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Servlet Architecture
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J
JU Chae
Servlet Architecture from Servlet&JSP chapter 2
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Servlet Architecture
1.
Servlet Architecture
2.
Container A. Servlet
: 覦 貊 B. Container : 覦 貊 C. 觚襴衰骸 貉企 *覦 貊*企.
3.
Architecture 覯襦
豌 貉企螳 豌 覦 觚襴酔朱 蟆譴 觚襴酔 覃 語 企殊伎危語蟆
4.
Request 轟覯襦
れ伎る 豌 貉企螳 覦 豌襴 . Why?
5.
Container 旧
豢 : 螳覦螳 讌 碁ゼ 郁屋 螳 . 轟覯 旧 貉企螳 . 覈譯手鍵 蟯襴 : 觚襴酔 螻 譯曙 蟯襴. 覃一る 讌 : 豌襷 Thread 讌 覲伎 蟯襴 : るゼ 讌 覲伎 伎 豌襴 螳 JSP 讌
6.
Architecture 覯襦
豌 貉企螳 豌 覦 觚襴酔朱 蟆譴 觚襴酔 覃 語 企殊伎危語蟆
7.
Container A. 螳
觚襴酔 襷襯 企Ν. B. れ伎 豌 觚襴酔企朱 蟇 豌危, 螳豌 A. HttpServletResponse B. HttpServletRequest C. 螳 襴 URL 覿 觚襴 語. 語襦 Response, Request襯 讌 D. 觚襴 service()覃襯 語.
8.
Architecture 覯襦
豌 貉企螳 豌 覦 觚襴酔朱 蟆譴 觚襴酔 覃 語 企殊伎危語蟆
9.
Service HttpServlet
覦朱 service 覃襯 覦蟆 . 碁Μ Service 覃螳 譟伎.
10.
How to find
URL 蠏碁る 豌 覦朱 企至 觚襴酔 URL 谿場企螳? 覦壱 (Deployment Descriptor, DD) 谿語^
11.
Deployment Descriptor, DD
DD 貉企螳 企 譯殊襦 豌 覦 , 觚襴酔 語伎 讌 れ朱 れ 殊. 讀, URL螻 れ 觚襴酔 襷ろ伎
12.
DD <servlet> <servlet-name>Ch3Beer</servlet-name>
<servlet-class>com.example.web.BeerSelect</servlet-class> </servlet> <servlet-mapping> <servlet-name>Ch3Beer</servlet-name> <url-pattern>/SelectBeer.do</url-pattern> </servlet-mapping> <servlet> : 企 企, 企る螻 襷ろ <servlet-mapping> : 企 企螻 URL 襷ろ 讀, DD 企 豐 螳讌 A. DD 企 : <servlet-name> B. URL螻 語 觚襴酔 襷ろ : <servlet-class> C. 企殊伎誤瑚 觚襴 企 : <url-pattern>
13.
Architecture 覯襦
豌 貉企螳 豌 覦 觚襴酔朱 蟆譴 觚襴酔 覃 語 企殊伎危語蟆
14.
MVC Model
: 覲企ゼ 曙伎り, 觜讀 襦讌 (java) View : 襴伎 豈 讌(jsp) Controller : 螳 ロ 覲企ゼ 豢豢, 覈語 企 伎 讌 (servlet)
15.
MVC UI
襴貅伎 蟲燕蠍 覈 Model : 危襴貅伎 蠍磯レ 螻, 襯 讌 View : 覈語 豌襴 蟆郁骸 覲企ゼ 蟆 覲伎 譴 Controller : 覈轟 覈語 觜 ろ 譴螻, 蟆郁骸襯 觀磯 覲伎譴. 讀, 螳讌 貉危瑚 襦 譟伎伎 蟆 覿襴 蟆 譴.
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