基于ssh的用户通讯录管理小项目

package com.demo.action; import java.io.IOException; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import net.sf.json.JSONObject; import net.sf.json.JsonConfig; import net.sf.json.util.PropertyFilter; import org.apache.struts2.ServletActionContext; import com.demo.pojo.City; import com.demo.pojo.User; import com.demo.service.UserService; import com.opensymphony.xwork2.ActionSupport; public class UserAction extends ActionSupport{ private UserService userService; private User user; private int page; private int pageSize; private JSONObject jsonObj; List<User> userList; List<City> cityList; public String getUsersPage(){ List<User> list=userService.queryUserList(page, pageSize); JsonConfig config = new JsonConfig(); config.setJsonPropertyFilter(new PropertyFilter(){ public boolean apply(Object source, String name, Object value) { if(name.equals("addrList") || name.equals("city")) { return true; } else { return false; } } }); // JsonConfig config = new JsonConfig(); // config.setExcludes(new String[]{"addrList"});//除去addrList属性 try { this.toBeJson(list,userService.queryUserCount()); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } return null; } public String getUsers(){ userList=userService.getUsers(); return SUCCESS; } public String addUser(){ userService.insertUser(user); return SUCCESS; } public String getCitys(){ cityList=userService.getCitys(); return SUCCESS; } public String getUserById(){ if(user!=null){ cityList=userService.getCitys(); user=userService.getUserById(user); } return SUCCESS; } public String updateUser(){ userService.updateUser(user); return SUCCESS; } public String deleteUser(){ userService.deleteUser(user.getId()); return SUCCESS; } public void toBeJson(List list,int total) throws IOException{ HttpServletResponse response = ServletActionContext.getResponse(); HttpServletRequest request = ServletActionContext.getRequest(); JSONObject jobj=new JSONObject();//new一个JSON jobj.accumulate("total", total);//total 一共多少数据 jobj.accumulate("rows", list);//pageSize 每页显示条数 response.setCharacterEncoding("utf-8"); response.getWriter().write(jobj.toString());//转化为JSON格式 } /** * get/set方法 * @return */ public UserService getUserService() { return userService; } public void setUserService(UserService userService) { this.userService = userService; } public List<User> getUserList() { return userList; } public void setUserList(List<User> userList) { this.userList = userList; } public User getUser() { return user; } public void setUser(User user) { this.user = user; } public List<City> getCityList() { return cityList; } public void setCityList(List<City> cityList) { this.cityList = cityList; } public int getPage() { return page; } public void setPage(int page) { this.page = page; } public int getPageSize() { return pageSize; } public void setPageSize(int pageSize) { this.pageSize = pageSize; } public JSONObject getJsonObj() { return jsonObj; } public void setJsonObj(JSONObject jsonObj) { this.jsonObj = jsonObj; } }