利用Gson解析对象

返回list<object>对象：

Gson gson=new Gson();
List<SysYearAssessment> list=gson.fromJson(json,new TypeToken<List<SysYearAssessment>>(){}.getType());

返回实体类

Gson gson = new Gson();

SysPlanState sysPlanState = gson.fromJson(json,SysPlanState.class);