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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 | constructor¡¡ ¡¡ | ¸Þ¼µå |
java.lang.Object java.beans.Introspector
public class Introspector
Introspector Ŭ·¡½º´Â ÅøÀ» »ç¿ëÇØ, Ÿ°Ù JavaBean°¡ Áö¿øÇÏ´Â ÇÁ·ÎÆÛƼ, À̺¥Æ®, ¸Þ¼µå¸¦ Á¶»çÇϴ ǥÁØÀûÀÎ ¼ö¹ýÀ» Á¦°øÇÕ´Ï´Ù.
Introspector´Â »ó±âÀÇ 3 Á¾·ùÀÇ Á¤º¸¿¡ ´ëÇØ, bean Ŭ·¡½º¿Í ½´ÆÛ Å¬·¡½º¸¦ µû·Î µû·Î ºÐ¼®ÇØ, ¸í½ÃÀû ȤÀº ¾Ï½ÃÀûÀÎ Á¤º¸¸¦ ã¾Æ³», ±× Á¤º¸¸¦ »ç¿ëÇØ Å¸°ÙÀÇ bean¸¦ Æ÷°ýÀûÀ¸·Î ±â¼úÇÏ´Â BeanInfo °´Ã¼¸¦ ±¸ÃàÇÕ´Ï´Ù.
Foo Ŭ·¡½º¿¡ ´ëÇؼ´Â Á¤º¸ÀÇ ¹®Àǽÿ¡ null ÀÌ¿ÜÀÇ °ªÀ» Á¦°øÇÏ´Â FooBeanInfo Ŭ·¡½º°¡ ÀÖÀ¸¸é, ¸í½ÃÀûÀÎ Á¤º¸¸¦ ÃëµæÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿ì¼±, Ÿ°ÙÀÇ bean Ŭ·¡½ºÀÇ ¿ÏÀü ÁöÁ¤µÈ ÆÐÅ°Áö¸í¿¡ ¡¸BeanInfo¡¹¸¦ ºÎ°¡ÇØ »õ·Î¿îÀÇ Å¬·¡½º¸íÀ¸·Î ÇØ, BeanInfo Ŭ·¡½º¸¦ °Ë»öÇÕ´Ï´Ù. ÀÌ°Í¿¡ ½ÇÆÐÇßÀ» °æ¿ì´Â ÀÌ ¿ÏÀü ÁöÁ¤µÈ ÆÐÅ°Áö¸íÀÇ ¸¶Áö¸· Ŭ·¡½º¸í¿¡ ÇØ´çÇÏ´Â ºÎºÐÀ» »ç¿ëÇØ, BeanInfo ÆÐÅ°Áö °Ë»ö Æнº·Î ÁöÁ¤µÈ ÆÐÅ°Áö ¸¶´Ù ÇØ´ç Ŭ·¡½º¸¦ °Ë»öÇÕ´Ï´Ù.
ÀÌ¿Í °°ÀÌ, ¿¹¸¦ µé¾î sun.xyz.OurButton À̶ó°í Çϴ Ŭ·¡½ºÀÇ °æ¿ì, ¿ì¼± sun.xyz.OurButtonBeanInfo ¶ó°í ÇÏ´Â BeanInfo Ŭ·¡½º¸¦ °Ë»öÇØ, ¹ß°ßµÇÁö ¾Ê´Â °æ¿ì´Â BeanInfo °Ë»ö Æнº³»ÀÇ ÆÐÅ°Áö ¸¶´Ù OurButtonBeanInfo Ŭ·¡½º¸¦ °Ë»öÇÕ´Ï´Ù.
Ŭ·¡½º°¡ ¸í½ÃÀûÀÎ BeanInfo¸¦ Á¦°øÇÏ´Â °æ¿ì´Â ÀÌ°ÍÀ» ºÐ¼® Ŭ·¡½º ¹× »ó¼Ó Ŭ·¡½º·ÎºÎÅÍ ÃëµæÇÑ BeanInfo Á¤º¸¿¡ Ãß°¡ÇÕ´Ï´Ù. ¸í½ÃÀûÀÎ Á¤º¸´Â ÇöÀçÀÇ Å¬·¡½º¿Í ±× base class¿¡ °üÇÑ ½Å·ÚÇÒ ¼ö ÀÖ´Â Á¤º¸¶ó°í º¼ ¼ö ÀÖÀ¸¹Ç·Î ½´ÆÛ Å¬·¡½ºÀÇ ¿¬¼âÀÇ °Ë»öÀº ½Ç½ÃÇÏÁö ¾Ê½À´Ï´Ù.
Ŭ·¡½ºÀÇ ¸í½ÃÀûÀÎ BeanInfo°¡ ¹ß°ßµÇÁö ¾Ê´Â °æ¿ì´Â Àú·¹º§ÀÇ ¸®Ç÷º¼ÇÀ» »ç¿ëÇØ Å¬·¡½ºÀÇ ¸Þ¼µå¸¦ Á¶»çÇØ Ç¥ÁØ ¼³°è ÆÐÅÏÀ» Àû¿ëÇØ, ÇÁ·ÎÆÛƼÀÇ ¾×¼¼½º¿ë ¸Þ¼µå, À̺¥Æ® ¼Ò½º ¸Þ¼µå, public ¸Þ¼µå¸¦ ½Äº°ÇÕ´Ï´Ù. ´ÙÀ½¿¡ Ŭ·¡½ºÀÇ ½´ÆÛ Å¬·¡½º¸¦ ºÐ¼®ÇØ, ÀÌ Á¤º¸¸¦ Ãß°¡ÇÕ´Ï´Ù. ÀÌ ¶§, ½´ÆÛ Å¬·¡½ºÀÇ ¿¬¼â¸¦ °Å½½·¯ ¿Ã¶ó°¥ °¡´É¼ºµµ ÀÖ½À´Ï´Ù.
Introspector´Â
°í¼º´ÉÀ» ½ÇÇöÇϱâ À§Çؼ BeanInfo Ŭ·¡½º¸¦ ij½¬ÇϹǷΠº¹¼öÀÇ Å¬·¡½º ·Î´õ¸¦ »ç¿ëÇÏ´Â ¾îÇø®ÄÉÀ̼ÇÀ¸·Î »ç¿ëÇÏ´Â °æ¿ì´Â Á¶½ÉÇØ ÁÖ¼¼¿ä. º¸Åë, Ŭ·¡½ºÀÇ ÀÎÆ®·Î½ºÆäÅ©¼Ç¿¡ »ç¿ëµÈ ClassLoader
¸¦ Æı«Çϸé,
¶Ç´Â Introspector.flushCaches
¸Þ¼µå¸¦ »ç¿ëÇØ, ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½ÇÇàÇÑ ¸ðµç Ŭ·¡½º¸¦ ij½¬·ÎºÎÅÍ Ç÷¡½Ã ÇÏÁö ¾ÊÀ¸¸é ¾ÈµË´Ï´Ù.
Introspector.flushFromCaches
ÀÎÆ®·Î½ºÆäÅ©¼Ç ¹× ¼³°è ÆÐÅÏÀÇ »ó¼¼ÇÑ °Í¿¡ ´ëÇÏ¿©´Â ¡¸JavaBeans specification¡¹¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÇÊµå °³¿ä | |
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static int |
IGNORE_ALL_BEANINFO
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static int |
IGNORE_IMMEDIATE_BEANINFO
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static int |
USE_ALL_BEANINFO
|
¸Þ¼µå °³¿ä | |
---|---|
static String |
decapitalize (String name)
ij¸¯ÅÍ ¶óÀÎÀ» Àμö¿¡ ÃëÇØ, º¸Åë ÀÇ Java º¯¼ö¸íÀÇ ´ë¹®ÀÚ »ç¿ë¹ý¿¡ µû¶ó º¯È¯ÇÏ´Â À¯Æ¿¸®Æ¼ ¸Þ¼µåÀÔ´Ï´Ù. |
static void |
flushCaches ()
Introspector ³»ÀåÇü ij½¬¸¦ ¸ðµÎ Ç÷¡½Ã ÇÕ´Ï´Ù. |
static void |
flushFromCaches (Class <? > clz)
Introspector ÁöÁ¤µÈ Ŭ·¡½ºÀÇ ³»ÀåÇü ij½¬ Á¤º¸¸¦ ¸ðµÎ Ç÷¡½Ã ÇÕ´Ï´Ù. |
static BeanInfo |
getBeanInfo (Class <? > beanClass)
Java bean ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½Ç½ÃÇØ, ¸ðµç ÇÁ·ÎÆÛƼ, °ø°³ ¸Þ¼µå, À̺¥Æ®¿¡ ´ëÇØ Á¶»çÇÕ´Ï´Ù. |
static BeanInfo |
getBeanInfo (Class <? > beanClass,
Class <? > stopClass)
Java bean ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½Ç½ÃÇØ, ÁöÁ¤µÈ ¡¸Á¤Áö¡¹Æ÷ÀÎÆ®¿¡ À̸¦ ¶§±îÁö, ÇÁ·ÎÆÛƼ, °ø°³µÈ ¸Þ¼µå¸¦ Á¶»çÇÕ´Ï´Ù. |
static BeanInfo |
getBeanInfo (Class <? > beanClass,
int flags)
¸î°³ÀÇ Á¦¾î Ç÷¡±×¿¡ µû¶ó, Java bean ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½Ç½ÃÇØ, ¸ðµç ÇÁ·ÎÆÛƼ, °ø°³µÈ ¸Þ¼µå, À̺¥Æ®¿¡ ´ëÇØ Á¶»çÇÕ´Ï´Ù. |
static String [] |
getBeanInfoSearchPath ()
BeanInfo Ŭ·¡½ºÀÇ °Ë»ö¿¡ »ç¿ëÇÏ´Â ÆÐÅ°Áö¸íÀÇ ¸®½ºÆ®¸¦ ÃëµæÇÕ´Ï´Ù. |
static void |
setBeanInfoSearchPath (String [] path)
BeanInfo Ŭ·¡½ºÀÇ °Ë»ö¿¡ »ç¿ëÇÏ´Â ÆÐÅ°Áö¸íÀÇ ¸®½ºÆ®¸¦ º¯°æÇÕ´Ï´Ù. |
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼µå |
---|
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
ÇʵåÀÇ »ó¼¼ |
---|
public static final int USE_ALL_BEANINFO
public static final int IGNORE_IMMEDIATE_BEANINFO
public static final int IGNORE_ALL_BEANINFO
¸Þ¼µåÀÇ »ó¼¼ |
---|
public static BeanInfo getBeanInfo(Class <? > beanClass) throws IntrospectionException
ÀÌ Java Bean BeanInfo Ŭ·¡½º¿¡ ´ëÇؼ ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½ÇÇàÇß´ø ÀûÀÌ ÀÖ´Â °æ¿ì, BeanInfo ij½¬·ÎºÎÅÍ BeanInfo Ŭ·¡½º¸¦ ÃëµæÇÒ ¼ö ÀÖ½À´Ï´Ù.
beanClass
- ºÐ¼®µÇ´Â bean Ŭ·¡½º
IntrospectionException
- ÀÎÆ®·Î½ºÆäÅ©¼ÇÁß¿¡ ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìflushCaches()
,
flushFromCaches(java.lang.Class >)
public static BeanInfo getBeanInfo(Class <? > beanClass, int flags) throws IntrospectionException
ÀÌ Java Bean BeanInfo Ŭ·¡½º¿¡ ´ëÇؼ °°Àº Àμö¸¦ »ç¿ëÇØ ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½ÇÇàÇß´ø ÀûÀÌ ÀÖ´Â °æ¿ì, BeanInfo ij½¬·ÎºÎÅÍ BeanInfo Ŭ·¡½º¸¦ ÃëµæÇÒ ¼ö ÀÖ½À´Ï´Ù.
beanClass
- ºÐ¼®µÇ´Â bean Ŭ·¡½ºflags
- ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» Á¦¾îÇϱâ À§ÇÑ Ç÷¡±×. flags == USE_ALL_BEANINFOÀÎ °æ¿ì, ¹ß°ßµÈ ¸ðµç BeanInfo Ŭ·¡½º¸¦ »ç¿ëÇÑ´Ù. flags == IGNORE_IMMEDIATE_BEANINFOÀÎ °æ¿ì, ÁöÁ¤µÈ beanClass
BeanInfo¸¦ ¸ðµÎ ¹«½ÃÇÑ´Ù. flags == IGNORE_ALL_BEANINFOÀÎ °æ¿ì, ÁöÁ¤µÈ beanClass ¶Ç´Â ±× ¸ðµç ģŬ·¡½ºÀÇ BeanInfo¸¦ ¸ðµÎ ¹«½ÃÇÑ´Ù
IntrospectionException
- ÀÎÆ®·Î½ºÆäÅ©¼ÇÁß¿¡ ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìpublic static BeanInfo getBeanInfo(Class <? > beanClass, Class <? > stopClass) throws IntrospectionException
ÀÌ Java Bean BeanInfo Ŭ·¡½º¿¡ ´ëÇؼ °°Àº Àμö¸¦ »ç¿ëÇØ ÀÎÆ®·Î½ºÆäÅ©¼ÇÀ» ½ÇÇàÇß´ø ÀûÀÌ ÀÖ´Â °æ¿ì, BeanInfo ij½¬·ÎºÎÅÍ BeanInfo Ŭ·¡½º¸¦ ÃëµæÇÒ ¼ö ÀÖ½À´Ï´Ù.
beanClass
- ºÐ¼®µÇ´Â bean Ŭ·¡½ºstopClass
- ºÐ¼®À» Á¤ÁöÇÏ´Â base class. stopClass ³ª ±× base class¿¡ Æ÷ÇԵǴ ¸Þ¼µå, ÇÁ·ÎÆÛƼ, À̺¥Æ®´Â ºÐ¼® 󸮿¡¼´Â ¸ðµÎ ¹«½ÃµÈ´Ù
IntrospectionException
- ÀÎÆ®·Î½ºÆäÅ©¼ÇÁß¿¡ ¿¹¿Ü°¡ ¹ß»ýÇßÀ» °æ¿ìpublic static String decapitalize(String name)
¿¹¸¦ µé¾î ¡¸FooBah¡¹´Â ¡¸fooBah¡¹, ¡¸X¡¹´Â ¡¸x¡¹¿¡ º¯È¯µË´Ï´Ù¸¸, ¡¸URL¡¹´Â º¯È¯µÇÁö ¾Ê½À´Ï´Ù.
name
- ¼Ò¹®ÀÚ¿¡ º¯È¯µÇ´Â ij¸¯ÅÍ ¶óÀÎ
public static String [] getBeanInfoSearchPath()
public static void setBeanInfoSearchPath(String [] path)
½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇÏ´Â °æ¿ì, ÃÖÃÊ·Î ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkPropertiesAccess
¸Þ¼µå°¡ È£ÃâµË´Ï´Ù. ÀÌ°Í¿¡ ÀÇÇØ
SecurityException°¡ ¹ß»ýµÇ´Â °æ¿ì°¡ ÀÖ½À´Ï´Ù.
path
- ÆÐÅ°Áö¸íÀÇ ¹è¿
SecurityException
- ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀú°¡ Á¸ÀçÇØ, ½ÃÅ¥·¯Æ¼ ¸Å´ÏÀúÀÇ checkPropertiesAccess
¸Þ¼µå°¡ ½Ã½ºÅÛ ÇÁ·ÎÆÛƼÀÇ ¼³Á¤À» Çã°¡ÇÏÁö ¾Ê´Â °æ¿ìSecurityManager.checkPropertiesAccess()
public static void flushCaches()
public static void flushFromCaches(Class <? > clz)
clz
- Ç÷¡½Ã µÇ´Â Class °´Ã¼
NullPointerException
- Class °´Ã¼°¡ nullÀÎ °æ¿ì
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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 | constructor¡¡ ¡¡ | ¸Þ¼µå |
Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms . Documentation Redistribution Policy µµ ÂüÁ¶ÇϽʽÿÀ.