/*
* SSHTools - Java SSH2 API
*
* Copyright (C) 2002-2003 Lee David Painter and Contributors.
*
* Contributions made by:
*
* Brett Smith
* Richard Pernavas
* Erwin Bolwidt
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package com.sshtools.j2ssh.forwarding;
import com.sshtools.j2ssh.io.ByteArrayWriter;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.io.IOException;
/**
*
*
* @author $author$
* @version $Revision: 1.11 $
*/
public class ForwardingChannelImpl implements ForwardingChannel {
private static Log log = LogFactory.getLog(ForwardingChannelImpl.class);
private String forwardType;
private String originatingHost;
private int originatingPort;
private String hostToConnectOrBind;
private int portToConnectOrBind;
private String name;
/**
* Creates a new ForwardingChannelImpl object.
*
* @param forwardType
* @param hostToConnectOrBind
* @param portToConnectOrBind
* @param originatingHost
* @param originatingPort
*
* @throws ForwardingConfigurationException
*/
public ForwardingChannelImpl(String forwardType, String name, /*ForwardingConfiguration config,*/
String hostToConnectOrBind, int portToConnectOrBind,
String originatingHost, int originatingPort)
throws ForwardingConfigurationException {
if (!forwardType.equals(LOCAL_FORWARDING_CHANNEL) &&
!forwardType.equals(REMOTE_FORWARDING_CHANNEL) &&
!forwardType.equals(X11_FORWARDING_CHANNEL)) {
throw new ForwardingConfigurationException(
"The forwarding type is invalid");
}
//this.config = config;
this.forwardType = forwardType;
this.hostToConnectOrBind = hostToConnectOrBind;
this.portToConnectOrBind = portToConnectOrBind;
this.originatingHost = originatingHost;
this.originatingPort = originatingPort;
this.name = name;
}
public String getName() {
return name;
}
/**
*
*
* @return
*/
public String getHostToConnectOrBind() {
return hostToConnectOrBind;
}
/**
*
*
* @return
*/
public int getPortToConnectOrBind() {
return portToConnectOrBind;
}
/**
*
*
* @return
*/
public byte[] getChannelOpenData() {
try {
ByteArrayWriter baw = new ByteArrayWriter();
baw.writeString(hostToConnectOrBind);
baw.writeInt(portToConnectOrBind);
baw.writeString(originatingHost);
baw.writeInt(originatingPort);
return baw.toByteArray();
} catch (IOException ioe) {
return null;
}
}
/**
*
*
* @return
*/
public byte[] getChannelConfirmationData() {
return null;
}
/**
*
*
* @return
*/
public String getChannelType() {
return forwardType;
}
/**
*
*
* @return
*/
public String getOriginatingHost() {
return originatingHost;
}
/**
*
*
* @return
*/
public int getOriginatingPort() {
return originatingPort;
}
}