Caused by: java.io.IOException: mark/reset not supported
at java.io.InputStream.reset(InputStream.java:347)
at org.seasar.robot.util.TemporaryFileInputStream.reset(TemporaryFileInputStream.java:84)
at org.apache.tika.mime.MimeTypes.detect(MimeTypes.java:421)
at org.seasar.robot.helper.impl.MimeTypeHelperImpl.getContentType(MimeTypeHelperImpl.java:74)