统返回的结果时，须要定义一个过滤器获取返回结果，而后针对返回结果作相关处理.若是不须要作处理时，此处Filter也能够不用定义.

package com.common.web.filter;

import java.io.IOException;

import java.util.Date;

import javax.servlet.Filter;

import javax.servlet.FilterChain;

import javax.servlet.FilterConfig;

import javax.servlet.ServletException;

import javax.servlet.ServletRequest;

import javax.servlet.ServletResponse;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import javax.servlet.http.HttpSession;

import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;

import org.jasig.cas.client.util.AssertionHolder;

import org.springframework.web.context.WebApplicationContext;

import org.springframework.web.context.support.WebApplicationContextUtils;

import com.common.base.pbi.CommonConstants;

import com.common.base.util.DateUtil;

import com.common.base.util.IDUtil;

import com.common.base.util.IPUtil;

import com.common.base.util.UserUtil;

import com.common.core.busi.historylogin.manager.HistoryLoginManager;

import com.common.core.busi.login.manager.LoginManager;

import com.common.entity.common.AbstractEntity;

import com.common.entity.historylogin.HistoryLoginEntity;

import com.common.entity.user.UserEntity;

/**

 当成功登陆SSO系统时将会返回登陆的userid根据此userid创建session会话;

@ClassName: SessionFilter

* @Description: TODO(这里用一句话描述这个类的做用)

*@authorjeesz

*@date2015-10-01

*

*/

public class SSO4InvokeContextFilter implements Filter{

private final static Log log = LogFactory.getLog(SSO4InvokeContextFilter.class);

private WebApplicationContext applicationContext;

public SSO4InvokeContextFilter() {

super();

}

过滤器注销时，触发此方法;

*/

public void destroy() {

//暂时不作任何处理;

}

/**

* 根据用户id获取用户信息而且把用户信息放入session会话中;

*@Title: doFilter

* @Description: TODO(这里用一句话描述这个方法的做用)

* @Params

* @throws

public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {

HttpServletRequest request = (HttpServletRequest)req;

HttpServletResponse response = (HttpServletResponse)res;

HttpSession session =  request.getSession();

//从session中获取登录用户;

Object userObject = session.getAttribute(CommonConstants.USER_INFO_SESSION);

if(userObject == null){

//获取用户名;

String userName = AssertionHolder.getAssertion().getPrincipal().getName();

LoginManager loginManager = applicationContext.getBean(LoginManager.class);

UserEntity userEntity = loginManager.loginByUserName(userName);

session.setAttribute(CommonConstants.USER_INFO_SESSION,userEntity);

session.setAttribute(CommonConstants.IS_SYSTEM_ADMIN,userEntity.getUserType()==1?true:false);

UserUtil.setLoginUserInfo(userEntity);

//根据用户名查询出用户信息，并放入session中;

log.info("UserName:["+userName +"]登录成功，客户端IP地址为["+IPUtil.getIpAddr(request)+"]，登录时间为["+DateUtil.dateToString(new Date())+"]");

//添加登陆记录;

HistoryLoginEntity historyLoginEntity = new HistoryLoginEntity();

historyLoginEntity.setUserId(userName);

historyLoginEntity.setHid(IDUtil.generateId());

historyLoginEntity.setLoginCount("1");

setCommonValue(request,historyLoginEntity);

boolean hlBol = applicationContext.getBean(HistoryLoginManager.class).addLoginRecord(historyLoginEntity);

log.debug("登陆历史记录["+(hlBol?"成功":"失败")+"].");

}

chain.doFilter(request, response);

}

/**

* 设置公共属性;

* @Title: setCommonValue

* @Description: TODO(这里用一句话描述这个方法的做用)

* @throws

*/

private void setCommonValue(HttpServletRequest request,AbstractEntity entity){

if(request != null){

//获取当前对象;

UserEntity userEntity = (UserEntity) request.getSession().getAttribute(CommonConstants.USER_INFO_SESSION);

if(entity !=null){

String currUser = userEntity.getUserId();

//设置建立人、建立日期、修改人、修改时间

entity.setCreatedBy(currUser);

entity.setModifiedBy(currUser);

entity.setCreationDate(DateUtil.getNowDate());

entity.setModifiedDate(DateUtil.getNowDate());

}

}

}

/**

* 初始化Spring上下文;

*/

@Override

public void init(FilterConfig filterConfig) throws ServletException {

WebApplicationContext applicationContext = WebApplicationContextUtils.getWebApplicationContext(filterConfig.getServletContext());

this.applicationContext = applicationContext;

}

}