我想在我的网页上显示pdf的档案,我正在使用WT。
这份简单的法典可以:
Frame frame = new Frame();
frame.setUrl("http://127.0.0.1:8888/documents/file.pdf");
然而,我认为无法管理授权,因为所有拥有《欧洲权利公约》的人都可以看到《欧洲权利公约》的文件。
贵方建议如何利用与德国WT的档案处理这一授权问题?
最容易的方法是将文件转换成基64,在客户中使用单体。
<iframe src="data:application/pdf;base64,d2luZG93LmFsZX..."/>
如果从Java servlet集装箱(例如Tomcat、Jetty、......)直接送达你的pdf档案,你可以使用Serlet Filter,检查。
http://www.developer.com/security/article.php/3467801/Securing-J2EE-Applications-with-a-Servlet-Filter.htm”rel=“nofollow” http://www.developer.com/security/article.php/3467801/Securing-J2EE-Applications-with-a-Servlet-Filter.htm 作为起点——并适应你的要求(例如,你不必像提交人那样使用春天)。
不能过滤(从@Chris的建议来看),你就可以在网络xml中界定的安全限制背后下载服务器。
我想在无休止的程序中利用它来警告用户。
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