json和bean转换

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package com.testjson;import net.sf.json.JSONNull;import net.sf.json.processors.DefaultValueProcessor;public class MyDefaultIntegerValueProcessor implements DefaultValueProcessor{        public Object getDefaultValue(Class type)    {        if (type != null && Integer.class.isAssignableFrom(type))        {            return Integer.valueOf(9999);        }        return JSONNull.getInstance();    }    }
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