JSP¿¡¼ »ý¼ºµÈ °Íµµ ¼ºí¸´ ÄÁÅ×À̳ʿ¡¼ ÇϳªÀÇ ¼ºí¸´À¸·Î ÀνÄÇÑ´Ù°í ¾ð±ÞÇÑ ¹Ù ÀÖ½À´Ï´Ù. Servlet¿¡¼ »ç¿ëµÇ´Â HttpServletRequest request, HttpServletResponse response¿Í JSP¿¡¼ »ç¿ëµÇ´Â HttpServletRequest request, HttpServletResponse response°¡ ´Ù¸¥ Á¡ÀÌ Àִ°¡ Áú¹®À» ´øÁ® º¸ÁÒ. Á¤´äÀº ¼·Î ´Ù¸¥ Á¡ÀÌ ¾ø½À´Ï´Ù. ¹°·Ð Servlet°ú JSP´Â ¼·Î ¾à°£ ´Ù¸¥ ±¸Á¶¸¦ °¡Áö°í ÀÖÁö¸¸ ±Ùº»ÀûÀ¸·Î Servlet°ú JSP´Â ¼·Î °°Àº µ¿ÀÛ¿ø¸®·Î ÀÛµ¿Çϱ⠶§¹®¿¡ Ŭ¶óÀ̾ðÆ®ÀÇ ¿äûÀÌ µé¾î ¿ÔÀ» ¶§ JSPµç ¼ºí¸´ÀÌµç µÑ ´Ù service°è¿ÀÇ ¸Þ¼µå¸¦ È£ÃâÇÏ°Ô µÇ¸ç service°è¿ÀÇ ¸Þ¼µå¸¦ È£Ãâ ÇÒ ¶§ ¸Å°³ º¯¼ö·Î HttpServletRequest request, HttpServletResponse response¸¦ »ç¿ëÇÏ°Ô µË´Ï´Ù. À̰ÍÀº ¼ºí¸´ ÄÁÅ×ÀÌ³Ê ³»ºÎ¿¡¼ service°è¿ÀÇ ¸Þ¼µå¿¡ ¸Å°³º¯¼ö Çü½ÄÀ¸·Î ³Ñ°ÜÁÖ°Ô µÇ¸ç JSP¿Í ¼ºí¸µÀº ¿Ïº®ÇÏ°Ô µ¿ÀÏÇÑ ¹æ½ÄÀ¸·Î µ¿ÀÛÇÕ´Ï´Ù. ÀÌ·¯ÇÑ ¿ø¸®¸¦ ±×¸²À¸·Î ³ªÅ¸³»¸é ¾Æ·¡¿Í °°½À´Ï´Ù.
¼ºí¸´ÀÇ service() ¸Þ¼µåÀÇ ¸Å°³º¯¼ö¿Í JSPÀÇ _jspService() ¸Þ¼µåÀÇ ¸Å°³º¯¼ö´Â µ¿ÀÏÇÑ ¹æ½ÄÀ¸·Î JSP¿Í ¼ºí¸´À¸·Î Àü´ÞµË´Ï´Ù. ±× ¿øÇüÀ» º¸¸é¼ ºñ±³ÇØ º¸½Ã±â ¹Ù¶ø´Ï´Ù. ´ÙÀ½Àº Servlet°ú JSPÀÇ ¼ºñ½ºµÇ´Â ¸Þ¼µåµéÀÇ ¿øÇüÀÔ´Ï´Ù.
Servlet
n service(ServletRequest request, ServletResponse response)
n doGet(HttpServletRequest request, HttpServletResponse response)
n doPost(HttpServletRequest request, HttpServletResponset response)
JSP
n _jspService(HttpServletRequest request, HttpServletResponse response)
¾ÕÀå¿¡¼ ¹è¿î ServletÀÇ service, doGet, doPost ¿Í JSPÀÇ _jspService¸¦ ºñ±³Çغ¸½Ã±â ¹Ù¶ø´Ï´Ù.
°á·ÐÀûÀ¸·Î Servlet°ú JSP ¿¡¼ HttpServletRequest request, HttpServletResponse responseÀÇ ¿ªÇÒÀº ¸ðµÎ °°´Ù°í ¸»ÇÒ ¼ö ÀÖ½À´Ï´Ù. request¿Í response¿¡ ´ëÇØ¼ ¾Ë°íÀÚ ÇÑ´Ù¸é 4ÀåÀÇ doGet°ú doPostÀÇ ¸Å°³º¯¼ö·Î ³Ñ¾î¿À´Â HttpServletRequest request, HttpServletResponse response¸¦ ´Ù½Ã º¸½Ã±â ¹Ù¶ø´Ï´Ù. ¸¸¾à ¿©·¯ºÐÀÌ JSP¸¸À» ¾Ë°í ¼ºí¸´À» ¸ð¸¥´Ù¸é JSPÀÇ ¹Ý¹Û¿¡ ¸ð¸¥´Ù°í ÇØµµ °ú¾ðÀÌ ¾Æ´Õ´Ï´Ù.
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