highcharts 与 struts2 通过json 完美整合（所需jar包在工程中）

package com.action; import java.util.ArrayList; import java.util.List; import com.FlowAllModel; import com.FlowModel; import com.google.gson.Gson; import com.opensymphony.xwork2.ActionSupport; public class gx_showAction extends ActionSupport { private String message; //使用json返回单个值 public String getMessage() { return message; } public void setMessage(String message) { this.message = message; } /** * 首次请求 */ public String execute() throws Exception { System.out.println("=== 共享流量 ====="); return "success"; } /** * 异步请求返回数据 * @return * @throws Exception */ public String getData() throws Exception { System.out.println("=== 共享流量异步请求数据 ====="); FlowModel fm = new FlowModel(); fm.setName("18748177241"); fm.setY(15.2); fm.setQuantity("15GB"); FlowModel fm1 = new FlowModel(); fm1.setName("18748177231"); fm1.setY(15.6); fm1.setQuantity("18GB"); FlowModel fm2 = new FlowModel(); fm2.setName("剩余可共享流量"); fm2.setY(15.9); fm2.setQuantity("19GB"); List list = new ArrayList(); list.add(fm); list.add(fm1); list.add(fm2); FlowAllModel flowAll = new FlowAllModel(); flowAll.setFlowList(list); flowAll.setSurplusFlow(33.9); Gson gson = new Gson(); this.message = gson.toJson(flowAll); System.out.println("=== message =====" + message); return "ll_message"; } }