grails文件上传点睛
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def webRootDir = servletContext.getRealPath("/")
def userDir = new File(webRootDir, "/payload/${session.user.login}")
userDir.mkdirs()
uploadedFile.transferTo( new File( userDir, uploadedFile.originalFilename))
entryInstance.filename = uploadedFile.originalFilename
[url]http://www.chineselinuxuniversity.net/articles/25701.shtml[/url]