锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#20013;&#25991;&#26085;&#38889;&#20122;&#27954;&#27431;&#32654;&#21046;&#26381;&#44;&#20013;&#25991;&#23383;&#24149;&#31934;&#21697;&#26080;&#30721;&#20122;&#27954;&#23383;&#44;&#20122;&#27954;&#22823;&#29255;&#22312;&#32447;&#35266;&#30475;</title><link>http://m.tkk7.com/oscar-1981/category/3555.html</link><description /><language>zh-cn</language><lastBuildDate>Fri, 02 Mar 2007 06:48:38 GMT</lastBuildDate><pubDate>Fri, 02 Mar 2007 06:48:38 GMT</pubDate><ttl>60</ttl><item><title>Weblogic涓婇厤緗瓾ibernate涓篔NDI</title><link>http://m.tkk7.com/oscar-1981/articles/29887.html</link><dc:creator>澶╃敓鎴戞墠</dc:creator><author>澶╃敓鎴戞墠</author><pubDate>Wed, 08 Feb 2006 01:31:00 GMT</pubDate><guid>http://m.tkk7.com/oscar-1981/articles/29887.html</guid><wfw:comment>http://m.tkk7.com/oscar-1981/comments/29887.html</wfw:comment><comments>http://m.tkk7.com/oscar-1981/articles/29887.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/oscar-1981/comments/commentRss/29887.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/oscar-1981/services/trackbacks/29887.html</trackback:ping><description><![CDATA[<div   id="zfvfbln"   class=text1 id=art_text>
<P>銆�銆�涓�銆侀鍏堥渶瑕佹妸Hibernate 鐢ㄥ埌鐨刯ar鍖呭拰閰嶇疆鏂囦歡閮芥斁鍒癢eblogic鑳藉鎼滅儲鍒扮殑CLASSPATH璺緞涓娿�傚崟鍗曡繖涓�姝ュ氨鏈夊緢澶氫漢寰堣糠鑼紝鍏跺疄鍘諱粩緇嗙湅鐪媁eblogic鐨勫惎鍔ㄨ剼鏈枃浠秙tartWeblogic.cmd鍜宻tartWLS.cmd錛屾垜鎯沖ぇ閮ㄥ垎浜洪兘鐭ラ亾璇ユ�庝箞閰嶇疆浜嗐�?<BR><BR>銆�銆�鎴戞満鍣ㄤ笂鐨勬湁涓狧ibernate鐨勯」鐩紝鍦―: estoracle鐩綍涓嬶紝璇ョ洰褰曚笅鐨勭粨鏋勬槸錛?<BR><BR>銆�銆�D: estoraclelib 鏀劇疆hibernate鐨勬墍鏈塲ar鍖?<BR>銆�銆�D: estoraclesrc 鏀劇疆婧愪唬鐮?<BR>銆�銆�D: estoracleclasses 緙栬瘧濂界殑浠ｇ爜鍜宧ibernate鐨勯厤緗枃浠?hibernate.properties, log4j.properties, cache.ccf) <BR><BR>銆�銆�鐜板湪闇�瑕佹妸D: estoraclelib鐩綍涓嬮偅浜沯ar鏂囦歡鍜孌: estoracleclasses鐩綍閮芥斁緗埌Weblogic鐨?CLASSPATH閲岄潰鍘伙紝鎵�浠ヤ慨鏀筸ydomain閲岄潰鐨刉eblogic鍚姩鑴氭湰startWeblogic.cmd錛屽湪鍚姩Weblogic涔嬪墠錛屾彃鍏ヨ緗瓹LASSPATH鐨勫懡浠わ紝濡備笅錛?<BR><BR>銆�銆�@rem set hibernate classpath <BR>銆�銆�set HIBERNATE_LIB=D: estoraclelib <BR>銆�銆�set HIBERNATE_CLASSES=D: estoracleclasses <BR>銆�銆�set CLASSPATH=%CLASSPATH%;%HIBERNATE_LIB%cglib-asm.jar;%HIBERNATE_LIB%commons-beanutils.jar; <BR>銆�銆�%HIBERNATE_LIB%commons-collections.jar;%HIBERNATE_LIB%commons-lang.jar; <BR>銆�銆�%HIBERNATE_LIB%commons-logging.jar;%HIBERNATE_LIB%dom4j-full.jar; <BR>銆�銆�%HIBERNATE_LIB%hibernate2.jar;%HIBERNATE_LIB%jcs.jar; <BR>銆�銆�%HIBERNATE_LIB%log4j-1.2.8.jar;%HIBERNATE_LIB%odmg.jar; <BR>銆�銆�%HIBERNATE_LIB%jta.jar;%HIBERNATE_CLASSES%; <BR><BR>銆�銆�涓嬮潰涓�琛岋紝灝辨槸鏈潵鑴氭湰閲岄潰鐨勫惎鍔ㄥ懡浠わ細 <BR><BR>銆�銆�@rem Call Weblogic Server <BR>銆�銆�call "C:eaweblogic700serverinstartWLS.cmd" <BR><BR>銆�銆�浜屻�佸湪Weblogic涓婇厤緗?Oracle鏁版嵁搴撶殑榪炴帴姹狅紝榪欎竴姝ユ湰鏉ュ拰Hibernate鏃犲叧錛屼絾鏄鏋滀綘鎯寵浣跨敤EJB錛屾兂瑕佷嬌鐢↗TA錛岄偅涔堝繀欏諱嬌鐢╓eblogic鎻愪緵鐨勮繛鎺ユ睜錛岃�屼笉鑳戒嬌鐢℉ibernate鑷甫鐨勮繛鎺ユ睜錛屾垨鑰呭叾瀹冪涓夋柟榪炴帴姹狅紝鍚﹀垯瀹瑰櫒灝嗘棤娉曠鐞嗘暟鎹簱浜嬪姟銆傝繖涓�姝ュ緢綆�鍗曪紝灝辨槸鍦╓eblogic Console閲岄潰閰嶇疆Connection Pool鍜孴xData Source錛屾垜鐨凾xDataSource鍙栧悕縐頒負鈥渕ypool鈥?<BR><BR>銆�銆�涓夈�佷慨鏀筯ibernate.properties銆備嬌鐢╓eblogic鐨勮繛鎺ユ睜錛岃�屼笉鏄嚜甯︾殑榪炴帴姹犮�傛垜淇敼鐨勬槸D: estoracleclasseshibernate.properties錛屽鍔犲涓嬭錛?<BR><BR>銆�銆�hibernate.dialect net.sf.hibernate.dialect.OracleDialect <BR>銆�銆�hibernate.connection.datasource mypool <BR>銆�銆�hibernate.connection.provider_class net.sf.hibernate.connection.DatasourceConnectionProvider <BR>銆�銆�hibernate.session_factory_name hibernate.session_factory <BR><BR>銆�銆�娉ㄦ剰鏈�鍚庝竴琛岋紝榪欐槸浣跨敤 Hibernate鏉ョ粦瀹欽NDI緇橨NDI璧風殑鍚嶇О錛屾湰鏉ュ簲璇ユ槸hibernate/session_factory錛屼絾鏄疻eblogic瑕佹眰鏀逛負. 鍙鳳紝涓嶈繃鍦ㄧ▼搴忎腑lookup鐨勬椂鍊欒繕鏄鍐檋ibernate/session_factory <BR><BR>銆�銆�鍙﹀鎻愬埌涓�鐐圭殑鏄?<BR><BR>銆�銆�hibernate.jdbc.fetch_size 50 <BR>銆�銆�hibernate.jdbc.batch_size 25 <BR><BR>銆�銆�鍒嗗埆瀵規(guī)暟鎹簱鏌ヨ鍜屾彃鍏ユ湁寰堝ぇ鐨勬�ц兘褰卞搷錛岃皟鑺傝繖涓や釜閫夐」鍙互寰楀埌鏈�濂界殑鎬ц兘銆?<BR><BR>銆�銆�涓轟簡淇濊瘉SessionFactory瀹炰緥鐨勯鍒涘緩錛屼嬌鐢╓eblogic鐨凾3StartUpDef鎺ュ彛鍒涘緩涓�涓猄tartUp綾伙紝鍦╓eblogic鍚姩鐨勬椂鍊欒繍琛岋細 <BR><BR>銆�銆�package com.javaeye; <BR><BR>銆�銆�import java.util.Hashtable; <BR>銆�銆�import weblogic.common.T3StartupDef; <BR>銆�銆�import weblogic.common.T3ServicesDef; <BR>銆�銆�import net.sf.hibernate.cfg.Configuration; <BR>銆�銆�import net.sf.hibernate.SessionFactory; <BR><BR>銆�銆�public class HibernateStartUp implements T3StartupDef { <BR><BR>銆�銆�public void setServices(T3ServicesDef services) {} <BR><BR>銆�銆�public String startup(String name, Hashtable args) throws Exception { <BR>銆�銆�SessionFactory sf = new Configuration().configure().buildSessionFactory(); <BR>銆�銆�return "Hibernate Startup completed successfully"; <BR>銆�銆�} <BR>銆�銆�} <BR><BR>銆�銆�浠ｇ爜闈炲父綆�鍗曪紝鍏跺疄灝辨槸紜繚棰勫厛榪愯 <BR><BR>銆�銆�SessionFactory sf = new Configuration().configure().buildSessionFactory(); <BR><BR>銆�銆�鎶妔f鍒涘緩鍑烘潵錛岃�孒ibernate浼氳嚜琛岃皟鐢ㄤ竴緋誨垪綾繪柟娉曪紝鎶妔f緇戝畾鍒癢eblogic鐨勭殑JNDI鏍戜笅鐨刪ibernate/session_factory璺緞涓�?<BR><BR>銆�銆�4銆佺紪璇慔ibernateStartUp.java <BR><BR>銆�銆�緙栬瘧榪欎釜婧愪唬鐮佺殑鏃跺�欓渶瑕佹敞鎰忕殑鏄紝瑕佹妸weblogic.jar鍖呭拰Hibernate鎵�鏈夌殑鐩稿叧鍖呭拰閰嶇疆鏂囦歡瀵煎叆銆傛垜鏄妸榪欎釜婧愪唬鐮佹斁鍒癉: estoraclesrc鐩綍涓嬬殑錛岀敤鏃╁凡緙栧啓濂界殑ant鑴氭湰榪愯涓�涓嬪氨緙栬瘧濂戒簡錛屽茍涓旂紪璇戝ソ鐨?class鏂囦歡琚斁緗埌D: estoracleclasses鐩綍涓嬶紝璇ョ洰褰曞凡緇忚鍔犲叆鍒癢eblogic鐨凜LASSPATH閲岄潰錛屽洜姝ゅ緢鐪佷簨銆?<BR><BR>銆�銆�浜斻�侀厤緗甋tartUp綾?<BR><BR>銆�銆�鍚姩Weblogic錛屾墦寮�Console鎺у埗鍙幫紝鍦ㄥ乏杈圭殑Applet鏍戜笂鎵懼埌StartUp &amp; Shutdown錛岀劧鍚庡湪鍙寵竟鐐瑰嚮鈥淐onfigure a new Startup Class...鈥濓紝鍦∟ame妗嗛噷闈㈤殢渚垮～鍐欙紝鍦–lassName閲岄潰濉啓浣犵紪鍐欑殑StartUp綾伙紝鎴戝～鍐欑殑鏄?com.javaeye.HibernateStartUp錛岀劧鍚庣偣鍑燴�淎pply鈥濄�傜劧鍚庡垏鎹㈠埌Target榪欓�夐」鍗★紝鍦═arget-Server宸﹁竟鐨?Avaiable妗嗛噷闈㈤�夋嫨鈥渕yserver鈥濓紝鐐瑰嚮鍙崇澶達紝鎶婂畠鎸埌鍙寵竟鐨勨�淐hosen鈥濇閲岄潰鍘伙紝鏈�鍚庡啀鐐瑰嚮涓�涓嬧�淎pply"鎸夐挳銆傚鏋滄鏃?Weblogic鐨凞OS紿楀彛閲岄潰娌℃湁鍑洪敊淇℃伅錛岄偅涔堝簲璇ュ凡緇忛厤緗垚鍔熶簡銆?<BR><BR>銆�銆�鍏�佺幇鍦ㄥ叧闂璚eblogic錛屽啀閲嶆柊榪愯 startWelogic.cmd錛屽惎鍔╓eblogic錛岃瀵烡OS紿楀彛鐨勮緭鍑轟俊鎭紝鍙互鐪嬪埌Hibernate鐨勫垵濮嬪寲淇℃伅涓�灞忓睆鐨勬粴鍔ㄨ緭鍑猴紝璇佹槑宸茬粡閰嶇疆鎴愬姛銆傜幇鍦ㄥ啀鎵撳紑Console鎺у埗鍙幫紝鐐瑰嚮宸﹁竟Applet鏍戜腑鐨凷ervers|myserver錛岀劧鍚庡彲浠ュ湪鍙寵竟鏈�涓嬮潰鎵懼埌鈥淰iew JNDI tree 鈥濓紝鐐瑰嚮瀹冿紝浼氭墦寮�涓�涓祻瑙堝櫒紿楀彛錛屾樉紺篔NDI鏍戯紝榪欐椂浣犲彲浠ョ湅鍒頒竴涓悕縐頒負hibernate鐨凧NDI瀵硅薄錛屽湪宸﹁竟鐨凙pplet鏍戜腑鐐瑰嚮瀹冿紝鐪嬪彸杈圭殑璇︾粏淇℃伅錛屾垜鐨勬満鍣ㄤ笂鐨勪俊鎭涓嬶細 <BR><BR>銆�銆�Bind Name: hibernate <BR>銆�銆�Object Class: net.sf.hibernate.impl.SessionFactoryImpl <BR>銆�銆�Object Hash Code: 454492 <BR>銆�銆�Object To String: net.sf.hibernate.impl.SessionFactoryImpl@6ef5c <BR><BR>銆�銆�瀹屽叏姝ｇ‘錛?<BR><BR>銆�銆�鏈�鍚庝綘鍙互闅忔剰鍦‥JB鎴栬�匰ervlet/JSP閲岄潰浣跨敤JND鏌ユ壘鏉ヨ幏寰桽essionFactory浜嗐�?<BR><BR>銆�銆�渚嬪錛?<BR><BR>銆�銆�Context ctx = new InitialContext(); <BR>銆�銆�SessionFactory sf = (SessionFactory) ctx.lookup("hibernate/session_factory"); <BR><BR>銆�銆�璇鋒敞鎰忥細涓婅堪浠ｇ爜鍙兘鍦╓ebLogic瀹瑰櫒鍐呰繍琛岋紝鑰屼笉鑳藉湪WebLogic瀹瑰櫒澶栬繍琛屻�傚洜涓篠essionFactory騫舵病鏈夊疄鐜板簭鍒楀寲鎺ュ彛錛屽洜姝ゅ綋瀹㈡埛绔▼搴?鍦ㄥ彟涓�涓崟鐙殑JVM涓繍琛?榪滅▼璁塊棶WebLogic JNDI錛屼紒鍥懼皢SessionFactory搴忓垪鍖栧埌鏈湴錛岃偗瀹氫細澶辮觸銆備絾鍗充嬌SessionFactory瀹炵幇搴忓垪鍖栨帴鍙ｏ紝鐢變簬瀹冧笉鏄竴涓彲浠ユ敮鎸丷MI鐨勫璞★紝浠嶇劧鏃犳硶鍦╓ebLogic瀹瑰櫒澶栨甯歌皟鐢ㄣ�?<BR><BR>銆�銆�涓庢涓嶅悓鐨勬槸錛學ebLogic鏈韓鐨凞ataSource錛孍JB錛孞MS絳夌瓑閮芥槸鏀寔RMI鐨?鍓嶆彁鏉′歡鏄疻ebLogic鐩稿簲鐨刯ar瑕佹湁)錛屾墍浠ヤ綘鍙互鍦╓ebLogic澶栭潰lookup錛屽茍涓斾嬌鐢ㄥ畠銆?/P></DIV><img src ="http://m.tkk7.com/oscar-1981/aggbug/29887.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/oscar-1981/" target="_blank">澶╃敓鎴戞墠</a> 2006-02-08 09:31 <a href="http://m.tkk7.com/oscar-1981/articles/29887.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Hibernate涓槧灝勪竴瀵瑰鍏寵仈</title><link>http://m.tkk7.com/oscar-1981/articles/14145.html</link><dc:creator>澶╃敓鎴戞墠</dc:creator><author>澶╃敓鎴戞墠</author><pubDate>Mon, 26 Sep 2005 13:24:00 GMT</pubDate><guid>http://m.tkk7.com/oscar-1981/articles/14145.html</guid><wfw:comment>http://m.tkk7.com/oscar-1981/comments/14145.html</wfw:comment><comments>http://m.tkk7.com/oscar-1981/articles/14145.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/oscar-1981/comments/commentRss/14145.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/oscar-1981/services/trackbacks/14145.html</trackback:ping><description><![CDATA[<P>&nbsp;&nbsp;&nbsp; 鍦ㄥ煙妯″瀷涓?綾諱笌綾諱箣闂存渶鏅亶鐨勫叧緋誨氨鏄叧鑱斿叧緋?浠ュ鎴?Customer)鍜岃鍗?Order)鐨勫叧緋諱負渚?涓�涓鎴瘋兘鍙戝嚭澶氫釜璁㈠崟,鑰屼竴涓鍗曞彧灞炰簬涓�涓鎴?浠嶰rder鍒癈ustomer鐨勫叧鑱旀槸澶氬涓�鍏寵仈,姣忎釜Order瀵硅薄閮戒細寮曠敤涓�涓狢ustomer瀵硅薄,鍥犳鍦∣rder綾諱腑搴旇瀹氫箟涓�涓狢ustomer綾誨瀷鐨勫睘鎬?<BR>&nbsp;&nbsp;&nbsp; 浠嶤ustomer鍒癘rder鏄竴瀵瑰鍏寵仈,鎰忓懗鐫�姣忎釜Customer瀵硅薄閮戒細寮曠敤涓�緇凮rder瀵硅薄,鍥犳鍦–ustomer綾諱腑搴旇瀹氫箟涓�涓泦鍚堢被鍨嬬殑灞炴�?鏉ュ紩鐢ㄦ墍鏈塐rder瀵硅薄.<BR>&nbsp;&nbsp;&nbsp; <BR>澶氬涓�鐨勫崟鍚戝叧鑱斿叧緋?<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;customer.hbm.xml<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;class name="Customer"&nbsp; table="CUSTOMERS"&gt;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;id&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;鈥︹�︹�︹�?BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/class&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;<BR><BR>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; order.hbm.xml<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;class name="Order"&nbsp; table="ORDER"&gt;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;id&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;鈥︹�︹�︹�?BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#ff1493>&nbsp;&nbsp;&nbsp;&nbsp; &lt;many-to-one name="customer" column="CUSTOMER_ID" class="Customer" not-null="true"/&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/class&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR>綰ц仈淇濆瓨鍜屾洿鏂?BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 鍦?lt;many-to-one&gt;涓姞鍏ascade="save-update" 榛樿涓簄one&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR><BR><BR>涓�瀵瑰鐨勫弻鍚戝叧鑱斿叧緋伙紝浠庡唴瀛樹腑璇誨彇姣旀暟鎹簱涓揩錛屾墍鏈夐拡瀵瑰ぇ閲忕殑鏍規(guī)嵁瀹㈡埛鏌ヨ璁㈠崟鐨勬搷浣滐紝闇�瑕佷嬌鐢ㄥ弻鍚戙�?BR>&nbsp;<BR>&nbsp;customer.hbm.xml<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;class name="Customer"&nbsp; table="CUSTOMERS"&gt;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;id&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;鈥︹�︹�︹�?BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;set name="orders" cascade="save-update"<FONT color=#ff1493> inverse="true"</FONT>&gt;&nbsp;&nbsp;&nbsp;&nbsp; //鏍規(guī)嵁Orders鍙樺寲鏉ュ悓姝ヤ袱寮犺〃<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;key column="CUSTOMER_ID"/&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//cascade="true"綰ц仈鍒犻櫎錛屽垹闄や簡瀹㈡埛淇℃伅錛岃鍗曚篃鑷姩鍒犻櫎<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;one -to-many class="Order"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/set&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/class&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;<BR><BR>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; order.hbm.xml<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;hibernate-mapping&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;class name="Order"&nbsp; table="ORDER"&gt;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;id&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;鈥︹�︹�︹�?BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#ff1493>&nbsp;&nbsp;&nbsp;&nbsp; &lt;many-to-one name="customer" column="CUSTOMER_ID" class="Customer" not-null="true"/&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/class&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/hibernate-mapping&gt;<BR><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</P><img src ="http://m.tkk7.com/oscar-1981/aggbug/14145.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/oscar-1981/" target="_blank">澶╃敓鎴戞墠</a> 2005-09-26 21:24 <a href="http://m.tkk7.com/oscar-1981/articles/14145.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>log4j浣跨敤紺轟緥</title><link>http://m.tkk7.com/oscar-1981/articles/14139.html</link><dc:creator>澶╃敓鎴戞墠</dc:creator><author>澶╃敓鎴戞墠</author><pubDate>Mon, 26 Sep 2005 11:37:00 GMT</pubDate><guid>http://m.tkk7.com/oscar-1981/articles/14139.html</guid><wfw:comment>http://m.tkk7.com/oscar-1981/comments/14139.html</wfw:comment><comments>http://m.tkk7.com/oscar-1981/articles/14139.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/oscar-1981/comments/commentRss/14139.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/oscar-1981/services/trackbacks/14139.html</trackback:ping><description><![CDATA[<FONT face=Arial><FONT style="BACKGROUND-COLOR: #ffffff" color=#ff1493>PART 1 浠嬬粛<BR></FONT>log4j鐨勫ソ澶勫湪浜庯細<BR>1.閫氳繃淇敼閰嶇疆鏂囦歡錛屽氨鍙互鍐沖畾log淇℃伅杈撳嚭鍒頒綍澶?console,鏂囦歡,...),鏄惁杈撳嚭銆?BR>榪欐牱錛屽湪緋葷粺寮�鍙戦樁孌靛彲浠ユ墦鍗拌緇嗙殑log淇℃伅浠ヨ窡韙郴緇熻繍琛屾儏鍐?鑰屽湪緋葷粺紼沖畾鍚庡彲浠ュ叧闂璴og杈撳嚭,浠庤�屽湪鑳借窡韙郴緇熻繍琛屾儏鍐電殑鍚屾椂,鍙堝噺灝戜簡鍨冨溇浠ｇ爜(System.out.println(...)絳?銆?BR>2.浣跨敤log4j錛岄渶瑕佹暣涓郴緇熸湁涓�涓粺涓�鐨刲og鏈哄埗錛屾湁鍒╀簬緋葷粺鐨勮鍒掋�?BR><BR>log4j鐨勪嬌鐢ㄦ湰韜緢綆�鍗曘�備絾鍚堢悊鍦拌鍒掍竴涓郴緇熺殑緇熶竴log鏈哄埗闇�瑕佸懆鍏ㄧ殑鑰冭檻銆?BR><BR>鍏朵粬鍏充簬log4j鐨勪俊鎭弬鐪媗og4j鑷甫鐨勬枃妗ｃ�?BR><BR><FONT color=#ff1493>PART II 閰嶇疆鏂囦歡璇︾粏瑙ｉ噴</FONT><BR>鍏堢湅涓�涓厤緗枃浠剁殑渚嬪瓙:<BR>1.閰嶇疆鏂囦歡鐨勪緥瀛?BR>log4j.rootLogger=DEBUG<BR>#灝咲AO灞俵og璁板綍鍒癉AOLog,allLog涓?BR>log4j.logger.DAO=DEBUG,A2,A4<BR>#灝嗛�昏緫灞俵og璁板綍鍒癇usinessLog,allLog涓?BR>log4j.logger.Businesslog=DEBUG,A3,A4<BR>#A1--鎵撳嵃鍒板睆騫曚笂<BR>log4j.appender.A1=org.apache.log4j.ConsoleAppender<BR>log4j.appender.A1.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A1.layout.ConversionPattern=%-5p [%t] %37c %3x - %m%n<BR>#A2--鎵撳嵃鍒版枃浠禗AOLog涓?-涓撻棬涓篋AO灞傛湇鍔?BR>log4j.appender.A2=org.apache.log4j.DailyRollingFileAppender<BR>log4j.appender.A2.file=DAOLog<BR>log4j.appender.A2.DatePattern='.'yyyy-MM-dd<BR>log4j.appender.A2.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A2.layout.ConversionPattern=[%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n<BR><BR>#A3--鎵撳嵃鍒版枃浠禕usinessLog涓?-涓撻棬璁板綍閫昏緫澶勭悊灞傛湇鍔og淇℃伅<BR>log4j.appender.A3=org.apache.log4j.DailyRollingFileAppender<BR>log4j.appender.A3.file=BusinessLog<BR>log4j.appender.A3.DatePattern='.'yyyy-MM-dd<BR>log4j.appender.A3.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A3.layout.ConversionPattern=[%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n<BR><BR>#A4--鎵撳嵃鍒版枃浠禷lllog涓?-璁板綍鎵�鏈塴og淇℃伅<BR>log4j.appender.A4=org.apache.log4j.DailyRollingFileAppender<BR>log4j.appender.A4.file=alllog<BR>log4j.appender.A4.DatePattern='.'yyyy-MM-dd<BR>log4j.appender.A4.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A4.layout.ConversionPattern=[%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n<BR><BR><BR>2.Appender鐨勪嬌鐢?BR>涓�涓狝ppender浠ｈ〃log淇℃伅瑕佸啓鍚戠殑涓�涓湴鏂廣�俵og4j鍙嬌鐢ㄧ殑Appender鏈夊緢澶氱被鍨?榪欓噷鍙�冭檻3縐?ConsoleAppender,FileAppender,DailyRollFileAppender<BR>2.1 ConsoleAppender<BR>濡傛灉浣跨敤ConsoleAppender錛岄偅涔坙og淇℃伅灝嗗啓鍒癈onsole銆傚氨鏄洿鎺ユ妸淇℃伅鎵撳嵃鍒癝ystem.out涓婁簡銆?BR>2.2 FileAppender<BR>浣跨敤FileAppender錛岄偅涔坙og淇℃伅灝嗗啓鍒版寚瀹氱殑鏂囦歡涓�傝繖搴旇鏄瘮杈冪粡甯鎬嬌鐢ㄥ埌鐨勬儏鍐點�?BR>鐩稿簲鍦幫紝鍦ㄩ厤緗枃浠朵腑搴旇鎸囧畾log杈撳嚭鐨勬枃浠跺悕銆傚涓嬮厤緗寚瀹氫簡log鏂囦歡鍚嶄負demo.txt<BR>log4j.appender.A2.File=demo.txt<BR>娉ㄦ剰灝咥2鏇挎崲涓哄叿浣撻厤緗腑Appender鐨勫埆鍚嶃�?BR>2.3 DailyRollingAppender<BR>浣跨敤FileAppender鍙互灝唋og淇℃伅杈撳嚭鍒版枃浠朵腑錛屼絾鏄鏋滄枃浠跺お澶т簡璇昏搗鏉ュ氨涓嶆柟渚夸簡銆傝繖鏃跺氨鍙互浣跨敤DailyRollingAppender銆侱ailyRollingAppender鍙互鎶奓og淇℃伅杈撳嚭鍒版寜鐓ф棩鏈熸潵鍖哄垎鐨勬枃浠朵腑銆傚涓嬮厤緗枃浠跺氨浼氭瘡澶╀駭鐢熶竴涓猯og鏂囦歡錛屾瘡涓猯og鏂囦歡鍙褰曞綋澶╃殑log淇℃伅錛?BR><BR>log4j.appender.A2=org.apache.log4j.DailyRollingFileAppender<BR>log4j.appender.A2.file=demo<BR>log4j.appender.A2.DatePattern='.'yyyy-MM-dd<BR>log4j.appender.A2.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A2.layout.ConversionPattern=%m%n<BR><BR>3.Layout鐨勯厤緗?BR>Layout鎸囧畾浜唋og淇℃伅杈撳嚭鐨勬牱寮忋�?BR>璇︾粏淇℃伅璇鋒煡鐪婸atternLayout鐨刯avadoc銆?BR>渚嬪瓙1錛氭樉紺烘棩鏈熷拰log淇℃伅<BR>log4j.appender.A2.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A2.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} %m%n<BR>鎵撳嵃鐨勪俊鎭槸錛?BR>2002-11-12 11:49:42,866 SELECT * FROM Role WHERE 1=1 order by createDate desc<BR><BR>渚嬪瓙2錛氭樉紺烘棩鏈燂紝log鍙戠敓鍦版柟鍜宭og淇℃伅<BR>log4j.appender.A2.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A2.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} %l "#" %m%n<BR>2002-11-12 11:51:46,313 cn.net.unet.weboa.system.dao.RoleDAO.select(RoleDAO.java:409) "#" SELECT * FROM Role WHERE 1=1 order by createDate desc <BR><BR>渚嬪瓙3錛氭樉紺簂og綰у埆,鏃墮棿,璋冪敤鏂規(guī)硶,log淇℃伅<BR>log4j.appender.A2.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A2.layout.ConversionPattern=[%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n<BR>log淇℃伅:<BR>[DEBUG] 2002-11-12 12:00:57,376 method:cn.net.unet.weboa.system.dao.RoleDAO.select(RoleDAO.java:409)<BR>SELECT * FROM Role WHERE 1=1 order by createDate desc <BR><BR><FONT color=#ff1493>PART 3 log4j鐨勪嬌鐢?BR></FONT>log4j浣跨敤姝ラ鏈?涓細<BR>3.1.鏍規(guī)嵁閰嶇疆鏂囦歡鍒濆鍖杔og4j<BR>閰嶇疆鏂囦歡濡侾ART 2鎵�鍙欒堪銆傜幇鍦ㄨ鐨勬槸濡備綍鍦ㄧ▼搴忎腑閰嶇疆log4j銆?BR>log4j鍙互浣跨敤3涓厤緗櫒鏉ュ垵濮嬪寲錛欱asicConfigurator,DOMConfigurator,PropertyConfigurator<BR>榪欓噷鐢ㄧ殑鏄疨ropertyConfigurator銆備嬌鐢≒ropertyConfigurator閫傜敤浜庢墍鏈夌殑緋葷粺銆?BR>濡備笅鐨勮鍙?BR>PropertyConfigurator.configure("log4j.properties");<BR>灝變互log4j.properties涓洪厤緗枃浠跺垵濮嬪寲濂戒簡log4j鐜銆?BR>娉ㄦ剰涓�鐐癸細榪欎釜璇彞鍙渶瑕佸湪緋葷粺鍚姩鐨勬椂鍊欐墽琛屼竴嬈°�備緥濡?鍦╱net webOA欏圭洰涓彲浠ヨ繖涔堢敤:<BR>鍦ˋctionServlet鐨刬nit()鏂規(guī)硶涓皟鐢ㄤ竴嬈°�?BR>public class ActionServlet extends HttpServlet{<BR>...<BR>/**<BR>* Initialize global variables<BR>*/<BR>public void init() throws ServletException {<BR>// 鍒濆鍖朅ction璧勬簮<BR>try{<BR>initLog4j();<BR>...<BR>}catch(IOException e){<BR>throw new ServletException("Load ActionRes is Error");<BR>}<BR>}<BR>...<BR>protected void initLog4j(){<BR>PropertyConfigurator.configure("log4j.properties");<BR>}<BR>...<BR>}//end class ActionServlet<BR><BR>3.2 鍦ㄩ渶瑕佷嬌鐢╨og4j鐨勫湴鏂硅幏鍙朙ogger瀹炰緥<BR>濡備笅鏄疪oleDAO綾諱腑鐨勪嬌鐢ㄤ緥瀛?<BR>static Logger log = Logger.getLogger("DAO");<BR>娉ㄦ剰榪欓噷浣跨敤"DAO"鏍囪瘑絎︼紝閭ｄ箞瀵瑰簲鐨勫湪閰嶇疆鏂囦歡涓搴旂殑閰嶇疆淇℃伅濡備笅錛?BR><BR>#瀹氫箟DAO Logger<BR>log4j.logger.DAO=DEBUG,A2<BR>#璁劇疆Appender A2鐨勫睘鎬?BR>log4j.appender.A2=org.apache.log4j.DailyRollingFileAppender<BR>log4j.appender.A2.file=demo<BR>log4j.appender.A2.DatePattern='.'yyyy-MM-dd<BR>log4j.appender.A2.layout=org.apache.log4j.PatternLayout<BR>log4j.appender.A2.layout.ConversionPattern=%-5p %d{yyyy-MM-dd HH:mm:ss} %l%n%m%n<BR><BR>public class RoleDAO extends BaseDBObject<BR>{<BR>...<BR>static Logger log = Logger.getLogger("DAO");<BR>...<BR>public BeanCollection selectAll() throws SQLException<BR>{<BR>StringBuffer sql = new StringBuffer(SQLBUF_LEN);<BR>sql.append("SELECT * FROM " + tableName + " order by roldId");<BR>//System.out.println(sql.toString());<BR>log.debug(sql);<BR>...<BR>}<BR>...<BR>}<BR><BR>3.3 浣跨敤Logger瀵硅薄鐨刣ebug,info,fatal...鏂規(guī)硶<BR>log.debug("it is the debug info");<BR><BR>闄勪歡1錛歭og4j鐨勪竴涓猙ug<BR>褰撹繖鏍蜂嬌鐢ㄦ椂錛孌ailyRollingFileAppender涓嶈兘姝ｇ‘浣跨敤錛?BR>public Class RoleDAO(){<BR><BR>static Logger log = Logger.getLogger("DAO");<BR><BR>//鍦ㄦ瘡涓�嬈ew RoleDAO瀵硅薄鐨勬椂鍊欓兘鎵ц涓�嬈onfigure()鎿嶄綔<BR>public RoleDAO(TransactionManager transMgr) throws SQLException<BR>{<BR>...<BR>PropertyConfigurator.configure("log4j.properties");<BR>...<BR>}<BR><BR>public void select(){<BR>...<BR>//浣跨敤log4j榪涜log璁板綍<BR>log.debug("...");<BR>...<BR>}<BR>}<BR>鎬庝箞瑙ｅ喅:<BR>鍦ㄧ郴緇熷惎鍔ㄦ椂鎵ц涓�嬈ropertyConfigurator.configure("log4j.properties");<BR>涔嬪悗灝變笉鍐嶆墽琛屻�?</FONT><BR><img src ="http://m.tkk7.com/oscar-1981/aggbug/14139.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/oscar-1981/" target="_blank">澶╃敓鎴戞墠</a> 2005-09-26 19:37 <a href="http://m.tkk7.com/oscar-1981/articles/14139.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Hibernate涓殑涓婚敭閲婄枒</title><link>http://m.tkk7.com/oscar-1981/articles/13560.html</link><dc:creator>澶╃敓鎴戞墠</dc:creator><author>澶╃敓鎴戞墠</author><pubDate>Tue, 20 Sep 2005 12:15:00 GMT</pubDate><guid>http://m.tkk7.com/oscar-1981/articles/13560.html</guid><wfw:comment>http://m.tkk7.com/oscar-1981/comments/13560.html</wfw:comment><comments>http://m.tkk7.com/oscar-1981/articles/13560.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.tkk7.com/oscar-1981/comments/commentRss/13560.html</wfw:commentRss><trackback:ping>http://m.tkk7.com/oscar-1981/services/trackbacks/13560.html</trackback:ping><description><![CDATA[hibernate鐨勯厤緗枃浠?id>瀛楁鏄繀澶囩殑錛屽垰鍒氱湅鐨勬椂鍊欎竴鐩寸枒鎯戯紝id瀛楁鏄�庝箞鍜屾暟鎹簱琛ㄥ叧鑱旂殑錛屼負浠�涔堜竴瀹氬緱緇欒〃涓�涓澶栫殑瀛楁錛?BR><BR>鍏跺疄錛宩ava璇█鎸夊唴瀛樺湴鍧�鏉ヨ瘑鍒垨鍖哄垎涓�涓被鐨勪笉鍚屽璞★紝鑰屽叧緋繪暟鎹簱鎸変富閿�兼潵鍖哄垎鍚屼竴涓〃鐨勪笉鍚岃褰曪紝hibernate浣跨敤瀵硅薄鏍囪瘑絎︼紙OID錛夋潵寤虹珛鍐呭瓨涓殑瀵硅薄鍜屾暟鎹簱琛ㄤ腑璁板綍鐨勫搴斿叧緋伙紝涓轟繚璇丱ID鐨勫敮涓�鎬э紝搴旇hibernate鑰屼笉鏄簲鐢ㄧ▼搴忎負鍏惰祴鍊箋�?BR><BR>浣滀負涓婚敭鐨勫瓧孌靛繀欏諱笉涓虹┖錛屼笉鍏佽閲嶅錛屼富閿�兼案涓嶆敼鍙樸�傚彲浠ヤ嬌鐢ㄥ叿鏈変笟鍔″惈涔夌殑瀛楁浣滀負涓婚敭錛屽COSTOMERS琛ㄤ腑鐨刵ame錛屼絾闇�瑕佹弧瓚充笂榪版潯浠訛紝縐頒負鑷劧涓婚敭錛涗篃鏈変竴縐嶄唬鐞嗕富閿紝涓嶅叿澶囦笟鍔″惈涔夛紝涓�鑸彇鍚嶄負ID銆侷D閫氬父涓烘暣鏁扮被鍨嬶紝鍙互瀹氫箟鎴愯嚜鍔ㄥ闀跨殑鏍囪瘑絎︾被鍨嬶紙increment錛宻equence錛夈�?BR><BR>璁插埌榪欓噷錛岃繕寰楁彁涓�涓媕ava璇█鎸夊唴瀛樺湴鍧�鍖哄垎涓嶅悓瀵硅薄錛屼篃灝辨槸錛濓紳鍜宔quals( )錛?BR><BR>聽聽聽 Customer c1錛漬ew Customer("oscar");<BR>聽聽聽 Customer c2錛漬ew Customer("oscar");<BR>聽聽 <BR>聽聽 c1= =c2聽聽聽聽聽聽聽聽聽聽 榪斿洖false<BR>聽聽 c1.equals(c2)聽聽 榪斿洖true<BR><BR>鐜板湪鎴戜滑鍥炶繃澶存潵鍐嶇湅涓婬ibernate鐨凮ID<BR><BR>聽聽聽聽聽聽聽 Transaction tx=session.beginTranscation();<BR>聽聽聽聽聽聽聽 Customer c1=(Customer) session.load(Customer.class, new long(1));<BR>聽聽聽聽聽聽聽 Customer c2=(Customer) session.load(Customer.class, new long(1));<BR>聽聽聽聽聽聽聽 Customer c3=(Customer) session.load(Customer.class, new long(3));<BR>聽聽聽聽聽聽聽 System.out.println(c1= =c2);<BR>聽聽聽聽聽聽聽 System.out.println(c1= =c3);<BR><BR>(1)絎竴嬈″姞杞絆ID涓?鐨勫璞℃椂錛屾槸鍏堜粠鏁版嵁搴撲腑鏌ヨID涓?鐨勮褰曪紝鍐嶅垱寤虹浉搴旂殑Customer瀹炰緥錛屼繚瀛樺湪Session緙撳瓨涓紝鏈�鍚庢妸榪欎釜瀵硅薄鐨勫紩鐢ㄨ祴鍊肩粰鍙橀噺c1銆?BR>(2)絎簩嬈″姞杞絆ID涓?鏃訛紝鐩存帴鎶婄紦瀛樹腑鐨凜ustomer瀵硅薄璧嬪�肩粰c2銆?BR>(3)絎笁鎸佸姞杞絆ID涓?鐨勫璞★紝鐢變簬緙撳瓨涓笉瀛樺湪錛屽繀欏誨啀嬈′粠鏁版嵁搴撹鍙栵紝鐒跺悗灝咰ustomer瀹炰緥璧嬪�肩粰c3銆?BR><BR>鍥犺�岃緭鍑猴紝true聽聽聽聽聽聽聽聽聽 <BR>聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 false<BR><BR>鏈�鍚庢彁涓�涓婬ibernate鐨勫唴緗爣璇嗙鐢熸垚鍣紝increment閫掑錛宨dentity,鐢卞簳灞傛暟鎹簱璐熻矗ID錛宻equence錛屼篃鏄敱搴曞眰鏁版嵁搴撹礋璐ｏ紝hilo, 鎸塰igh/low鐨勭畻娉曟潵鐢熸垚錛宯ative錛岃兘鑷姩鍒ゆ柇搴曞眰鏁版嵁搴撴彁渚涚殑鐢熸垚鏍囪瘑絎︾殑鏈哄埗銆?BR><BR><img src ="http://m.tkk7.com/oscar-1981/aggbug/13560.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.tkk7.com/oscar-1981/" target="_blank">澶╃敓鎴戞墠</a> 2005-09-20 20:15 <a href="http://m.tkk7.com/oscar-1981/articles/13560.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                                                                                                 <footer>
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