JavaTM 2 Platform
Standard Ed. 5.0

java.beans
Ŭ·¡½º PropertyChangeEvent

java.lang.Object 
  »óÀ§¸¦ È®Àå java.util.EventObject 
      »óÀ§¸¦ È®Àå java.beans.PropertyChangeEvent
¸ðµç ±¸ÇöµÈ ÀÎÅÍÆäÀ̽º:
Serializable
¾Ë·ÁÁø Á÷°è ¼­ºê Ŭ·¡½º:
IndexedPropertyChangeEvent

public class PropertyChangeEvent
extends EventObject

¡¸PropertyChange¡¹À̺¥Æ®´Â Bean°¡ ¹Ù¿îµå ÇÁ·ÎÆÛƼ ¶Ç´Â Á¦¾à ÇÁ·ÎÆÛƼ¸¦ º¯°æÇÒ ¶§¸¶´Ù Àü´ÞµË´Ï´Ù. PropertyChangeEvent °´Ã¼´Â PropertyChangeListener ¸Þ¼­µå ¹× VetoableChangeListener ¸Þ¼­µåÀÇ Àμö·Î¼­ ¼Û½ÅµË´Ï´Ù.

º¸Åë, PropertyChangeEvents ¿¡´Â À̸§À̶ó°í º¯°æµÈ ÇÁ·ÎÆÛƼÀÇ ½Å±¸ÀÇ °ªÀÌ ºÎ¼ÓµÇ¾î ÀÖ½À´Ï´Ù. »õ·Î¿î °ªÀÌ ¿ø½ÃÇü (int, boolean µî)ÀÎ °æ¿ì, ´ëÀÀÇÏ´Â java.lang. * Object Çü (Integer, Boolean µî)À¸·Î¼­ ·¦ ÇÒ ÇÊ¿ä°¡ ÀÖ½À´Ï´Ù.

³°Àº °ª°ú »õ·Î¿î °ªÀÇ true °ªÀÌ ¹ÌÁöÀÇ °æ¿ì, ¾çÂÊ ¸ðµÎÀÇ °ª¿¡ ´ëÇؼ­ nullÀÌ ¸®Åϵ˴ϴ٠.

À̺¥Æ® ¼Ò½º´Â ±× ÇÁ·ÎÆÛƼÁß ÀÓÀǼ¼Æ®°¡ º¯°æµÈ °ÍÀ» ³ªÅ¸³»±â ¶§¹®¿¡ À̸§À¸·Î¼­ null °´Ã¼¸¦ ¼Û½ÅÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ °æ¿ì ³°Àº °ª°ú »õ·Î¿î °ªÀº ¾î´ÀÂÊÀ̳ª nullÀÌ µË´Ï´Ù.

°ü·Ã Ç׸ñ:
Á÷·ÄÈ­ µÈ Çü½Ä

ÇÊµå °³¿ä
 
Ŭ·¡½º java.util. EventObject ·ÎºÎÅÍ »ó¼ÓµÈ Çʵå
source
 
»ý¼ºÀÚ °³¿ä
PropertyChangeEvent (Object  source, String  propertyName, Object  oldValue, Object  newValue)
          »õ·Î¿î PropertyChangeEvent¸¦ ±¸ÃàÇÕ´Ï´Ù.
 
¸Þ¼­µå °³¿ä
 Object getNewValue ()
          ÇÁ·ÎÆÛƼ¿¡ »õ·Î¿î °ªÀ» ¼³Á¤ÇÕ´Ï´Ù.
 Object getOldValue ()
          ÇÁ·ÎÆÛƼÀÇ ³°Àº °ªÀ» ÃëµæÇÕ´Ï´Ù.
 Object getPropagationId ()
           ¡¸propagationId¡¹Çʵå´Â Àå·¡¸¦ À§Çؼ­ ¿¹¾àµÇ°í ÀÖ½À´Ï´Ù.
 String getPropertyName ()
          º¯°æµÈ ÇÁ·ÎÆÛƼÀÇ ÇÁ·Î±×·¥¸íÀ» ÃëµæÇÕ´Ï´Ù.
 void setPropagationId (Object  propagationId)
          À̺¥Æ®ÀÇ propagationId °´Ã¼¸¦ ¼³Á¤ÇÕ´Ï´Ù.
 
Ŭ·¡½º java.util. EventObject ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
getSource, toString
 
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

»ý¼ºÀÚ »ó¼¼

PropertyChangeEvent

public PropertyChangeEvent(Object  source,
                           String  propertyName,
                           Object  oldValue,
                           Object  newValue)
»õ·Î¿î PropertyChangeEvent¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
source - À̺¥Æ®¸¦ Æ®¸®°Å ÇÑ Bean
propertyName - º¯°æµÈ ÇÁ·ÎÆÛƼÀÇ ÇÁ·Î±×·¥»óÀÇ À̸§
oldValue - ÇÁ·ÎÆÛƼÀÇ ³°Àº °ª
newValue - ÇÁ·ÎÆÛƼÀÇ »õ·Î¿î °ª
¸Þ¼­µåÀÇ »ó¼¼

getPropertyName

public String  getPropertyName()
º¯°æµÈ ÇÁ·ÎÆÛƼÀÇ ÇÁ·Î±×·¥¸íÀ» ÃëµæÇÕ´Ï´Ù.

¹Ýȯ°ª:
º¯°æµÈ ÇÁ·ÎÆÛƼÀÇ ÇÁ·Î±×·¥¸í. º¯°æµÈ ÇÁ·ÎÆÛƼ°¡ º¹¼ö Á¸ÀçÇÏ´Â °æ¿ì´Â null

getNewValue

public Object  getNewValue()
ÇÁ·ÎÆÛƼ¿¡ »õ·Î¿î °ªÀ» ¼³Á¤ÇÕ´Ï´Ù. ÀÌ °ªÀº Object ·Î¼­ ³ªÅ¸³»Áý´Ï´Ù.

¹Ýȯ°ª:
Object ·Î¼­ ³ªÅ¸³»Áö´Â ÇÁ·ÎÆÛƼÀÇ »õ·Î¿î °ª. º¯°æµÈ ÇÁ·ÎÆÛƼ°¡ º¹¼ö Á¸ÀçÇÏ´Â °æ¿ì´Â null

getOldValue

public Object  getOldValue()
ÇÁ·ÎÆÛƼÀÇ ³°Àº °ªÀ» ÃëµæÇÕ´Ï´Ù. ÀÌ °ªÀº Object ·Î¼­ ³ªÅ¸³»Áý´Ï´Ù.

¹Ýȯ°ª:
Object ·Î¼­ ³ªÅ¸³»Áö´Â ÇÁ·ÎÆÛƼÀÇ ³°Àº °ª. º¯°æµÈ ÇÁ·ÎÆÛƼ°¡ º¹¼ö Á¸ÀçÇÏ´Â °æ¿ì´Â null

setPropagationId

public void setPropagationId(Object  propagationId)
À̺¥Æ®ÀÇ propagationId °´Ã¼¸¦ ¼³Á¤ÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
propagationId - À̺¥Æ®ÀÇ propagationId °´Ã¼

getPropagationId

public Object  getPropagationId()
¡¸propagationId¡¹Çʵå´Â Àå·¡¸¦ À§Çؼ­ ¿¹¾àµÇ°í ÀÖ½À´Ï´Ù. Beans 1.0 ¿¡¼­´Â ¸®½º³Ê°¡ PropertyChangeEvent¸¦ ijġ ÇØ, PropertyChangeEvent¸¦ Æ®¸®°Å ÇßÀ» °æ¿ì, Âø½Å À̺¥Æ®·ÎºÎÅÍ ¹ß½Å À̺¥Æ®¿¡ propagationId Çʵ带 ÀüÇÑ´Ù´Â °ÍÀÌ À¯ÀÏÇÑ ¿ä°ÇÀÔ´Ï´Ù.

¹Ýȯ°ª:
¹Ù¿îµå ÇÁ·ÎÆÛƼ/Á¦¾à ÇÁ·ÎÆÛƼÀÇ °»½Å¿¡ °ü·ÃµÈ propagationId °´Ã¼

JavaTM 2 Platform
Standard Ed. 5.0

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