String parameter = {    success : 0,    errorMsg : "错误消息",    data : {     total : "总记录数",     rows : [ {      id : "任务ID",      workName : "任务名称",      assigneeName : "经办人姓名",      name : "流程步骤名称",      processInstanceInitiatorName : "发起人",      processInstanceStartTime : "发起时间",      createTime : "到达时间",      dueDate : "截止时间"     }, {      id : "ID",      workName : "名称",      assigneeName : "经办人",      name : "流程",      processInstanceInitiatorName : "发起人",      processInstanceStartTime : "发起",      createTime : "到达",      dueDate : "截止"     } ]    }   };      JSONObject jsonObject =JSONObject.fromObject(parameter);      System.out.println("success:"+jsonObject.get("success"));        System.out.println("errorMsg:"+jsonObject.get("errorMsg"));        System.err.println("total:"+jsonObject.getJSONObject("data").get("total"));        JSONObject data = jsonObject.getJSONObject("data");        JSONArray jsonArray = data.getJSONArray("row");        JSONObject row = null;        for (int i = 0; i < jsonArray.size(); i++) {         row = jsonArray.getJSONObject(i);         System.out.println("id:"+row.get("id"));         System.out.println("workName:"+row.get("workName"));         System.out.println("assigneeName:"+row.get("assigneeName"));         System.out.println("name:"+row.get("name"));         System.out.println("processInstanceInitiatorName:"+row.get("processInstanceInitiatorName"));         System.out.println("processInstanceStartTime:"+row.get("processInstanceStartTime"));         System.out.println("createTime:"+row.get("createTime"));         System.out.println("dueDate:"+row.get("dueDate"));        }