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Null value was assigned to a property of primitive type setter of

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问题描述:在action请求数据的过程中报出"Null value was assigned to a property of primitive type setter of"错误,搜索之后发现是因为数据库里相应的字段为NULL。
解决办法:
    第一种:数据库字段不设置为空;
    第二种:修改java类中基础类型为其包装类,如int(Integer)



我就是用的第二种
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