锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲人av高清无码,久久亚洲精品无码网站,亚洲欧洲国产精品香蕉网http://m.tkk7.com/toez/category/16787.htmlzh-cnWed, 28 Feb 2007 03:35:00 GMTWed, 28 Feb 2007 03:35:00 GMT60Spring XML 閰嶇疆12鏈浣?jīng)_疄璺?[杞琞http://m.tkk7.com/toez/articles/78620.htmlToezToezThu, 02 Nov 2006 03:10:00 GMThttp://m.tkk7.com/toez/articles/78620.htmlhttp://m.tkk7.com/toez/comments/78620.htmlhttp://m.tkk7.com/toez/articles/78620.html#Feedback0http://m.tkk7.com/toez/comments/commentRss/78620.htmlhttp://m.tkk7.com/toez/services/trackbacks/78620.html 鍦ㄨ繖綃囨枃绔犻噷錛屽浜嶴pring XML鐨勯厤緗紝鎴戝皢鍚戜綘灞曠ず12縐嶆瘮杈冨ソ鐨勫疄璺點傚叾涓殑涓浜涘疄璺典笉浠呮槸濂界殑瀹炶返錛屾洿鏄繀瑕佺殑瀹炶返銆傞櫎姝や互澶栵紝榪樻湁鍏朵粬鍥犵礌錛屼緥濡傞鍩熸ā鍨嬬殑璁捐錛岄兘鑳藉獎鍝峏ML鐨勯厤緗紝浣嗘槸榪欑瘒鏂囩珷閲嶇偣鐮旂┒XML閰嶇疆鐨勬槗璇繪у拰鏄撶鐞嗘с?/font>

1銆備笉瑕佷嬌鐢╝utowiring

Spring 鍙互閫氳繃綾葷殑鑷渷鏉ヨ嚜鍔ㄧ粦瀹氬叾渚濊禆閮ㄥ垎錛屼嬌寰椾綘涓嶅繀鏄庣‘鎸囨槑bean鐨勫睘鎬у拰鏋勯犲櫒銆侭ean鐨勫睘鎬у彲浠ラ氳繃灞炴у悕縐版垨綾誨瀷鍖歸厤鏉ュ疄鐜拌嚜鍔ㄧ粦瀹氥傛瀯閫犲櫒閫氳繃綾誨瀷鍖歸厤鏉ュ疄鐜拌嚜鍔ㄧ粦瀹氥備綘鐢氳嚦鍙互鎸囧畾鑷姩媯嫻嬭嚜鍔ㄧ粦瀹氭ā寮忥紝瀹冨彲浠ュ紩瀵糞pring閫夋嫨涓縐嶉傚綋鐨勮繍琛屾満鍒躲傚厛鏉ョ湅鐪嬩笅闈㈢殑涓涓緥瀛愶細

< bean聽 id ="orderService" 聽class ="com.lizjason.spring.OrderService" 聽autowire ="byName" />

OrderService 綾葷殑灞炴у悕鍦ㄥ鍣ㄤ腑鐢ㄤ簬鍖歸厤bean瀹炰緥銆傝嚜鍔ㄧ粦瀹氬彲浠ユ綔鍦ㄥ湴鑺傜渷涓浜涙墦瀛楀拰鍑忓皯涓浜涙販涔便備絾鏄湪鐜板疄涓栫晫鐨勫伐紼嬮噷浣犱笉搴旇浣跨敤榪欑鏂瑰紡錛岃繖鏄洜涓哄畠鐗虹壊浜嗛厤緗殑娓呮櫚鎬у拰鍙淮鎶ゆс傝澶氭寚鍗楀拰浠嬬粛涓ぇ閲忓惞鎹ц嚜鍔ㄧ粦瀹氭槸Spring鐨勪竴縐嶆瀬濂界殑鐗瑰緛鑰屾病鏈夋彁鍒拌繖涓鐗規(guī)ф墍甯︽潵鐨勭壓鐗層備緷鎴戠殑瑙傜偣錛岃繖灝卞儚 Spring涓殑object錛峱ooling錛屽畠鏇村儚鏄竴縐嶄負浜嗗崰鎹洿澶氬競鍦虹殑鍟嗕笟鐗瑰緛銆傚畠瀵逛簬XML閰嶇疆鏂囦歡鐨勫皬宸у寲鏄竴涓ソ鍔炴硶錛屼絾瀹為檯涓婁篃澧炲姞浜嗗鏉傜▼搴︼紝灝ゅ叾褰撲綘榪愯鏈夊ぇ閲忕被澹版槑鐨勫伐紼嬫椂銆傝櫧鐒禨pring鍏佽浣犳販鍚堣嚜鍔ㄧ粦瀹氬拰鎵嬪姩緇戝畾錛屼絾鏄繖涓煕鐩句細浣縓ML閰嶇疆鏇村姞鏅︽訂闅炬噦銆?/font>

2.浣跨敤閫氫織鐨勫懡鍚?/font>

榪欎釜鏂瑰紡瀵逛簬Java緙栫爜涔熶竴鏍烽傜敤銆傚湪宸ョ▼涓嬌鐢ㄦ竻鏅扮殑銆佹弿榪版х殑銆佸崗璋冪殑閫氫織鍚嶇О瀵逛簬寮鍙戣呯悊瑙ML閰嶇疆鏄崄鍒嗘湁鐩婄殑銆備緥濡傚浜巄ean ID錛屼綘鍙互鏍規(guī)嵁閫氫織鐨凧ava綾誨悕鏉ュ懡鍚嶅畠銆傚浜庝緥瀛愪腑OrderServiceDAO鐨刡ean ID鍛藉悕涓簅rderServiceDAO銆傚浜庡ぇ鐨勫伐紼嬶紝浣犲彲浠ュ湪bean ID鍓嶉潰鍔犱笂鍖呭悕浣滀負鍓嶇紑銆?/font>

3. 浣跨敤綆媧佺殑褰㈠紡

綆媧佸艦寮忛伩鍏嶄簡鍐楅暱錛屾槸鍥犱負瀹冧粠瀛愬厓绱犱腑灝嗗睘鎬у煎拰鍙傝冨啓鍒板睘鎬т腑銆備緥濡備笅闈㈢殑渚嬪瓙錛?/font>

< bean聽 id ="orderService" 聽class ="com.lizjason.spring.OrderService" >
聽聽聽
< property聽 name ="companyName" >
聽聽聽聽聽聽
< value > lizjason </ value >
聽聽聽
</ property >
聽聽聽
< constructor-arg >
聽聽聽聽聽聽
< ref聽 bean ="orderDAO" >
聽聽聽
</ constructor-arg >
</ bean >

鍙互浣跨敤綆媧佸艦寮忓皢涓婅堪浠g爜閲嶅啓涓猴細

< bean聽 id ="orderService" 聽class ="com.lizjason.spring.OrderService" >
聽聽聽聽
< property聽 name ="companyName" 聽value ="lizjason" />
聽聽聽聽
< constructor-arg聽 ref ="orderDAO" />
</ bean >

綆媧佸艦寮忓姛鑳藉湪1.2鐗堟湰涓彲浠ヤ嬌鐢ㄣ傚浜?lt;ref local="...">娌℃湁綆媧佸艦寮忋?br />綆媧佸艦寮忎笉浣嗗彲浠ヨ妭綰︿綘鐨勬墦瀛楋紝鑰屼笖鍙互浣縓ML閰嶇疆鏂囦歡娓呮櫚銆傚畠鏈寮曚漢娉ㄧ洰鐨勬槸褰撳湪涓涓厤緗枃浠朵腑鏈夊ぇ閲忓畾涔夌殑綾繪椂鍙互鎻愰珮鏄撹鎬с?/font>

4. 瀵逛簬鏋勯犲櫒鍙傛暟鍖歸厤錛岀被鍨嬪悕姣斿簭鍙峰ソ銆?/font>

褰撲竴涓瀯閫犲櫒鍚湁涓涓互涓婄殑鍚岀綾誨瀷鐨勫弬鏁幫紝鎴栬呭睘鎬у肩殑鏍囩宸茬粡琚崰鐢ㄦ椂錛孲pring鍏佽浣犱嬌鐢ㄤ粠0璁℃暟鐨勫簭鍙鋒潵瑙e喅榪欎簺浼氬甫鏉ユ販娣嗙殑闂銆備緥濡傦細

< bean聽 id ="billingService" 聽class ="com.lizjason.spring.BillingService" > 聽聽
聽聽聽聽
< constructor-arg聽 index ="0" 聽value ="lizjason" />
聽聽聽聽
< constructor-arg聽 index ="1" 聽value ="100" />
</ bean >

鍍忎笅闈㈣繖鏍鳳紝鍒╃敤綾誨瀷灞炴ф潵緙栧啓浼氭洿濂戒竴浜涳細

< bean聽 id ="billingService" 聽聽class ="com.lizjason.spring.BillingService" > 聽聽聽聽聽聽聽
聽聽聽聽
< constructor-arg聽 type ="java.lang.String" 聽value ="lizjason" /> 聽聽聽聽聽聽聽
聽聽聽聽
< constructor-arg聽 type ="int" 聽value ="100" /> 聽聽聽
</ bean >

浣跨敤绱㈠紩鍙互紼嶇◢鍑忓皯涓浜涘啑闀匡紝浣嗘槸鍜屼嬌鐢ㄧ被鍨嬪睘鎬х浉姣旓紝瀹冭繕鏄湁瀹規(guī)槗鍙戠敓閿欒鐨勫懼悜鍜岄毦浜庨槄璇葷殑緙虹偣銆備綘搴旇鍙湪鏋勯犲櫒鍙傛暟涓嶆槑紜殑鏃跺欙紝鎵嶄嬌鐢ㄧ儲寮曡繖涓鏂規(guī)硶銆?/font>

5. 灝藉彲鑳介噸鐢ㄥ凡瀹氫箟榪囩殑bean

Spring 鎻愪緵涓縐嶇被浼肩戶鎵夸竴鏍風殑鏈哄埗鏉ュ噺灝戦厤緗俊鎭殑澶嶅埗騫剁畝鍖朮ML閰嶇疆銆傚畾涔変竴涓瓙綾誨彲浠ヤ粠瀹冪埗綾婚偅閲岀戶鎵塊厤緗俊鎭紝鑰岀埗綾誨疄璐ㄤ笂浣滀負瀛愮被鐨勪竴涓ā鏉褲傝繖灝辨槸澶у伐紼嬩腑鎵璋撶殑閲嶇敤銆備綘鎵闇瑕佸仛鐨勫氨鏄湪鐖剁被bean涓緗產(chǎn)bstract=true錛岀劧鍚庡湪瀛恇ean娉ㄦ槑瀹冭嚜宸辯殑鐖剁被bean銆備緥濡傦細

< bean聽 id ="abstractService" 聽abstract ="true" 聽class ="com.lizjason.spring.AbstractService" >
聽聽聽聽
< property聽 name ="companyName" 聽聽value ="lizjason" /> 聽聽聽
</ bean > 聽聽聽
< bean聽 id ="shippingService" 聽parent ="abstractService" 聽class ="com.lizjason.spring.ShippingService" > 聽聽聽聽聽聽聽
聽聽聽聽
< property聽 name ="shippedBy" 聽value ="lizjason" /> 聽聽聽
</ bean >

ShippingService綾諱粠abstractService綾婚偅閲岀戶鎵縞ompanyName灞炴х殑鍊尖斺攍izjason銆傚鏋滀綘娌℃湁涓轟竴涓猙ean鎸囨槑綾繪垨factory鏂規(guī)硶錛岄偅涔堣繖涓猙ean渚挎槸鎶借薄鐨勩?/font>

6. 灝介噺浣跨敤ApplicationContext鏉ヨ閰嶅畾涔夌殑bean

鍍忓湪Ant鑴氭湰涓殑寮曠敤涓鏍鳳紝Spring鐨勫紩鐢ㄥ浜庤閰嶆ā鍧楀寲鐨刡ean鏉ヨ鏄緢鏈夌敤鐨勩備緥濡傦細

< beans >
聽聽聽聽
< import聽 resource ="billingServices.xml" />
聽聽聽聽
< import聽 resource ="shippingServices.xml" />
聽聽聽聽
< bean聽 id ="orderService" 聽聽class ="com.lizjason.spring.OrderService" />
< beans >

鐩稿浜庝嬌鐢╥mport鍦╔ML閰嶇疆涓潵棰勮閰嶏紝閫氳繃ApplicationContext鏉ラ厤緗繖浜沚eans錛屾樉寰楁洿鍔犵伒媧匯傚埄鐢?ApplicationContext涔熶嬌寰梄ML閰嶇疆鏄撲簬綆$悊銆備綘鍙互鍍忎笅闈㈢殑渚嬪瓙閭f牱鍦ˋpplictionContext鏋勯犲櫒閲屽竷緗産ean錛?br />

String[]聽serviceResources聽 = 聽{
聽聽聽聽聽聽" orderServices.xml " ,
聽聽聽聽聽聽" billingServices.xml " ,
聽聽聽聽聽聽" shippingServices.xml " };

ApplicationContext聽orderServiceContext聽
=
聽聽聽聽聽聽new 聽ClassPathXmlApplicationContext(serviceResources);

7. 鍒╃敤id浣滀負bean鐨勬爣璇嗙

浣犲彲浠ユ寚瀹氫竴涓猧d鎴栧悕縐版潵浣滀負bean鐨勬爣璇嗙銆傝櫧鐒朵嬌鐢╥d涓嶄細鎻愰珮鏄撹鎬э紝浣嗘槸瀹冨彲浠ヨXML parser瀵筨ean鐨勫紩鐢ㄦ湁鏁堟柟闈㈣繘琛屾洿濂界殑楠岃瘉銆傚鏋滅敱浜嶺ML IDREF鐨勯檺鍒惰屼笉鑳戒嬌鐢ㄦ煇涓猧d錛屼綘鍙互鍒╃敤names鏉ヤ綔涓篵ean鐨勬爣璇嗙銆俋ML IDREF鐨勯檺鍒舵槸id蹇呴』浠ュ瓧姣嶅紑澶達紙鎴栬呭湪XML瑙勮寖涓畾涔夌殑鏍囩偣絎﹀彿錛夛紝鍚庨潰鎺ョ潃瀛楁瘝錛屾暟瀛楋紝榪炲瓧鍙鳳紝涓嬪垝綰匡紝鍐掑彿絳夈傚疄闄呬笂錛岄亣鍒癤ML IDREF闄愬埗鐨勯棶棰樻槸寰堝皯瑙佺殑銆?/font>

8. 鍦ㄥ紑鍙戦樁孌典嬌鐢ㄤ緷璧栨楠?/font>

浣犲彲浠ュ湪bean涓粰渚濊禆媯楠岀殑灞炴ц緗鹼紝鑰屼笉閲囩敤鍘熷厛榛樿鐨勭┖鍊鹼紝灞炴ц緗緥濡俿imple錛宱bject鎴朼ll錛屼互渚垮鍣ㄨ繘琛屼緷璧栨楠屻傚綋bean鐨勫叏閮ㄧ殑灞炴э紙鎴栨煇綾誨睘鎬э級闇瑕佽鏄庣‘璁劇疆鎴栬嚜鍔ㄧ粦瀹氭椂錛屼緷璧栨楠屼究鏄懼緱寰堟湁鐢ㄣ?/font>

< bean聽 id ="orderService" 聽class ="com.lizjason.spring.OrderService" 聽dependency-check ="objects" > 聽聽聽聽聽聽聽
聽聽聽聽
< property聽 name ="companyName" 聽value ="lizjason" /> 聽聽聽聽聽聽聽
聽聽聽聽
< constructor-arg聽 ref ="orderDAO" /> 聽聽聽
</ bean >

鍦ㄨ繖涓緥瀛愰噷錛屽鍣ㄧ‘淇濅負orderService bean璁劇疆鐨勫睘鎬т笉鏄痯rimitives 鎴栬?collections銆備負鎵鏈夌殑bean璁劇疆榛樿渚濊禆媯嫻嬩篃鏄彲浠ョ殑錛屼絾鏄垜浠緢灝戣繖鏍峰仛錛屾槸鍥犱負鏈変簺bean鐨勫睘鎬ф牴鏈氨涓嶅繀璁劇疆銆?/font>

9. 涓烘瘡涓厤緗枃浠跺姞涓婁竴涓猦eader comment

鏈濂戒嬌鐢╠escriptive id鍜屽悕縐版潵浠f浛鍦╔ML閰嶇疆鏂囦歡涓殑娉ㄩ噴銆傛澶栵紝鍔犱笂涓涓厤緗枃浠秇eader涔熷緢鏈夌敤澶勶紝瀹冨彲浠ユ榪版枃浠朵腑鎵瀹氫箟鐨刡ean銆備綘鍙互閫夋嫨灝嗘弿榪板唴瀹瑰姞鍏escription鏍囩涓備緥濡傦細

< beans > 聽聽聽聽聽聽聽
聽聽聽聽
< description >
聽聽聽聽This聽file聽defines聽billing聽service聽related聽beans聽and聽it聽depends聽on聽baseServices.xml,which聽provides聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽service聽bean聽templates聽聽聽聽聽聽聽
聽聽聽聽
</ description > 聽聽聽聽聽聽聽
聽聽聽聽聽聽聽
</ beans >

浣跨敤description鏍囩鐨勪竴涓ソ澶勬槸鍙互瀹規(guī)槗鍦板埄鐢ㄥ伐鍏蜂粠鏍囩涓夊彇鍑篸escription錛堢殑鍐呭錛夈?/p>

10. 瀵逛簬浠諱綍鍙樺寲錛岃涓庨槦鍙嬬Н鏋佷氦嫻?br />褰撲綘閲嶆瀯Java浠g爜鏃訛紝浣犻渶瑕侀殢鏃舵洿鏂伴厤緗枃浠跺茍涓旈氱煡闃熷弸銆俋ML閰嶇疆鏂囦歡涔熸槸浠g爜錛屽畠浠槸搴旂敤紼嬪簭鐨勮嚦鍏抽噸瑕佺殑閮ㄥ垎錛屼絾鏄畠浠毦浜庨槄璇誨拰緇存姢銆傚ぇ閮ㄥ垎鏃墮棿浣犳棦瑕侀槄璇籜ML閰嶇疆鏂囦歡鍙堣闃呰榪愯涓殑Java浠g爜銆?/font>

11. Setter injection浼樹簬constructor injection

Spring鎻愪緵3縐嶇被鍨嬬殑渚濊禆娉ㄥ叆錛?constructor injection,setter injection, 鍜宮ethod injection銆傛垜浠竴鑸彧鐢ㄥ墠涓ょ綾誨瀷銆?/font>

< bean聽 id ="orderService" 聽聽class ="com.lizjason.spring.OrderService" >
聽聽聽聽
< constructor-arg聽 ref ="orderDAO" /> 聽聽聽
</ bean >
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< property聽 name ="billingDAO" 聽ref ="billingDAO" >

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鎬葷粨
瀵逛簬Spring鐨勯厤緗紝XML鏄緢浼樼鐨勬柟寮忋備絾褰撳畾涔夊ぇ閲廱ean鏃訛紝鍩轟簬XML閰嶇疆浼氬彉寰楀啑闀匡紝絎ㄦ嫏銆係pring鎻愪緵浜嗕赴瀵岀殑閰嶇疆閫夐」銆傞傚綋鍦板埄鐢ㄥ叾涓殑閫夐」鍙互浣縓ML閰嶇疆娓呮櫚錛屼絾鏄紝鏈変簺閫夐」錛屼緥濡俛utowiring錛堣嚜鍔ㄧ粦瀹氾級錛屽線寰浼氶檷浣庢槗璇繪у拰鏄撶淮鎶ゆс傛枃绔犱腑鎵鍒椾婦鐨勫疄渚嬶紝鍙互甯姪浣犲垱寤哄嚭娓呮櫚鏄撹鐨刋ML閰嶇疆鏂囦歡銆?br />
鏂囩珷鏉ユ簮錛?a >http://tb.blog.csdn.net/TrackBack.aspx?PostId=1360429



Toez 2006-11-02 11:10 鍙戣〃璇勮
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