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https://issues.apache.org/jira/browse/VFS-592?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15082882#comment-15082882
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Balakrishnan J commented on VFS-592:
------------------------------------
The error reported whenever I try to find the filetype of the remote folder.
For the same IPv6 machine, I could get the FTP working with apache commons
FTPClient.
> ftp IPV6 URI always throws 550 Failed to change directory to Remote Root
> Directory
> ----------------------------------------------------------------------------------
>
> Key: VFS-592
> URL: https://issues.apache.org/jira/browse/VFS-592
> Project: Commons VFS
> Issue Type: Bug
> Affects Versions: 2.0
> Reporter: Balakrishnan J
> Priority: Critical
>
> FTP URI when connected with IPV6 machine always throws either of the
> following
> 1) 550 Failed to change directory to Remote Root Directory
> 2) org.apache.commons.vfs2.FileSystemException: Could not determine the type
> of file
> The code snippet :
> -----------------------------
> public FtpResult performScript(String pScript) throws IOException
> {
> FtpResult result=null;
>
> // First verify that the Remote and Local Directories do exist
> as directories
> try {
> //FileObject remoteRootDir = resolveDir(remoteDir);
> FileObject remoteRootDir =
> m_FsManager.resolveFile("ftp://adc00pcf.us.oracle.com/abc";,
> m_SrcTargetOptions);
> if (remoteRootDir.getType()!=FileType.FOLDER) {
> String msg =
> resfunction.getString("FTP.550FailedToChangeDirectoryToRemoteRoot").replaceAll("\\{0\\}",
> remoteDir);
> ftpTrace = handleActionMessage(msg, lineNumber);
> if (m_stopFTPOnError)
> return new FtpResult(Status.ERROR,
> ftpTrace);
> }
> }
> catch (FileSystemException fsx) {
> final Writer exWriter = new StringWriter();
> fsx.printStackTrace(new PrintWriter(exWriter));
> ftpTrace = exWriter.toString();
> AgentLogger.log(Level.INFO, "Validate RemoteDirectory
> raised ", fsx);
> return new FtpResult(Status.ERROR, ftpTrace);
> }
>
> try {
> FileObject localRootDir =
> m_FsManager.resolveFile(m_SchemeLocalDir);
> if (localRootDir.getType()!=FileType.FOLDER) {
> String msg =
> resfunction.getString("FTP.550FailedToChangeDirectoryToLocalRoot").replaceAll("\\{0\\}",
> m_SchemeLocalDir);
> ftpTrace = handleActionMessage(msg, lineNumber);
> if (m_stopFTPOnError)
> return new FtpResult(Status.ERROR,
> ftpTrace);
> }
> }
> catch (FileSystemException fsx) {
> ftpTrace =
> handleActionMessage(resfunction.getString("FTP.550FailedToChangeDirectoryToLocalRoot"),
> lineNumber);
> ftpTrace += fsx.getLocalizedMessage();
> AgentLogger.log(Level.FINE, "Validate LocalDirectory
> raised ", fsx);
> if (m_stopFTPOnError)
> return new FtpResult(Status.ERROR, ftpTrace);
> }
> FileObject fileToRename=null;
> BufferedReader cmdReader = new BufferedReader(new
> StringReader(pScript));
>
>
> try {
>
> // MKD aa succeeds if aa does not exist
> // MKD aa/bb succeeds if aa does exist;
> fails if aa does not exist
> // MKD ./aa created /tmp/./aa
> actionMessage =
> resfunction.getString("FTP.550CreateDirectoryOperationFailed");
> FileObject newDir =
> resolveFile(getRemoteDir(relativeDir), "mynewdir");
> if (!newDir.exists())
> {
> newDir.createFolder();
> if (newDir.exists())
> actionMessage =
> resfunction.getString("FTP.257DirectoryCreated").replaceAll("\\{0\\}",
> handleProtocol(newDir));
> }
> }
>
>
> }
> catch (Exception ex) {
> AgentLogger.log(Level.FINE, "FTP Cmd="+cmd, ex);
>
> } // end of processing the command
>
> }
>
> return result;
>
> }
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