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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀÌÀü Ŭ·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
java.lang.Object java.net.DatagramSocket java.net.MulticastSocket
public class MulticastSocket
¸ÖƼ ij½ºÆ® µ¥ÀÌÅÍ ±×·¥ ¼ÒÄÏ Å¬·¡½º´Â IP ¸ÖƼ ij½ºÆ® ÆÐŶÀ» ¼Û¼ö½Å ÇÒ °æ¿ì¿¡ µµ¿òÀÌ µË´Ï´Ù. MulticastSocket´Â ÀÎÅͳݻó¿ÜÀÇ ¸ÖƼ ij½ºÆ® È£½ºÆ®ÀÇ ¡¸±×·ì¡¹¿¡ Âü°¡ÇÏ´Â Ãß°¡ ±â´ÉÀ» °¡Áö´Â (UDP) DatagramSocket ÀÔ´Ï´Ù.
¸ÖƼ ij½ºÆ® ±×·ìÀº Ŭ·¡½º D IP ÁÖ¼Ò ¹× Ç¥ÁØ UDP Æ÷Æ® ¹øÈ£¿¡ ÀÇÇØ ÁöÁ¤µË´Ï´Ù. Ŭ·¡½º D IP ÁÖ¼ÒÀÇ ¹üÀ§´Â 224.0. 0.0
¿¡¼ 239.255. 255.255
±îÁöÀÔ´Ï´Ù. ÁÖ¼Ò 224.0. 0.0 Àº ¿¹¾àµÇ°í ÀÖ¾î »ç¿ëÇÒ ¼ö ¾ø½À´Ï´Ù.
¸ÖƼ ij½ºÆ® ±×·ì¿¡ Âü°¡ÇÏ·Á¸é,
ÃÖÃÊ·Î ¸ñÀûÀÇ Æ÷Æ®·Î MulticastSocket¸¦ ÀÛ¼ºÇØ, °è¼ÓµÇ¾î joinGroup(InetAddress groupAddr)
¸Þ¼µå¸¦ È£ÃâÇÕ´Ï´Ù.
// join a Multicast group and send the group salutations ... String msg = "Hello"; InetAddress group = InetAddress.getByName("228.5. 6.7"); MulticastSocket s = new MulticastSocket(6789); s.joinGroup(group); DatagramPacket hi = new DatagramPacket(msg.getBytes(), msg.length(), group, 6789); s.send(hi); // get their responses! byte[] buf = new byte[1000]; DatagramPacket recv = new DatagramPacket(buf, buf.length); s.receive(recv); ... // OK, I'm done talking - leave the group... s.leaveGroup(group);¸ÖƼ ij½ºÆ® ±×·ì¿¡ ¸Þ¼¼Áö¸¦ ¼Û½ÅÇϸé, ±× È£½ºÆ®¿Í Æ÷Æ®ÀÇ ¸ðµçÂü°¡ÀÚ°¡ ¸Þ¼¼Áö¸¦ ¹Þ¾ÆµéÀÔ´Ï´Ù (´Ù¸¸ ÆÐŶÀÇ À¯È¿±â°£³»¿¡ ÇÑÁ¤µÈ´Ù. ÀÚ¼¼ÇÑ °ÍÀº Èļú). ¸ÖƼ ij½ºÆ® ±×·ì¿¡ ¸Þ¼¼Áö¸¦ ¼Û½ÅÇϱâ À§Çؼ´Â ¼ÒÄÏÀÌ ±× ¸ÖƼ ij½ºÆ® ±×·ìÀÇ ¸â¹öÀÏ ÇÊ¿ä´Â ¾ø½À´Ï´Ù.
¼ÒÄÏÀÌ ¸ÖƼ ij½ºÆ® ±×·ì ¶Ç´Â Æ÷Æ®¿¡ Âü°¡Çϸé, ´Ù¸¥ È£½ºÆ®·ÎºÎÅÍ ±× ±×·ì ¶Ç´Â Æ÷Æ®¿¡ ¼Û½ÅµÈ µ¥ÀÌÅÍ ±×·¥À» ¼ö½ÅÇÒ ¼ö ÀÖ½À´Ï´Ù . ±× ±×·ì°ú Æ÷Æ®¿ÜÀÇ ¸â¹öµµ ¸ðµÎ °°Àº µ¥ÀÌÅÍ ±×·¥À» ¼ö½ÅÇÕ´Ï´Ù. ¼ÒÄÏÀ» ±×·ìÀ¸·ÎºÎÅÍ Á¦¿ÜÇÏ·Á¸é, leaveGroup(InetAddress addr) ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. º¹¼öÀÇ MulticastSocket°¡ µ¿½Ã¿¡ ¸ÖƼ ij½ºÆ® ±×·ì°ú Æ÷Æ®¿¡ Âü°¡ÇÒ ¼ö°¡ ÀÖ¾î ±×·¯ÇÑ MulticastSocket´Â ¸ðµÎ °°Àº ±×·ì µ¥ÀÌÅÍ ±×·¥À» ¼ö½ÅÇÕ´Ï´Ù.
ÇöÀç·Î¼´Â ¾ÖÇø´¿¡¼´Â ¸ÖƼ ij½ºÆ® ¼ÒÄÏÀ» »ç¿ëÇÒ ¼ö ¾ø½À´Ï´Ù.
»ý¼ºÀÚ °³¿ä | |
---|---|
MulticastSocket ()
¸ÖƼ ij½ºÆ® ¼ÒÄÏÀ» ÀÛ¼ºÇÕ´Ï´Ù. |
|
MulticastSocket (int port)
ƯÁ¤ÀÇ Æ÷Æ®¿¡ ¹ÙÀÎµå µÈ ¸ÖƼ ij½ºÆ® ¼ÒÄÏÀ» ÀÛ¼ºÇÕ´Ï´Ù. |
|
MulticastSocket (SocketAddress bindaddr)
ÁöÁ¤µÈ ¼ÒÄÏ ÁÖ¼Ò¿¡ ¹ÙÀÎµå µÈ MulticastSocket¸¦ ÀÛ¼ºÇÕ´Ï´Ù. |
¸Þ¼µå °³¿ä | |
---|---|
InetAddress |
getInterface ()
¸ÖƼ ij½ºÆ® ÆÐŶ¿¡ »ç¿ëÇÏ´Â ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽ºÀÇ ÁÖ¼Ò¸¦ ÃëµæÇÕ´Ï´Ù. |
boolean |
getLoopbackMode ()
¸ÖƼ ij½ºÆ® µ¥ÀÌÅÍ ±×·¥ÀÇ ·ÎÄà ·çÇÁ¹éÀÇ ¼³Á¤Ä¡¸¦ ÃëµæÇÕ´Ï´Ù. |
NetworkInterface |
getNetworkInterface ()
¸ÖƼ ij½ºÆ® ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º ¼¼Æ®¸¦ ÃëµæÇÕ´Ï´Ù. |
int |
getTimeToLive ()
ÀÌ ¼ÒÄÏÀ¸·ÎºÎÅÍ ¼Û½ÅµÇ´Â ¸ÖƼ ij½ºÆ® ÆÐŶÀÇ µðÆúÆ®ÀÇ À¯È¿±â°£À» ÃëµæÇÕ´Ï´Ù. |
byte |
getTTL ()
ÃßõÇÏÁö ¾Ê½À´Ï´Ù. ´ë½Å¿¡ byte´Â ¾Æ´Ï°í int¸¦ µ¹·ÁÁÖ´Â getTimeToLive ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. |
void |
joinGroup (InetAddress mcastaddr)
¸ÖƼ ij½ºÆ® ±×·ì¿¡ Âü°¡ÇÕ´Ï´Ù. |
void |
joinGroup (SocketAddress mcastaddr,
NetworkInterface netIf)
ÁöÁ¤µÈ ÀÎÅÍÆäÀ̽º·Î ÁöÁ¤µÈ ¸ÖƼ ij½ºÆ® ±×·ì¿¡ Âü°¡ÇÕ´Ï´Ù. |
void |
leaveGroup (InetAddress mcastaddr)
¸ÖƼ ij½ºÆ® ±×·ìÀ¸·ÎºÎÅÍ ¸Ö¾îÁý´Ï´Ù. |
void |
leaveGroup (SocketAddress mcastaddr,
NetworkInterface netIf)
ÁöÁ¤µÈ ·ÎÄà ÀÎÅÍÆäÀ̽º»óÀÇ ¸ÖƼ ij½ºÆ® ±×·ìÀ¸·ÎºÎÅÍ ¸Ö¾îÁý´Ï´Ù. |
void |
send (DatagramPacket p,
byte ttl)
ÃßõÇÏÁö ¾Ê½À´Ï´Ù. ´ÙÀ½ÀÇ ÄÚµå ¶Ç´Â ±×°Í°ú µ¿µîÀÇ Äڵ带 »ç¿ëÇÑ´Ù: ...... int ttl = mcastSocket.getTimeToLive(); mcastSocket.setTimeToLive(newttl); mcastSocket.send(p); mcastSocket.setTimeToLive(ttl); ...... |
void |
setInterface (InetAddress inf)
³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽ºÀÇ °ª¿¡ ÀÇÇØ ±× µ¿ÀÛÀÌ ¿µÇâÀ» ¹Þ´Â ¸Þ¼µå°¡ »ç¿ëÇÏ´Â ¸ÖƼ ij½ºÆ® ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¸¦ ¼³Á¤ÇÕ´Ï´Ù. |
void |
setLoopbackMode (boolean disable)
¸ÖƼ ij½ºÆ® µ¥ÀÌÅÍ ±×·¥ÀÇ ·ÎÄà ·çÇÁ¹éÀ» À¯È¿ ¶Ç´Â ¹«È¿·Î ÇÕ´Ï´Ù. |
void |
setNetworkInterface (NetworkInterface netIf)
ÀÌ ¼ÒÄÏÀ¸·ÎºÎÅÍ ¼Û½ÅµÇ´Â ¼ÛÃâ ¸ÖƼ ij½ºÆ® µ¥ÀÌÅÍ ±×·¥¿ëÀÇ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¸¦ ÁöÁ¤ÇÕ´Ï´Ù. |
void |
setTimeToLive (int ttl)
¸ÖƼ ij½ºÆ®ÀÇ ½ºÄÚÇÁ¸¦ Á¦¾îÇϱâ À§Çؼ ÀÌ MulticastSocket ·Î
ºÎÅÍ ¼Û½ÅµÇ´Â ¸ÖƼ ij½ºÆ® ÆÐŶÀÇ µðÆúÆ®ÀÇ À¯È¿±â°£À» ¼³Á¤ÇÕ´Ï´Ù. |
void |
setTTL (byte ttl)
ÃßõÇÏÁö ¾Ê½À´Ï´Ù. ´ë½Å¿¡ ttl ÇüÅ·μ byte´Â ¾Æ´Ï°í int¸¦ »ç¿ëÇÏ´Â setTimeToLive ¸Þ¼µå¸¦ »ç¿ëÇÕ´Ï´Ù. |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
---|
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
»ý¼ºÀÚ »ó¼¼ |
---|
public MulticastSocket() throws IOException
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkListen
°¡
Àμö·Î¼ 0À» ÁöÁ¤ÇØ ºÒ·Á°¡
ÀÌ Á¶ÀÛÀÌ Çã°¡µÇ°í ÀÖ´Â °ÍÀ» È®ÀÎÇÕ´Ï´Ù. ÀÌ °á°ú, SecurityException°¡ µÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
¼ÒÄÏÀÌ ÀÛ¼ºµÇ¸é, DatagramSocket.setReuseAddress(boolean)
¸Þ¼µå°¡ ºÒ·Á°¡
SO_REUSEADDR ¼ÒÄÏ ¿É¼ÇÀÌ À¯È¿ÇÏ°Ô µË´Ï´Ù.
IOException
- MulticastSocket
»ý¼ºÁß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkListen
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkListen(int)
,
DatagramSocket.setReuseAddress(boolean)
public MulticastSocket(int port) throws IOException
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkListen
¸Þ¼µå°¡ Àμö·Î¼ port
¸¦ ÁöÁ¤ÇØ ºÒ·Á°¡
ÀÌ Á¶ÀÛÀÌ Çã°¡µÇ°í ÀÖ´Â °ÍÀ» È®ÀÎÇÕ´Ï´Ù. ÀÌ °á°ú, SecurityException°¡ µÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
¼ÒÄÏÀÌ ÀÛ¼ºµÇ¸é, DatagramSocket.setReuseAddress(boolean)
¸Þ¼µå°¡ ºÒ·Á°¡
SO_REUSEADDR ¼ÒÄÏ ¿É¼ÇÀÌ À¯È¿ÇÏ°Ô µË´Ï´Ù.
port
- »ç¿ëÇÏ´Â Æ÷Æ®
IOException
- MulticastSocket
»ý¼ºÁß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkListen
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkListen(int)
,
DatagramSocket.setReuseAddress(boolean)
public MulticastSocket(SocketAddress bindaddr) throws IOException
ȤÀº ÁÖ¼Ò°¡ null
ÀÎ °æ¿ì´Â ¾È ¹Ù¿îµåÀÇ ¼ÒÄÏÀ» ÀÛ¼ºÇÕ´Ï´Ù.
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkListen
¸Þ¼µå°¡ Àμö·Î¼ SocketAddress Æ÷Æ®¸¦ ÁöÁ¤ÇØ ºÒ·Á°¡
ÀÌ Á¶ÀÛÀÌ Çã°¡µÇ°í ÀÖ´Â °ÍÀ» È®ÀÎÇÕ´Ï´Ù. ÀÌ °á°ú, SecurityException°¡ µÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
¼ÒÄÏÀÌ ÀÛ¼ºµÇ¸é, DatagramSocket.setReuseAddress(boolean)
¸Þ¼µå°¡ ºÒ·Á°¡
SO_REUSEADDR ¼ÒÄÏ ¿É¼ÇÀÌ À¯È¿ÇÏ°Ô µË´Ï´Ù.
bindaddr
- ¹ÙÀεå ÇÏ´Â ¼ÒÄÏ ÁÖ¼Ò. ¾È ¹Ù¿îµåÀÇ ¼ÒÄÏÀÇ °æ¿ì´Â null
IOException
- MulticastSocket
»ý¼ºÁß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkListen
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkListen(int)
,
DatagramSocket.setReuseAddress(boolean)
¸Þ¼µåÀÇ »ó¼¼ |
---|
@Deprecated public void setTTL(byte ttl) throws IOException
MulticastSocket
·Î
ºÎÅÍ ¼Û½ÅµÇ´Â ¸ÖƼ ij½ºÆ® ÆÐŶÀÇ µðÆúÆ®ÀÇ À¯È¿±â°£À» ¼³Á¤ÇÕ´Ï´Ù.
ttl´Â ºÎÈ£ ¾øÀ½ 8 ºñÆ® µ¥ÀÌÅÍÀ̹ǷÎ0 <= ttl <= 0xFF
¹üÀ§°¡¾Æ´Ï¸é ¾ÈµË´Ï´Ù.
ttl
- À¯È¿±â°£
IOException
- µðÆúÆ®ÀÇ À¯È¿±â°£Ä¡¸¦ ¼³Á¤Áß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìgetTTL()
public void setTimeToLive(int ttl) throws IOException
MulticastSocket
·Î
ºÎÅÍ ¼Û½ÅµÇ´Â ¸ÖƼ ij½ºÆ® ÆÐŶÀÇ µðÆúÆ®ÀÇ À¯È¿±â°£À» ¼³Á¤ÇÕ´Ï´Ù.
ttl
¹üÀ§´Â 0 <= ttl <= 255
°¡
¾Æ´Ï¸é ¾ÈµË´Ï´Ù. ±×·¸Áö ¾ÊÀº °æ¿ì´Â IllegalArgumentException°¡ ¹ß»ý µË´Ï´Ù.
ttl
- À¯È¿±â°£
IOException
- µðÆúÆ®ÀÇ À¯È¿±â°£Ä¡¸¦ ¼³Á¤Áß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìgetTimeToLive()
@Deprecated public byte getTTL() throws IOException
IOException
- µðÆúÆ®ÀÇ À¯È¿±â°£Ä¡¸¦ ÃëµæÁß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìsetTTL(byte)
public int getTimeToLive() throws IOException
IOException
- µðÆúÆ®ÀÇ À¯È¿±â°£Ä¡¸¦ ÃëµæÁß¿¡ ÀÔÃâ·Â ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìsetTimeToLive(int)
public void joinGroup(InetAddress mcastaddr) throws IOException
setInterface
¶Ç´Â setNetworkInterface
¿µÇâÀ» ¹Þ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ Àμö·Î¼ mcastaddr
¸¦ ÁöÁ¤ÇØ È£ÃâÇÕ´Ï´Ù.
mcastaddr
- Âü°¡ÇÏ´Â ¸ÖƼ ij½ºÆ® ÁÖ¼Ò
IOException
- Âü°¡¿¡ ¿¡·¯°¡ ÀÖ´ÂÁö, ÁÖ¼Ò°¡ ¸ÖƼ ij½ºÆ® ÁÖ¼Ò°¡ ¾Æ´Ñ °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ Âü°¡¸¦ Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkMulticast(InetAddress)
public void leaveGroup(InetAddress mcastaddr) throws IOException
setInterface
¶Ç´Â setNetworkInterface
¿µÇâÀ» ¹Þ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ Àμö·Î¼ mcastaddr
¸¦ ÁöÁ¤ÇØ È£ÃâÇÕ´Ï´Ù.
mcastaddr
- ¶³¾îÁö´Â ¸ÖƼ ij½ºÆ® ÁÖ¼Ò
IOException
- ¿¡·¯°¡ ³²¾Æ ÀÖ´ÂÁö, ÁÖ¼Ò°¡ ¸ÖƼ ij½ºÆ® ÁÖ¼Ò°¡ ¾Æ´Ñ °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkMulticast(InetAddress)
public void joinGroup(SocketAddress mcastaddr, NetworkInterface netIf) throws IOException
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ Àμö·Î¼ mcastaddr
¸¦ ÁöÁ¤ÇØ È£ÃâÇÕ´Ï´Ù.
mcastaddr
- Âü°¡ÇÏ´Â ¸ÖƼ ij½ºÆ® ÁÖ¼ÒnetIf
- ¸ÖƼ ij½ºÆ® µ¥ÀÌÅÍ ±×·¥ ÆÐŶÀ» ¼ö½ÅÇÏ´Â ·ÎÄà ÀÎÅÍÆäÀ̽º¸¦ ÁöÁ¤ÇÑ´Ù. setInterface(InetAddress)
¶Ç´Â setNetworkInterface(NetworkInterface)
¿¡ ÀÇÇØ ¼³Á¤µÈ ÀÎÅÍÆäÀ̽º¿¡ µû¸£´Â °æ¿ì´Â null
IOException
- Âü°¡¿¡ ¿¡·¯°¡ ÀÖ´ÂÁö, ÁÖ¼Ò°¡ ¸ÖƼ ij½ºÆ® ÁÖ¼Ò°¡ ¾Æ´Ñ °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ Âü°¡¸¦ Çã°¡ÇÏÁö ¾Ê´Â °æ¿ì
IllegalArgumentException
- mcastaddr°¡ null ÀÎ °æ¿ì, ¶Ç´Â ÁÖ¼Ò°¡ ÀÌ ¼ÒÄÏÀ¸·Î Áö¿ø
µÇ¾î ÀÖÁö ¾ÊÀº SocketAddress ¼ºê Ŭ·¡½ºÀÎ °æ¿ìSecurityManager.checkMulticast(InetAddress)
public void leaveGroup(SocketAddress mcastaddr, NetworkInterface netIf) throws IOException
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ Àμö·Î¼ mcastaddr
¸¦ ÁöÁ¤ÇØ È£ÃâÇÕ´Ï´Ù.
mcastaddr
- ¶³¾îÁö´Â ¸ÖƼ ij½ºÆ® ÁÖ¼ÒnetIf
- ·ÎÄà ÀÎÅÍÆäÀ̽º¸¦ ÁöÁ¤ÇÑ´Ù. setInterface(InetAddress)
¶Ç´Â setNetworkInterface(NetworkInterface)
¿¡ ÀÇÇØ ¼³Á¤µÈ ÀÎÅÍÆäÀ̽º¿¡ µû¸£´Â °æ¿ì´Â null
IOException
- ¿¡·¯°¡ ³²¾Æ ÀÖ´ÂÁö, ÁÖ¼Ò°¡ ¸ÖƼ ij½ºÆ® ÁÖ¼Ò°¡ ¾Æ´Ñ °æ¿ì
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå°¡ ÀÌ Á¶ÀÛÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ì
IllegalArgumentException
- mcastaddr°¡ null ÀÎ °æ¿ì, ¶Ç´Â ÁÖ¼Ò°¡ ÀÌ ¼ÒÄÏÀ¸·Î Áö¿ø
µÇ¾î ÀÖÁö ¾ÊÀº SocketAddress ¼ºê Ŭ·¡½ºÀÎ °æ¿ìSecurityManager.checkMulticast(InetAddress)
public void setInterface(InetAddress inf) throws SocketException
inf
- InetAddress
SocketException
- ±âº»ÀÌ µÇ´Â ÇÁ·ÎÅäÄÝ·Î TCP ¿¡·¯µîÀÇ ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìgetInterface()
public InetAddress getInterface() throws SocketException
InetAddress
SocketException
- ±âº»ÀÌ µÇ´Â ÇÁ·ÎÅäÄÝ·Î TCP ¿¡·¯µîÀÇ ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìsetInterface(java.net.InetAddress)
public void setNetworkInterface(NetworkInterface netIf) throws SocketException
netIf
- ÀÎÅÍÆäÀ̽º
SocketException
- ±âº»ÀÌ µÇ´Â ÇÁ·ÎÅäÄÝ·Î TCP ¿¡·¯µîÀÇ ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìgetNetworkInterface()
public NetworkInterface getNetworkInterface() throws SocketException
NetworkInterface
SocketException
- ±âº»ÀÌ µÇ´Â ÇÁ·ÎÅäÄÝ·Î TCP ¿¡·¯µîÀÇ ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìsetNetworkInterface(NetworkInterface)
public void setLoopbackMode(boolean disable) throws SocketException
ÀÌ ¿É¼ÇÀº ÈùÆ®À̹ǷΠ¾îÇø®ÄÉÀ̼ÇÀ¸·Î ·çÇÁ ¹é ¸ðµåÀÇ ¼³Á¤À» Á¶»çÇÒ ÇÊ¿ä°¡ ÀÖ´Â °æ¿ì´Â getLoopbackMode()
¸¦
È£ÃâÇØ ÁÖ¼¼¿ä.
disable
- LoopbackMode¸¦ ¹«È¿·Î ÇÏ´Â °æ¿ì´Â true
SocketException
- Ä¡ÀÇ ¼³Á¤Áß¿¡ ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìgetLoopbackMode()
public boolean getLoopbackMode() throws SocketException
SocketException
- Ä¡ÀÇ ÃëµæÁß¿¡ ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ìsetLoopbackMode(boolean)
@Deprecated public void send(DatagramPacket p, byte ttl) throws IOException
setInterface
¿µÇâÀ» ¹Þ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÀÌ ¸Þ¼µå´Â ÃÖÃÊ·Î ¾î¶°ÇÑ ½ÃÅ¥·¯Æ¼ üũ¸¦ ½ÇÇàÇÕ´Ï´Ù. p.getAddress(). isMulticastAddress()
°¡ true À̸é, ÀÌ ¸Þ¼µå´Â ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå¸¦, Àμö·Î¼ p.getAddress()
¹× ttl
¸¦ ÁöÁ¤ÇØ È£ÃâÇÕ´Ï´Ù. »ó±âÀÇ ½ÄÀÇ °á°ú°¡ false ÀÎ °æ¿ì, ÀÌ ¸Þ¼µå´Â ´ë½Å¿¡ ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkConnect
¸Þ¼µå¸¦, Àμö·Î¼ p.getAddress(). getHostAddress()
¹× p.getPort()
¸¦ ÁöÁ¤ÇØ È£ÃâÇÕ´Ï´Ù. ÀÌ Á¶ÀÛÀÌ Çã°¡µÇ¾î ÀÖÁö ¾ÊÀº °æ¿ì, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ °¢ ¸Þ¼µå È£ÃâÀÇ °á°ú´Â SecurityException°¡ µÇ´Â ÀÏÀÌ ÀÖ½À´Ï´Ù.
p
- ¼Û½ÅÇÏ´Â ÆÐŶ. ÆÐŶ¿¡´Â Ç༱Áö ¸ÖƼ ij½ºÆ® IP ÁÖ¼Ò¿Í ¼Û½Å µ¥ÀÌÅÍ°¡ Æ÷ÇԵȴÙ. Ç༱Áö ¸ÖƼ ij½ºÆ® ÁÖ¼Ò¿¡ ÆÐŶÀ» ¼Û½ÅÇϱâ À§Çؼ´Â ±× ±×·ìÀÇ ¸â¹öÀÏ ÇÊ¿ä´Â ¾ø´Âttl
- ¸ÖƼ ij½ºÆ® ÆÐŶÀÇ À¯È¿±â°£ (ÀÓÀÇ). µðÆúÆ® ttl Ä¡´Â 1
IOException
- ¿¡·¯°¡ ¹ß»ýÇßÀ» °æ¿ì (TTL
¼³Á¤Áß¿¡ ¿¡·¯°¡ ¹ß»ý)
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkMulticast
¸Þ¼µå ¶Ç´Â checkConnect
ÀÌ ¼Û½ÅÀ» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìDatagramSocket.send(java.net.DatagramPacket)
,
DatagramSocket.receive(java.net.DatagramPacket)
,
SecurityManager.checkMulticast(java.net.InetAddress, byte)
,
SecurityManager.checkConnect(java.lang.String, int)
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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀÌÀü Ŭ·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms . Documentation Redistribution Policy µµ ÂüÁ¶ÇϽʽÿÀ.