PostObject 中添加 Content-Disposition 参数无效

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Content-Disposition: form-data; name="name"

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Content-Disposition: form-data; name="key"

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Content-Disposition: form-data; name="policy"

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Content-Disposition: form-data; name="OSSAccessKeyId"

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Content-Disposition: form-data; name="success_action_status"

200
------WebKitFormBoundaryhohL6exxHjV3eWbG
Content-Disposition: form-data; name="signature"

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------WebKitFormBoundaryhohL6exxHjV3eWbG
Content-Disposition: form-data; name="Content-Disposition"

attachment;filename=7_170617153806_8.jpg
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Content-Disposition: form-data; name="file"; filename="7_170617153806_8.jpg"
Content-Type: image/jpeg


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Content-Disposition   指定该Object被下载时的名称；更详细描述请参照RFC2616。

上传后下载名字并不是 Content-Disposition 指定的名字