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ÀüÀÇ Å¬·¡½º ´ÙÀ½ÀÇ Å¬·¡½º | ÇÁ·¹ÀÓ ÀÖ¾î ÇÁ·¹ÀÓ ¾øÀ½ | ||||||||
°³¿ä: ³»ºÎ Ŭ·¡½º | Çʵå | constructor¡¡ ¡¡ | ¸Þ¼Òµå | »ó¼¼: Çʵå | constructor¡¡ ¡¡ | ¸Þ¼Òµå |
Tag, IterationTag, ¶Ç´Â BodyTag ÅÂ±× Çڵ鷯ÀÇ º¸Á¶ ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. ¸®¼Ò½º¸¦ °ü¸®ÇÏ´Â ÈÅÀ» Ãß°¡ÇÒ °æ¿ì¿¡ »ç¿ëÇÕ´Ï´Ù.
ÀÌ ÀÎÅÍÆäÀ̽º¿¡´Â, doCatch(Throwable) ¹× doFinally()¶ó°í ÇÏ´Â, 2 °³(»ì)ÀÇ »õ·Î¿î ¸Þ¼Òµå°¡ ÁغñµÇ¾î ÀÖ½À´Ï´Ù. Ç¥ÁØÀûÀΠȣÃâÇØ ¹æ¹ýÀº, ´ÙÀ½°ú °°½À´Ï´Ù.
h = get a Tag(); // get a tag handler, perhaps from pool h.setPageContext(pc); // initialize as desired h.setParent(null); h.setFoo("foo"); // tag invocation protocol; see Tag.java try { doStartTag()... .... doEndTag()... } catch (Throwable t) { // react to exceptional condition h.doCatch(t); } finally { // restore data invariants and release per-invocation resources h.doFinally(); } ... other invocations perhaps with some new setters ... h.release(); // release long-term resources
¸Þ¼ÒµåÀÇ °³¿ä | |
void |
doCatch (java.lang.Throwable t)
ű×ÀÇ ³»ºÎ¿¡¼ BODY ¸¦ Æò°¡Çϰí ÀÖÀ» ¶§ Throwable °¡ ¹ß»ýÇßÀ» °æ¿ì, ¶Ç´Â Tag.doStartTag(), Tag.doEndTag(), IterationTag.doAfterBody(), ¹× BodyTag.doInitBody() ¸Þ¼Òµå³»¿¡¼ Throwable °¡ ¹ß»ýÇßÀ» °æ¿ì¿¡ ºÒ·Á °©´Ï´Ù. |
void |
doFinally ()
Tag, IterationTag, ¶Ç´Â BodyTag ¸¦ ½ÇÀåÇϰí Àִ Ŭ·¡½ºÀÇ doEndTag() °¡ Á¾·áµÇ¾úÀ» ¶§¿¡, ¹Ýµå½Ã ºÒ·Á °©´Ï´Ù. |
¸Þ¼ÒµåÀÇ »ó¼¼ |
public void doCatch(java.lang.Throwable t) throws java.lang.Throwable
ÀÌ ¸Þ¼Òµå´Â, ¼³Á¤ ¸Þ¼ÒµåÀÇ ½ÇÇàÁß¿¡ Throwable °¡ ¹ß»ýÇØµµ, ºÒ·Á °¡Áö ¾Ê½À´Ï´Ù.
ÀÌ ¸Þ¼Òµå´Â ijġ ÇÑ ¿¹¿Ü ȤÀº »õ·Î¿î ¿¹¿Ü¸¦ ½½·Î¿ì ÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù. ½½·Î¿ì µÈ ¿¹¿Ü´Â, »óÀÚ °èÃþÀ» ÀüÆÄ ÇÕ´Ï´Ù. ¿¹¿Ü°¡ ½½·Î¿ì µÇ¸é(ÀÚ), doFinally()°¡ ºÒ·Á °©´Ï´Ù.
ÀÌ ¸Þ¼Òµå´Â, ¿¹¿Ü Á¶°Ç¿¡ ÀÀ´äÇÒ °æ¿ì¿¡ »ç¿ëÇÕ´Ï´Ù.
t
- ÀÌ Å±׸¦ ó¸®ÇÒ ¶§¿¡ ¹ß»ýÇÏ´Â, Throwable ÇüÀÇ ¿¹¿Üpublic void doFinally()
ÀÌ ¸Þ¼Òµå´Â, ¼³Á¤ ¸Þ¼ÒµåÀÇ ½ÇÇàÁß¿¡ Throwable °¡ ¹ß»ýÇØµµ, ºÒ·Á °¡Áö ¾Ê½À´Ï´Ù.
ÀÌ ¸Þ¼Òµå´Â ¿¹¿Ü¸¦ ½½·Î¿ì ÇÏÁö ¾Ê½À´Ï´Ù.
ÀÌ ¸Þ¼Òµå´Â, È£ÃâÇÒ °ÍÀÇ µ¥ÀÌÅÍÀÇ Á¤ÇÕ¼º ¹× ¸®¼Ò½º °ü¸®¸¦ À§ÇÑ Ã³¸®ÀÇ Á¤ÇÕ¼ºÀ» È®º¸Çϱâ À§Çؼ »ç¿ëµË´Ï´Ù.
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ÀüÀÇ Å¬·¡½º ´ÙÀ½ÀÇ Å¬·¡½º | ÇÁ·¹ÀÓ ÀÖ¾î ÇÁ·¹ÀÓ ¾øÀ½ | ||||||||
°³¿ä: ³»ºÎ Ŭ·¡½º | Çʵå | constructor¡¡ ¡¡ | ¸Þ¼Òµå | »ó¼¼: Çʵå | constructor¡¡ ¡¡ | ¸Þ¼Òµå |