JavaTM 2
Platform
Std.  Ed.  v1. 4.0

java.nio.channels.spi
Ŭ·¡½º AbstractSelectableChannel

java.lang.Object 
  |
  +--java.nio.channels.spi.AbstractInterruptibleChannel 
        |
        +--java.nio.channels.SelectableChannel 
              |
              +--java.nio.channels.spi.AbstractSelectableChannel
¸ðµç ±¸Çö ÀÎÅÍÆäÀ̽º:
Channel , InterruptibleChannel
Á÷°èÀÇ ±âÁ¸ÀÇ ¼­ºê Ŭ·¡½º:
DatagramChannel , Pipe.SinkChannel , Pipe.SourceChannel , ServerSocketChannel , SocketChannel

public abstract class AbstractSelectableChannel
extends SelectableChannel

¼±Åà °¡´É ä³ÎÀÇ º£À̽º ±¸Çö Ŭ·¡½ºÀÔ´Ï´Ù.

ÀÌ Å¬·¡½º´Â ä³ÎÀÇ µî·Ï, µî·Ï ÇØÁ¦, Ŭ·Î¿ìÁîÀÇ Ã³¸®¸¦ ½Ç½ÃÇÏ´Â ¸Þ¼Òµå¸¦ Á¤ÀÇÇÕ´Ï´Ù. ÀÌ Å¬·¡½º´Â ÇöÀç ºí·Ï ¸ðµå°¡ µÇ¾î ÀÖ´Â ÀÌ Ã¤³Î°ú ÇöÀçÀÇ ¼±Åà Ű ¼¼Æ®¸¦ °ü¸®ÇÕ´Ï´Ù. ¶Ç,SelectableChannel ÁöÁ¤µÈ ±¸Çö¿¡ ÇÊ¿äÇÑ ¸ðµç µ¿±â 󸮸¦ ½ÇÇàÇÕ´Ï´Ù. ÀÌ Å¬·¡½º¿¡ Á¤Àǵǰí ÀÖ´Â abstract protected ¸Þ¼ÒµåÀÇ ±¸ÇöÀº °°Àº Á¶ÀÛÀ¸·Î »ç¿ëµÇ´Â ±× ¿ÜÀÇ thread¿Í ¹Ýµå½Ã µ¿±â Çϰí ÀÖÁö ¾Ê½À´Ï´Ù.

µµÀÔµÈ ¹öÁ¯:
1.4

»ý¼ºÀÚÀÇ °³¿ä
protected AbstractSelectableChannel (SelectorProvider  provider)
          ÀÌ Å¬·¡½ºÀÇ »õ·Î¿î ÀνºÅϽº¸¦ ÃʱâÈ­ÇÕ´Ï´Ù.
 
¸Þ¼ÒµåÀÇ °³¿ä
 Object blockingLock ()
          configureBlocking ¸Þ¼Òµå¿Í register ¸Þ¼Òµå°¡ µ¿±â ÇÏ´Â ¿ÀºêÁ§Æ®¸¦ µ¹·ÁÁÝ´Ï´Ù.
 SelectableChannel configureBlocking (boolean block)
          ÀÌ Ã¤³ÎÀÇ ºí·Ï ¸ðµå¸¦ Á¶Á¤ÇÕ´Ï´Ù.
protected  void implCloseChannel ()
          ÀÌ Ã¤³ÎÀ» Ŭ·Î¿ìÁî ÇÕ´Ï´Ù.
protected abstract  void implCloseSelectableChannel ()
          ÀÌ ¼±Åà °¡´É ä³ÎÀ» Ŭ·Î¿ìÁî ÇÕ´Ï´Ù.
protected abstract  void implConfigureBlocking (boolean block)
          ÀÌ Ã¤³ÎÀÇ ºí·Ï ¸ðµå¸¦ Á¶Á¤ÇÕ´Ï´Ù.
 boolean isBlocking ()
          ÀÌ Ã¤³Î»óÀÇ °³°³ÀÇ ÀÔÃâ·Â Á¶ÀÛÀÌ ÀüÀÇ ÀÔÃâ·Â Á¶ÀÛÀÌ ¿Ï·áÇÒ ¶§±îÁö ºí·Ï µÉÁö ¾î¶³Áö¸¦ ÆÇ´ÜÇÕ´Ï´Ù.
 boolean isRegistered ()
          ÇöÀç ÀÌ Ã¤³ÎÀÌ ½Ç·ºÅÍ¿¡ µî·ÏµÇ¾î ÀÖ´ÂÁö ¾î¶²Áö¸¦ ÆÇ´ÜÇÕ´Ï´Ù.
 SelectionKey keyFor (Selector  sel)
          Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏµÇ¾î ÀÖ´Â °ÍÀ» ³ªÅ¸³»´Â ۸¦ ÃëµæÇÕ´Ï´Ù.
 SelectorProvider provider ()
          ÀÌ Ã¤³ÎÀÇ ÀÛ¼º¿øÇÁ·Î¹ÙÀÌ´õ¸¦ µ¹·ÁÁÝ´Ï´Ù.
 SelectionKey register (Selector  sel, int ops, Object  att)
          ÀÌ Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏÇØ, ¼±Åà ۸¦ µ¹·ÁÁÝ´Ï´Ù.
 
Ŭ·¡½º java.nio.channels. SelectableChannel ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
register , validOps
 
Ŭ·¡½º java.nio.channels.spi. AbstractInterruptibleChannel ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
begin , close , end , isOpen
 
Ŭ·¡½º java.lang. Object ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
clone , equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait
 
ÀÎÅÍÆäÀ̽º java.nio.channels. Channel ¿¡¼­ »ó¼Ó¹ÞÀº ¸Þ¼Òµå
close , isOpen
 

»ý¼ºÀÚÀÇ »ó¼¼

AbstractSelectableChannel

protected AbstractSelectableChannel(SelectorProvider  provider)
ÀÌ Å¬·¡½ºÀÇ »õ·Î¿î ÀνºÅϽº¸¦ ÃʱâÈ­ÇÕ´Ï´Ù.

¸Þ¼ÒµåÀÇ »ó¼¼

provider

public final SelectorProvider  provider()
ÀÌ Ã¤³ÎÀÇ ÀÛ¼º¿øÇÁ·Î¹ÙÀÌ´õ¸¦ µ¹·ÁÁÝ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ provider
¹Ýȯ°ª:
ÀÌ Ã¤³ÎÀÇ ÀÛ¼º¿øÇÁ·Î¹ÙÀÌ´õ

isRegistered

public final boolean isRegistered()
Ŭ·¡½º SelectableChannel ÀÇ ±â¼ú:
ÇöÀç ÀÌ Ã¤³ÎÀÌ ½Ç·ºÅÍ¿¡ µî·ÏµÇ¾î ÀÖ´ÂÁö ¾î¶²Áö¸¦ ÆÇ´ÜÇÕ´Ï´Ù. »õ·Ó°Ô ÀÛ¼ºµÈ ä³ÎÀº µî·ÏµÇ¾î ÀÖÁö ¾Ê½À´Ï´Ù.

ŰÀÇ Ãë¼Ò·ÎºÎÅÍ Ã¤³ÎÀÇ µî·Ï ÇØÁ¦±îÁöÀÇ »çÀÌ¿¡ ¹ß»ýÇÏ´Â ÇÊ¿¬ÀûÀÎ Áö¿¬À̱⠶§¹®¿¡, ۸¦ ¸ðµÎ Ãë¼ÒÇØµµ, ´çºÐ°£ÀÇ »çÀÌ Ã¤³ÎÀÇ µî·ÏÀº ÇØÁ¦µÇÁö ¾Ê½À´Ï´Ù. ä³ÎÀ» Ŭ·Î¿ìÁî ÇßÀ» ¶§µµ °°½À´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ isRegistered
¹Ýȯ°ª:
ÀÌ Ã¤³ÎÀÌ µî·ÏµÇ¾î ÀÖ´Â °æ¿ì¿¡ ÇÑÇØ true

keyFor

public final SelectionKey  keyFor(Selector  sel)
Ŭ·¡½º SelectableChannel ÀÇ ±â¼ú:
ä³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏµÇ¾î ÀÖ´Â °ÍÀ» ³ªÅ¸³»´Â ۸¦ ÃëµæÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ keyFor
¹Ýȯ°ª:
Àüȸ ÀÌ Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏÇßÀ» ¶§ µ¹·ÁÁÖ¾îÁø Ű. ÇöÀç ÀÌ Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏµÇÁö ¾ÊÀº °æ¿ì´Â null

register

public final SelectionKey  register(Selector  sel,
                                   int ops,
                                   Object  att)
                            throws ClosedChannelException 
ÀÌ Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏÇØ, ¼±Åà ۸¦ µ¹·ÁÁÝ´Ï´Ù.

ÀÌ ¸Þ¼Òµå´Â ÃÖÃÊ·Î ÀÌ Ã¤³ÎÀÌ ¿ÀÇÂÇϰí ÀÖ´Â °ÍÀ¸·Î, ÁöÁ¤µÈ Ãʱ⠴ë»ó ¼¼Æ®°¡ À¯È¿ÇÑ °ÍÀ» È®ÀÎÇÕ´Ï´Ù.

ÀÌ Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏµÇ¾î ÀÖ´Â °æ¿ì, ±× ´ë»ó ¼¼Æ®°¡ ÁöÁ¤µÈ °ªÀ¸·Î ¼³Á¤µÇ¾î µî·ÏÀ» ³ªÅ¸³»´Â ¼±Åà ۰¡ µ¹·ÁÁÖ¾îÁý´Ï´Ù.

±× ÀÌ¿ÜÀÇ °æ¿ì, ÀÌ Ã¤³ÎÀº ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ ¾ÆÁ÷ µî·ÏµÇÁö ¾Ê±â ¶§¹®¿¡, ÀûÀýÇÑ ¶ôÀ» º¸°ü À¯ÁöÇÑ »óÅ·Π½Ç·ºÅÍÀÇ register ¸Þ¼Òµå°¡ ºÒ·Á °©´Ï´Ù. °á°úÀÇ Å°´Â µ¹·ÁÁÖ¾îÁö±â Àü¿¡, ÀÌ Ã¤³ÎÀÇ Å° ¼¼Æ®¿¡ Ãß°¡µË´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ register
ÆÄ¶ó¹ÌÅÍ:
sel - ÀÌ Ã¤³ÎÀÇ µî·Ïó ½Ç·ºÅÍ
ops - »ý¼ºµÈ ŰÀÇ ´ë»ó ¼¼Æ®
att - »ý¼ºµÈ ŰÀÇ Ã·ºÎ. null ÀÇ °æ¿ìµµ ÀÖ´Ù
¹Ýȯ°ª:
ÀÌ Ã¤³ÎÀÌ ÁöÁ¤µÈ ½Ç·ºÅÍ¿¡ µî·ÏµÇ¾î ÀÖ´Â °ÍÀ» ³ªÅ¸³»´Â Ű
¿¹¿Ü:
ClosedChannelException - ÀÌ Ã¤³ÎÀÌ Å¬·Î¿ìÁî Çϰí ÀÖ´Â °æ¿ì

implCloseChannel

protected final void implCloseChannel()
                               throws IOException 
ÀÌ Ã¤³ÎÀ» Ŭ·Î¿ìÁî ÇÕ´Ï´Ù.

ÀÌ ¸Þ¼Òµå´Â AbstractInterruptibleChannel Ŭ·¡½º·Î ÁöÁ¤µÇ°í ÀÖ¾îclose ¸Þ¼Òµå¿¡ ÀÇÇØ ºÒ·Á °©´Ï´Ù. ¶Ç, ÀÌ Ã¤³ÎÀ» ½ÇÁ¦·Î Ŭ·Î¿ìÁî Çϱâ À§Çؼ­,implCloseSelectableChannel ¸Þ¼Òµå¸¦ È£ÃâÇÕ´Ï´Ù. ´ÙÀ½¿¡, ÀÌ Ã¤³ÎÀÇ Å°¸¦ ¸ðµÎ Ãë¼ÒÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º AbstractInterruptibleChannel ³»ÀÇ implCloseChannel
¿¹¿Ü:
IOException - ä³ÎÀÇ Å¬·Î¿ìÁîÁß¿¡ ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

implCloseSelectableChannel

protected abstract void implCloseSelectableChannel()
                                            throws IOException 
ÀÌ ¼±Åà °¡´É ä³ÎÀ» Ŭ·Î¿ìÁî ÇÕ´Ï´Ù.

ÀÌ ¸Þ¼Òµå´Â ½ÇÁ¦·Î ä³ÎÀ» Ŭ·Î¿ìÁî Çϱâ À§ÇÑ(ÇØ),close ¸Þ¼Òµå¿¡ ÀÇÇØ ºÒ·Á °©´Ï´Ù. ÀÌ ¸Þ¼Òµå´Â ä³ÎÀÌ ¾ÆÁ÷ Ŭ·Î¿ìÁî Çϰí ÀÖÁö ¾Ê°í ÇâÈÄ ºÒ·Á °¥ °¡´É¼ºÀÌ ¾ø´Â °æ¿ì¿¡°Ô¸¸ ºÒ·Á °©´Ï´Ù.

ÀÌ ¸Þ¼ÒµåÀÇ ±¸ÇöÀº ÀÌ Ã¤³Î¿¡ ´ëÇÑ ÀÔÃâ·Â Á¶ÀÛÀÇ µµÁß¿¡ ºí·Ï µÇ´Â ±× ¿ÜÀÇ thread¸¦, ¿¹¿Ü¸¦ ½½·Î¿ì ÇÏ´ÂÁö Åë»óÀÇ ¹æ¹ýÀ» »ç¿ëÇØ Áï½Ã Á¾·á½ÃŰ°Ô µÇ¾î ÀÖ½À´Ï´Ù.

IOException

isBlocking

public final boolean isBlocking()
Ŭ·¡½º SelectableChannel ÀÇ ±â¼ú:
ÀÌ Ã¤³Î»óÀÇ °³°³ÀÇ ÀÔÃâ·Â Á¶ÀÛÀÌ ÀüÀÇ ÀÔÃâ·Â Á¶ÀÛÀÌ ¿Ï·áÇÒ ¶§±îÁö ºí·Ï µÉÁö ¾î¶³Áö¸¦ ÆÇ´ÜÇÕ´Ï´Ù. »õ·Ó°Ô ÀÛ¼ºµÈ ä³ÎÀº Ç×»ó ºí·Ï ¸ðµåÀÔ´Ï´Ù.

ÀÌ Ã¤³ÎÀÌ Å¬·Î¿ìÁî Çϰí ÀÖ´Â °æ¿ì, ÀÌ ¸Þ¼ÒµåÀÇ ¹Ýȯ°ªÀº ƯÁ¤µÇÁö ¾Ê½À´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ isBlocking
¹Ýȯ°ª:
ÀÌ Ã¤³ÎÀÌ ºí·Ï ¸ðµåÀÎ °æ¿ì¿¡ ÇÑÇØ true

blockingLock

public final Object  blockingLock()
Ŭ·¡½º SelectableChannel ÀÇ ±â¼ú:
configureBlocking ¸Þ¼Òµå¿Í register ¸Þ¼Òµå°¡ µ¿±â ÇÏ´Â ¿ÀºêÁ§Æ®¸¦ µ¹·ÁÁÝ´Ï´Ù. ÀÌ ±â´ÉÀº ƯÁ¤ÀÇ ºí·Ï ¸ðµå¸¦ ´Ü½Ã°£ º¸°ü À¯ÁöÇÒ Çʿ䰡 ÀÖ´Â ¾î´ðÅ͸¦ ±¸ÇöÇÏ´Â °æ¿ì¿¡ Æí¸®ÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ blockingLock
¹Ýȯ°ª:
ºí·Ï ¸ðµåÀÇ ¶ô ¿ÀºêÁ§Æ®

configureBlocking

public final SelectableChannel  configureBlocking(boolean block)
                                          throws IOException 
ÀÌ Ã¤³ÎÀÇ ºí·Ï ¸ðµå¸¦ Á¶Á¤ÇÕ´Ï´Ù.

ÁöÁ¤µÈ ºí·Ï ¸ðµå°¡ ÇöÀçÀÇ ºí·Ï ¸ðµå¿Í ´Ù¸£°í ÀÖ´Â °æ¿ì, ÀÌ ¸Þ¼Òµå´Â ¸ðµå¸¦ º¯°æÇϱâ À§ÇØ(¶§¹®¿¡), ÀûÀýÇÑ ¶ôÀ» º¸°ü À¯ÁöÇÑ »óÅ·ΠimplConfigureBlocking ¸Þ¼Òµå¸¦ È£ÃâÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º SelectableChannel ³»ÀÇ configureBlocking
ÆÄ¶ó¹ÌÅÍ:
block - ÀÌ Ã¤³ÎÀÌ ºí·Ï ¸ðµå°¡ µÇ´Â °æ¿ì´Â true, ºñºí·Ï ¸ðµå°¡ µÇ´Â °æ¿ì´Â false
¹Ýȯ°ª:
ÀÌ ¼±Åà °¡´É ä³Î
¿¹¿Ü:
IOException - ÀÔÃâ·Â ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì

implConfigureBlocking

protected abstract void implConfigureBlocking(boolean block)
                                       throws IOException 
ÀÌ Ã¤³ÎÀÇ ºí·Ï ¸ðµå¸¦ Á¶Á¤ÇÕ´Ï´Ù.

ÀÌ ¸Þ¼Òµå´Â ºí·Ï ¸ðµå¸¦ ½ÇÁ¦·Î º¯°æÇϱâ À§ÇØ(¶§¹®¿¡),configureBlocking ¸Þ¼Òµå¿¡ ÀÇÇØ ºÒ·Á °©´Ï´Ù. ÀÌ ¸Þ¼Òµå´Â »õ·Î¿î ¸ðµå°¡ ÇöÀçÀÇ ¸ðµå¿Í ´Ù¸£°í ÀÖ´Â °æ¿ì¿¡ ÇÑÇØ ºÒ·Á °©´Ï´Ù.

¿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.

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