我使用javamail发送带有长文件名附件的邮件.javamail相应地响应更新的RFC,并将文件名跨越邮件头的两行,如下例所示:
------=_Part_0_978693914.1433356404377
Content-Disposition: ATTACHMENT;
filename*0="=?UTF-8?Q?arquivo_com_nome_grande_e_acentua=C3=A7=C3=A3o.png\"; f";
filename*1="ilename*1=\"?="
Content-Type: APPLICATION/OCTET-STREAM;
name*0="=?UTF-8?Q?arquivo_com_nome_grande_e_acentua=C3=A7=C3=A3o.png\"; n";
name*1="ame*1=\"?="
Content-Transfer-Encoding: BASE64
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像Outlook这样的邮件客户端不理解它,所以我需要让javamail弃用;将文件名分成两行.
阅读RFC后,我发现了一个不分割的属性:"mail.strictly_mime.parm_folding"
我如何在javamail中设置它?