sos.net.SOSFTPS.java Source code

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/**
 * Copyright (C) 2014 BigLoupe http://bigloupe.github.io/SoS-JobScheduler/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License
 */
/********************************************************* begin of preamble
**
** Copyright (C) 2003-2012 Software- und Organisations-Service GmbH. 
** All rights reserved.
**
** This file may be used under the terms of either the 
**
**   GNU General Public License version 2.0 (GPL)
**
**   as published by the Free Software Foundation
**   http://www.gnu.org/licenses/gpl-2.0.txt and appearing in the file
**   LICENSE.GPL included in the packaging of this file. 
**
** or the
**  
**   Agreement for Purchase and Licensing
**
**   as offered by Software- und Organisations-Service GmbH
**   in the respective terms of supply that ship with this file.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
** IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
** THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
** BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
** INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
** CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
** ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
** POSSIBILITY OF SUCH DAMAGE.
********************************************************** end of preamble*/
package sos.net;

import java.io.IOException;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.Vector;

/**
 * <p>Title: SOSFTPS-Client</p>
 * <p>Description: This class adds implicit SSL/TLS (FTP over SSL/TLS) support to the 
 *  org.apache.commons.net.ftp.FTPClient without changes.</p>
 * <p> HTTP Proxy support is also added. 
 * </p>  
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: SOS GmbH</p>
 * @author <a href="mailto:ghassan.beydoun@sos-berlin.com">Ghassan Beydoun</a>
 * @version $Id: SOSFTPS.java 14330 2011-05-12 14:45:15Z sos $
 */
public class SOSFTPS extends SOSFTP {
    /** default security protocol SSL/TLS implicit */
    protected static final String DEFAULT_SSL_TLS_PROTOCOL = "TLS";
    //   protected static final String   DEFAULT_SSL_TLS_PROTOCOL   = "SSL";
    private String securityProtocol = DEFAULT_SSL_TLS_PROTOCOL;
    private int ftpPort = 990;
    private String proxyHost;
    private int proxyPort;

    public String getSecurityProtocol() {
        return securityProtocol;
    }

    public void setSecurityProtocol(String securityProtocol1) {
        this.securityProtocol = securityProtocol1;
    }

    public SOSFTPS(String ftpHost, int ftpPort1, String proxyHost1, int proxyPort1)
            throws SocketException, IOException, UnknownHostException {
        this.setProxyHost(proxyHost1);
        this.setProxyPort(proxyPort1);
        this.connect(ftpHost, ftpPort1);
    }

    public SOSFTPS(String ftpHost, int ftpPort1) throws SocketException, IOException, UnknownHostException {
        this.initProxy();
        this.connect(ftpHost, ftpPort1);
    }

    /*
     */
    public SOSFTPS(String ftpHost) throws Exception {
        if (!isConnected())
            this.connect(ftpHost, this.getPort());
    }

    public void connect(String ftpHost) throws SocketException, IOException {
        if (!isConnected())
            this.connect(ftpHost, this.getPort());
    }

    public void connect(String ftpHost, int ftpPort1) throws SocketException, IOException {
        initProxy();
        if (isConnected() == false) {
            this.setSocketFactory(new SOSSSLSocketFactory(getProxyHost(), getProxyPort(), getSecurityProtocol()));
            //         this.setSocketFactory(new SOSSSLSocketFactory());
            try {
                super.connect(ftpHost, ftpPort1);
            } catch (NullPointerException e) {
                throw new SocketException(
                        "Connect failed! Probably HTTP proxy in use or the entered ftps port is invalid: "
                                + e.toString());
            } catch (Exception e) {
                e.printStackTrace();
                throw new SocketException("Connect failed, reason: " + e.toString());
            }
            this.sendCommand("PBSZ 0");
            this.sendCommand("PROT P");
            this.enterLocalPassiveMode();
        }
    }

    public int getPort() {
        return ftpPort;
    }

    public String getProxyHost() {
        return proxyHost;
    }

    public void setProxyHost(String httpProxyHost) {
        this.proxyHost = httpProxyHost;
    }

    public int getProxyPort() {
        return proxyPort;
    }

    public void setProxyPort(int httpProxyPort) {
        this.proxyPort = httpProxyPort;
    }

    private void initProxy() {
        if (System.getProperty("proxyHost") != null && System.getProperty("proxyHost").length() > 0)
            this.setProxyHost(System.getProperty("proxyHost"));
        if (System.getProperty("proxyPort") != null && System.getProperty("proxyPort").length() > 0) {
            try {
                this.setProxyPort(Integer.parseInt(System.getProperty("proxyPort")));
            } catch (Exception ex) {
                throw new NumberFormatException(
                        "Non-numeric value is set [proxyPort]: " + System.getProperty("proxyPort"));
            }
        }
        if (System.getProperty("http.proxyHost") != null && System.getProperty("http.proxyHost").length() > 0)
            this.setProxyHost(System.getProperty("http.proxyHost"));
        if (System.getProperty("http.proxyPort") != null && System.getProperty("http.proxyPort").length() > 0) {
            try {
                this.setProxyPort(Integer.parseInt(System.getProperty("http.proxyPort")));
            } catch (Exception ex) {
                throw new NumberFormatException(
                        "Non-numeric value is set [http.proxyPort]: " + System.getProperty("http.proxyPort"));
            }
        }
    }

    public int getFtpPort() {
        return ftpPort;
    }

    @SuppressWarnings({ "rawtypes", "unused" })
    public static void main(String[] args) throws Exception {
        SOSFTPS sosftp = null;
        try {
            //         sosftp = new SOSFTPS("WILMA", 21);
            //         sosftp.login("test", "12345");
            sosftp = new SOSFTPS("localhost", 21);
            sosftp.login("kb", "kb");
            long s1 = System.currentTimeMillis();
            Vector va = sosftp.nList("/home/kb");
            long e1 = System.currentTimeMillis();
            long r1 = e1 - s1;
        } catch (Exception e) {
            System.err.println(e.toString());
        } finally {
            if (sosftp != null) {
                sosftp.disconnect();
            }
        }
    }
}