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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.Objectjava.rmi.server.RemoteObject
java.rmi.server.RemoteObjectInvocationHandler
public class RemoteObjectInvocationHandler
Java ¸®¸ðÆ® ¸Þ¼µå È£Ãâ (Java RMI)·Î »ç¿ëµÇ´Â InvocationHandler
ÀÎÅÍÆäÀ̽º ±¸ÇöÀÔ´Ï´Ù. ÀÌ È£Ãâ Çڵ鷯¿Í µ¿Àû ÇÁ·Ï½Ã ÀνºÅϽº¿ÍÀÇ Æí¼ºÀº, »çÀü »ý¼ºµÈ ±×·çÅͱâ Ŭ·¡½ºÀÇ ´ë½ÅÀ¸·Î¼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
¾îÇø®ÄÉÀ̼ÇÀÌ ÀÌ Å¬·¡½º¸¦ Á÷Á¢ »ç¿ëÇÏ´Â °ÍÀº »óÁ¤µÇ°í ÀÖÁö ¾Ê½À´Ï´Ù. UnicastRemoteObject
¶Ç´Â Activatable
¸¦
»ç¿ëÇØ µ¿Àû ÇÁ·Ï½Ã·Î¼ export µÈ ¸®¸ðÆ® ¿ÀºêÁ§Æ®´Â
ÀÌ Å¬·¡½ºÀÇ ÀνºÅϽº¸¦ ±× ÇÁ·Ï½ÃÀÇ È£Ãâ Çڵ鷯·Î¼ Æ÷ÇÔÇÕ´Ï´Ù.
ÇÊµå °³¿ä |
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Ŭ·¡½º java.rmi.server. RemoteObject ·ÎºÎÅÍ »ó¼ÓµÈ Çʵå |
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ref |
»ý¼ºÀÚ °³¿ä | |
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RemoteObjectInvocationHandler (RemoteRef ref)
ÁöÁ¤µÈ RemoteRef ¸¦
»ç¿ëÇØ »õ·Î¿î RemoteObjectInvocationHandler ¸¦
ÀÛ¼ºÇÕ´Ï´Ù. |
¸Þ¼µå °³¿ä | |
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Object |
invoke (Object proxy,
Method method,
Object [] args)
ÀÌ ¿ÀºêÁ§Æ®¸¦ ĸ½¶ÈÇϰí ÀÖ´Â ÇÁ·Ï½Ã ÀνºÅϽº proxy »ó¿¡¼ ¹ßÇàµÈ ¸Þ¼µå È£ÃâÀ» ó¸®ÇØ, ±× °á°ú¸¦ µ¹·ÁÁÝ´Ï´Ù. |
Ŭ·¡½º java.rmi.server. RemoteObject ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
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equals,
getRef,
hashCode,
toString,
toStub |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
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clone,
finalize,
getClass,
notify,
notifyAll,
wait,
wait,
wait |
»ý¼ºÀÚ »ó¼¼ |
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public RemoteObjectInvocationHandler(RemoteRef ref)
RemoteRef
¸¦
»ç¿ëÇØ »õ·Î¿î RemoteObjectInvocationHandler
¸¦
ÀÛ¼ºÇÕ´Ï´Ù.
ref
- ¸®¸ðÆ® ÂüÁ¶
NullPointerException
- ref
°¡ null
°æ¿ì¸Þ¼µåÀÇ »ó¼¼ |
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public Object invoke(Object proxy, Method method, Object [] args) throws Throwable
proxy
»ó¿¡¼ ¹ßÇàµÈ ¸Þ¼µå È£ÃâÀ» ó¸®ÇØ, ±× °á°ú¸¦ µ¹·ÁÁÝ´Ï´Ù.
RemoteObjectInvocationHandler
¿¡¼´Â
ÀÌ ¸Þ¼µå´Â ´ÙÀ½°ú °°ÀÌ ±¸ÇöµÇ°í ÀÖ½À´Ï´Ù.
method
°¡ ´ÙÀ½ÀÇ ¸Þ¼µåÀÇ ¾ðÁ¨°¡ÀÎ °æ¿ì, ±×°ÍµéÀº ´ÙÀ½°ú °°ÀÌ Ã³¸®µË´Ï´Ù.
Object.hashCode
: ÇÁ·Ï½ÃÀÇ ÇØ½Ã ÄÚµåÄ¡¸¦ µ¹·ÁÁØ´Ù
Object.equals
: Àμö (args[0]
)°¡ µ¿Àû ÇÁ·Ï½Ã Ŭ·¡½ºÀÇ ÀνºÅϽºÀ̸ç, ÇÑÆí ±× ÀμöÀÇ È£Ãâ Çڵ鷯°¡ ÀÌ È£Ãâ Çڵ鷯¿Í µ¿ÀÏÇÑ °æ¿ì´Â true
¸¦
µ¹·ÁÁÖ°í, ±×·¸Áö ¾ÊÀº °æ¿ì´Â false
¸¦
µ¹·ÁÁØ´Ù
Object.toString
: ÇÁ·Ï½ÃÀÇ Ä³¸¯ÅÍ ¶óÀΠǥÇöÀ» µ¹·ÁÁØ´Ù
±×·¸Áö ¾ÊÀº °æ¿ì, ¸®¸ðÆ® È£ÃâÀÌ ´ÙÀ½°ú °°ÀÌ ÇØ ½ÇÇàµË´Ï´Ù.
proxy
°¡ ÀÎÅÍÆäÀ̽º Remote
ÀνºÅϽº°¡ ¾Æ´Ñ °æ¿ì,IllegalArgumentException
°¡ Throw µÈ´Ù
RemoteRef
»ó¿¡¼ invoke
¸Þ¼µå°¡ ºÒ·Á °£´Ù. ±× ¶§, Àμö·Î¼ proxy
,method
,args
¹× method
¿¡ ´ëÇÑ ¸Þ¼µå ÇØ½Ã ( ¡¸Java Remote Method Invocation (RMI) »ç¾ç¡¹ÀÇ ¼½¼Ç 8.3 À¸·Î Á¤Àǵǰí ÀÖ´Ù)°¡ °Ç³×¹Þ´Â´Ù. ±×¸®°í, ±× °á°ú°¡ µ¹·ÁÁÖ°íÁø´Ù
RemoteRef.invoke
·ÎºÎÅÍ ¿¹¿Ü°¡ Throw µÇ¾î ÇÑÆí ±× ¿¹¿Ü°¡,proxy
Ŭ·¡½º¿¡¼ ±¸ÇöµÇ°í ÀÖ´Â ¸Þ¼µåÀÇ throws
Àý·Î ÁöÁ¤µÈ ¾î´À ¿¹¿Ü¿¡µµ ÇÒ´çÇÒ ¼ö ¾ø´Â üũµÇ´Â ¿¹¿Ü¿´À» °æ¿ì, ±× ¿¹¿Ü°¡ UnexpectedException
³»¿¡ ·¦ µÇ¾î ±× ·¦ÀÌ ³¡³ ¿¹¿Ü°¡ Throw µÈ´Ù. ±×·¸Áö ¾ÊÀº °æ¿ì´Â
invoke
¿¡
ÇØ Throw µÈ ¿¹¿Ü°¡ ÀÌ ¸Þ¼µå¿¡
ÇØ Throw µÈ´Ù
ÀÌ È£Ãâ Çڵ鷯¸¦ Æ÷ÇÔÇÑ À¯È¿ÇÑ µ¿Àû ÇÁ·Ï½Ã Ŭ·¡½ºÀÇ ÀνºÅϽº¿¡ ÇØ Àμö°¡ »ý¼ºµÇ¾î ÀÖÁö ¾Ê¾Ò´ø °æ¿ì, ÀÌ ¸Þ¼µåÀÇ ½Ã¸àƽ½º´Â ºÒ¸íÀÌ µË´Ï´Ù.
InvocationHandler
³»ÀÇ invoke
proxy
- ¸Þ¼µå°¡ ºÒ·Á °¡´Â ÇÁ·Ï½Ã ÀνºÅϽºmethod
- ÇÁ·Ï½Ã ÀνºÅϽº»ó¿¡¼ ºÒ·Á °£ ÀÎÅÍÆäÀ̽º ¸Þ¼µå¿¡ ´ëÀÀÇÏ´Â Method
ÀνºÅϽºargs
- ÇÁ·Ï½Ã ÀνºÅϽº»ó¿¡¼ÀÇ ¸Þ¼µå È£Ãâ½Ã·Î ÁöÁ¤µÈ ÀμöÀÇ °ªÀ» Æ÷ÇÔÇÑ ¿ÀºêÁ§Æ® ¹è¿. Àμö¸¦ ÃëÇÏÁö ¾Ê´Â ¸Þ¼µåÀÇ °æ¿ì´Â null
Throwable
- ÇÁ·Ï½Ã ÀνºÅϽº»ó¿¡¼ÀÇ ¸Þ¼µå È£Ãâ·ÎºÎÅÍ Throw µÈ ¿¹¿Ü
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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 |
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