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WebWork鏄竴涓狫ava web-application寮鍙戞鏋?development framework). 瀹冧笓娉ㄤ簬鎻愰珮寮鍙戣呯殑鐢熶駭鏁堢巼騫剁畝鍖栦唬鐮? WebWork鏋勫緩鍦╔Work涔嬩笂, 

1 XWork鎻愪緵浜嗘櫘閫氱殑(generic)鍛戒護妯″紡(command pattern)妗嗘灦
2 鍚屾椂涔熸槸涓涓弽杞帶鍒?Inversion of Control, IoC)瀹瑰櫒.

 闄や簡涓婅堪鐗規у, WebWork榪樹負鍏跺畠鍔熻兘濡?/p>

1 鍒涘緩鍙鐢ㄧ殑鐢ㄦ埛鐣岄潰妯$増(UI template)
2 琛ㄥ崟(form)鎺у埗
3 鐢ㄦ埛鐣岄潰涓婚(UI theme)
4 鍥介檯鍖?br>5 琛ㄥ崟鍙傛暟涓嶫avaBean鐨勫姩鎬佹槧灝?br>6 鍋ュ.鐨勫鎴風鍙婃湇鍔″櫒绔牎楠?validation)

鎻愪緵浜嗗己鏈夊姏鐨勬敮鎸?

WebWork 2 : 浠涔堟槸WebWork

WebWork鏄竴涓己澶х殑鍩轟簬Web鐨?font color=#0000ff>MVC妗嗘灦, 瀹冩瀯寤哄湪涓涓懡浠ゆā寮忔鏋禭Work涔嬩笂. WebWork鐨勭壒鎬у寘鎷?/p>

1  錛氱敤浜庡鐞嗘垨浠g悊 璇鋒眰鐨勫垎鍙戝櫒(Dispatcher)

2  錛氭敮鎸佸縐嶈鍥炬妧鏈?JSP, Velocity, JasperReports, XML, FreeMarker)鐨勭粨鏋滅被鍨?br>
3  錛氫竴涓皬鑰屽己澶х殑JSP鏍囩搴撳拰Velocity瀹忓畾涔?br>
4  錛氬垎鍙戝櫒璋冪敤XWork媧誨姩鏉ヨ闂拰鎿嶄綔妯″瀷(Model)騫朵負瑙嗗浘鏄劇ず妯″瀷鏁版嵁鎻愪緵鏂逛究鐨勯斿緞.

 WebWork鐪熸鐨勪紭鍔垮湪浜庡畠寮鴻皟綆媧佸拰鍗忎綔鑳藉姏鐨勬牴鏈悊蹇? 浣跨敤WebWork灝嗘湁鍔╀簬

1 錛氭渶灝忓寲浠g爜

2 錛氬厑璁稿紑鍙戜漢鍛樻洿澶氱殑鍏蟲敞涓氬姟閫昏緫(business logic)鍜屽緩妯?modeling)

3 錛氫笉鏄濡傜紪鍐橲ervlet涔嬬被鐨勪簨鎯? 

涓 錛氱壒鎬?

1 錛氱伒媧葷殑鏍¢獙(validation)妗嗘灦, 鍏佽浣跨敤XML鏂囦歡瀹氫箟鏍¢獙騫墮氳繃鎴彇鍣?Interceptor)鍦ㄨ繍琛屾椂鑷姩搴旂敤鍒版椿鍔ㄧ被(Action class), 浠庤岃揪鍒版牎楠屼笌媧誨姩綾諱箣闂寸殑瀹屽叏瑙h棔(decoupled). 鏂扮増鏈繕鏀寔瀹㈡埛绔牎楠? 

2 錛氱被鍨嬭漿鍖?Type conversion)鍙互寰堝鏄撶殑灝嗗璞′粠涓涓被杞崲鎴愬彟涓涓被鍨嬨?br> 
3 錛氬己澶х殑琛ㄨ揪寮忚璦(Expression Language, EL)寤虹珛鍦∣GNL鍩虹涔嬩笂, 鍏佽:

1 閬嶅巻鍔ㄦ佸璞″浘
2 鎵ц瀵硅薄鏂規硶
3 浣跨敤鍊兼爤(ValueStack)瀹炵幇瀵瑰涓狫avaBean灞炴х殑閫忔槑璁塊棶
4 Webwork涔熷彲浠ヤ嬌鐢↗STL. 

4 錛氫嬌鐢ㄥ弽杞帶鍒?Inversion of Control, IoC)綆$悊緇勪歡(component)鐢熷懡鍛ㄦ湡鍜?u>渚濊禆鍏崇郴, 涓嶉渶瑕佺紪鍐欐敞鍐岀被鍒涘緩緇勪歡, 緇勪歡瀹㈡埛涔熶笉闇瑕佷富鍔ㄨ幏鍙栫粍浠跺疄渚?instance). 

5 錛歏elocity妯$増, 浣垮緱寮鍙戜漢鍛樺彲浠ュ緢瀹規槗鐨勫畾鍒禬eb欏甸潰鐨勫瑙?look & feel). 

6 錛氭埅鍙栧櫒(Interceptors)鍙互鍔ㄦ佹埅鍙栨椿鍔?Action)鎵ц鍓嶅悗鐨勫鐞嗚繃紼? 榪?/p>

1 綆鍖栦簡媧誨姩鐨勪唬鐮?br>2 鎻愰珮浜嗕唬鐮佸鐢ㄨ兘鍔?/span>

7 錛氭敮鎸佸浗闄呭寲(I18n). 

8 錛氬彲浠ユ柟渚跨殑涓庡叾浠栫涓夋柟杞歡闆嗘垚, 鍖呮嫭Hibernate, Spring, Pico, Sitemesh. 

9 錛氭敮鎸佸縐嶈鍥炬妧鏈: 

1 JSP
2 Velocity
3 FreeMarker
4 JasperReports
5 XML


10 錛?u>浣跨敤鍖?/u>(Packages)鍜?u>鍚嶇┖闂?/u>(Namespaces)綆$悊鏁頒互鐧捐鐨勬椿鍔? 


浜?錛氳儗鏅笌鐩殑
WebWork鏄竴涓紑鏀炬簮浠g爜欏圭洰, 鐩爣鏄負鍦ㄧ煭鏃墮棿鍐呮瀯寤哄鏉傜綉绔欐彁渚涙槗浜庣悊瑙e拰緇存姢鐨勫伐鍏峰強寮鍙戞鏋? Java鏄竴涓鉤鍙頒互鍙婂熀浜庤騫沖彴鐨勮璦, 灝界浠栨敮鎸乤lthough it supports many others as the language in which systems are built, such as JavaScript and XML.

WebWork鍦ㄦ瀯鏋朵笂鍩轟簬鏈浣沖疄璺靛拰閭d簺宸茶璇佸疄鏈変環鍊肩殑璁捐妯″紡. 瀹冭繕鍩轟簬涓涓己鐑堢殑鍔ㄦ満: 灝藉彲鑳界殑綆鍗? 騫跺叿鏈夌淮鎶や笂鐨勭伒媧繪?榪欏疄闄呬笂鏄竴涓洶闅劇殑騫寵 ).

瀹冧篃榧撳姳鐢ㄦ埛浣跨敤鎭板綋鐨? 絎﹀悎闇瑕佺殑鏂瑰紡宸ヤ綔. [It also encourages you, as a user, to do things the way you seem fit for your needs.] WebWork鑳戒互澶氱鏂瑰紡閰嶇疆鍜屼嬌鐢?/strong>, 鍝鏂瑰紡鏇撮傚悎浜庝綘渚濊禆浜庝嬌鐢ㄧ幆澧? 涓嬮潰鏄竴涓緥瀛? WebWork鏀寔澶氱涓嶅悓鐨凥TML鐢熸垚鎶鏈:

1 JSP
2 Velocity妯$増寮曟搸
3 XSLT

瀹冧滑涔嬮棿鍦ㄧ悊蹇典笂鍜屾妧鏈笂閮藉瓨鍦ㄥ緢澶х殑宸埆, 浣嗛兘鑳戒負WebWork鎵鐢? 鍚屾椂, 涓嶅悓鐨勭敤鎴風‘瀹為渶瑕佽繖浜涗笉鍚岀殑鏂瑰紡. "浣犱笉鑳介偅涔堝仛"鏄垜浠敖鍙兘閬垮厤鐨勪竴鍙ヨ瘽, 鑰?鎴戜滑涓嶈兘"寰寰鏄洜涓烘湁鍙︿竴涓洿濂? 鏇撮傚悎鐨勫伐鍏?

涓?nbsp;錛歐ebWork瀵筂VC Model-1鍜孧odel-2鐨勬敮鎸?

Web搴旂敤寮鍙戞鏋剁殑鏈閲嶈鐨勪竴涓換鍔℃槸鏀寔

1 閫昏緫
2 鍐呭
3 琛ㄧ幇

鐩稿垎紱葷殑鐞嗗康. 濡傛灉娌℃湁鍋氬埌榪欎竴鐐? 閫氬父浼氬鑷寸淮鎶や笂鐨勯棶棰? 濡傛灉寮鍙戝洟闃熺粨鏋勫鏉?鍥犱負姣忎竴涓洟闃熸垚鍛橀氬父鍙礋璐e簲鐢ㄧ殑鏌愪竴鏂歸潰(aspect)), 榪樹細浣垮簲鐢ㄧ殑寮鍙戝彉寰楁洿鍔犲洶闅? 杈懼埌鍒嗙鐩殑鐨勪竴鑸柟娉曟槸閲囩敤MVC(Model-View-Controller)璁捐妯″紡. 璇ユā寮忛紦鍔變嬌鐢ㄥ垎紱葷殑浠g爜鏉ュ鐞嗭細

1 妯″瀷(model, 鍗?/span> " 涓氬姟閫昏緫 " )
2 鎺у埗鍣?controller, 鍗?/span> " 搴旂敤閫昏緫 " )
3 瑙嗗浘(view). 

榪欐牱鍒嗙涔嬪悗, 涓嬩竴涓棶棰樻槸:

鎺у埗鍣ㄧ殑浠g爜涓庤〃鐜伴儴鍒嗗浣曚氦浜?/span>

 鏈変袱縐嶅父鐢ㄧ殑璁捐妯″瀷鍙互鍋氬埌榪欎竴鐐? 瀹冧滑鍒嗗埆琚О涓篗odel-1鍜孧odel-2. 榪欎袱縐嶆ā鍨嬪皢鍦ㄤ笅鏂囨弿榪?

Model-1 錛?br>Model-1鏂瑰紡鐨勫熀鏈兂娉曟槸鍦ㄨ〃紺哄眰(presentation layer)濡侸SP鎴栨ā鐗堜腑璋冪敤鎺у埗鍣ㄤ唬鐮? 濡傛灉浣犳鍦ㄤ嬌鐢↗SP, 榪欐剰鍛崇潃浣犲彲浠ラ氳繃涓ょ鏂瑰紡鎵ц浣犵殑WebWork媧誨姩錛?/p>

1 浣跨敤 " webwork:action " 鏍囩璋冪敤鎵ц
2 浣跨敤 " webwork:bean " 鏍囩鍍忚皟鐢↗avaBeans涓鏍鋒墽琛屾椿鍔?

Model-2 錛?br>鍦∕odel-2鏂瑰紡涓?/p>

1 鍝簺浠g爜璋冪敤鎺у埗鍣?br>2 鍝簺瑙嗗浘榪涜灞曠ず

鐢辯涓夋柟鍐沖畾, 閫氬父鏄竴涓猻ervlet鍒嗗彂鍣? 鍒嗗彂鍣ㄨВ鐮?font color=#0000ff>HTTP璇鋒眰涓殑URL, 鐒跺悗鍐沖畾鎵ц鍝簺浠g爜. 涓涓寘鍚帶鍒跺櫒浠g爜鐨凧ava瀵硅薄琚幏鍙栧茍鎵ц, 浠庤屽畬鎴愬鏌愪釜搴旂敤閫昏緫鍜屼笟鍔¢昏緫鐨勫鐞? 褰撴墽琛岀粨鏉熷悗, 鍒嗗彂鍣ㄥ皢璇鋒眰杞氦(forward)緇欎竴涓鍥懼鐞嗗櫒(濡備竴涓狫SP), 瀹冧嬌鐢ㄥ墠涓涓鐞嗙殑鏁版嵁緇樺埗緇撴灉瑙嗗浘.

鍥?nbsp;錛氬浣曢夋嫨浣跨敤?
鐢變簬

1 鎺у埗鍣ㄩ昏緫
2 琛ㄧ幇鐢熸垚

瀹屽叏瑙h棔, 浣垮緱鏍規嵁鎵ц鎯呭喌鏉ユ樉紺轟笉鍚岀粨鏋滈〉闈㈡垚涓哄彲鑳? 渚嬪, 濡傛灉澶勭悊鍑虹幇閿欒灝卞彲浠ユ樉紺轟竴涓敊璇〉闈㈣屼笉鏄劇ず姝e父鐨勭粨鏋滈〉闈?

Model-1鏂瑰紡鐨勪紭鐐瑰涓?

1 錛氫笉闇瑕佸緩绔嬩唬鐮佷笌琛ㄧず涔嬮棿鐨勬槧灝勫叧緋? 
2 錛氭槗浜庡療鐪婮SP鎴栨ā鐗堜腑鎵ц浜嗗摢浜涗唬鐮? 
3 錛氬鏋滈〉闈腑鐨勪竴閮ㄥ垎瑕佹眰鏌愪釜澶勭悊榪囩▼鍙厑璁告垚鍔?鍚﹀垯緋葷粺澶辯伒), 
          閭d箞榪欎簺浠g爜璋冪敤鍜岃〃鐜伴儴鍒嗙殑浠g爜(濡侸SP鏍囩搴撳拰HTML)涓嶅繀鍒嗙鍒版柊鐨勬椿鍔ㄥ拰JSP欏甸潰涓鐞嗚繃紼? 榪欐牱鍙互鎻愰珮鎬ц兘鍜屽彲璇繪? 

Model-2鏂瑰紡鐨勪紭鐐瑰涓?

1 錛氫唬鐮佸拰琛ㄧ幇褰誨簳鍒嗙. 鍚屼竴涓〃鐜伴〉闈㈠彲浠ヨ澶氫釜涓嶅悓鐨勬椿鍔ㄥ鐢? 
      榪欎簺媧誨姩鍙互璁塊棶涓嶅悓鐨勬暟鎹絾浣跨敤鐩稿悓鐨勬柟寮忓睍紺? 

2 錛氬鏋滀竴涓椿鍔ㄥ彲鑳藉鑷村縐嶇姸鎬? 濡?/span> " 鎴愬姛 " " 闇瑕侀噸鏂拌緭鍏?/span> " , 鎴?/span> " 鍑虹幇閿欒 "
      閭d箞浣跨敤Model
- 2鏂瑰紡鍙互寰堝鏄撶殑灝嗚繖浜涚姸鎬佹槧灝勫埌涓嶅悓鐨勯〉闈? 

 

閫夋嫨浣跨敤鐨勯瑕佸師鍒欐槸:

褰撲唬鐮佷粎浠呮槸鑾峰彇騫舵樉紺烘暟鎹?榪欒縐頒負read - type code)鏃朵嬌鐢∕odel - 1

鍙褰撴ā鍨嬫槸鐢辨椿鍔ㄦ垨涓涓鐞嗘祦紼嬫墍鏀瑰彉鏃跺氨搴斿綋浣跨敤Model
- 2


OGNL鏄疻ebWork,XWork涓殑搴曞眰鏀寔緇勪歡.闈炲父寮哄ぇ鐨勫嚱鏁板簱.



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