JavaTM 2
Platform
Std.  Ed.  v1. 4.0

javax.crypto
Ŭ·¡½º MacSpi

java.lang.Object 
  |
  +--javax.crypto.MacSpi

public abstract class MacSpi
extends Object

ÀÌ Å¬·¡½º´Â Mac Ŭ·¡½ºÀÇ Service Provider Interface (SPI)¸¦ Á¤ÀÇÇÕ´Ï´Ù. ƯÁ¤ÀÇ MAC ¾Ë°í¸®ÁòÀÇ ±¸ÇöÀ» Á¦°øÇÏ´Â °¢ ¾Ïȣȭ ¼­ºñ½º ÇÁ·Î¹ÙÀÌ´õ´Â ÀÌ Å¬·¡½ºÀÇ ¸ðµç Ãß»ó ¸Þ¼Òµå¸¦ ±¸ÇöÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù.

Cloneable ÀÎÅÍÆäÀ̽º´Â ÀÚÀ¯·Ó°Ô ±¸ÇöÇÒ ¼ö ÀÖ½À´Ï´Ù.

µµÀÔµÈ ¹öÁ¯:
1.4

»ý¼ºÀÚÀÇ °³¿ä
MacSpi ()
           
 
¸Þ¼ÒµåÀÇ °³¿ä
 Object clone ()
          ±¸ÇöÀÌ º¹Á¦ °¡´ÉÇÑ °æ¿ì´Â º¹Á¦¸¦ µ¹·ÁÁÝ´Ï´Ù.
protected abstract  byte[] engineDoFinal ()
          MAC ÀÇ °è»êÀ» ¿Ï·áÇØ, Àå·¡ÀÇ »ç¿ëÀ» À§Çؼ­(¶§¹®¿¡) MAC ¸¦ ¸®¼ÂÆ® ÇÕ´Ï´Ù.
protected abstract  int engineGetMacLength ()
          MAC ÀÇ ±æÀ̸¦ ¹ÙÀÌÆ® ´ÜÀ§·Î µ¹·ÁÁÝ´Ï´Ù.
protected abstract  void engineInit (Key  key, AlgorithmParameterSpec  params)
          ÁöÁ¤µÈ (ºñ¹Ð) ¿­¼è¿Í ¾Ë°í¸®Áò ÆÄ¶ó¹ÌÅ͸¦ »ç¿ëÇØ MAC ¸¦ ÃʱâÈ­ÇÕ´Ï´Ù.
protected abstract  void engineReset ()
          Àå·¡ÀÇ »ç¿ëÀ» À§Çؼ­(¶§¹®¿¡) MAC ¸¦ ¸®¼ÂÆ® ÇÕ´Ï´Ù.
protected abstract  void engineUpdate (byte input)
          ÁöÁ¤µÈ ¹ÙÀÌÆ®¸¦ ó¸®ÇÕ´Ï´Ù.
protected abstract  void engineUpdate (byte[] input, int offset, int len)
          input ³»ÀÇ len ¹ÙÀÌÆ®¸¦ ó¸®ÇÕ´Ï´Ù.
 
Ŭ·¡½º java.lang. Object ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait
 

»ý¼ºÀÚÀÇ »ó¼¼

MacSpi

public MacSpi()
¸Þ¼ÒµåÀÇ »ó¼¼

engineGetMacLength

protected abstract int engineGetMacLength()
MAC ÀÇ ±æÀ̸¦ ¹ÙÀÌÆ® ´ÜÀ§·Î µ¹·ÁÁÝ´Ï´Ù.

¹Ýȯ°ª:
¹ÙÀÌÆ® ´ÜÀ§ÀÇ MAC Àå

engineInit

protected abstract void engineInit(Key  key,
                                   AlgorithmParameterSpec  params)
                            throws InvalidKeyException ,
                                   InvalidAlgorithmParameterException 
ÁöÁ¤µÈ (ºñ¹Ð) ¿­¼è¿Í ¾Ë°í¸®Áò ÆÄ¶ó¹ÌÅ͸¦ »ç¿ëÇØ MAC ¸¦ ÃʱâÈ­ÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
key - (ºñ¹Ð) ¿­¼è
params - ¾Ë°í¸®Áò ÆÄ¶ó¹ÌÅÍ
¿¹¿Ü:
InvalidKeyException - ÁöÁ¤µÈ ¿­¼è°¡ ÀÌ MAC ÀÇ ÃʱâÈ­¿¡ ºÎÀûÀýÇÑ °æ¿ì
InvalidAlgorithmParameterException - ÁöÁ¤µÈ ¾Ë°í¸®Áò ÆÄ¶ó¹ÌÅͰ¡ ÀÌ MAC ¿¡ ºÎÀûÀýÇÑ °æ¿ì

engineUpdate

protected abstract void engineUpdate(byte input)
ÁöÁ¤µÈ ¹ÙÀÌÆ®¸¦ ó¸®ÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
input - 󸮵Ǵ ÀÔ·Â ¹ÙÀÌÆ®

engineUpdate

protected abstract void engineUpdate(byte[] input,
                                     int offset,
                                     int len)
input ³»ÀÇ len ¹ÙÀÌÆ®¸¦ ó¸®ÇÕ´Ï´Ù. offset ·ÎºÎÅÍ ½ÃÀÛÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
input - ÀÔ·Â ¹öÆÛ
offset - ÀÔ·ÂÀ» °³½ÃÇÏ´Â input ³»ÀÇ ¿ÀÇÁ¼Â(offset)
len - ó¸®ÇÏ´Â ¹ÙÀÌÆ®¼ö

engineDoFinal

protected abstract byte[] engineDoFinal()
MAC ÀÇ °è»êÀ» ¿Ï·áÇØ, Àå·¡ÀÇ »ç¿ëÀ» À§Çؼ­(¶§¹®¿¡) MAC ¸¦ ¸®¼ÂÆ® ÇÕ´Ï´Ù. MAC ÀÇ ÃʱâÈ­¿¡ »ç¿ëµÈ ºñ¹Ð¿­¼è´Â À¯ÁöÇÕ´Ï´Ù.

¹Ýȯ°ª:
MAC °á°ú

engineReset

protected abstract void engineReset()
Àå·¡ÀÇ »ç¿ëÀ» À§Çؼ­(¶§¹®¿¡) MAC ¸¦ ¸®¼ÂÆ® ÇÕ´Ï´Ù. MAC ÀÇ ÃʱâÈ­¿¡ »ç¿ëµÈ ºñ¹Ð¿­¼è´Â À¯ÁöÇÕ´Ï´Ù.


clone

public Object  clone()
             throws CloneNotSupportedException 
±¸ÇöÀÌ º¹Á¦ °¡´ÉÇÑ °æ¿ì´Â º¹Á¦¸¦ µ¹·ÁÁÝ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Object ³»ÀÇ clone
¹Ýȯ°ª:
±¸ÇöÀÌ º¹Á¦ °¡´ÉÇÑ °æ¿ì´Â º¹Á¦
¿¹¿Ü:
CloneNotSupportedException - Cloneable ¸¦ ¼­Æ÷Æ®Çϰí ÀÖÁö ¾Ê´Â ±¸ÇöÀ¸·Î ºÒ·Á °¬À» °æ¿ì
°ü·Ã Ç׸ñ:
Cloneable

JavaTM 2
Platform
Std.  Ed.  v1. 4.0

¹ö±×ÀÇ º¸°í¿Í ±â´ÉÀÇ ¸®Äù½ºÆ®
ÀÌ¿ÜÀÇ API ·¹ÆÛ·±½º ¹× °³¹ßÀÚ¿ë ¹®¼­¿¡ ´ëÇØ¼­´Â Java 2 SDK SE °³¹ßÀÚ¿ë ¹®¼­¸¦ ÂüÁ¶ÇØ ÁÖ¼¼¿ä. °³¹ßÀÚÀü¿ëÀÇ »ó¼¼ÇÑ ÇØ¼³, °³³äÀÇ °³¿ä, ¿ë¾îÀÇ Á¤ÀÇ, ¹ö±×ÀÇ È¸ÇÇÃ¥, ¹× ÄÚµå ½Ç·Ê°¡ Æ÷ÇԵǾî ÀÖ½À´Ï´Ù.

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