JavaTM 2
Platform
Std.  Ed.  v1. 4.0

java.io
Ŭ·¡½º BufferedWriter

java.lang.Object 
  |
  +--java.io.Writer 
        |
        +--java.io.BufferedWriter

public class BufferedWriter
extends Writer

ij¸¯Å͸¦ ¹öÆÛ¸µ ÇÏ´Â °Í¿¡ ÀÇÇØ, ij¸¯ÅÍ, ¹è¿­, ¶Ç´Â ij¸¯ÅÍ ¶óÀÎÀ» È¿À² ÁÁ°Ô ij¸¯ÅÍÇü Ãâ·Â ½ºÆ®¸²¿¡ ±âÀÔÇÕ´Ï´Ù.

¹öÆÛÀÇ »çÀÌÁî´Â µðÆúÆ® °ª´ë·Î ÇÏ´Â Àϵµ, ƯÁ¤ÀÇ °ªÀ» ÁöÁ¤ÇÒ ¼öµµ ÀÖ½À´Ï´Ù. µðÆúÆ® °ªÀº Åë»óÀÇ »ç¿ë¹ýÀ¸·Î´Â ÃæºÐÇÑ Å©±âÀÔ´Ï´Ù.

½Ã½ºÅÛ ÇÁ·ÎÆÛƼÀÇ line.separator ·Î Á¤ÀǵǴ Çà ´Ü¶ô ij¸¯ÅÍ´Â Ç÷§Æû¿¡ ÀÇÁ¸Çϱâ À§ÇØ(¶§¹®¿¡), newLine() ¸Þ¼Òµå°¡ Á¦°øµÇ°í ÀÖ½À´Ï´Ù. ¸ðµç Ç÷§ÆûÀÌ °³Çà ij¸¯ÅÍ ('\n')·Î ÇàÀ» Á¾´Ü ½ÃŰ´Â °ÍÀº ¾Æ´Ï±â ¶§¹®¿¡, °³Çà ij¸¯Å͸¦ Á÷Á¢ ±âÀÔÇÏ´Â °Íº¸´Ùµµ, ÀÌ ¸Þ¼Òµå¸¦ È£ÃâÇØ ÇàÀ» Á¾·á½ÃŰ´Â °ÍÀ» ÃßõÇÕ´Ï´Ù.

ÀϹÝÀûÀ¸·Î, Writer ´Â ±× Ãâ·ÂÀ» Áï½Ã ±âº»ÀÌ µÇ´Â ij¸¯ÅÍÇü ½ºÆ®¸² ¶Ç´Â ¹ÙÀÌÆ® ½ºÆ®¸²¿¡ ¼Û½ÅÇÕ´Ï´Ù. prompt Ãâ·ÂÀ» ÇÊ¿ä·Î ÇÏ´Â °æ¿ì À̿ܿ¡¼­´Â FileWriter ³ª OutputStreamWriter ¿Í °°Àº Writer ·ÎºÎÅÍ Á÷Á¢ write() ¿ÀÆÛ·¹À̼ÇÀ» È£ÃâÇÏ´Â °ÍÀº È¿À²ÀÌ ³ª»Ú±â ¶§¹®¿¡, BufferedWriter ·Î ·¦ ÇÏ´Â °ÍÀ» ÃßõÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ´ÙÀ½ÀÇ ¿¹´Â PrintWriter ÀÇ ÆÄÀÏ¿¡ÀÇ Ãâ·ÂÀ» ¹öÆÛ¸µ ÇÕ´Ï´Ù.

 PrintWriter out
   = new PrintWriter(new BufferedWriter(new FileWriter("foo.out")));
 
¹öÆÛ¸µ ÇÏÁö ¾Ê´Â °æ¿ì´Â print() ¸Þ¼Òµå¸¦ È£ÃâÇÒ ¶§¸¶´Ù ij¸¯Å͸¦ ¹ÙÀÌÆ®·Î º¯È¯ÇØ Áï½Ã ÆÄÀÏ¿¡ ±âÀÔÇϹǷÎ, È¿À²ÀÌ ¸Å¿ì ³ªºüÁý´Ï´Ù.

µµÀÔµÈ ¹öÁ¯:
JDK1. 1
°ü·Ã Ç׸ñ:
PrintWriter , FileWriter , OutputStreamWriter

ÇʵåÀÇ °³¿ä
 
Ŭ·¡½º java.io. Writer ¿¡¼­ »ó¼Ó¹ÞÀº Çʵå
lock
 
»ý¼ºÀÚÀÇ °³¿ä
BufferedWriter (Writer  out)
          µðÆúÆ® »çÀÌÁîÀÇ Ãâ·Â ¹öÆÛ·Î ¹öÆÛ¸µ µÈ, ij¸¯ÅÍÇü Ãâ·Â ½ºÆ®¸²À» ÀÛ¼ºÇÕ´Ï´Ù.
BufferedWriter (Writer  out, int sz)
          ÁöÁ¤µÈ »çÀÌÁîÀÇ Ãâ·Â ¹öÆÛ·Î ¹öÆÛ¸µ µÈ, ij¸¯ÅÍÇü Ãâ·Â ½ºÆ®¸²À» »õ·Ó°Ô ÀÛ¼ºÇÕ´Ï´Ù.
 
¸Þ¼ÒµåÀÇ °³¿ä
 void close ()
          ½ºÆ®¸²À» ´Ý½À´Ï´Ù.
 void flush ()
          ½ºÆ®¸²À» Ç÷¡½Ã ÇÕ´Ï´Ù.
 void newLine ()
          Çà ´Ü¶ô ij¸¯Å͸¦ ±âÀÔÇÕ´Ï´Ù.
 void write (char[] cbuf, int off, int len)
          Ä³¸¯ÅÍÀÇ ¹è¿­ÀÇ ÀϺθ¦ ±âÀÔÇÕ´Ï´Ù.
 void write (int c)
          ´ÜÀÏÀÇ Ä³¸¯Å͸¦ ±âÀÔÇÕ´Ï´Ù.
 void write (String  s, int off, int len)
          String ÀÇ ÀϺθ¦ ±âÀÔÇÕ´Ï´Ù.
 
Ŭ·¡½º java.io. Writer ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
write , write
 
Ŭ·¡½º java.lang. Object ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
clone , equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait
 

»ý¼ºÀÚÀÇ »ó¼¼

BufferedWriter

public BufferedWriter(Writer  out)
µðÆúÆ® »çÀÌÁîÀÇ Ãâ·Â ¹öÆÛ·Î ¹öÆÛ¸µ µÈ, ij¸¯ÅÍÇü Ãâ·Â ½ºÆ®¸²À» ÀÛ¼ºÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
out - Writer

BufferedWriter

public BufferedWriter(Writer  out,
                      int sz)
ÁöÁ¤µÈ »çÀÌÁîÀÇ Ãâ·Â ¹öÆÛ·Î ¹öÆÛ¸µ µÈ, ij¸¯ÅÍÇü Ãâ·Â ½ºÆ®¸²À» »õ·Ó°Ô ÀÛ¼ºÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
out - Writer
sz - Ãâ·Â ¹öÆÛÀÇ »çÀÌÁî. Á¤ÀÇ Á¤¼ö
¿¹¿Ü:
IllegalArgumentException - sz °¡ 0 ÀÌÇÏÀÇ °æ¿ì
¸Þ¼ÒµåÀÇ »ó¼¼

write

public void write(int c)
           throws IOException 
´ÜÀÏÀÇ Ä³¸¯Å͸¦ ±âÀÔÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Writer ³»ÀÇ write
ÆÄ¶ó¹ÌÅÍ:
c - ±âÀÔÇϴ ij¸¯Å͸¦ ÁöÁ¤ÇÏ´Â int
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

write

public void write(char[] cbuf,
                  int off,
                  int len)
           throws IOException 
ij¸¯ÅÍÀÇ ¹è¿­ÀÇ ÀϺθ¦ ±âÀÔÇÕ´Ï´Ù.

Åë»ó ÀÌ ¸Þ¼Òµå´Â ÁöÁ¤µÈ ¹è¿­·ÎºÎÅÍ ÀÌ ½ºÆ®¸²ÀÇ ¹öÆÛ¿¡ ij¸¯Å͸¦ ÀúÀåÇØ, Çʿ信 µû¶ó¼­ ±âº»ÀÌ µÇ´Â ½ºÆ®¸²¿¡ ¹öÆÛ¸¦ Ç÷¡½Ã ÇÕ´Ï´Ù. ±×·¯³ª, ¿ä±¸µÈ ±æÀ̰¡ ÀÌ ½ºÆ®¸²ÀÇ ¹öÆÛ¿Í °°Àº Å©±â ÀÌ»óÀÇ °æ¿ì, ÀÌ ¸Þ¼Òµå´Â ¹öÆÛ¸¦ Ç÷¡½Ã ÇØ, ±× ij¸¯Å͸¦ Á÷Á¢ ±âº»ÀÌ µÇ´Â ½ºÆ®¸²¿¡ ±âÀÔÇÕ´Ï´Ù. ÀÌ ¶§¹®¿¡, ¿©ºÐÀÇ BufferedWriter °¡, µ¥ÀÌÅ͸¦ ºÒÇÊ¿äÇÏ°Ô Ä«ÇÇÇÏ´Â ÀÏÀÌ ¾ø½À´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º Writer ³»ÀÇ write
ÆÄ¶ó¹ÌÅÍ:
cbuf - ij¸¯ÅÍÇü ¹è¿­
off - ij¸¯ÅÍÀÇ read °³½Ã ¿ÀÇÁ¼Â(offset)
len - ±âÀÔÇϴ ij¸¯Åͼö
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

write

public void write(String  s,
                  int off,
                  int len)
           throws IOException 
String ÀÇ ÀϺθ¦ ±âÀÔÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Writer ³»ÀÇ write
ÆÄ¶ó¹ÌÅÍ:
s - ±âÀÔÇØÁö´Â ij¸¯ÅÍ ¶óÀÎ
off - ij¸¯ÅÍÀÇ read °³½Ã ¿ÀÇÁ¼Â(offset)
len - ±âÀÔÇϴ ij¸¯Åͼö
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

newLine

public void newLine()
             throws IOException 
Çà ´Ü¶ô ij¸¯Å͸¦ ±âÀÔÇÕ´Ï´Ù. Çà ´Ü¶ô ij¸¯ÅÍ´Â ½Ã½ºÅÛÀÇ line.separator ÇÁ·ÎÆÛƼ·Î Á¤ÀÇµÇ¾î ´ÜÀÏÀÇ °³Çà ij¸¯ÅÍ ('\n')¶ó°í´Â ÇÒ ¼ö ¾ø½À´Ï´Ù.

¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

flush

public void flush()
           throws IOException 
½ºÆ®¸²À» Ç÷¡½Ã ÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º Writer ³»ÀÇ flush
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

close

public void close()
           throws IOException 
½ºÆ®¸²À» ´Ý½À´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º Writer ³»ÀÇ close
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

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.

Java, Java 2 D, ¹× JDBC ´Â ¹Ì±¹ ¹× ±× ¿ÜÀÇ ³ª¶ó¿¡ À־ÀÇ ¹Ì±¹ Sun Microsystems, Inc. ÀÇ »óÇ¥ ȤÀº µî·Ï»óÇ¥ÀÔ´Ï´Ù.
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