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

Introduction

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

Prototype

public String featureValue(String feature) throws IOException 

Source Link

Document

Query the server for a supported feature, and returns the its value (if any).

Usage

From source file:com.savy3.util.MainframeFTPClientUtils.java

public static FTPClient getFTPConnection(Configuration conf) throws IOException {
    FTPClient ftp = null;
    try {/*  www  . j a  v  a 2s. c  o  m*/
        String username = conf.get(DBConfiguration.USERNAME_PROPERTY);
        String password;
        if (username == null) {
            username = "anonymous";
            password = "";
        } else {
            password = DBConfiguration.getPassword((JobConf) conf);
        }
        String connectString = conf.get(DBConfiguration.URL_PROPERTY);
        String server = connectString;
        int port = 0;
        String[] parts = connectString.split(":");
        if (parts.length == 2) {
            server = parts[0];
            try {
                port = Integer.parseInt(parts[1]);
            } catch (NumberFormatException e) {
                LOG.warn("Invalid port number: " + e.toString());
            }
        }
        if (null != mockFTPClient) {
            ftp = mockFTPClient;
        } else {
            ftp = new FTPClient();
        }

        FTPClientConfig config = new FTPClientConfig(FTPClientConfig.SYST_MVS);
        ftp.configure(config);

        if (conf.getBoolean(JobBase.PROPERTY_VERBOSE, false)) {
            ftp.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out), true));
        }
        try {
            if (port > 0) {
                ftp.connect(server, port);
            } else {
                ftp.connect(server);
            }
        } catch (IOException ioexp) {
            throw new IOException("Could not connect to server " + server, ioexp);
        }

        int reply = ftp.getReplyCode();
        if (!FTPReply.isPositiveCompletion(reply)) {
            throw new IOException("FTP server " + server + " refused connection:" + ftp.getReplyString());
        }
        LOG.info("Connected to " + server + " on " + (port > 0 ? port : ftp.getDefaultPort()));
        System.out.println("Connected to " + server + " on " + (port > 0 ? port : ftp.getDefaultPort()));
        if (!ftp.login(username, password)) {
            ftp.logout();
            throw new IOException("Could not login to server " + server + ":" + ftp.getReplyString());
        }
        // set Binary transfer mode
        ftp.setFileType(FTP.BINARY_FILE_TYPE);
        ftp.featureValue("LITERAL SITE RDW");
        ftp.doCommand("SITE", "RDW");
        System.out.println("reply for LITERAL" + ftp.getReplyString());
        // Use passive mode as default.
        ftp.enterLocalPassiveMode();
    } catch (IOException ioe) {
        if (ftp != null && ftp.isConnected()) {
            try {
                ftp.disconnect();
            } catch (IOException f) {
                // do nothing
            }
        }
        ftp = null;
        throw ioe;
    }
    return ftp;
}

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