Spring鐮旂┒绗旇-浜嬪姟鎺㈢┒
Spring鐮旂┒绗旇------浜嬪姟鎺㈢┒
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聽 聽 鐔熸倝Java EE缂栫▼鐨勪汉搴旇鐭ラ亾锛屼簨鍔″垎涓哄叏灞€锛坓lobal锛夊拰鏈湴锛坙ocal锛変袱绉嶄簨鍔★紱鍏ㄥ眬浜嬪姟鎻愪緵浜嗗湪澶氫釜浜嬪姟婧愪箣闂存搷浣滀繚璇佸師瀛愭€х殑鑳藉姏锛屽吀鍨嬬殑浜嬪姟婧愭槸鏁版嵁搴擄紝鍦ㄤ竴浜涗紒涓氶泦鎴愰鍩熻繕鍖呮嫭MQ绛変腑闂翠欢锛屽湪Java EE浣撶郴涓€氳繃JTA鏉ュ鍏ㄥ眬浜嬪姟鎻愪緵鏀寔锛屼簨鍔＄鐞嗗姛鑳界敱搴旂敤鏈嶅姟鍣ㄦ彁渚涙敮鎸侊紝鍦ㄥ疄闄呮搷浣滄椂闇€瑕侀€氳繃JNDI杩涜浜嬪姟瀵硅薄鐨勫紩鐢紝杩欏氨瀛樺湪涓ょ鑰﹀悎缁戝畾锛岀壒瀹氭煡鎵惧崗璁拰鐗瑰畾搴旂敤瀹瑰櫒缁戝畾锛岃繖鏄笉鏄笉鑹殑缁勭粐褰㈠紡瑕佺湅搴旂敤鐨勯渶姹傦紝浣嗗湪澶у鏁版椂鍊欙紝澶у鏁板簲鐢ㄤ负浜嗚幏鍙栧叏灞€浜嬪姟鐨勮兘鍔涜€屼粯鍑鸿繖绉嶈€﹀悎鐨勪唬浠烽兘鏄瘮杈冧笉鍚堢畻鐨勶紱鏈湴浜嬪姟鏄祫婧愮壒瀹氱殑锛屼緥濡備娇鐢↗DBC connection杩涜鐨勪簨鍔℃搷浣滐紝鏈湴浜嬪姟涓殑浜嬬墿绠＄悊鍔熻兘鏄簲鐢ㄧ▼搴忚繘琛屾帶鍒剁殑锛岄潪瀹瑰櫒鎵樼锛屽洜姝ゅ叾鑳芥憜鑴卞鍣ㄧ粦瀹氱殑鍓綔鐢紝浣嗗叾灞€闄愭€т篃寰堟槑鏄撅紝鍥犱负鏄祫婧愮壒瀹氱殑锛屽叾涓嶈兘鏀寔璺ㄤ簨鍔℃簮鐨勬搷浣滐紝鎵€骞告垜浠ぇ閮ㄥ垎搴旂敤閮芥病鏈夎法浜嬪姟婧愮殑闇€姹傦紝鏈湴浜嬪姟鍦ㄨ繖绉嶆儏鍐典笅姣旇緝閫傜敤锛涘叧浜庡叏灞€浜嬪姟杩欓噷澶氳ˉ鍏呬竴鐐癸紝鍥犱负鍒嗗竷寮忎簨鍔℃湰韬殑澶嶆潅鎬э紝鍏舵瘮杈冮噸閲忕骇锛岃€冭檻鐨勪簨鍔℃ā鍨嬪彲鑳戒篃姣旇緝澶嶆潅锛岄櫎闈炲繀椤讳娇鐢紝鍚﹀垯杩樻槸鏁€岃繙涔嬩负濂斤紝鍗充娇鍥犱负姘村钩鎵╁睍銆侀珮鍙敤銆佽礋杞藉潎琛＄瓑闇€姹傝€岄渶瑕佹坊缃澶栫殑浜嬪姟婧愶紝涔熷簲璇ュ敖閲忛伩鍏嶏紝渚嬪浣跨敤Oracle RAC锛屽皢鍒嗗竷寮忎簨鍔＄殑澶嶆潅鎬у皝瑁呭湪鏁版嵁搴撲骇鍝佸眰闈紝绠€鍖栧簲鐢ㄧ骇鍒殑浜嬪姟鎿嶄綔锛涘疄闄呬笂锛屽叏灞€浜嬪姟鎿嶄綔涓嶄竴瀹氶潪闇€瑕佺粦瀹氬簲鐢ㄥ鍣紝鍊熷姪鐙珛鐨勪簨鍔＄鐞嗗櫒濡?span style="color: #0000ff; font-size: 10pt; background-color: inherit;">Atomikos Transactions聽鍜?span style="font-size: 10pt; background-color: inherit;">聽JOTM涔熻兘鎻愪緵JTA鍏ㄥ眬浜嬪姟鐨勫姛鑳斤紝褰撶劧锛岃繕鏄涓婃墍杩帮紝骞朵笉鎺ㄨ崘浣跨敤銆?br style="">
聽 聽 Spring鎻愪緵浜嗕竴鑷寸殑浜嬪姟鎶借薄锛岃€岃繖鎶借薄鐨勬牳蹇冨氨鏄疨latformTransactionManager鎺ュ彛锛屾帴鍙ｅ畾涔夊涓?/span>
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璇ユ帴鍙ｆ湁涓変釜鏂规硶锛岀涓€涓柟娉曟牴鎹甌ransationDefinition瀵硅薄鑾峰彇浜嬪姟锛圱ransactionStatus锛夛紝TransationDefinition涔熸槸涓€涓帴鍙ｏ紝瀹氫箟濡備笅
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閫氳繃杩欎釜瀹氫箟锛屾垜浠煡閬?span style="font-size: small;">TransationDefinition鎻愪緵浜嗕簨鍔′紶鎾瓥鐣ヤ互鍙婁簨鍔￠殧绂荤骇鍒殑甯搁噺瀹氫箟锛屽悓鏃舵彁渚涗簡榛樿闅旂鍜岄粯璁や簨鍔¤秴鏃剁殑甯搁噺瀹氫箟锛屾柟娉曚笂鎻愪緵浜嗚幏鍙栦簨鍔￠殧绂荤骇鍒€佷簨鍔′紶鎾瓥鐣ャ€佷簨鍔¤秴鏃舵椂闂淬€佹槸鍚﹀彧璇讳簨鍔′互鍙婁簨鍔″悕绉颁俊鎭紝鍩烘湰涓婁簨鍔＄殑鍩烘湰姒傚康閮藉寘鍚湪浜嗚繖涓帴鍙ｅ畾涔変腑锛汿ransactionStatus鎻愪緵浜嗙畝鍗曠殑鎺у埗浜嬪姟浠ュ強鏌ヨ浜嬪姟鐘舵€佺殑鏂规硶锛屽畾涔夊涓?/span>
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鍥犱负鎺ュ彛瀹氫箟姣旇緝鏄庝簡锛岃繖閲屼笉鍐嶅睍寮€璧樿堪锛?span style="font-size: 13px;">PlatformTransactionManager鎺ュ彛鏄疭pring浜嬪姟绠＄悊鐨勬牳蹇冿紝鍏剁被绾х粨鏋勫涓?/span>
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閫氳繃涓婇潰鐨勭粨鏋勫浘锛屾垜浠湅鍒癝pring涓烘瘡涓€绉嶅父鐢ㄧ殑鍏蜂綋鐨勪簨鍔℃搷浣淎PI鎻愪緵浜嗗叿浣撶殑瀹炵幇锛屼緥濡傛垜浠父鐢ㄧ殑鍩轰簬绾疛DBC鐨凞ataSourceTransactionManager鍜屽父鐢∣RM hibernate鐨凥ibernateTransactionManager锛孞TA API鐗逛緵浜嗛€氱敤鐨勫疄鐜颁互鍙婇拡瀵筗eblogic銆乄ebSphere搴旂敤鏈嶅姟鍣ㄦ彁渚涚殑鐗瑰畾瀹炵幇锛?span style="font-size: 13px;">PlatformTransactionManager瀹氫箟浜嗗熀鏈殑浜嬪姟鎿嶄綔妯″瀷锛岃€孉bstractPlatformTransactionManager鎶借薄绫诲疄鐜颁簡璇ユ帴鍙ｏ紝璇ユ娊璞＄被瀹氫箟浜嗕竴浜涙墍鏈夊叿浣撳疄鐜扮被鍏辨湁鐨勫睘鎬у拰鏂规硶锛屽悓鏃跺畾涔変簡缁熶竴鐨勪簨鍔″鐞嗘祦绋嬶紝杩欐槸璁捐妯″紡妯℃澘妯″紡闈炲父缁忓吀鐨勫簲鐢紝鍥犱负璇ョ被鏂规硶瀹氫箟杈冨锛岃繖閲屾垜浠氨涓嶅湪璐村嚭璇ョ被鐨勫畾涔夛紝鎴戜滑鏉ョ湅鐪嬭绫诲浣曞畾涔変簡缁熶竴鐨勪簨鍔″鐞嗘祦绋嬶紝璇ョ被瀹炵幇浜哖latformTransactionManager鎺ュ彛鐨刢ommit鏂规硶锛屽悓鏃跺皢璇ユ柟娉曡涓篺inal锛屼娇鍏跺瓙绫讳笉鑳藉閲嶅啓锛宑ommit鏂规硶濡備笅锛?/span>
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璇ユ柟娉曞畾涔変簡鍩烘湰鐨勬彁浜ゅ鐞嗭紝鎴戜滑鐪嬪埌瀹為檯澶勭悊鏄痯rocessXXX绛夋柟娉曪紝processCommit閮ㄥ垎浠ｇ爜濡備笅
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鎴戜滑鐪嬪埌杩欎釜鏂规硶璐熻矗浜嗗叿浣撲簨鍔℃彁浜ょ殑鐩稿叧鎿嶄綔锛屾渶鍚庡疄闄呮彁浜ゆ搷浣滄槸doCommit锛岃€宒oCommit涓轰竴涓娊璞℃柟娉曪紝杩欏氨鏄绫荤粰瀛愮被瀹炵幇鐣欎笅鐨勨€滈挬瀛愨€濓紝鍏蜂綋鐨勬彁浜ゆ搷浣滅敱瀛愮被鏉ュ幓瀹炵幇锛岃繖鏄竴涓吀鍨嬬殑妯℃澘妯″紡搴旂敤锛屾帴涓嬫潵鎴戜滑鎵句竴涓叿浣撳瓙绫绘潵鐪嬬湅doCommit鐨勫疄闄呮搷浣滐紝鎴戜滑鐪嬬湅姣旇緝鐔熸倝鐨凥ibernateTransactionManager锛宒oCommit濡備笅锛?/div>
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寰堟槑鏄撅紝鐪嬪埌浜咹ibernate浜嬪姟鎿嶄綔鍏稿瀷鐨勭敤娉曪紝鍏朵粬瀹炵幇绫讳技锛岃繖閲屾垜浠笉鍦ㄨ禈杩帮紝澶у鍙互鑷繁鐪嬬湅銆?/div>
聽 聽 聽 聽 鍏充簬鍏蜂綋鐨凷pring浜嬪姟閰嶇疆锛岃櫧鐒舵瘮杈冨熀纭€锛屼絾鎴戣繕鏄啓鍦ㄨ繖閲屽惂锛屽湪浜嬪姟閰嶇疆杩囩▼涓紝鎴戠┛鎻掔潃鎻忚堪涓€浜涘師鐞嗘€х殑涓滆タ锛屽洜涓哄ご鑴戞瘮杈冩贩涔憋紝鏉＄悊涓嶆竻锛岃繕鏈涘ぇ瀹舵捣娑点€?/div>
聽 聽 聽 聽 浜嬪姟绠＄悊閰嶇疆鐨勬牳蹇冩槸鍚勭鍏蜂綋PlatformTransactionManager鐨勯厤缃紝鍏舵灏辨槸鍚勭浜嬪姟绠＄悊鍣ㄥ浣曚綔鐢ㄥ湪鍏蜂綋鎿嶄綔鏂规硶涓婄殑鍒囬潰閰嶇疆锛屽洜涓轰簨鍔＄鐞嗗櫒鍒板叿浣撴柟娉曠殑鍒囬潰閰嶇疆閮芥槸涓€鑷寸殑锛岃繖閲屾垜浠粰鍑哄悇绉?span style="font-size: 13px;">PlatformTransactionManager鐨勯厤缃紝鏈€鍚庡湪鏉ヤ竴涓叿浣撶殑浜嬪姟鍒囬潰閰嶇疆锛岃繖閲屾垜浠彁渚?span style="font-size: 14px;">DataSourceTransactionManager銆丣taTransactionManager浠ュ強HibernateTransactionManager鐨勯厤缃紝鍏充簬鐢╔ML閰嶇疆杩樻槸娉ㄨВ閰嶇疆锛岃繖閲屾垜浠厛鎻愪緵XML鐨勯厤缃紝鐒跺悗鍦ㄥ悗闈㈢粰鍑轰竴涓畬鍏ㄦ敞瑙ｇ殑閰嶇疆瀹炰緥銆?/span>
PlatformTransactionManager閰嶇疆
1. DataSourceTransactionManager
棣栧厛闇€瑕侀厤缃甁DBC鐨凞ataSource锛屾瘯绔熻繖浜涙湰鍦颁簨鍔℃槸璧勬簮鐗瑰畾鐨勫槢锛孌ataSource瀹氫箟濡備笅
<bean聽id="dataSource"聽class="org.apache.commons.dbcp.BasicDataSource"聽destroy-method="close">
聽 聽 <property聽name="driverClassName"聽value="${jdbc.driverClassName}"聽/>
聽 聽 <property聽name="url"聽value="${jdbc.url}"聽/>
聽 聽 <property聽name="username"聽value="${jdbc.username}"聽/>
聽 聽 <property聽name="password"聽value="${jdbc.password}"聽/>
</bean>
聽 聽 <property聽name="driverClassName"聽value="${jdbc.driverClassName}"聽/>
聽 聽 <property聽name="url"聽value="${jdbc.url}"聽/>
聽 聽 <property聽name="username"聽value="${jdbc.username}"聽/>
聽 聽 <property聽name="password"聽value="${jdbc.password}"聽/>
</bean>
鎺ョ潃灏辨槸浜嬪姟绠＄悊鍣ㄧ殑閰嶇疆锛孌ataSourceTransactionManager瀹氫箟濡備笅
<bean聽id="txManager"聽class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property聽name="dataSource"聽ref="dataSource"/>
</bean>
杩欓噷浜嬪姟绠＄悊鍣ㄥ氨閰嶇疆瀹屼簡锛岄潪甯哥畝鍗曘€?/span>
<property聽name="dataSource"聽ref="dataSource"/>
</bean>
杩欓噷浜嬪姟绠＄悊鍣ㄥ氨閰嶇疆瀹屼簡锛岄潪甯哥畝鍗曘€?/span>
2.聽JtaTransactionManager
JtaTransactionManager閰嶇疆鏇翠负绠€鍗曪紝鍥犱负鍏舵槸鍏ㄥ眬浜嬪姟锛屼负瀹瑰櫒鎵樼浜嬪姟锛屽叾涓嶉渶瑕佺煡閬撶壒瀹氱殑璧勬簮锛圖ataSource锛夛紝閰嶇疆濡備笅
<bean聽id="txManager"聽class="org.springframework.transaction.jta.JtaTransactionManager"聽/>
浣嗘槸娉ㄦ剰JtaTransactionManager涓嶉渶瑕佺煡閬揇ataSource锛屽苟涓嶆剰鍛崇潃涓嶉渶瑕侀厤缃紝Spring Data妯″潡瀵硅祫婧愮殑鎿嶄綔杩樻槸闇€瑕丏ataSource鐨勶紝鍦ㄨ繖绉嶅満鏅笅DataSource鐢卞簲鐢ㄥ鍣ㄦ墭绠★紝鎵€浠ヤ娇鐢↗NDI杩涜鏌ユ壘寮曠敤锛屽涓?/span>
<jee:jndi-lookup聽id="dataSource"聽jndi-name="jdbc/jpetstore"/>
3.HibernateTransactionManager
Hibernate鐨勯厤缃瘮杈冨涓€浜涳紝棣栧厛鏄厤缃瓺ataSource锛屽拰1涓竴鑷达紝杩欓噷涓嶅啀璧樿堪锛屾帴鐫€灏辨槸SessionFactory鐨勯厤缃紝閰嶇疆濡備笅
<bean聽id="sessionFactory"聽class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
聽 聽 <property聽name="dataSource"聽ref="dataSource"聽/>
聽 聽 <property聽name="mappingResources">
聽 聽 聽 聽 <list>
聽 聽 聽 聽 聽 聽 <value>org/springframework/samples/petclinic/hibernate/petclinic.hbm.xml</value>
聽 聽 聽 聽 </list>
聽 聽 </property>
聽 聽 <property聽name="hibernateProperties">
聽 聽 聽 聽 <value>
聽 聽 聽 聽 聽 聽 hibernate.dialect=${hibernate.dialect}
聽 聽 聽 聽 </value>
聽 聽 聽 聽</property>
</bean>
娉ㄦ剰杩欓噷鐨勯厤缃瘮杈冭€侊紝濡傛灉浣跨敤鍩轰簬娉ㄨВ鐨勫疄浣撻厤缃紝璇峰皢mappingResources鏇挎崲涓?/div>
聽 聽 <property聽name="dataSource"聽ref="dataSource"聽/>
聽 聽 <property聽name="mappingResources">
聽 聽 聽 聽 <list>
聽 聽 聽 聽 聽 聽 <value>org/springframework/samples/petclinic/hibernate/petclinic.hbm.xml</value>
聽 聽 聽 聽 </list>
聽 聽 </property>
聽 聽 <property聽name="hibernateProperties">
聽 聽 聽 聽 <value>
聽 聽 聽 聽 聽 聽 hibernate.dialect=${hibernate.dialect}
聽 聽 聽 聽 </value>
聽 聽 聽 聽</property>
</bean>
娉ㄦ剰杩欓噷鐨勯厤缃瘮杈冭€侊紝濡傛灉浣跨敤鍩轰簬娉ㄨВ鐨勫疄浣撻厤缃紝璇峰皢mappingResources鏇挎崲涓?/div>
<property name="packagesToScan">
聽 聽<list>
聽 聽 <value>com.app</value>
聽 聽</list>
</property>
鎺ョ潃灏辨槸HibernateTransactionManager鐨勯厤缃簡锛岄厤缃涓?/div>
<bean聽id="txManager"聽class="org.springframework.orm.hibernate3.HibernateTransactionManager">
聽 聽 <property聽name="sessionFactory"聽ref="sessionFactory"聽/>
</bean>
聽 聽 <property聽name="sessionFactory"聽ref="sessionFactory"聽/>
</bean>
聽 聽 娉ㄦ剰瀹為檯鐨勬寔涔呭寲鎶€鏈緥濡侸DBC銆丣PA銆丣DO銆丠ibernate绛夊拰瀹為檯浣跨敤鐨勪簨鍔＄鐞嗗櫒涔嬮棿鐨勫尯鍒紝鍏舵病鏈夊繀瑕佷竴涓€瀵瑰簲锛屽湪浣跨敤JDBC鏃跺彲浠ヤ娇鐢↗TA鍏ㄥ眬浜嬪姟绠＄悊鍣紝鍚屾牱锛屼娇鐢℉ibernate涔熷彲浠ワ紝鍙渶灏嗘渶鍚庝竴姝ョ殑浜嬪姟绠＄悊鍣ㄦ浛鎹负JtaTransactionManager鍗冲彲銆?/div>
聽
聽
聽
浜嬪姟绠＄悊鍣ㄥ埌鐗瑰畾鏂规硶閰嶇疆
聽
聽 聽 鎺ヤ笅鏉ュ氨鏄叿浣撲簨鍔＄鐞嗗櫒濡備綍浣滅敤鍦ㄥ叿浣撴柟娉曚笂鐨勯厤缃簡锛屼笉杩囧湪杩欎箣鍓嶆垜浠弿杩颁竴涓嬭繖涓娇鐢ㄨ儗鏅紝濡傚墠鎵€杩帮紝Spring鎻愪緵浜嗕袱绉嶄簨鍔＄鐞嗘柟寮忥紝涓€绉嶆槸澹版槑寮忎簨鍔＄鐞嗭紙Declarative transaction management锛夛紝鍙︿竴绉嶅垯鏄紪绋嬪紡浜嬪姟绠＄悊锛圥rogrammatic transaction management锛夛紝杩欎袱绉嶆柟寮忔樉鐒跺０鏄庡紡姣旇緝绠€鍗曪紝鑰屽湪浜嬪姟绠＄悊闇€姹傛瘮杈冨皯鐨勬椂鍊欙紝鎯虫瘮杈冨０鏄庡紡姣旇緝绻佺悙鐨勯厤缃紝缂栫▼寮忓垯姣旇緝绠€鍗曪紝杩欓噷澶у鏍规嵁鑷繁鐨勯渶姹傝繘琛岄€夋嫨锛孲pring瀹樻柟鎺ㄨ崘浣跨敤澹版槑寮忎簨鍔＄鐞嗭紝鍚庨潰鐨勮杩颁篃浼氬垎鍒粰鍑哄０鏄庡紡浜嬪姟鍜岀紪绋嬪紡浜嬪姟鐩稿叧涓婚銆?/span>
澹版槑寮忛厤缃?/strong>
聽 聽 澹版槑寮忎簨鍔＄鐞嗙殑鍩烘湰鍘熺悊鏄埄鐢ㄥ湪Spring涓簲鐢ㄦ瘮杈冨箍娉涚殑闈㈠悜鍒囬潰缂栫▼锛圓OP锛夛紝閫氳繃灏嗕簨鍔″鐞嗘斁鍦ㄥ垏闈㈠璞′腑鏉ヨ繘琛屼竴鑷存€х殑绠＄悊锛屽噺灏戝啑浣欎唬鐮侊紝鎻愬崌绠€娲佹€э紝鍘熺悊鍥惧ぇ鑷村涓?/span>
聽
鍏朵腑鐨凙OP proxy锛孲pring瀹氫箟浜員ransactionInterceptor绫伙紝璇ョ被缁撴瀯濡備笅
聽
閫氳繃杩欎釜缁撴瀯锛屾垜浠湅鍒板疄闄呯殑鏂规硶閮藉湪TransactionInterceptor鐨勭埗绫籘ransactionAspectSupport涓紝TransactionInterceptor鐨勫叧閿柟娉曟槸invoke鏂规硶锛岃€岃繖涓柟娉曞唴閮ㄨ皟鐢ㄤ簡鐖剁被鐨刬nvokeWithinTransaction鏂规硶锛岃繖鏄繖閲屼簨鍔″鐞嗙殑鏍稿績锛宨nvokeWithinTransaction鏂规硶鐗囨濡備笅
聽
杩欑湅璧锋潵鏄竴涓吀鍨嬬殑鍒囬潰浠ｇ悊鏂规硶锛屾垜浠寜鐓ч『搴忚涓嬩富瑕佹祦绋嬶紝棣栧厛270琛岃幏鍙栬鏂规硶鐨勪簨鍔″睘鎬э紝杩欎簺灞炴€у寘鎷簨鍔￠殧绂荤骇鍒€佷簨鍔′紶鎾瓥鐣ャ€佸彧璇汇€佸洖婊氱瓑灞炴€т俊鎭紝鐒跺悗271琛岃幏鍙栧钩鍙颁簨鍔＄鐞嗗櫒锛屽洜涓篠pring鏀寔澶氫簨鍔＄鐞嗗櫒鐗规€э紝杩欓噷闇€瑕侀厤鍚堝疄闄呴厤缃潵鍐冲畾鍏蜂綋鐨勪簨鍔＄鐞嗗櫒锛屾敞鎰?76琛岋紝杩欎竴琛岃幏鍙栦簡浜嬪姟淇℃伅锛屽悓鏃跺張鍦ㄥ繀瑕佹儏鍐典笅寮€鍚簡浜嬪姟锛屽悗闈?81琛屾槸鍏蜂綋鏂规硶鎵ц锛?91琛屾彁浜や簨鍔°€?/div>
聽 聽 涓婇潰璇翠簡浜涘師鐞嗭紝杩欓噷缁欏嚭澹版槑寮忎簨鍔＄殑涓€浜涘叿浣撳簲鐢ㄩ厤缃紝鍦⊿pring涓０鏄庡紡浜嬪姟澶т綋鏈変袱绉嶇敤娉曪紝涓€绉嶆槸绾补鐨勫垏闈㈤厤缃紝涓€绉嶆槸鍩轰簬@Transactional鐨勬敞瑙ｉ厤缃紝杩欓噷閮戒細缁欏嚭鍏蜂綋搴旂敤瀹炰緥銆?/div>
聽 1.鍩轰簬鍒囬潰鐨勯厤缃?/strong>
聽 聽 鍩轰簬鐣岄潰鐨勯厤缃瘮杈冪畝鍗曪紝鏍稿績鏄疶ransaction 鐨凙dvice鐨勯厤缃紝鐒跺悗灏嗚繖Advice閰嶇疆鍦ㄥ叿浣損ointcut涓婂氨鍙互浜嗭紝鎴戜滑鍏堢湅鐪婣dvice鐨勯厤缃紝閰嶇疆瀹炰緥濡備笅锛?/div>
<tx:advice聽id="txAdvice"聽transaction-manager="txManager">
聽 聽 <!-- the transactional semantics... -->
聽 聽 <tx:attributes>
聽 聽 聽 聽 聽 聽 <!-- all methods starting with 'get' are read-only -->
聽 聽 聽 聽 <tx:method聽name="get*"聽read-only="true"/>
聽 聽 聽 聽 聽 <!-- other methods use the default transaction settings (see below) -->
聽 聽 聽 聽 <tx:method聽name="*"/>
聽 聽 </tx:attributes>
</tx:advice>
濡備笂锛岃繖閲岀殑閰嶇疆姣旇緝娓呮櫚鏄庝簡锛屽紩鐢ㄥ叿浣撶殑浜嬪姟绠＄悊鍣紙濡傛灉浜嬪姟绠＄悊鍣ㄥ悕绉颁负transactionManager锛岄偅涔堝彲浠ヤ笉闇€瑕佹槑纭紩鐢ㄤ簨鍔＄鐞嗗櫒锛夛紝鐒跺悗閫氶厤绗﹀尮閰嶇壒瀹氭柟娉曪紝閰嶇疆鐗瑰畾浜嬪姟灞炴€э紱閰嶇疆瀹孉dvice锛屾帴涓嬫潵鏄皢Advice鍏宠仈鍒皃ointcut鐨勯厤缃紝濡備笅
聽 聽 <!-- the transactional semantics... -->
聽 聽 <tx:attributes>
聽 聽 聽 聽 聽 聽 <!-- all methods starting with 'get' are read-only -->
聽 聽 聽 聽 <tx:method聽name="get*"聽read-only="true"/>
聽 聽 聽 聽 聽 <!-- other methods use the default transaction settings (see below) -->
聽 聽 聽 聽 <tx:method聽name="*"/>
聽 聽 </tx:attributes>
</tx:advice>
濡備笂锛岃繖閲岀殑閰嶇疆姣旇緝娓呮櫚鏄庝簡锛屽紩鐢ㄥ叿浣撶殑浜嬪姟绠＄悊鍣紙濡傛灉浜嬪姟绠＄悊鍣ㄥ悕绉颁负transactionManager锛岄偅涔堝彲浠ヤ笉闇€瑕佹槑纭紩鐢ㄤ簨鍔＄鐞嗗櫒锛夛紝鐒跺悗閫氶厤绗﹀尮閰嶇壒瀹氭柟娉曪紝閰嶇疆鐗瑰畾浜嬪姟灞炴€э紱閰嶇疆瀹孉dvice锛屾帴涓嬫潵鏄皢Advice鍏宠仈鍒皃ointcut鐨勯厤缃紝濡備笅
<aop:config>
聽 聽 <aop:pointcut聽id="fooServiceOperation"聽expression="execution(* x.y.service.FooService.*(..))"/>
聽 聽 <aop:advisor聽advice-ref="txAdvice"聽pointcut-ref="fooServiceOperation"/>
</aop:config>
聽 聽 <aop:pointcut聽id="fooServiceOperation"聽expression="execution(* x.y.service.FooService.*(..))"/>
聽 聽 <aop:advisor聽advice-ref="txAdvice"聽pointcut-ref="fooServiceOperation"/>
</aop:config>
杩欓噷鐨勯厤缃瘮杈冪畝鍗曪紝涓嶅湪璧樿堪
鍏充簬浜嬪姟灞炴€х殑閰嶇疆锛屽彲閰嶇疆灞炴€у涓?/div>
闄ゆ柟娉曞悕涔嬪锛屽叾浠栧睘鎬ч兘鏄彲閫夌殑锛屾牴鎹叿浣撶殑搴旂敤鍦烘櫙杩涜瀹氬埗锛屼簨鍔′紶鎾瓥鐣ュ畾涔変簡涓嶅悓浜嬪姟鐨勫瓨鍦ㄥ叧绯伙紝鍙€夊睘鎬у垪琛ㄥ涓嬶紙娉ㄦ剰Spring浜嬪姟姒傚康涓€昏緫浜嬪姟鍜岀墿鐞嗕簨鍔＄殑鍖哄埆锛岀墿鐞嗕簨鍔″氨鏄寚鏁版嵁搴撳眰闈㈢殑浜嬪姟锛岃€岄€昏緫浜嬪姟鏄簲鐢ㄥ眰闈㈢殑锛屽彲浠ュ叿鏈夋洿涓板瘜鐨勮涓虹壒鎬э紝Spirng涓殑浜嬪姟灏辨槸鐗规寚閫昏緫浜嬪姟锛岃娉ㄦ剰锛?/div>
浜嬪姟闅旂绾у埆杩欎釜灞炴€ф槸鏁版嵁搴撳眰闈㈢殑锛屽彲閫夊睘鎬у垪琛ㄥ涓?/div>
鍏蜂綋杩欎簺闂浠ュ強姣忎釜闅旂绾у埆鐨勫叿浣撶壒寰佹湁鏈轰細鍦ㄨ繘琛屽彊杩板惂锛屼笉鐒跺お澶氫簡锛岃繖閲屾敞鎰忎笉鍚岀殑鏁版嵁搴撳涓嶅悓闅旂绾у埆鏀寔鏄笉鍚岀殑锛屼緥濡侽racle鍙兘鏀寔璇绘彁浜ゅ拰搴忓垪鍖栵紝涓嶅彲閲嶅璇荤殑闂閫氳繃棰濆鐨勪箰瑙傞攣瀹炵幇锛屽叾涓瓨鍦ㄥ彧璇讳簨鍔★紝闅旂绾у埆瀹為檯鏄簭鍒楀寲锛屽湪閰嶇疆浜嬪姟鍙鏃惰娉ㄦ剰杩欓噷鐨勭壒鎬э紱Mysql鏀寔姣旇緝涓板瘜锛屼絾鍏跺彲閲嶅璇昏兘澶熻В鍐抽儴鍒嗗够璇婚棶棰橈紝杩欐槸涓庡叾瀹炵幇鏈夊叧鐨勶紝绛夋湁鏈轰細鎶婂畠灞曞紑鍙欒堪锛屼竴鑸簲鐢ㄥ満鏅笅璁剧疆璇绘彁浜ゅ氨鑳芥弧瓒宠姹傦紝璇绘湭鎻愪氦闅旂杩囦綆锛岃€屽叾浠栦袱涓殧绂荤骇鍒張澶噸閲忕骇锛屼娇鐢ㄧ殑璇濅細涓ラ噸闄嶄綆搴旂敤鎬ц兘锛屽浜庝竴浜涘苟鍙戦棶棰樼殑瀹瑰繊鎬э紝绗竴鏇存柊涓㈠け銆佽剰璇汇€佷笉鍙噸澶嶈锛堢壒娈婂満鏅负绗簩鏇存柊涓㈠け锛夋槸涓嶈兘瀹瑰繊鐨勶紝杩欓噷鍙互浣跨敤璇绘彁浜ら殧绂荤骇鍒?涔愯閿佹潵灞忚斀绗簩鏇存柊涓㈠け鐨勯棶棰橈紝杩欐槸涓€涓潈琛″満鏅渶瑕佸拰鎬ц兘鎯呭喌涓嬪仛鍑虹殑缁煎悎鎬ф柟妗堛€?/div>
|
灞炴€?/span> |
鏄惁蹇呴』 |
榛樿鍊?/span> |
鎻忚堪 |
|
name |
鏄?/span> |
聽
|
鏂规硶鍚嶏紝鍙€傜敤閫氶厤绗︼紙*锛?/span> |
|
propagation |
鍚?/span> |
REQUIRED |
浜嬪姟浼犳挱绛栫暐 |
|
isolation |
鍚?/span> |
DEFAULT |
浜嬪姟闅旂绾у埆 |
|
timeout |
鍚?/span> |
-1锛堟棤闄愬埗锛?/span> |
浜嬪姟瓒呮椂鏃堕棿 |
|
read-only |
鍚?/span> |
false |
鏄惁鏄彧璇讳簨鍔?/span> |
|
rollback-for |
鍚?/span> |
聽
|
浜嬪姟鍥炴粴鐨勫紓甯?/span> |
|
no-rollback-for |
鍚?/span> |
聽
|
浜嬪姟涓嶅洖婊氱殑寮傚父 |
|
浼犳挱绛栫暐 |
鎻忚堪 |
|
REQUIRED |
鏀寔褰撳墠涓婁笅鏂囦腑瀛樺湪浜嬪姟锛屽鏋滄病鏈変簨鍔″氨鍒涘缓涓€涓柊鐨勶紝濡傛灉鏈夛紝鍒欏湪褰撳墠浜嬪姟涓嬫墽琛?/span> |
|
SUPPORTS |
鏀寔褰撳墠涓婁笅鏂囦腑瀛樺湪浜嬪姟锛屽鏋滄病鏈変簨鍔★紝灏卞湪鏃犱簨鍔′笂涓嬫枃涓嬫墽琛?/span> |
|
MANDATORY |
鏀寔褰撳墠涓婁笅鏂囦腑瀛樺湪浜嬪姟锛屽鏋滄病鏈変簨鍔″氨鎶涘嚭寮傚父 |
|
REQUIRES_NEW |
浜х敓涓€涓柊鐨勪簨鍔★紝濡傛灉褰撳墠涓婁笅鏂囦腑鏈変簨鍔″氨鎸傝捣鍘熸潵浜嬪姟 |
|
NOT_SUPPORTED |
涓嶆敮鎸佸綋鍓嶄笂涓嬫枃瀛樺湪浜嬪姟锛屾€绘槸鍦ㄦ棤浜嬪姟涓婁笅鏂囦笅鎵ц锛屽瓨鍦ㄧ殑浜嬪姟浼氳繘琛屾寕璧锋搷浣?/span> |
|
NEVER |
涓嶆敮鎸佸綋鍓嶄笂涓嬫枃瀛樺湪浜嬪姟锛屽鏋滃瓨鍦ㄤ簨鍔″垯鎶涘嚭寮傚父 |
|
NESTED |
濡傛灉褰撳墠涓婁笅鏂囦腑瀛樺湪浜嬪姟灏辨墽琛屼竴涓唴宓岀殑浜嬪姟 |
|
浼犳挱绛栫暐 |
閬垮厤闂 |
涓嶈兘閬垮厤闂 |
|
READ_UNCOMMITTED |
绗竴鏇存柊涓㈠け |
鑴忚銆佷笉鍙噸澶嶈銆佸够璇?/span> |
|
READ_COMMITTED |
绗竴鏇存柊涓㈠け銆佽剰璇?/span> |
涓嶅彲閲嶅璇汇€佸够璇?/span> |
|
REPEATABLE_READ |
绗竴鏇存柊涓㈠け銆佽剰璇汇€佷笉鍙噸澶嶈 |
骞昏
|
|
SERIALIZABLE |
绗竴鏇存柊涓㈠け銆佽剰璇汇€佷笉鍙噸澶嶈銆佸够璇?/span> |
聽
|
浜嬪姟瓒呮椂璁剧疆鍙互鏍规嵁闇€瑕佽缃紝涓€鑸儏鍐典笅锛屼负浜嗛槻姝㈡暟鎹簱閿侀樆濉烇紝鎵€鏈夋柟娉曢兘搴旇鏈変簨鍔¤秴鏃舵椂闂淬€?/div>
鍙浜嬪姟璁剧疆娉ㄦ剰鍏舵€ц兘浼樺寲鐨勪环鍊硷紝涓€鑸儏鍐典笅锛屽彧璇绘搷浣滃彲鑳介兘涓嶉渶瑕佷簨鍔★紝杩欐椂鍊欓檷浣庝簨鍔￠殧绂荤骇鍒垨鑰呭共鑴嗕笉瑕佷簨鍔￠兘鑳藉鎻愬崌搴旂敤鎬ц兘銆?/div>
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2.鍩轰簬@Transactional鐨勪簨鍔＄鐞?/strong>
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<tx:annotation-driven transaction-manager="txManager"/>
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涓婇潰鐨勯厤缃繕鏄熀浜嶺ML鐨勶紝杩欓噷缁欏嚭涓€涓畬鍏ㄥ熀浜庢敞瑙ｇ殑瀹炰緥
娉ㄨВ閰嶇疆绫诲涓?/div>
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杩欓噷寮€鍚痓ean鎵弿锛屽紑鍚熀浜嶡Transactional鐨勪簨鍔＄鐞?/div>
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鍏朵腑鐨勪竴浜汢ean瀹氫箟锛孌ataSource
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SessionFactory
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TransactionManager
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缂栫▼寮忎簨鍔＄鐞?/span>
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聽 聽 璇村畬浜嗗０鏄庡紡鐨勪簨鍔＄鐞嗭紝鎺ヤ笅鏉ヨ璁茬紪绋嬪紡浜嬪姟绠＄悊锛孲pring鎻愪緵浜嗕袱绉嶇紪绋嬫柟寮忥紝涓€绉嶆槸浣跨敤TransactionTemplate锛屼竴绉嶆槸鐩存帴浣跨敤鍏蜂綋PlatformTransactionManager锛屽畼鏂规帹鑽愮涓€绉嶆柟寮忥紝鎺ヤ笅鏉ユ垜浠垎鍒繘琛屽彊杩般€?/div>
1. 浣跨敤TransactionTemplate
TransactionTemplate閲囩敤涓€绉嶅洖璋冪殑鏂瑰紡灏嗚鎵ц鏂规硶鍖呭惈鍦ㄤ簨鍔′腑锛屽叾鍒濆鍖栭渶瑕佹寚瀹氱壒瀹氱殑浜嬪姟绠＄悊鍣紝瀹為檯浣跨敤浠ｇ爜鐗囨濡備笅
transactionTemplate.execute(new聽TransactionCallback() {
聽 聽 // the code in this method executes in a transactional context
聽 聽 public聽Object doInTransaction(TransactionStatus status) {
聽 聽 聽 聽 updateOperation1();
聽 聽 聽 聽 return聽resultOfUpdateOperation2();
聽 聽 }
})
聽 聽 // the code in this method executes in a transactional context
聽 聽 public聽Object doInTransaction(TransactionStatus status) {
聽 聽 聽 聽 updateOperation1();
聽 聽 聽 聽 return聽resultOfUpdateOperation2();
聽 聽 }
})
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transactionTemplate.execute(new聽TransactionCallbackWithoutResult() {
聽 聽 protected void聽doInTransactionWithoutResult(TransactionStatus status) {
聽 聽 聽 聽 updateOperation1();
聽 聽 聽 聽 updateOperation2();
聽 聽 }
})
transactionTemplate.execute(new聽TransactionCallbackWithoutResult() {
聽 聽 protected void聽doInTransactionWithoutResult(TransactionStatus status) {
聽 聽 聽 聽 updateOperation1();
聽 聽 聽 聽 updateOperation2();
聽 聽 }
})
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2.浣跨敤PlatformTransactionManager
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DefaultTransactionDefinition def =聽new聽DefaultTransactionDefinition();
// explicitly setting the transaction name is something that can only be done programmatically
def.setName("SomeTxName");
def.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
TransactionStatus status = txManager.getTransaction(def);
try聽{
聽 聽 // execute your business logic here
}
catch聽(MyException ex) {
聽 聽 txManager.rollback(status);
聽 聽 throw聽ex;
}
txManager.commit(status);
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// explicitly setting the transaction name is something that can only be done programmatically
def.setName("SomeTxName");
def.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
TransactionStatus status = txManager.getTransaction(def);
try聽{
聽 聽 // execute your business logic here
}
catch聽(MyException ex) {
聽 聽 txManager.rollback(status);
聽 聽 throw聽ex;
}
txManager.commit(status);
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1 妤? diannaoxiaotong
2015-10-12
璧炰竴涓?img src="/images/smiles/icon_biggrin.gif" />
2 妤? cczzyc
2015-10-12
璧?nbsp; 杩樻槸鏈変簺甯姪鐨?/div>
3 妤? sswh
2015-10-12
闈炲父涓嶉敊锛?/div>
4 妤? fisher123
2015-10-12
鎸哄ソ
5 妤? bonait
2015-10-12
涓嶉敊锛屽€煎緱瀛︿範锛寃ww.zipin168.com
6 妤? u014689192
2015-10-12
瀛︿範浜?img src="/images/smiles/icon_biggrin.gif" />
7 妤? cywhoyi
2015-10-12
鏇村簳灞傛洿澶氫笌JNDI JTA 姣忎釜鍘傚晢鍦ㄥ埗瀹氫簨鍔℃帶鍒舵柟闈㈤兘鏈夊疄鐜癤A鐨勬帴鍙ｏ紝spring鍙槸灏佽涓€濂楄€屽凡锛屽湪鍏朵笂闈OP鎷︽埅妞嶅叆鐨勪唬鐞嗙被鏉ヤ繚璇?/div>
8 妤? clannadyue
鍓嶅ぉ
cywhoyi 鍐欓亾
鏇村簳灞傛洿澶氫笌JNDI JTA 姣忎釜鍘傚晢鍦ㄥ埗瀹氫簨鍔℃帶鍒舵柟闈㈤兘鏈夊疄鐜癤A鐨勬帴鍙ｏ紝spring鍙槸灏佽涓€濂楄€屽凡锛屽湪鍏朵笂闈OP鎷︽埅妞嶅叆鐨勪唬鐞嗙被鏉ヤ繚璇?/div>
褰撶劧锛孲pring鐨勪环鍊煎氨鍦ㄤ簬鎻愪緵浜嗕竴鑷存€х殑灏佽
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9 妤? clannadyue
鍓嶅ぉ
fisher123 鍐欓亾
鎸哄ソ
璋㈣阿
10 妤? clannadyue
鏄ㄥぉ
bonait 鍐欓亾
涓嶉敊锛屽€煎緱瀛︿範锛寃ww.zipin168.com
璋㈣阿
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