I'm trying to import this library in order to use the RandomStringUtils class, but always I'm getting the error in the title of the question.
This is an ANT project, so I downloaded the library from Apache ( http://commons.apache.org/proper/commons-lang/download_lang.cgi ) and put it in the lib folder of the project. However, it's not working.
I got another library in this folder (org.apache.commons.cli) and it's working fine.
edit : ok, this is solved... It's a bug in Eclipse saying the import cannot be resolved.
好的,已经解决了...这是Eclipse中的一个错误,表明无法解决导入。
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