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listFiles() ¿¡¼­ null À» ¹Ýȯ ÃßÀû..
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À̹ÌÁö ½½¶óÀÌ´õ º¸±â

1.4.1 ¹öÀü ¹Þ¾Æ¼­ Å×½ºÆ® Çغ¸°í ÀÖ½À´Ï´Ù.

<ÆÄÀϸ®½ºÆ®>

-rw-r--r--   1 jeus     jeus        4245 10¿ù 31ÀÏ  09:17 .profile
-rw-rw-r--   1 jeus     jeus        4486 10¿ù 23ÀÏ  16:09 .profile715006224
-rw-rw-r--   1 jeus     jeus        4856 10¿ù 23ÀÏ  16:16 .profile974565758
-rw-------   1 jeus     jeus          22 10¿ù 21ÀÏ  16:30 .sh_history
-rw-------   1 jeus     jeus          36 11¿ù 11ÀÏ  10:41 dead.letter
drwxr-xr-x   7 jeus     jeus         512 11¿ù  5ÀÏ  15:37 easy_npl
drwxr-xr-x   3 jeus     jeus         512 2007³â 10¿ù  4ÀÏ emi
drwxr-xr-x  15 jeus     jeus         512 10¿ù 23ÀÏ  17:40 jeus5

<¼Ò½ºÄÚµå>

FTPClientConfig config = new FTPClientConfig(FTPClientConfig.SYST_UNIX);
config.setServerLanguageCode("ko");
config.setDefaultDateFormatStr("yyyy³â M¿ù dÀÏ");
config.setRecentDateFormatStr("M¿ù dÀÏ HH:mm");
ftpClient.configure(config);
ftpClient.setControlEncoding("euc-kr");

 

FTPFile[] ftpfiles = ftpClient.listFiles();
for(int i = 0; i < ftpfiles.length; i++){
    if( ftpfiles[i] != null ){
        System.out.println("[File name]=" + ftpfiles[i].toString());
    }
    else{
        System.out.println("[File name]= null");
    }
}

 

¹®Á¦´Â ÀÌ·¸°Ô ¼³Á¤ÇÏ¿©µµ À§ÀÇ ¸®½ºÆ®Ã³·³ ÃÖ±Ù ÆÄÀÏ "¿ùÀÏ ½Ã°£:ºÐ" À¸·Î Ç¥½ÃµÇ´Â ¸®½ºÆ®´Â Àß °¡Á®¿ÀÁö¸¸

"³â¿ùÀÏ" Çü½ÄÀ¸·Î Ç¥½ÃµÇ´Â ¸®½ºÆ®´Â null ·Î ¹ÝȯÇÕ´Ï´Ù.

 

¾ÆÆÄÄ¡°¡¼­ 1.4.1 ¼Ò½ºÄÚµå ¹Þ¾Æ¼­ ÃßÀûÇغôõ´Ï

   org.apache.commons.net.ftp.parser ÆÐÅ°Áö --> UnixFTPEntryParser.java ¿¡¼­ -->

     public FTPFile parseFTPEntry(String entry) -->

         if (matches(entry)){    À̺κÐÀ» ½ÇÇàÇϸ鼭 REGEX ¸¦ ¼öÇàÇÏ¿© ÆÐÅÏ ¸ÅÄ¡À» ÇÏ´õ±º¿ä.

 

ÆÐÅϸÅÄ¡¸¦ ¼öÇàÇÒ¶§´Â UNIX ÀÇ °æ¿ì À§ java ÆÄÀÏ¿¡¼­ Á¤ÀÇµÈ ¾Æ·¡ÀÇ REGEX ¸¦ Âü°íÇÕ´Ï´Ù.

 

    private static final String REGEX =
        "([bcdlfmpSs-])"
        +"(((r|-)(w|-)([xsStTL-]))((r|-)(w|-)([xsStTL-]))((r|-)(w|-)([xsStTL-])))\\+?\\s+"
        + "(\\d+)\\s+"
        + "(\\S+)\\s+"
        + "(?:(\\S+)\\s+)?"
        + "(\\d+)\\s+"
       
        /*
          numeric or standard format date
        */
        + "((?:\\d+[-/]\\d+[-/]\\d+)|(?:\\S+\\s+\\S+))\\s+"
  
        /*
           year (for non-recent standard format)
     or time (for numeric or recent standard format 
  */
  + "(\\d+(?::\\d+)?)\\s+"
        
  + "(\\S*)(\\s*.*)";

 

ÀÌ ÆÐÅϸÅĪÀ» À§ÇÑ REGEX °¡ ¸ÅĪÀ» ÇÒ¶§ 

       -rw-r--r--   1 jeus     jeus        4245 10¿ù 31ÀÏ  09:17 .profile

¿Í °°Àº ÆÐÅÏÀº ¸ÅĪÀ» Çϳª ¾Æ·¡ÀÇ ÆÐÅÏÀº

       drwxr-xr-x   3 jeus     jeus         512 2007³â 10¿ù  4ÀÏ emi

¸ÅĪÀ» ¸øÇÕ´Ï´Ù. ±×·¡¼­ °á±¹ null À» ¸®ÅÏÇÏ´õ±º¿ä.

 

±×·¡¼­ ÇØ°á¹æ¹ýÀ¸·Î REGEX ¿¡¼­ ÆÐÅϸÅĪÀ» Á¤È®ÇÏ°Ô ºÐ±âÇϼ­ Â¥´ø°¡ À§ µÎ°¡Áö ÄÉÀ̽ºÀÇ ÆÐÅÏÀ» ÆÐÅϸÅĪÇϵµ·Ï

REGEX ¸¦ ´Ù½Ã ®½À´Ï´Ù.

(º¯°æÀü)

   + "((?:\\d+[-/]\\d+[-/]\\d+)|(?:\\S+\\s+\\S+))\\s+"

   + "(\\d+(?::\\d+)?)\\s+"

(º¯°æÈÄ)
   + "((?:\\d+\\S?\\s+\\d+\\S?\\s+\\d+\\S?)|(?:\\d+[-/]\\d+[-/]\\d+)|(?:\\S+\\s+\\S+))\\s+"

   + "((?:\\d+:\\d+)\\s+|)"

 

ÀÌ·¸°Ô REGEX ¸¦ º¯°æÇÏ¿© ½ÇÇàÇÏ¿´´õ´Ï ÆÐÅϸÅĪ¿¡¼­ °ªÀ» °¡Á®¿À´õ±º¿ä.(ÆÐÅÏ ¸ÅĪÇÒ¶§ ¾Æ·¡ ÄÚµåÀÇ ±×·ì°ª¿¡ ¸Â°Ô ©·ÁÁö°Ô²û ÆÐÅÏ ¸ÅĪÀ» ®½À´Ï´Ù.) ±Ùµ¥ ¸®½ºÆ®´Â °è¼Ó null ÀÌ´õ¶ó±¸¿ä. ±×·¡¼­ ´Ù½Ã ÃßÀûÇغôõ´Ï

 

        if (matches(entry))
        {
            String typeStr = group(1);
            String hardLinkCount = group(15);
            String usr = group(16);
            String grp = group(17);
            String filesize = group(18);
            String datestr = group(19) + " " + group(20);
            String name = group(21);
            String endtoken = group(22);
           
            try
            {
                file.setTimestamp(super.parseTimestamp(datestr));
            }
            catch (ParseException e)
            {
             return null;  // this is a parsing failure too.
            }


 

ÀÌ·¸°Ô ¸ÅÄ¡µÈ ÆÐÅÏ¿¡¼­ ±×·ìÀ» °¡Á®¿À°í ³ª¼­

org.apache.commons.net.ftp.parser ³»ÀÇ FTPTimestampParserImpl.java ÆÄÀÏÀÇ --> parseTimestamp() ÀÌ¸Þ¼Òµå ³»ÀÇ

if (parsed != null && pp.getIndex() == timestampStr.length())  À̺κп¡¼­ ½ÇÁ¦ ¼³Á¤µÈ ±æÀÌ°¡ ÇÑ°³¾¿ ¸ðÀÚ¶ø´Ï´Ù.

 

Äڵ带 »ìÆ캸´Ï String datestr = group(19) + " " + group(20); ¿¡¼­ ½ºÆäÀ̽º°¡ µþ·Á°¡´Â°Å °°¾Æ¼­   ¹Ù·Î¾Æ·¡¿¡ datestr = datestr.trim(); ÀÌ·¸°Ô ó¸®ÇØÁÖ°í ³ª¼­ ½ÇÇàÇß´õ´Ï ¸®½ºÆ®¿¡ ¸ðµç°ÇÀÌ º¸ÀÔ´Ï´Ù. ¤Ñ¤Ñ;; ¾Æ ³ë°¡´Ù¿©..

 

 

Çϼö°¡ ÆľÇÇÑ »óȲÀ» Àؾî¹ö¸±±îºÁ ÀÌ·¸°Ô Àû¾îº¾´Ï´Ù. ^^;;;

2008-11-11 19:20:49
211.189.27.***
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