Example usage for org.apache.commons.net.ftp FTPSClient getSystemName

Introduction

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

Prototype

@Deprecated
public String getSystemName() throws IOException 

Source Link

Usage

From source file:examples.ftp.FTPSExample.java

public static final void main(String[] args) throws NoSuchAlgorithmException {
    int base = 0;
    boolean storeFile = false, binaryTransfer = false, error = false;
    String server, username, password, remote, local;
    String protocol = "SSL"; // SSL/TLS
    FTPSClient ftps;

    for (base = 0; base < args.length; base++) {
        if (args[base].startsWith("-s"))
            storeFile = true;//from   w  ww  .ja  v  a2s .  co m
        else if (args[base].startsWith("-b"))
            binaryTransfer = true;
        else
            break;
    }

    if ((args.length - base) != 5) {
        System.err.println(USAGE);
        System.exit(1);
    }

    server = args[base++];
    username = args[base++];
    password = args[base++];
    remote = args[base++];
    local = args[base];

    ftps = new FTPSClient(protocol);

    ftps.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out)));

    try {
        int reply;

        ftps.connect(server);
        System.out.println("Connected to " + server + ".");

        // After connection attempt, you should check the reply code to verify
        // success.
        reply = ftps.getReplyCode();

        if (!FTPReply.isPositiveCompletion(reply)) {
            ftps.disconnect();
            System.err.println("FTP server refused connection.");
            System.exit(1);
        }
    } catch (IOException e) {
        if (ftps.isConnected()) {
            try {
                ftps.disconnect();
            } catch (IOException f) {
                // do nothing
            }
        }
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    __main: try {
        ftps.setBufferSize(1000);

        if (!ftps.login(username, password)) {
            ftps.logout();
            error = true;
            break __main;
        }

        System.out.println("Remote system is " + ftps.getSystemName());

        if (binaryTransfer)
            ftps.setFileType(FTP.BINARY_FILE_TYPE);

        // Use passive mode as default because most of us are
        // behind firewalls these days.
        ftps.enterLocalPassiveMode();

        if (storeFile) {
            InputStream input;

            input = new FileInputStream(local);

            ftps.storeFile(remote, input);

            input.close();
        } else {
            OutputStream output;

            output = new FileOutputStream(local);

            ftps.retrieveFile(remote, output);

            output.close();
        }

        ftps.logout();
    } catch (FTPConnectionClosedException e) {
        error = true;
        System.err.println("Server closed connection.");
        e.printStackTrace();
    } catch (IOException e) {
        error = true;
        e.printStackTrace();
    } finally {
        if (ftps.isConnected()) {
            try {
                ftps.disconnect();
            } catch (IOException f) {
                // do nothing
            }
        }
    }

    System.exit(error ? 1 : 0);
}

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