Package org.apache.ftpserver.ftplet

Examples of org.apache.ftpserver.ftplet.DataConnection

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            // get data connection
            session.write(LocalizedFtpReply.translate(session, request, context,
                    FtpReply.REPLY_150_FILE_STATUS_OKAY, "MLSD", null));

            // print listing data
            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the output data stream", e);
                session.write(LocalizedFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "MLSD",
                        null));
                return;
            }

            boolean failure = false;
            try {
                // parse argument
                ListArgument parsedArg = ListArgumentParser.parse(request
                        .getArgument());

                FileFormater formater = new MLSTFileFormater((String[]) session
                        .getAttribute("MLST.types"));

                dataConnection.transferToClient(session.getFtpletSession(), directoryLister.listFiles(
                        parsedArg, session.getFileSystemView(), formater));
            } catch (SocketException ex) {
                LOG.debug("Socket exception during data transfer", ex);
                failure = true;
                session.write(LocalizedFtpReply.translate(session, request, context,
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            // get data connection
            session.write(LocalizedFtpReply.translate(session, request, context,
                    FtpReply.REPLY_150_FILE_STATUS_OKAY, "APPE", fileName));

            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception when getting data input stream", e);
                session.write(LocalizedDataTransferFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "APPE",
                        fileName, file));
                return;
            }

            // get data from client
            boolean failure = false;
            OutputStream os = null;
            long transSz = 0L;
            try {

                // find offset
                long offset = 0L;
                if (file.doesExist()) {
                    offset = file.getSize();
                }

                // open streams
                os = file.createOutputStream(offset);

                // transfer data
                transSz = dataConnection.transferFromClient(session.getFtpletSession(), os);

                // attempt to close the output stream so that errors in
                // closing it will return an error to the client (FTPSERVER-119)
                if(os != null) {
                    os.close();
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            session.write(
                    LocalizedFtpReply.translate(session, request, context,
                            FtpReply.REPLY_150_FILE_STATUS_OKAY, "STOR",
                            fileName)).awaitUninterruptibly(10000);

            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the input data stream", e);
                session.write(LocalizedDataTransferFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "STOR",
                        fileName, file));
                return;
            }

            // transfer data
            boolean failure = false;
            OutputStream outStream = null;
            long transSz = 0L;
            try {
                outStream = file.createOutputStream(skipLen);
                transSz = dataConnection.transferFromClient(session.getFtpletSession(), outStream);

                // attempt to close the output stream so that errors in
                // closing it will return an error to the client (FTPSERVER-119)
                if(outStream != null) {
                    outStream.close();
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            // get data connection
            session.write(LocalizedFtpReply.translate(session, request, context,
                    FtpReply.REPLY_150_FILE_STATUS_OKAY, "LIST", null));

            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the output data stream", e);
                session.write(LocalizedDataTransferFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "LIST",
                        null, file));
                return;
            }

            // transfer listing data
            boolean failure = false;
            String dirList = directoryLister.listFiles(parsedArg,
              session.getFileSystemView(), LIST_FILE_FORMATER);
            try {
                dataConnection.transferToClient(session.getFtpletSession(), dirList);
            } catch (SocketException ex) {
                LOG.debug("Socket exception during list transfer", ex);
                failure = true;
                session.write(LocalizedDataTransferFtpReply.translate(session, request, context,
                        FtpReply.REPLY_426_CONNECTION_CLOSED_TRANSFER_ABORTED,
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            // get data connection
            session.write(LocalizedFtpReply.translate(session, request, context,
                    FtpReply.REPLY_150_FILE_STATUS_OKAY, "NLST", null));

            // print listing data
            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the output data stream", e);
                session.write(LocalizedFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "NLST",
                        null));
                return;
            }

            boolean failure = false;
            try {
                // parse argument
                ListArgument parsedArg = ListArgumentParser.parse(request
                        .getArgument());

                FileFormater formater;
                if (parsedArg.hasOption('l')) {
                    formater = LIST_FILE_FORMATER;
                } else {
                    formater = NLST_FILE_FORMATER;
                }

                dataConnection.transferToClient(session.getFtpletSession(), directoryLister.listFiles(
                        parsedArg, session.getFileSystemView(), formater));
            } catch (SocketException ex) {
                LOG.debug("Socket exception during data transfer", ex);
                failure = true;
                session.write(LocalizedFtpReply.translate(session, request, context,
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            // get data from client
            boolean failure = false;
            OutputStream os = null;

            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the input data stream", e);
                session.write(LocalizedDataTransferFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "STOU",
                        fileName, file));
                return;
            }

            long transSz = 0L;
            try {

                // open streams
                os = file.createOutputStream(0L);

                // transfer data
                transSz = dataConnection.transferFromClient(session.getFtpletSession(), os);

                // attempt to close the output stream so that errors in
                // closing it will return an error to the client (FTPSERVER-119)
                if(os != null) {
                    os.close();
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            // send file data to client
            boolean failure = false;
            InputStream is = null;

            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the output data stream", e);
                session.write(LocalizedDataTransferFtpReply.translate(session, request, context,
                        FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "RETR",
                        null, file));
                return;
            }

            long transSz = 0L;
            try {

                // open streams
                is = openInputStream(session, file, skipLen);

                // transfer data
                transSz = dataConnection.transferToClient(session.getFtpletSession(), is);
                // attempt to close the input stream so that errors in
                // closing it will return an error to the client (FTPSERVER-119)
                if(is != null) {
                    is.close();
                }
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            }
           
            // get data connection
      session.write(FtpReplyUtil.translate(session, request, context, FtpReply.REPLY_150_FILE_STATUS_OKAY, "STOR", fileName)).awaitUninterruptibly(10000);
           
            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the input data stream", e);
                session.write(FtpReplyUtil.translate(session, request, context, FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "STOR", fileName));
                return;
            }
           
            // transfer data
            boolean failure = false;
            OutputStream outStream = null;
            try {
                outStream = file.createOutputStream(skipLen);
                long transSz = dataConnection.transferFromClient(outStream);
               
                // log message
                String userName = session.getUser().getName();
                LOG.info("File upload : " + userName + " - " + fileName);
               
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            // get data connection
            session.write(FtpReplyUtil.translate(session, request, context, FtpReply.REPLY_150_FILE_STATUS_OKAY, "MLSD", null));

           
            // print listing data
            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception getting the output data stream", e);
                session.write(FtpReplyUtil.translate(session, request, context, FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "MLSD", null));
                return;
            }
           
            boolean failure = false;
            try {
                // parse argument
                ListArgument parsedArg = ListArgumentParser.parse(request.getArgument());
               
                FileFormater formater = new MLSTFileFormater((String[])session.getAttribute("MLST.types"));
               
                dataConnection.transferToClient(directoryLister.listFiles(parsedArg, session.getFileSystemView(), formater));
            }
            catch(SocketException ex) {
                LOG.debug("Socket exception during data transfer", ex);
                failure = true;
                session.write(FtpReplyUtil.translate(session, request, context, FtpReply.REPLY_426_CONNECTION_CLOSED_TRANSFER_ABORTED, "MLSD", null));
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            }
           
            // get data connection
            session.write(FtpReplyUtil.translate(session, request, context, FtpReply.REPLY_150_FILE_STATUS_OKAY, "APPE", fileName));
           
            DataConnection dataConnection;
            try {
                dataConnection = session.getDataConnection().openConnection();
            } catch (Exception e) {
                LOG.debug("Exception when getting data input stream", e);
                session.write(FtpReplyUtil.translate(session,request,  context, FtpReply.REPLY_425_CANT_OPEN_DATA_CONNECTION, "APPE", fileName));
                return;
            }
            
            // get data from client
            boolean failure = false;
            OutputStream os = null;
            try {
               
              // find offset
              long offset = 0L;
              if(file.doesExist()) {
                offset = file.getSize();
              }
             
                // open streams
                os = file.createOutputStream(offset);
                   
                // transfer data
                long transSz = dataConnection.transferFromClient(os);
               
                // log message
                String userName = session.getUser().getName();

                LOG.info("File upload : " + userName + " - " + fileName);
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Related Classes of org.apache.ftpserver.ftplet.DataConnection

  • org.apache.ftpserver.command.APPE
  • org.apache.ftpserver.command.impl.APPE
  • org.apache.ftpserver.command.impl.LIST
  • org.apache.ftpserver.command.impl.MLSD
  • org.apache.ftpserver.command.impl.NLST
  • org.apache.ftpserver.command.impl.RETR
  • org.apache.ftpserver.command.impl.STOR
  • org.apache.ftpserver.command.impl.STOU
  • org.apache.ftpserver.command.LIST
  • org.apache.ftpserver.command.MLSD
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