package com.qm.action; import java.util.ArrayList; import java.util.HashMap; import com.opensymphony.xwork2.ActionSupport; import com.qm.entity.User; import com.qm.util.JsonUtil; public class UserAction extends ActionSupport { private User user; private String result; public String showAll() throws Exception{ User u1=new User("全敏","男",18); User u2=new User("刘鑫","女",19); User u3=new User("刘超","男",20); User u4=new User("友龙","男",22); ArrayList<User> userList=new ArrayList<User>(); userList.add(u1); userList.add(u2); userList.add(u3); userList.add(u4); HashMap<String, Object> json=new HashMap<String, Object>(); json.put("userList", userList); //给result赋值,传递给页面 result = JsonUtil.toJson(json); System.out.println(result); return SUCCESS; } public User getUser() { return user; } public void setUser(User user) { this.user = user; } public String getResult() { return result; } public void setResult(String result) { this.result = result; } }