baseaction.java

是一个网站的博客系统

package com.opensource.blog.web.action;

import org.apache.struts.action.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import com.opensource.blog.comm.Constant;
import com.opensource.blog.model.Blog;
import com.opensource.blog.model.UserInfo;
import com.opensource.blog.web.servlet.UserSession;


public class BaseAction
    extends Action {

  public BaseAction() {
  }

  public void saveUserSession(HttpServletRequest servletRequest, UserSession us) {
    HttpSession session = servletRequest.getSession();
    session.setAttribute(Constant.USER_SESSION_KEY, us);
  }

  public void saveUserSession(HttpServletRequest servletRequest, UserInfo ui, Blog blog) {
    HttpSession session = servletRequest.getSession();
    UserSession us = new UserSession(ui, blog);
    session.setAttribute(Constant.USER_SESSION_KEY, us);
  }

  public void saveUserSession(HttpServletRequest servletRequest, Blog blog) {
    HttpSession session = servletRequest.getSession();
    UserSession us = (UserSession) session.getAttribute(Constant.USER_SESSION_KEY);
    us.setBlog(blog);
    session.setAttribute(Constant.USER_SESSION_KEY, us);
  }

  public void saveUserSession(HttpServletRequest servletRequest, UserInfo ui) {
    HttpSession session = servletRequest.getSession();
    UserSession us = (UserSession) session.getAttribute(Constant.USER_SESSION_KEY);
    us.setUserInfo(ui);
    session.setAttribute(Constant.USER_SESSION_KEY, us);
  }

  public UserSession getUserSession(HttpServletRequest servletRequest) {
    HttpSession session = servletRequest.getSession();
    return (UserSession) session.getAttribute(Constant.USER_SESSION_KEY);
  }

}