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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀüÀÇ Å¬·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
java.lang.Objectjava.lang.ref.Reference <T>
java.lang.ref.PhantomReference<T>
public class PhantomReference<T>
ÆÒÅÒ ÂüÁ¶ °´Ã¼ÀÔ´Ï´Ù. ÆÒÅÒ ÂüÁ¶ °´Ã¼°¡ Å¥¿¡ ³Ö¾îÁö´Â °ÍÀº Å¥¿¡ ³Ö¾î µÎÁö ¾ÊÀ¸¸é ±×·¯ÇÑ ¸®ÆÄ·»Æ®°¡ Àç»ýµÉ °¡´É¼ºÀÌ ÀÖÀ¸¸é Ä÷ºÅͰ¡ ÆÇ´ÜÇßÀ» ¶§ÀÔ´Ï´Ù. ÆÒÅÒ ÂüÁ¶ °´Ã¼´Â ´ëºÎºÐÀÇ °æ¿ì, Java ÆÄÀ̳ª¶óÀÌÁî µµ±¸ º¸´Ù À¯¿¬ÇÑ ¹æ¹ýÀ¸·Î ÇÁ¸®¸ð¸£ÅÛÅ©¸®¾Ð¾ÆÅ©¼ÇÀÇ ½ºÄÉÁÙ¸µÀ» ½Ç½ÃÇϱâ À§Çؼ »ç¿ëµË´Ï´Ù.
¾î¶² ½ÃÁ¡À¸·Î ÆÒÅÒ ÂüÁ¶ÀÇ ¸®ÆÄ·»Æ®°¡¡¸ÆÒÅÒ µµ´Þ °¡´É¡¹À̶ó°í °¡ºñÁö Ä÷ºÅͰ¡ ÆÇ´ÜÇßÀ» °æ¿ì, ±× ½ÃÁ¡ ¶Ç´Â ±× ´çºÐ°£ ³ªÁß¿¡ °¡ºñÁö Ä÷ºÅÍ´Â ±× ÂüÁ¶¸¦ Å¥¿¡ ³Ö½À´Ï´Ù.
Àç»ý °¡´ÉÇÑ °´Ã¼¸¦ ±×´ë·ÎÀÇÇØ µÎ±â À§Çؼ
ÆÒÅÒ ÂüÁ¶ÀÇ ¸®ÆÄ·»Æ®¸¦ ²¨³¾ ¼ö ¾ø½À´Ï´Ù. ÆÒÅÒ ÂüÁ¶ÀÇ get
¸Þ¼µå´Â Ç×»ó null
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¸®ÅÏÇÕ´Ï´Ù.
¼ÒÇÁÆ® ÂüÁ¶ ¹× ¾àÂüÁ¶¿Í ´Þ¸®, ÆÒÅÒ ÂüÁ¶´Â ±×°ÍµéÀÌ Å¥¿¡ ³Ö¾îÁú ¶§ °¡ºñÁö Ä÷ºÅÍ¿¡ ÀÇÇØ ÀÚµ¿ÀûÀ¸·Î Ŭ¸®¾î µÇÁö ¾Ê½À´Ï´Ù. ÆÒÅÒ ÂüÁ¶¸¦ °³ÀÔ½ÃÄÑ µµ´Þ °¡´ÉÇÑ °´Ã¼´Â ¸ðµç ÆÒÅÒ ÂüÁ¶°¡ Ŭ¸®¾î µÇ´ÂÁö, ÆÒÅÒ ÂüÁ¶ ÀÚ½ÅÀÌ µµ´Þ ºÒ°¡´ÉÇÏ°Ô µÉ ¶§±îÁö µµ´Þ °¡´ÉÇÕ´Ï´Ù.
»ý¼ºÀÚ °³¿ä | |
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PhantomReference (T referent,
ReferenceQueue <? super T > q)
ÁöÁ¤µÈ °´Ã¼¸¦ ÂüÁ¶ÇØ, ÁöÁ¤µÈ Å¥¿¡ µî·ÏµÇ¾î ÀÖ´Â »õ·Î¿î ÆÒÅÒ ÂüÁ¶¸¦ ÀÛ¼ºÇÕ´Ï´Ù. |
¸Þ¼µå °³¿ä | |
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T |
get ()
ÂüÁ¶ °´Ã¼ÀÇ ¸®ÆÄ·»Æ®¸¦ ¸®ÅÏÇÕ´Ï´Ù. |
Ŭ·¡½º java.lang.ref. Reference ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
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clear,
enqueue,
isEnqueued |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
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clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
»ý¼ºÀÚ »ó¼¼ |
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public PhantomReference(T referent, ReferenceQueue <? super T > q)
null Å¥·Î ÆÒÅÒ ÂüÁ¶¸¦ ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù ¸¸, ÀÛ¼ºµÈ ÂüÁ¶´Â ÀüÇô µµ¿òÀÌ µÇÁö ¾Ê½À´Ï´Ù. ÀÛ¼ºµÈ ÂüÁ¶ÀÇ get ¸Þ¼µå´Â Ç×»ó nullÀ» ¸®ÅÏÇÕ´Ï´Ù. ¶Ç, Å¥¸¦ °¡ÁöÁö ¾Ê±â ¶§¹®¿¡ Å¥¿¡ µé¾î°¡Áö ¾Ê½À´Ï´Ù.
referent
- »õ·Î¿î ÆÒÅÒ ÂüÁ¶°¡ ÂüÁ¶ÇÏ´Â °´Ã¼q
- ÂüÁ¶°¡ µî·ÏµÇ´Â Å¥. µî·ÏÀÌ ÇÊ¿ä¾ø´Â °æ¿ì´Â null¸Þ¼µåÀÇ »ó¼¼ |
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public T get()
null
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Reference <T >
³»ÀÇ get
null
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JavaTM 2 Platform Standard Ed. 5.0 |
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ÀüÀÇ Å¬·¡½º ´ÙÀ½ Ŭ·¡½º | ÇÁ·¹ÀÓÀ¸·Î ÇÁ·¹ÀÓ ¾øÀÌ | |||||||||
°³¿ä: NESTED | Çʵå | constructor | ¸Þ¼µå | »ó¼¼: Çʵå | »ý¼ºÀÚ | ¸Þ¼µå |
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