struts2应用：一个类牵涉到其他类的Json文件
struts2的结果类型中有一种类型为json，它的作用是显示json文件，它通过action中getter方法得到数据作为结果显示出来后，由javascript接收。结果显示形式为：[{xxxx,xxxx,xxxx},{xxx,xxx}]

Json为了加载一个类，由于牵涉到的类太多，使Json文件变得非常臃肿。大家请看：

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