Java 类org.apache.commons.net.ftp.parser.MLSxEntryParser 实例源码

/**
 * Initiate list parsing for MLSD listings.
 *
 * @param pathname
 * @return the engine
 * @throws java.io.IOException
 */
private FTPListParseEngine initiateMListParsing(String pathname) throws IOException
{
    Socket socket = _openDataConnection_(FTPCmd.MLSD, pathname);
    FTPListParseEngine engine = new FTPListParseEngine(MLSxEntryParser.getInstance());
    if (socket == null)
    {
        return engine;
    }

    try {
        engine.readServerList(socket.getInputStream(), getControlEncoding());
    }
    finally {
        Util.closeQuietly(socket);
        completePendingCommand();
    }
    return engine;
}

/**
 * Initiate list parsing for MLSD listings.
 *
 * @param pathname
 * @return the engine
 * @throws IOException
 */
private FTPListParseEngine initiateMListParsing(String pathname) throws IOException
{
    Socket socket = _openDataConnection_(FTPCommand.MLSD, pathname);
    FTPListParseEngine engine = new FTPListParseEngine(MLSxEntryParser.getInstance());
    if (socket == null)
    {
        return engine;
    }

    try {
        engine.readServerList(socket.getInputStream(), getControlEncoding());
    }
    finally {
        Util.closeQuietly(socket);
        completePendingCommand();
    }
    return engine;
}

private FTPListParseEngine initiateMListParsing(String pathname) throws IOException {
   Socket socket = this._openDataConnection_(38, pathname);
   FTPListParseEngine engine = new FTPListParseEngine(MLSxEntryParser.getInstance());
   if(socket == null) {
      return engine;
   } else {
      try {
         engine.readServerList(socket.getInputStream(), this.getControlEncoding());
      } finally {
         Util.closeQuietly(socket);
         this.completePendingCommand();
      }

      return engine;
   }
}

/**
 * Get file details using the MLST command
 *
 * @param pathname the file or directory to list, may be {@code null}
 * @return the file details, may be {@code null}
 * @throws IOException on error
 * @since 3.0
 */
public FTPFile mlistFile(String pathname) throws IOException {
  boolean success = FTPReply.isPositiveCompletion(sendCommand(FTPCmd.MLST, pathname));
  if (success) {
    String reply = getReplyStrings()[1];
          /* check the response makes sense.
           * Must have space before fact(s) and between fact(s) and filename
           * Fact(s) can be absent, so at least 3 chars are needed.
           */
    if (reply.length() < 3 || reply.charAt(0) != ' ') {
      throw new MalformedServerReplyException("Invalid server reply (MLST): '" + reply + "'");
    }
    String entry = reply.substring(1); // skip leading space for parser
    return MLSxEntryParser.parseEntry(entry);
  } else {
    return null;
  }
}

/**
 * Initiate list parsing for MLSD listings.
 *
 * @return the engine
 * @throws IOException
 */
private FTPListParseEngine initiateMListParsing(String pathname) throws IOException {
  Socket socket = _openDataConnection_(FTPCmd.MLSD, pathname);
  FTPListParseEngine engine =
      new FTPListParseEngine(MLSxEntryParser.getInstance(), __configuration);
  if (socket == null) {
    return engine;
  }

  try {
    engine.readServerList(socket.getInputStream(), getControlEncoding());
  } finally {
    Util.closeQuietly(socket);
    completePendingCommand();
  }
  return engine;
}

/**
 * Get file details using the MLST command
 *
 * @param pathname the file or directory to list, may be {@code} null
 * @return the file details, may be {@code null}
 * @throws java.io.IOException
 * @since 3.0
 */
public FTPFile mlistFile(String pathname) throws IOException
{
    boolean success = FTPReply.isPositiveCompletion(sendCommand(FTPCmd.MLST, pathname));
    if (success){
        String entry = getReplyStrings()[1].substring(1); // skip leading space for parser
        return MLSxEntryParser.parseEntry(entry);
    } else {
        return null;
    }
}

/**
 * Get file details using the MLST command
 *
 * @param pathname the file or directory to list, may be {@code} null
 * @return the file details, may be {@code null}
 * @throws IOException
 * @since 3.0
 */
public FTPFile mlistFile(String pathname) throws IOException
{
    boolean success = FTPReply.isPositiveCompletion(sendCommand(FTPCommand.MLST, pathname));
    if (success){
        String entry = getReplyStrings()[1].substring(1); // skip leading space for parser
        return MLSxEntryParser.parseEntry(entry);
    } else {
        return null;
    }
}

public FTPFile mlistFile(String pathname) throws IOException {
   boolean success = FTPReply.isPositiveCompletion(this.sendCommand(39, pathname));
   if(success) {
      String entry = this.getReplyStrings()[1].substring(1);
      return MLSxEntryParser.parseEntry(entry);
   } else {
      return null;
   }
}

/**
 * Issue the FTP MDTM command (not supported by all servers) to retrieve the last
 * modification time of a file. The modification string should be in the
 * ISO 3077 form "YYYYMMDDhhmmss(.xxx)?". The timestamp represented should also be in
 * GMT, but not all FTP servers honour this.
 *
 * @param pathname The file path to query.
 * @return A FTPFile representing the last file modification time, may be {@code null}.
 * The FTPFile timestamp will be null if a parse error occurs.
 * @throws IOException if an I/O error occurs.
 * @since 3.4
 */
public FTPFile mdtmFile(String pathname) throws IOException {
  if (FTPReply.isPositiveCompletion(mdtm(pathname))) {
    String reply =
        getReplyStrings()[0].substring(4); // skip the return code (e.g. 213) and the space
    FTPFile file = new FTPFile();
    file.setName(pathname);
    file.setRawListing(reply);
    file.setTimestamp(MLSxEntryParser.parseGMTdateTime(reply));
    return file;
  }
  return null;
}