json+struts2实例

package com.struts2.action; import java.io.IOException; import java.io.PrintWriter; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.googlecode.jsonplugin.annotations.JSON; import com.opensymphony.xwork2.Action; import net.sf.json.JSONArray; public class JSONExample { private String pass; private String email; private String address; public String getPass() { return pass; } public void setPass(String pass) { this.pass = pass; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getAddress() { return address; } public void setAddress(String address) { this.address = address; } private int[] ints = { 10, 20 }; private Map map = new HashMap(); private String customName = "custom"; public String execute(){ map.put("email", "godenvoy@126.com"); //格式化时间 SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); //设置javabean值 JSONExample test = new JSONExample(); test.setCustomName("admin"); test.setEmail("good@gmail.com"); test.setAddress(format.format(new Date())); test.setMap(map); //格式化javabean里的值 JSONArray array = JSONArray.fromObject(test); return Action.SUCCESS; } public int[] getInts() { return ints; } public void setInts(int[] ints) { this.ints = ints; } public Map getMap() { return map; } public void setMap(Map map) { this.map = map; } @JSON(name="newName") public String getCustomName() { return customName; } public void setCustomName(String customName) { this.customName = customName; } //测试json数据格式输出 public static void main(String[] args) { //格式化时间 SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); //设置javabean值 JSONExample test = new JSONExample(); test.setCustomName("admin"); test.setEmail("good@gmail.com"); test.setAddress(format.format(new Date())); //格式化javabean里的值 JSONArray array = JSONArray.fromObject(test); System.out.println(array.toString()); } }