import org.apache.commons.net.SocketClient; //导入依赖的package包/类
/***
 * Returns the entire text of the last FTP server response exactly
 * as it was received, including all end of line markers in NETASCII
 * format.
 * <p>
 * @return The entire text from the last FTP response as a String.
 ***/
public String getReplyString()
{
    StringBuilder buffer;

    if (!_newReplyString) {
        return _replyString;
    }

    buffer = new StringBuilder(256);

    for (String line : _replyLines) {
            buffer.append(line);
            buffer.append(SocketClient.NETASCII_EOL);
    }

     _newReplyString = false;

    return (_replyString = buffer.toString());
}
 

import org.apache.commons.net.SocketClient; //导入依赖的package包/类
/***
 * Returns the entire text of the last FTP server response exactly
 * as it was received, including all end of line markers in NETASCII
 * format.
 *
 * @return The entire text from the last FTP response as a String.
 ***/
public String getReplyString() {
  StringBuilder buffer;

  if (!_newReplyString) {
    return _replyString;
  }

  buffer = new StringBuilder(256);

  for (String line : _replyLines) {
    buffer.append(line);
    buffer.append(SocketClient.NETASCII_EOL);
  }

  _newReplyString = false;

  return (_replyString = buffer.toString());
}
 

import org.apache.commons.net.SocketClient; //导入依赖的package包/类
private String __buildMessage(String command, String args) {
    final StringBuilder __commandBuffer = new StringBuilder();

    __commandBuffer.append(command);

    if (args != null)
    {
        __commandBuffer.append(' ');
        __commandBuffer.append(args);
    }
    __commandBuffer.append(SocketClient.NETASCII_EOL);
    return __commandBuffer.toString();
}
 

import org.apache.commons.net.SocketClient; //导入依赖的package包/类
private String __buildMessage(String command, String args) {
  final StringBuilder __commandBuffer = new StringBuilder();

  __commandBuffer.append(command);

  if (args != null) {
    __commandBuffer.append(' ');
    __commandBuffer.append(args);
  }
  __commandBuffer.append(SocketClient.NETASCII_EOL);
  return __commandBuffer.toString();
}
 

import org.apache.commons.net.SocketClient; //导入依赖的package包/类
private void sendCommand(String command, Socket socket, boolean readReply) throws IOException {
    Logger.defaultLogger().info("Sending FTP command : " + command);
    
    // Send Command
    BufferedWriter out = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream(), client.getControlEncoding()));
 out.write(command + SocketClient.NETASCII_EOL);
    out.flush();

    if (readReply) {
        readReply(socket);            
    }
}
 

import org.apache.commons.net.SocketClient; //导入依赖的package包/类
/**
 * @param aString
 */
private void sendToLog( String aString )
{
    String str = aString;
    if ( !StringUtils.hasText( str ) )
    {
        if ( SocketClient.NETASCII_EOL.equals( str ) )
        {
            // sometimes there is only a line termination supplied
            writeLineToLog();
            return;
        } // if SocketClient.NETASCII_EOL.equals( str )

        myLog.warn( "given log message has not text" );
        return;
    } // if !StringUtils.hasText( str )

    str = str.replaceAll( SocketClient.NETASCII_EOL, "\n" );

    int pos = str.indexOf( "\n" );
    while (pos >= 0)
    {
        // remove leading line terminations:
        while ( pos == 0 )
        {
            str = str.length() > 1 ? str.substring( 1 ) : "";
            pos = str.indexOf( "\n" );
        }

        if ( StringUtils.hasText( str ) )
        {
            getStringBuilder().append( str.substring(0,pos));
            writeLineToLog();
        } // if StringUtils.hasText( str )

        str = str.length() > (pos+1) ? str.substring( pos+1 ) : "";
        pos = str.indexOf( "\n" );

    }

    if ( StringUtils.hasText( str ) )
    {
        getStringBuilder().append( str );
    } // if StringUtils.hasText( str )
}