@Controller
@Scope("prototype")
public class StudentAction extends BaseAction {
  private static final long serialVersionUID = -2612140283476148779L;

  private Logger logger = Logger.getLogger(StudentAction.class);
  private String rows;// 每页显示的记录数
  private String page;// 当前第几页
  private Map josnMap = new HashMap<>();

  // 查询出所有学生信息
  public String list() throws Exception {
    return "list";
  }

  public String regUI() throws Exception {
    return "regUI";
  }

  // 查询出所有学生信息
  public String listContent() throws Exception {
    List list = studentService.getStudentList(page, rows);
    System.out.println("list==" + list);
    toBeJson(list, studentService.getStudentTotal());
    return "toJson";
  }

  // 转化为Json格式
  public void toBeJson(List list, int total) throws Exception {
    josnMap.put("total", total);
    josnMap.put("rows", list);
    JSONParser.writeJson(josnMap);// 自定义的工具类
  }

  public String reg(){
    logger.error("kkk");
    try {
      studentService.save(model);
      josnMap.put("success", true);
      josnMap.put("msg", "注册成功!");
    } catch (Exception e) {
      e.printStackTrace();
      josnMap.put("success", false);
      josnMap.put("msg", "注册失败!");
    }
    try {
      ServletActionContext.getResponse().setContentType("text/html;charset=utf-8");
      ServletActionContext.getResponse().setCharacterEncoding("utf-8");
      ServletActionContext.getResponse().getWriter().print(JSON.toJSONString(josnMap));
    } catch (IOException e) {
      e.printStackTrace();
    }

    return "toJson";
  }

  public void setRows(String rows) {
    this.rows = rows;
  }

  public void setPage(String page) {
    this.page = page;
  }

  public Map getJosnMap() {
    return josnMap;
  }

  public void setJosnMap(Map josnMap) {
    this.josnMap = josnMap;
  }



}

import java.lang.reflect.ParameterizedType;

import javax.annotation.Resource;

import org.apache.struts2.ServletActionContext;

import cn.oppo.oa.service.DepartmentService;
import cn.oppo.oa.service.ForumService;
import cn.oppo.oa.service.PrivilegeService;
import cn.oppo.oa.service.RoleService;
import cn.oppo.oa.service.StudentService;
import cn.oppo.oa.service.UserService;

import com.alibaba.fastjson.JSON;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ModelDriven;

public abstract class BaseAction extends ActionSupport implements ModelDriven {

  /**
   * 
   */
  private static final long serialVersionUID = 1L;
  @Resource
  protected RoleService roleService;
  @Resource
  protected DepartmentService departmentService;
  @Resource
  protected UserService userService;
  @Resource
  protected PrivilegeService privilegeService;

  @Resource
  protected ForumService forumService;

  @Resource
  protected StudentService studentService;

  protected T model;

  @SuppressWarnings("unchecked")
  public BaseAction() {
    try {
      // 得到model的类型信息
      ParameterizedType pt = (ParameterizedType) this.getClass().getGenericSuperclass();
      Class clazz = (Class) pt.getActualTypeArguments()[0];

      // 通过反射生成model的实例
      model = (T) clazz.newInstance();
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }

  public void writeJson(Object object){
    try {
      String json = JSON.toJSONStringWithDateFormat(object, "yyyy-MM-dd HH:mm:ss");
      ServletActionContext.getResponse().setContentType("text/html;charset=utf-8");
      ServletActionContext.getResponse().setCharacterEncoding("utf-8");
      ServletActionContext.getResponse().getWriter().write(json);
      ServletActionContext.getResponse().getWriter().flush();
      ServletActionContext.getResponse().getWriter().close();
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  public T getModel() {
    return model;
  }
}

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>


  
  <%@ include file="/WEB-INF/jsp/public/common.jspf" %>
  


  
aa
  
  
cc
 
  
dd
  
kk

  

    

      

        
登陆名称：
        

      
      

        
登陆密码：
        

      
    
  

  

    

    

      

        
登陆名称：
        

      
      

        
登陆密码：
        

      
      

        
确定密码：
        

      
    
    
  

<?xml version="1.0" encoding="UTF-8" ?>



  
  
  
  
  
  

  

    
      
      

      
      
        
        
      
    


    
    
      /WEB-INF/jsp/user/loginUI.jsp
      /noPrivilegeError.jsp
    


    
    
      /test.jsp
    


    
      /WEB-INF/jsp/{1}/{2}.jsp
      
      /WEB-INF/jsp/{1}/saveUI.jsp
      
      {1}_list?parentId=${parentId}
      
      /index.jsp
      
      topic_show?id=${id}
      topic_show?id=${topicId}
      
      
        josnMap
      

      /easyui.jsp