Arajit created VFS-575:
--------------------------

             Summary: org.apache.commons.vfs2.FileSystemException: Could not 
close the output stream
                 Key: VFS-575
                 URL: https://issues.apache.org/jira/browse/VFS-575
             Project: Commons VFS
          Issue Type: Bug
    Affects Versions: 2.0
         Environment: Linux, Weblogic
            Reporter: Arajit
            Priority: Critical


Hi Team,

I am using VFS 2.0 for implementing SFTP for my application. I have a single 
Thread which actually picks up the file and do SFTP. 98% of the time it works. 
But I have observed there are few cases where SFTP is getting failed with below 
exception..

Caused by: org.apache.commons.vfs2.FileSystemException: Could not close the 
output stream for file "sftp://*******************/Test.csv";.
        [null,null]at 
org.apache.commons.vfs2.provider.DefaultFileContent$FileContentOutputStream.close(DefaultFileContent.java:694)
        [null,null]at 
org.apache.commons.vfs2.FileUtil.copyContent(FileUtil.java:118)
        [null,null]at 
org.apache.commons.vfs2.provider.AbstractFileObject.copyFrom(AbstractFileObject.java:1053)
        [null,null]... 3 more
Caused by: java.io.IOException: inputstream is closed
        [null,null]at com.jcraft.jsch.ChannelSftp.fill(ChannelSftp.java:2884)
        [null,null]at com.jcraft.jsch.ChannelSftp.header(ChannelSftp.java:2908)
        [null,null]at 
com.jcraft.jsch.ChannelSftp.checkStatus(ChannelSftp.java:2446)
        [null,null]at 
com.jcraft.jsch.ChannelSftp._sendCLOSE(ChannelSftp.java:2465)
        [null,null]at 
com.jcraft.jsch.ChannelSftp.access$400(ChannelSftp.java:36)
        [null,null]at com.jcraft.jsch.ChannelSftp$1.close(ChannelSftp.java:854)
        [null,null]at 
java.io.FilterOutputStream.close(FilterOutputStream.java:143)
        [null,null]at 
org.apache.commons.vfs2.util.MonitorOutputStream.close(MonitorOutputStream.java:56)
        [null,null]at 
java.io.FilterOutputStream.close(FilterOutputStream.java:143)
        [null,null]at 
org.apache.commons.vfs2.util.MonitorOutputStream.close(MonitorOutputStream.java:56)
        [null,null]at 
org.apache.commons.vfs2.provider.DefaultFileContent$FileContentOutputStream.close(DefaultFileContent.java:690)
        [null,null]... 5 more



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