JavaTM 2 Platform
Standard Ed. 5.0

java.io
Ŭ·¡½º SequenceInputStream

java.lang.Object 
  »óÀ§¸¦ È®Àå java.io.InputStream 
      »óÀ§¸¦ È®Àå java.io.SequenceInputStream
¸ðµç ±¸ÇöµÈ ÀÎÅÍÆäÀ̽º:
Closeable

public class SequenceInputStream
extends InputStream

´Ù¸¥ ÀÔ·Â ½ºÆ®¸²À» ³í¸®ÀûÀ¸·Î ¿¬°áÇÑ °ÍÀ» ³ªÅ¸³À´Ï´Ù. ÀÌ ¸Þ¼­µå´Â ÀÔ·Â ½ºÆ®¸²À» ¸ð¾Æ ¼ø¼­¸¦ ºÙÀÎ Ä÷º¼ÇÀ¸·ÎºÎÅÍ, ÃÊ¿¡ ±× ÃÖÃÊÀÇ ½ºÆ®¸²À» ÆÄÀÏÀÇ ¸¶Áö¸·±îÁö Àбâ, ´ÙÀ½¿¡ 2¹ø°·Î ¿Å±é´Ï´Ù. ÀÌ°ÍÀ» ¹Ýº¹ÇØ, ¸¶Áö¸· ÀÔ·Â ½ºÆ®¸²·Î ÆÄÀÏÀÇ ¸¶Áö¸·¿¡ À̸¦ ¶§±îÁö Â÷·ÊÂ÷·Ê ÀоîµéÀÔ´Ï´Ù.

µµÀÔµÈ ¹öÀü :
JDK1. 0

»ý¼ºÀÚ °³¿ä
SequenceInputStream (Enumeration <? extends InputStream > e)
          Àμö¸¦ ±â¾ïÇØ µÎ´Â °ÍÀ¸·Î »õ·Ó°Ô ÀÛ¼ºµÈ SequenceInputStream¸¦ ÃʱâÈ­ÇÕ´Ï´Ù.
SequenceInputStream (InputStream  s1, InputStream  s2)
          2°³ÀÇ Àμö¸¦ ±â¾ïÇØ µÎ´Â °ÍÀ¸·Î »õ·Ó°Ô ÀÛ¼ºµÈ SequenceInputStream¸¦ ÃʱâÈ­ÇÕ´Ï´Ù.
 
¸Þ¼­µå °³¿ä
 int available ()
          ÇöÀçÀÇ ½ºÆ®¸²¿¡ ÀÖ´Â ¹ÙÀÌÆ®¼ö¸¦ ¸®ÅÏÇÕ´Ï´Ù.
 void close ()
          ÀÌ ÀÔ·Â ½ºÆ®¸²À» ´Ý¾Æ ±× ½ºÆ®¸²¿¡ °ü·ÃµÈ ¸ðµç system resource¸¦ ÇعæÇÕ´Ï´Ù.
 int read ()
          ÀÌ ÀÔ·Â ½ºÆ®¸²·ÎºÎÅÍ, µ¥ÀÌÅÍÀÇ ´ÙÀ½ÀÇ ¹ÙÀÌÆ®¸¦ ÀоîµéÀÔ´Ï´Ù.
 int read (byte[] b, int off, int len)
          ÀÌ ÀÔ·Â ½ºÆ®¸²·ÎºÎÅÍ len ¹ÙÀÌÆ®±îÁöÀÇ µ¥ÀÌÅ͸¦ ¹ÙÀÌÆ®ÀÇ ¹è¿­¿¡ ÀоîµéÀÔ´Ï´Ù.
 
Ŭ·¡½º java.io. InputStream ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
mark, markSupported, read, reset, skip
 
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

»ý¼ºÀÚ »ó¼¼

SequenceInputStream

public SequenceInputStream(Enumeration <?  extends InputStream > e)
Àμö¸¦ ±â¾ïÇØ µÎ´Â °ÍÀ¸·Î »õ·Ó°Ô ÀÛ¼ºµÈ SequenceInputStream¸¦ ÃʱâÈ­ÇÕ´Ï´Ù. ÀÌ Àμö´Â ½ÇÇà½ÃÀÇ ÇüÅ°¡ InputStreamÀÎ °´Ã¼¸¦ »ý¼ºÇÏ´Â Enumeration°¡ ¾Æ´Ï¸é ¾ÈµË´Ï´Ù. ¿­°Å·ÎºÎÅÍ ÀÛ¼ºµÈ ÀÔ·Â ½ºÆ®¸²ÀÌ Â÷·Ê·Î ÀÐÇô ±×°Í¿¡ÀÇÇØ ÀÌ SequenceInputStream·Î ºÎÅÍ ÀоîµéÀÌ´Â ¹ÙÀÌÆ®°¡ Á¦°øµË´Ï´Ù. ¿­°Å·ÎºÎÅÍÀÇ °¢ ÀÔ·Â ½ºÆ®¸²ÀÇ read°¡ ³¡³ª¸é, °¢°¢ close ¸Þ¼­µå¸¦ È£ÃâÇØ ´ÝÇôÁý´Ï´Ù.

ÆĶó¹ÌÅÍ:
e - ÀÔ·Â ½ºÆ®¸²ÀÇ ¿­°Å
°ü·Ã Ç׸ñ:
Enumeration

SequenceInputStream

public SequenceInputStream(InputStream  s1,
                           InputStream  s2)
2°³ÀÇ Àμö¸¦ ±â¾ïÇØ µÎ´Â °ÍÀ¸·Î »õ·Ó°Ô ÀÛ¼ºµÈ SequenceInputStream¸¦ ÃʱâÈ­ÇÕ´Ï´Ù. 2°³ÀÇ Àμö´Â s1, s2 Â÷·Ê·Î ÀÐÇô ±×°Í¿¡ÀÇÇØ ÀÌ SequenceInputStream·Î ºÎÅÍ ÀоîµéÀÌ´Â ¹ÙÀÌÆ®°¡ Á¦°øµË´Ï´Ù.

ÆĶó¹ÌÅÍ:
s1 - ÀоîµéÀÌ´Â ÃÖÃÊÀÇ ÀÔ·Â ½ºÆ®¸²
s2 - ÀоîµéÀÌ´Â 2¹ø°ÀÇ ÀÔ·Â ½ºÆ®¸²
¸Þ¼­µåÀÇ »ó¼¼

available

public int available()
              throws IOException 
ÇöÀçÀÇ ½ºÆ®¸²¿¡ ÀÖ´Â ¹ÙÀÌÆ®¼ö¸¦ ¸®ÅÏÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º InputStream ³»ÀÇ available
¹Ýȯ°ª:
ºí·Ï ÇÏÁö ¾Ê°í ÀÔ·Â ½ºÆ®¸²·ÎºÎÅÍ ÀоîµéÀÏ ¼ö ÀÖ´Â ¹ÙÀÌÆ®¼ö
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
µµÀÔµÈ ¹öÀü :
JDK1. 1

read

public int read()
         throws IOException 
ÀÌ ÀÔ·Â ½ºÆ®¸²·ÎºÎÅÍ, µ¥ÀÌÅÍÀÇ ´ÙÀ½ÀÇ ¹ÙÀÌÆ®¸¦ ÀоîµéÀÔ´Ï´Ù. ±× ¹ÙÀÌÆ®´Â 0 ~ 255 ¹üÀ§ÀÇ int·Î ¼­ ¸®Åϵ˴ϴ٠. ½ºÆ®¸²ÀÇ ¸¶Áö¸·¿¡ À̸£·¯ ¹ÙÀÌÆ®°¡ ¾ø´Â °æ¿ì´Â °ª -1 ÀÌ ¸®Åϵ˴ϴ٠. ÀÌ ¸Þ¼­µå´Â ÀÔ·Â µ¥ÀÌÅ͸¦ ÀоîµéÀÏ ¼ö ÀÖ°Ô µÇ´ÂÁö, ½ºÆ®¸²ÀÇ ¸¶Áö¸·ÀÌ °ËÃâµÇ´ÂÁö, ¶Ç´Â ¿¹¿Ü°¡ Throw µÉ ¶§±îÁö ºí·Ï ÇÕ´Ï´Ù.

ÀÌ ¸Þ¼­µå´Â ÇöÀçÀÇ ¼­ºê ½ºÆ®¸²·ÎºÎÅÍ ¹®ÀÚ¸¦ 1°³ ÀоîµéÀÌ·Á°í ÇÕ´Ï´Ù. ±× ½ºÆ®¸²ÀÇ ¸¶Áö¸·¿¡ À̸£¸é, ÇöÀçÀÇ ¼­ºê ½ºÆ®¸²ÀÇ close ¸Þ¼­µå¸¦ È£ÃâÇØ, ´ÙÀ½ÀÇ ¼­ºê ½ºÆ®¸²·ÎºÎÅÍÀÇ read¸¦ °³½ÃÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º InputStream ³»ÀÇ read
¹Ýȯ°ª:
µ¥ÀÌÅÍÀÇ ´ÙÀ½ÀÇ ¹ÙÀÌÆ®. ½ºÆ®¸²ÀÇ ¸¶Áö¸·¿¡ À̸£·¶À» °æ¿ì´Â -1
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException 
ÀÌ ÀÔ·Â ½ºÆ®¸²·ÎºÎÅÍ len ¹ÙÀÌÆ®±îÁöÀÇ µ¥ÀÌÅ͸¦ ¹ÙÀÌÆ®ÀÇ ¹è¿­¿¡ ÀоîµéÀÔ´Ï´Ù. ÀÌ ¸Þ¼­µå´Â Àû¾îµµ 1 ¹ÙÀÌÆ®ÀÇ ÀÔ·Â µ¥ÀÌÅ͸¦ ¾òÀ» ¼ö ÀÖ°Ô µÉ ¶§±îÁö ºí·Ï ÇÕ´Ï´Ù. ÃÖÃÊÀÇ Àμö°¡ nullÀÎ °æ¿ì´Â len ±îÁöÀÇ ¹ÙÀÌÆ®¸¦ ÀоîµéÀÎ µÚ Æó±âµË´Ï´Ù.

SequenceInputStream read ¸Þ¼­µå´Â ÇöÀçÀÇ ¼­ºê ½ºÆ®¸²·ÎºÎÅÍ µ¥ÀÌÅ͸¦ ÀоîµéÀÌ·Á°í ÇÕ´Ï´Ù. ±× ½ºÆ®¸²ÀÇ ¸¶Áö¸·¿¡ À̸£·¶±â ¶§¹®¿¡ ¹®ÀÚÀÇ Àб⿡ ½ÇÆÐÇϸé, ÇöÀçÀÇ ¼­ºê ½ºÆ®¸²ÀÇ close ¸Þ¼­µå¸¦ È£ÃâÇØ, ´ÙÀ½ÀÇ ¼­ºê ½ºÆ®¸²·ÎºÎÅÍÀÇ read¸¦ °³½ÃÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º InputStream ³»ÀÇ read
ÆĶó¹ÌÅÍ:
b - µ¥ÀÌÅÍÀÇ readóÀÇ ¹öÆÛ
off - µ¥ÀÌÅÍÀÇ °³½Ã ¿ÀÇÁ¼Â(offset)
len - ÀÐÈ÷´Â ÃÖ´ë ¹ÙÀÌÆ®¼ö
¹Ýȯ°ª:
ÀÐÈ÷´Â ¹ÙÀÌÆ®¼ö
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì
°ü·Ã Ç׸ñ:
InputStream.read()

close

public void close()
           throws IOException 
ÀÌ ÀÔ·Â ½ºÆ®¸²À» ´Ý¾Æ ±× ½ºÆ®¸²¿¡ °ü·ÃµÈ ¸ðµç system resource¸¦ ÇعæÇÕ´Ï´Ù. ´ÝÇôÁø SequenceInputStream´Â ÀԷ ó¸®¸¦ ½ÇÇàÇÒ ¼ö ¾ø½À´Ï´Ù. ¶Ç, ±×°ÍÀ» ´Ù½Ã ¿­ ¼öµµ ÀÖ½À´Ï´Ù.

ÀÌ ÀÔ·Â ½ºÆ®¸²ÀÌ ¿­°Å·ÎºÎÅÍ ÀÛ¼ºµÇ¾úÀ» °æ¿ì, InputStream close ¸Þ¼­µå°¡ º¹±ÍÇϱâ Àü¿¡ ³ª¸ÓÁöÀÇ ¸ðµç ¿ä¼Ò°¡ ¿­°Å·ÎºÎÅÍ ¿ä±¸µÇ¾î ´ÝÇôÁý´Ï´Ù.

Á¤ÀÇ:
ÀÎÅÍÆäÀ̽º Closeable ³»ÀÇ close
¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º InputStream ³»ÀÇ close
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

JavaTM 2 Platform
Standard Ed. 5.0

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