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Home -> Cog -> Release -> Cog-1.0a -> Doc -> Api -> Org -> Globus -> Ftp -> Extended

org.globus.ftp.extended
Class GridFTPControlChannel

java.lang.Object
  |
  +--org.globus.ftp.vanilla.BasicClientControlChannel
        |
        +--org.globus.ftp.vanilla.FTPControlChannel
              |
              +--org.globus.ftp.extended.GridFTPControlChannel

public class GridFTPControlChannel

extends FTPControlChannel

GridFTP control channel, unlike the vanilla control channel, uses GSI autentication.

Field Summary

protected Authorization	authorization
protected GlobusProxy	credentials
protected static int	TIMEOUT

Fields inherited from class org.globus.ftp.vanilla.FTPControlChannel

CRLF, ftpIn, ftpOut, hasBeenOpened, host, port, rawFtpIn, socket

Fields inherited from class org.globus.ftp.vanilla.BasicClientControlChannel

WAIT_FOREVER

Constructor Summary

GridFTPControlChannel(java.io.InputStream in, java.io.OutputStream out)

GridFTPControlChannel(java.lang.String host, int port)

Method Summary

void	authenticate(GlobusProxy proxy) Performs authentication with specified user credentials.
Authorization	getAuthorization() Returns authorization method for the control channel.
protected GlobusProxy	getCredentials()
void	open() opens the connection and returns after it is ready for communication.
void	setAuthorization(Authorization authorization) Sets authorization method for the control channel.
protected void	setCredentials(GlobusProxy credentials)

Methods inherited from class org.globus.ftp.vanilla.FTPControlChannel

close, exchange, execute, finalize, getBufferedReader, getHost, getOutputStream, getPort, hasBeenOpened, haveStreams, read, readInitialReplies, setInputStream, setOutputStream, waitFor, write, writeln, writeStr

Methods inherited from class org.globus.ftp.vanilla.BasicClientControlChannel

waitFor

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TIMEOUT

protected static final int TIMEOUT

See Also:

Constant Field Values

credentials

protected GlobusProxy credentials

authorization

protected Authorization authorization

Constructor Detail

GridFTPControlChannel

public GridFTPControlChannel(java.lang.String host,
                             int port)

GridFTPControlChannel

public GridFTPControlChannel(java.io.InputStream in,
                             java.io.OutputStream out)

Method Detail

open

public void open()
          throws java.io.IOException,
                 ServerException

Description copied from class: FTPControlChannel

opens the connection and returns after it is ready for communication. Before returning, it intercepts the initial server reply(-ies), and not positive, throws UnexpectedReplyCodeException. After returning, there should be no more queued replies on the line. Here's the sequence for connection establishment (rfc959):

	   120
         220
	   220
     421

Overrides:

open in class FTPControlChannel

Throws:

ServerException - on negative or faulty server reply

java.io.IOException - on I/O error

setAuthorization

public void setAuthorization(Authorization authorization)

Sets authorization method for the control channel.

Parameters:

authorization - authorization method.

getAuthorization

public Authorization getAuthorization()

Returns authorization method for the control channel.

Returns:

authorization method performed on the control channel.

authenticate

public void authenticate(GlobusProxy proxy)
                  throws java.io.IOException,
                         ServerException

Performs authentication with specified user credentials.

Parameters:

proxy - user credentials to use.

Throws:

java.io.IOException - on i/o error

ServerException - on server refusal or faulty server behavior

setCredentials

protected void setCredentials(GlobusProxy credentials)

getCredentials

protected GlobusProxy getCredentials()