net.sf.hermesftp.cmd.impl
Class FtpCmdSyst

java.lang.Object
  net.sf.hermesftp.cmd.AbstractFtpCmd
      net.sf.hermesftp.cmd.impl.FtpCmdSyst

All Implemented Interfaces:

java.lang.Cloneable, FtpCmd, FtpConstants

public class FtpCmdSyst
extends AbstractFtpCmd

SYSTEM (SYST)

This command is used to find out the type of operating system at the server. The reply shall have as its first word one of the system names listed in the current version of the Assigned Numbers document.

[Excerpt from RFC-959, Postel and Reynolds]

Author:

Lars Behnke

Field Summary

Fields inherited from interface net.sf.hermesftp.common.FtpConstants

ATTR_CLIENT_NAME, ATTR_DATA_PROT, ATTR_FILE_OFFSET, ATTR_FORCE_UTF8, ATTR_GROUP_DATA, ATTR_LOGIN_TIME, ATTR_RENAME_FILE, ATTR_RESTART_MARKERS, ATTR_SSL, ATTR_USER_DATA, BYTE_LENGTH, BYTE_MASK, DEFAULT_BEAN_RES, DEFAULT_KEYSTORE, DEFAULT_KEYSTORE_PASS, DT_ASCII, DT_BINARY, DT_EBCDIC, HERMES_HOME, MILLI, MODE_BLOCK, MODE_COMPRESS, MODE_STREAM, MODE_ZIP, MSG_GOODBYE, MSG150, MSG200, MSG200_NOTED, MSG200_PBSZ, MSG200_SIZE, MSG200_TYPE, MSG202, MSG211_FEAT_ENTRY, MSG211_FEAT_FOOTER, MSG211_FEAT_HEADER, MSG211_STAT, MSG213_SIZE, MSG213_TIME, MSG214, MSG220, MSG220_WEL, MSG226, MSG227, MSG229, MSG230, MSG234, MSG250, MSG257, MSG331, MSG350, MSG350_REST, MSG421, MSG425, MSG426, MSG431, MSG450, MSG451, MSG500, MSG500_CMD, MSG501, MSG501_PATH, MSG501_SIZE, MSG503, MSG503_USR, MSG504, MSG522, MSG530, MSG530_AUTH, MSG534, MSG536, MSG550, MSG550_COMM, MSG550_EXISTS, MSG550_MSG, MSG550_NOTEMPTY, MSG550_PERM, MSG553, OPT_ALLOWED_PASSIVE_PORTS, OPT_BUFFER_SIZE, OPT_CHARSET_ASCII, OPT_CHARSET_EBCDIC, OPT_EMULATE_UNIX, OPT_FTP_PORT, OPT_IPV4_BLACK_LIST, OPT_IPV6_BLACK_LIST, OPT_MAX_CONNECTIONS, OPT_MAX_DOWNLOAD_RATE, OPT_MAX_IDLE_SECONDS, OPT_MAX_UPLOAD_RATE, OPT_MSG_GOODBYE, OPT_MSG_WELCOME, OPT_REMOTE_DIR, OPT_SSL_ALLOW_EXPLICIT, OPT_SSL_ALLOW_IMPLICIT, OPT_SSL_CIPHER_SUITES, OPT_SSL_FORCE, OPT_SSL_KEYSTORE_FILE, OPT_SSL_KEYSTORE_PASS, OPT_SSL_PORT_IMPLICIT, PRIV_NONE, PRIV_READ, PRIV_READ_WRITE, PRIV_WRITE, PWD, SEPARATOR, SERVER_STATUS_HALTED, SERVER_STATUS_INIT, SERVER_STATUS_READY, SERVER_STATUS_UNDEF, SPACE, STAT_BYTES_DOWNLOADED, STAT_BYTES_UPLOADED, STAT_DOWNLOAD_RATE, STAT_FILES_DOWNLOADED, STAT_FILES_UPLOADED, STAT_UPLOAD_RATE, STRUCT_FILE, STRUCT_RECORD, TYPE_NAMES, WILDCARD

Constructor Summary

FtpCmdSyst()

Method Summary

void	execute() Executes the command.
java.lang.String	getHelp() Returns a short help text for the command.
boolean	isAuthenticationRequired() Returns whether authentication is needed or not.

Methods inherited from class net.sf.hermesftp.cmd.AbstractFtpCmd

getAbsPath, getAndResetFileOffset, getArguments, getCtx, getPathArg, getPermission, getToken, handleAsyncCmd, isResponded, msg, msg, msg, msgOut, msgOut, msgOut, out, setArguments, setCtx, setToken

Methods inherited from class java.lang.Object

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

Constructor Detail

FtpCmdSyst

public FtpCmdSyst()

Method Detail

execute

public void execute()
             throws FtpCmdException

Executes the command.

Throws:

FtpCmdException - Thrown on any exception occuring while the command is executed.

getHelp

public java.lang.String getHelp()

Returns a short help text for the command.

Returns:

The help text.

isAuthenticationRequired

public boolean isAuthenticationRequired()

Returns whether authentication is needed or not.

Returns:

True, if the command requires authentication.