Example usage for org.apache.commons.net.ftp FTPClient enterLocalPassiveMode

Introduction

In this page you can find the example usage for org.apache.commons.net.ftp FTPClient enterLocalPassiveMode.

Prototype

public void enterLocalPassiveMode() 

Source Link

Document

Set the current data connection mode to PASSIVE_LOCAL_DATA_CONNECTION_MODE .

Usage

From source file:ubic.basecode.util.NetUtils.java

/**
 * Convenient method to get a FTP connection.
 * /*from   w  ww  .j  a v a  2  s.c  om*/
 * @param host
 * @param login
 * @param password
 * @param mode
 * @return
 * @throws SocketException
 * @throws IOException
 */
public static FTPClient connect(int mode, String host, String loginName, String password)
        throws SocketException, IOException {
    FTPClient f = new FTPClient();
    f.enterLocalPassiveMode();
    f.setBufferSize(32 * 2 ^ 20);
    boolean success = false;
    f.connect(host);
    int reply = f.getReplyCode();
    if (FTPReply.isPositiveCompletion(reply))
        success = f.login(loginName, password);
    if (!success) {
        f.disconnect();
        throw new IOException("Couldn't connect to " + host);
    }
    f.setFileType(mode);
    log.debug("Connected to " + host);
    return f;
}

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From source file:ubic.basecode.util.NetUtils.java

/**
 * @param f//from  w  ww  . j  av a 2  s .  co m
 * @param seekFile
 * @param outputFile
 * @param force
 * @return boolean indicating success or failure.
 * @throws IOException
 */
public static boolean ftpDownloadFile(FTPClient f, String seekFile, File outputFile, boolean force)
        throws IOException {
    boolean success = false;

    assert f != null && f.isConnected() : "No FTP connection is available";
    f.enterLocalPassiveMode();

    long expectedSize = checkForFile(f, seekFile);

    if (outputFile.exists() && outputFile.length() == expectedSize && !force) {
        log.info("Output file " + outputFile + " already exists with correct size. Will not re-download");
        return true;
    }

    OutputStream os = new FileOutputStream(outputFile);

    log.debug("Seeking file " + seekFile + " with size " + expectedSize + " bytes");
    success = f.retrieveFile(seekFile, os);
    os.close();
    if (!success) {
        throw new IOException("Failed to complete download of " + seekFile);
    }
    return success;
}

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From source file:ubic.basecode.util.NetUtils.java

/**
 * @param f//from   w  w w .ja va  2  s . co  m
 * @param seekFile
 * @param outputFileName
 * @param force
 * @return boolean indicating success or failure.
 * @throws IOException
 * @throws FileNotFoundException
 */
public static boolean ftpDownloadFile(FTPClient f, String seekFile, String outputFileName, boolean force)
        throws IOException, FileNotFoundException {
    f.enterLocalPassiveMode();
    return ftpDownloadFile(f, seekFile, new File(outputFileName), force);
}

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From source file:ubic.basecode.util.NetUtils.java

/**
 * Get the size of a remote file./*w  ww .ja v  a2  s . c  o m*/
 * 
 * @param f FTPClient
 * @param seekFile
 * @return
 * @throws IOException
 */
public static long ftpFileSize(FTPClient f, String seekFile) throws IOException {

    if (f == null || !f.isConnected()) {
        throw new IOException("No FTP connection");
    }

    f.enterLocalPassiveMode();

    int maxTries = 3;

    for (int i = 0; i < maxTries; i++) {

        FTPFile[] files = f.listFiles(seekFile);

        if (files.length == 1) {
            return files[0].getSize();
        } else if (files.length > 1) {
            throw new IOException(files.length + " files found when expecting one");
        } // otherwise keep trying.
    }

    throw new FileNotFoundException(
            "Didn't get expected file information for " + seekFile + " (" + maxTries + " attempts)");

}

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From source file:ubicrypt.core.provider.ftp.FTProvider.java

private Observable<FTPClient> connect() {
    return Observable.<FTPClient>create(subscriber -> {
        final FTPClient client = new FTPClient();
        try {//from ww  w  .j  a va2s.  co m
            client.connect(conf.getHost(), getConf().getPort() == -1 ? 21 : getConf().getPort());
            final int reply = client.getReplyCode();
            if (!FTPReply.isPositiveCompletion(reply)) {
                log.error("FTP server refused connection:" + client.getReplyString());
                if (client.isConnected()) {
                    client.disconnect();
                }
                subscriber.onError(
                        new RuntimeException("FTP server refused connection:" + client.getReplyString()));
                return;
            }
            if (!getConf().isAnonymous()) {
                if (!client.login(getConf().getUsername(), new String(getConf().getPassword()))) {
                    client.disconnect();
                    log.warn("FTP wrong credentials:" + client.getReplyString());
                    subscriber.onError(new RuntimeException("FTP wrong credentials"));
                }
            }
            client.setFileType(FTP.BINARY_FILE_TYPE);
            client.setBufferSize(1 << 64);
            client.enterLocalPassiveMode();
            client.setControlKeepAliveTimeout(60 * 60); //1h
            if (!isEmpty(conf.getFolder())) {
                final String directory = startsWith("/", conf.getFolder()) ? conf.getFolder()
                        : "/" + conf.getFolder();
                if (!client.changeWorkingDirectory(directory)) {
                    if (!client.makeDirectory(directory)) {
                        disconnect(client);
                        subscriber.onError(new ProviderException(showServerReply(client)));
                        return;
                    }
                    if (!client.changeWorkingDirectory(directory)) {
                        disconnect(client);
                        subscriber.onError(new ProviderException(showServerReply(client)));
                        return;
                    }
                }
            }
            subscriber.onNext(client);
            subscriber.onCompleted();
        } catch (final IOException e) {
            disconnect(client);
            subscriber.onError(e);
        }
    }).subscribeOn(Schedulers.io());
}

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From source file:ucar.unidata.idv.ui.ImageGenerator.java

/**
 * Do an FTP put of the given bytes//  w  w w  .  j  a  v a 2  s .c o  m
 *
 * @param server server
 * @param userName user name on server
 * @param password password on server
 * @param destination Where to put the bytes
 * @param bytes The bytes
 *
 * @throws Exception On badness
 */
public static void ftpPut(String server, String userName, String password, String destination, byte[] bytes)
        throws Exception {
    FTPClient f = new FTPClient();

    f.connect(server);
    f.login(userName, password);
    f.setFileType(FTP.BINARY_FILE_TYPE);
    f.enterLocalPassiveMode();
    checkFtp(f, "Connecting to ftp server");
    f.storeFile(destination, new ByteArrayInputStream(bytes));
    checkFtp(f, "Storing file");
    f.logout();
    f.disconnect();
}

---

From source file:uk.ac.bbsrc.tgac.miso.core.util.TransmissionUtils.java

public static FTPClient ftpConnect(String host, String username, String password) throws IOException {
    FTPClient ftp = new FTPClient();
    try {/*from w w w  .  j a  v a  2  s  . c o m*/

        ftp.connect(host);
        log.debug("Trying " + host);
        log.debug(ftp.getReplyString());
        int reply = ftp.getReplyCode();
        if (!FTPReply.isPositiveCompletion(reply)) {
            ftp.disconnect();
            throw new IOException("FTP server refused connection: " + reply);
        } else {
            log.info("Connected");
        }

        ftp.login(username, password);
        ftp.setFileType(FTP.BINARY_FILE_TYPE);
        ftp.enterLocalPassiveMode();
    } catch (NoRouteToHostException e) {
        throw new IOException("Couldn't connect to printer: " + e.getMessage(), e);
    } catch (UnknownHostException e) {
        throw new IOException("Couldn't connect to printer: " + e.getMessage(), e);
    }
    return ftp;
}

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From source file:uk.ac.bbsrc.tgac.miso.core.util.TransmissionUtils.java

public static FTPClient ftpConnect(String host, int port, String username, String password) throws IOException {
    FTPClient ftp = new FTPClient();
    try {/*from  ww  w .  j a  v  a  2 s.c  o  m*/
        ftp.connect(host, port);
        log.debug("Trying " + host + ":" + port);
        log.debug(ftp.getReplyString());
        int reply = ftp.getReplyCode();
        if (!FTPReply.isPositiveCompletion(reply)) {
            ftp.disconnect();
            throw new IOException("FTP server refused connection: " + reply);
        } else {
            log.debug("Connected");
        }

        ftp.login(username, password);
        ftp.setFileType(FTP.BINARY_FILE_TYPE);
        ftp.enterLocalPassiveMode();
    } catch (NoRouteToHostException e) {
        throw new IOException("Couldn't connect to printer: " + e.getMessage(), e);
    } catch (UnknownHostException e) {
        throw new IOException("Couldn't connect to printer: " + e.getMessage(), e);
    }
    return ftp;
}

---

From source file:uk.ac.manchester.cs.datadesc.validator.utils.UrlReader.java

private InputStream getInputStream(FTPClient ftp) throws VoidValidatorException {
    try {/*  w w  w  . j a  v  a2  s  .c om*/
        // in theory this should not be necessary as servers should default to ASCII
        // but they don't all do so - see NET-500
        ftp.setFileType(FTP.ASCII_FILE_TYPE);
        ftp.enterLocalPassiveMode();
        ftp.setUseEPSVwithIPv4(useEpsvWithIPv4);
        String path = uri.getPath();
        return ftp.retrieveFileStream(path);
    } catch (FTPConnectionClosedException ex) {
        disconnect(ftp);
        throw new VoidValidatorException("Server closed connection.", ex);
    } catch (IOException ex) {
        disconnect(ftp);
        throw new VoidValidatorException("IOEXception with Server ", ex);
    }
}

---

From source file:uk.sipperfly.utils.FTPUtil.java

public static void reconnect() throws SocketException, IOException {
    FTPClient ftpClient = new FTPClient();
    ftpClient.setControlEncoding("UTF-8");
    ftpClient.connect(host, port);//from  ww w . jav  a  2 s . c  o m
    ftpClient.login(username, password);
    if (mode.equalsIgnoreCase("passive")) {
        ftpClient.enterLocalPassiveMode();
    } else if (mode.equalsIgnoreCase("active")) {
        ftpClient.enterLocalActiveMode();
    }
    int reply = ftpClient.getReplyCode();
    if (!FTPReply.isPositiveCompletion(reply)) {
        Logger.getLogger(GACOM).log(Level.INFO, "FTP Login: ".concat(ftpClient.getReplyString()));
        ftpClient.disconnect();
    }
    ftpClient.setKeepAlive(true);
    ftpClient.setFileType(FTP.BINARY_FILE_TYPE, FTP.BINARY_FILE_TYPE);
    ftpClient.setFileTransferMode(FTP.BINARY_FILE_TYPE);
    ftpClient.setControlKeepAliveTimeout(300);
    //      ftpClient.sendSiteCommand("RECFM=FB");
    //      ftpClient.sendSiteCommand("LRECL=2000");
    //      ftpClient.sendSiteCommand("BLKSIZE=27000");
    //      ftpClient.sendSiteCommand("CY");
    //      ftpClient.sendSiteCommand("PRI= 50");
    //      ftpClient.sendSiteCommand("SEC=25");

    //      ftpClient.sendSiteCommand("RECFM=FB");
    //      ftpClient.sendSiteCommand("LRECL=2000");
    //      ftpClient.sendSiteCommand("BLOCKSIZE=27000");
    //      ftpClient.sendSiteCommand("SPACE=(CYL,(30,300),RLSE)"); 
    //      ftpClient.sendSiteCommand("TR");
    //      ftpClient.sendSiteCommand("PRI=450");
    //      ftpClient.sendSiteCommand("SEC=4500");

    Logger.getLogger(GACOM).log(Level.INFO, "Reconnected FTP");
    System.out.println("reconnected");
}

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