Hello Antonio, yes I think its a bug in disconnect (), actually there is a similar one (on failure to retry) one open already in Jira.
Gruss Bernd Am 27.03.2015 15:42 schrieb "Antonio Petrelli" <antonio.petre...@gmail.com>: > Hello > we are experiencing a strange behaviour of VFS with vsFTPd > with 2.1-SNAPSHOT version on trunk. > We have a cycle in which periodically tests if a file exists, exiting once > it has been found. > If the vsFTPd session timeout (idle_session_timeout parameter) has been > met, we receive a FileSystemException, due to a broken pipe (see stack > trace below). It seems that the problem happens when sending the QUIT > command after a failed LIST. > > I would like to fix this problem with a patch, however: > 1. do you think it is a bug at all? > 2. what is the best strategy? Trapping the exception in > FtpClientWrapper.disconnect? Or in .listFiles? > > Thanks in advance > > Antonio > > ------------ > > The stacktrace and relevant log: > > > --> Log before exception > PORT 127,0,0,1,220,47 > > 421 Timeout. > > --> Stacktrace > > org.apache.commons.vfs2.FileSystemException: Could not determine the type > of file "ftp://localhost/xxx";. > at > > org.apache.commons.vfs2.provider.AbstractFileObject.getType(AbstractFileObject.java:1526) > at > > org.apache.commons.vfs2.provider.AbstractFileObject.exists(AbstractFileObject.java:1022) > at mystuff... > Caused by: java.net.SocketException: Pipe interrotta > at java.net.SocketOutputStream.socketWrite0(Native Method) > at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:109) > at java.net.SocketOutputStream.write(SocketOutputStream.java:153) > at sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:221) > at sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:291) > at sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:295) > at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:141) > at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:229) > at java.io.BufferedWriter.flush(BufferedWriter.java:254) > at org.apache.commons.net.ftp.FTP.__send(FTP.java:505) > at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:479) > at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:608) > at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:582) > at org.apache.commons.net.ftp.FTP.quit(FTP.java:864) > at > > org.apache.commons.vfs2.provider.ftp.FTPClientWrapper.disconnect(FTPClientWrapper.java:113) > at > > org.apache.commons.vfs2.provider.ftp.FTPClientWrapper.listFiles(FTPClientWrapper.java:139) > at > > org.apache.commons.vfs2.provider.ftp.FtpFileObject.doGetChildren(FtpFileObject.java:136) > at > > org.apache.commons.vfs2.provider.ftp.FtpFileObject.getChildFile(FtpFileObject.java:106) > at > > org.apache.commons.vfs2.provider.ftp.FtpFileObject.getInfo(FtpFileObject.java:192) > at > > org.apache.commons.vfs2.provider.ftp.FtpFileObject.doGetType(FtpFileObject.java:320) > at > > org.apache.commons.vfs2.provider.AbstractFileObject.getType(AbstractFileObject.java:1517) > ... 3 more >
