javax.servlet.jsp.tagext
ÀÎÅÍÆäÀ̽º IterationTag

¸ðµç ½´ÆÛ ÀÎÅÍÆäÀ̽º:
Tag
±âÁ¸ÀÇ ¼­ºê ÀÎÅÍÆäÀ̽ºÀÇ À϶÷:
BodyTag
±âÁ¸ÀÇ ½ÇÀå Ŭ·¡½ºÀÇ À϶÷:
TagSupport

public interface IterationTag
extends Tag

IterationTag ÀÎÅÍÆäÀ̽º´Â, Tag ·ÎºÎÅÍ È®ÀåµÇ°í ÀÖ¾î º»Ã¼ÀÇ ÀçÆò°¡¸¦ Á¦¾îÇÏ´Â ¸Þ¼Òµå¸¦ Ãß°¡ Á¤ÀÇÇÕ´Ï´Ù.

IterationTag ¸¦ ½ÇÀåÇÑ ÅÂ±× Çڵ鷯´Â, doStartTag() ¹× doEndTag() ¸Þ¼Òµå¿¡ ´ëÇØ¼­´Â, Tag ¸¦ ½ÇÀåÇÏ´Â Çڵ鷯·Î¼­ º¸ÀÔ´Ï´Ù. IterationTag ¿¡´Â, »õ·Î¿î doAfterBody() ¸Þ¼Òµå°¡ Ãß°¡µÇ°í ÀÖ½À´Ï´Ù.

doAfterBody() ¸Þ¼Òµå´Â, ÅÂ±× º»Ã¼ÀÇ Æò°¡°¡ Á¾·áÇÒ ¶§¸¶´Ù, º»Ã¼¸¦ ÀçÆò°¡ÇÏ´ÂÁö ¾î¶²Áö¸¦ Á¦¾îÇϱâ À§Çؼ­ ºÒ·Á °©´Ï´Ù. doAfterBody()°¡ IterationTag.EVAL_BODY_AGAIN ¸¦ µ¹·ÁÁÖ¾úÀ» °æ¿ì´Â, ÅÂ±× º»Ã¼°¡ ÀçÆò°¡µË´Ï´Ù. doAfterBody()°¡ Tag.SKIP_BODY ¸¦ µ¹·ÁÁÖ¾úÀ» °æ¿ì´Â, ÅÂ±× º»Ã¼´Â ½ºÅµ µÇ¾î ´ë½Å¿¡ doEndTag()°¡ Æò°¡µË´Ï´Ù.

ÇÁ·ÓÆÛƼ Tag ¿¡ Ãß°¡µÈ »õ·Î¿î ÇÁ·ÓÆÛƼ´Â ¾ø½À´Ï´Ù.

¸Þ¼Òµå »õ·Î¿î ¸Þ¼Òµå doAfterBody()°¡ Ãß°¡µÇ°í ÀÖ½À´Ï´Ù.

¶óÀÌÇÁ »çÀÌŬ

¶óÀÌÇÁ »çÀÌŬÀÇ ÀÚ¼¼ÇÑ °ÍÀº, ´ÙÀ½ÀÇ ÃµÀ̵µ¿¡ ¼³¸íµÇ°í ÀÖ½À´Ï´Ù. doStartTag(), BODY, ¹× doAfterBody()ÀÇ ½ÇÇàÁß¿¡ ½½·Î¿ì µÇ´Â ¿¹¿Ü´Â, ½ÇÇà ¼øÂ÷ ¼ø¼­¿¡ ³¢¾îµé¾î, ÅÂ±× Çڵ鷯°¡ TryCatchFinally ÀÎÅÍÆäÀ̽º¸¦ ½ÇÀåÇϰí ÀÖÁö ¾Ê´Â ÇÑ, ½ºÅÃÀÇ »óÀ§¿¡ Àü´ÞµË´Ï´Ù. »ó¼¼ÇÑ °Í¿¡ ´ëÇÏ¿©´Â, TryCatchFinally ÀÎÅÍÆäÀ̽º¸¦ ÂüÁ¶ÇØ ÁÖ¼¼¿ä.

ÇÏ´ÃÀÇ ¾×¼Ç°ú ÇÏ´ÃÀÌ ¾Æ´Ñ ¾×¼Ç

TagLibraryDescriptor ÆÄÀÏÀÇ <body-content> ¿£Æ®¸®°¡ "empty" ÀÎ °æ¿ì, ±× ¾×¼ÇÀº Ç×»ó ÇÏ´ÃÀÎ °ÍÀ» ³ªÅ¸³»°í ÀÖ½À´Ï´Ù. ÀÌ °æ¿ì, doStartTag() ¸Þ¼Òµå´Â SKIP_BODY ¸¦ µ¹·ÁÁÙ Çʿ䰡 ÀÖ½À´Ï´Ù. ¿£Æ®¸®°¡ "empty" °¡ ¾Æ´Ñ °æ¿ì, doStartTag() ¸Þ¼Òµå´Â SKIP_BODY ¶Ç´Â EVAL_BODY_INCLUDE ¸¦ µ¹·ÁÁÝ´Ï´Ù.

SKIP_BODY °¡ µ¹·ÁÁÖ¾îÁ³À» °æ¿ì, ÅÂ±× º»Ã¼´Â Æò°¡µÇÁö ¾Ê°í, doEndTag()°¡ ºÒ·Á °©´Ï´Ù.

EVAL_BODY_INCLUDE °¡ µ¹·ÁÁÖ¾îÁ³À» °æ¿ì, ÅÂ±× º»Ã¼°¡ Æò°¡µÇ¾î ÇöÀçÀÇ Ãâ·Â¿¡ °Ç³×¹ÞÀº ÈÄ¿¡ doAfterBody()°¡ ºÒ·Á °¡ 0 ȸ ÀÌ»ó ¹Ýº¹ÇØÁö°í ³ª¼­ doEndTag()°¡ ºÒ·Á °©´Ï´Ù.


ÇʵåÀÇ °³¿ä
static int EVAL_BODY_AGAIN
          ÅÂ±× º»Ã¼ÀÇ ÀçÆò°¡¸¦ ¿ä±¸ÇÕ´Ï´Ù.
 
ÀÎÅÍÆäÀ̽º javax.servlet.jsp.tagext. Tag ·ÎºÎÅÍ °è½ÂÇÑ Çʵå
EVAL_BODY_INCLUDE , EVAL_PAGE , SKIP_BODY , SKIP_PAGE
 
¸Þ¼ÒµåÀÇ °³¿ä
 int doAfterBody ()
          ÅÂ±× º»Ã¼¸¦ Æò°¡ (ÀçÆò°¡)ÇÕ´Ï´Ù.
 
ÀÎÅÍÆäÀ̽º javax.servlet.jsp.tagext. Tag ·ÎºÎÅÍ °è½ÂÇÑ ¸Þ¼Òµå
doEndTag , doStartTag , getParent , release , setPageContext , setParent
 

ÇʵåÀÇ »ó¼¼

EVAL_BODY_AGAIN

public static final int EVAL_BODY_AGAIN
ÅÂ±× º»Ã¼ÀÇ ÀçÆò°¡¸¦ ¿ä±¸ÇÕ´Ï´Ù. doAfterBody ·ÎºÎÅÍ µ¹·ÁÁÖ¾îÁý´Ï´Ù. JSP 1.1 °úÀÇ È£È¯¼ºÀ» À¯ÁöÇϱâ À§Çؼ­(¶§¹®¿¡), BodyTag.EVAL_BODY_TAG ¿Í °°Àº °ªÀÌ µ¹·ÁÁÖ¾îÁö°Ô µÇ¾î ÀÖ½À´Ï´Ù. BodyTag.EVAL_BODY_TAG ´Â ÇöÀç, ºñÃßõ API ·Î ÁöÁ¤µÇ¾î ÀÖ½À´Ï´Ù.
¸Þ¼ÒµåÀÇ »ó¼¼

doAfterBody

public int doAfterBody()
                throws JspException 
ÅÂ±× º»Ã¼¸¦ Æò°¡ (ÀçÆò°¡)ÇÕ´Ï´Ù. ÀÌ ¸Þ¼Òµå´Â, ÅÂ±× º»Ã¼ÀÇ Æò°¡°¡ Á¾·áÇÒ ¶§¸¶´Ù, JSP ÆäÀÌÁö ½ÇÀå ¿ÀºêÁ§Æ®¿¡ ÀÇÇØ ºÒ·Á °¡ BodyEvaluation ¿ÀºêÁ§Æ®¿¡ Á¦¾î¸¦ °Ç³×ÁÝ´Ï´Ù. ÅÂ±× º»Ã¼ÀÇ Æò°¡°¡ ¹ß»ýÇÏÁö ¾Ê´Â °æ¿ì, ÀÌ ¸Þ¼Òµå´Â ºÒ·Á °¡Áö ¾Ê½À´Ï´Ù.

doAfterBody °¡ EVAL_BODY_AGAIN ¸¦ µ¹·ÁÁÖ¾úÀ» °æ¿ì´Â, ÅÂ±× º»Ã¼°¡ ÀçÆò°¡µË´Ï´Ù (ÅÂ±× doAfterBody °¡ ºÒ·Á °£´Ù). doAfterBody °¡ SKIP_BODY ¸¦ µ¹·ÁÁÖ¾úÀ» °æ¿ì´Â, ÅÂ±× º»Ã¼ÀÇ ÀçÆò°¡´Â ¹ß»ýÇÏÁö ¾Ê°í, pageContext ÀÇ popBody ¸¦ »ç¿ëÇØ Ãâ·ÂÄ¡°¡ º¹¿øµÇ¾î doEndTag °¡ ºÒ·Á °©´Ï´Ù.

ÀÌ ¸Þ¼Òµå¸¦ ÀçÂ÷ È£ÃâÇßÀ» °æ¿ì´Â, °øÀ¯ »óÅÂÀÇ º¯È­³ª ¿ÜºÎÀÇ °è»êÀÌ ¿øÀÎÀ¸·Î, ¾×¼ÇÀÇ °á°ú°¡ ´Ù¸¥ ÀÏÀÌ ÀÖ½À´Ï´Ù.

JSP ÄÁÅ×À̳ʴÂ, TagExtraInfo ¿Í °°°Ô, doAfterBody()°¡ ºÒ·Á °£ ÈÄ·Î ÁöÁ¤µÈ º¯¼öÀÇ °ªÀ» À絿±â ÇÕ´Ï´Ù.

¹Ýȯ°ª:
º»Ã¼ÀÇ ÀçÆò°¡°¡ ÇÊ¿äÇÑÁö ¾î¶²Áö
¿¹¿Ü:
JspException -  


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