java鍐呭瓨鍒嗛厤
http://developer.51cto.com/art/201009/225071.htm
鍐呭瓨婧㈠嚭瑙ｅ喅鍔炴硶
http://developer.51cto.com/art/200906/129346.htm
java寮曠敤
http://developer.51cto.com/art/200906/130447.htm
linux涓妀ava鐜鎼緩
http://developer.51cto.com/art/200511/10736.htm
璁捐妯″紡
http://lavasoft.blog.51cto.com/62575/d-11
Java鍐呭瓨妯″瀷涓殑涓変釜浠?br /> http://developer.51cto.com/art/200909/153154.htm
Java鍨冨溇鍥炴敹鏈哄埗嫻呮瀽
http://developer.51cto.com/art/200906/130855.htm
20涓紑鍙戜漢鍛橀潪甯告湁鐢ㄧ殑Java鍔熻兘浠ｇ爜
http://developer.51cto.com/art/200905/124291.htm
]]>
Servlet Context Attribute Listener鐩戝惉瀵筍ervlet Context 灞炴х殑鎿嶄綔錛屾瘮濡傚鍔犮佸垹闄ゃ佷慨鏀瑰睘鎬с?/p>
Servlet Context Listener鐩戝惉Servlet Context 銆傚綋鍒涘緩Servlet Context 鏃訛紝嬋鍙慍ontext Initialized (Servlet Context Event sce)鏂規(guī)硶;褰撻攢姣丼ervlet Context 鏃訛紝嬋鍙慍ontext Destroyed(Servlet Context Event sce)鏂規(guī)硶銆?/p>
Http Session Listener鐩戝惉Http Session鐨勬搷浣溿傚綋鍒涘緩涓涓猄ession鏃訛紝嬋鍙憇ession Created(Http Session Event se)鏂規(guī)硶;褰撻攢姣佷竴涓猄ession鏃訛紝嬋鍙憇ession Destroyed (Http Session Event se)鏂規(guī)硶銆?/p>
Http Session Attribute Listener鐩戝惉Http Session涓殑灞炴х殑鎿嶄綔銆傚綋鍦⊿ession澧炲姞涓涓睘鎬ф椂錛屾縺鍙慳ttribute Added (Http Session Binding Event se) 鏂規(guī)硶;褰撳湪Session鍒犻櫎涓涓睘鎬ф椂錛屾縺鍙慳ttribute Removed(Http Session Binding Event se)鏂規(guī)硶;褰撳湪Session灞炴ц閲嶆柊璁劇疆鏃訛紝嬋鍙慳ttribute Replaced(Http Session Binding Event se) 鏂規(guī)硶銆?/p>
涓嬮潰鎴戜滑寮鍙戜竴涓叿浣撶殑渚嬪瓙錛岃繖涓洃鍚櫒鑳藉緇熻鍦ㄧ嚎鐨勪漢鏁般傚湪Servlet Context 鍒濆鍖栧拰閿姣佹椂錛屽湪鏈嶅姟鍣ㄦ帶鍒跺彴鎵撳嵃瀵瑰簲鐨勪俊鎭傚綋Servlet Context 閲岀殑灞炴у鍔犮佹敼鍙樸佸垹闄ゆ椂錛屽湪鏈嶅姟鍣ㄦ帶鍒跺彴鎵撳嵃瀵瑰簲鐨勪俊鎭?/p>
瑕佽幏寰椾互涓婄殑鍔熻兘錛岀洃鍚櫒蹇呴』瀹炵幇浠ヤ笅3涓帴鍙ｏ細(xì)
鈼咹ttpSessionListener
鈼哠ervlet Context Listener
鈼哠ervlet Context AttributeListener
import javax.servlet.http.*; import javax.servlet.*; 
public class OnLineCountListener implements HttpSessionListener, ServletContextListener,ServletContextAttributeListener { 
private int count; private ServletContext context = null; 
public OnLineCountListener() { count=0; //setContext(); 
} //鍒涘緩涓涓猻ession鏃舵縺鍙?nbsp; public void sessionCreated(HttpSessionEvent se) { count++; setContext(se); } //褰撲竴涓猻ession澶辨晥鏃舵縺鍙?nbsp; public void sessionDestroyed(HttpSessionEvent se) { count--; setContext(se); } //璁劇疆context鐨勫睘鎬э紝瀹冨皢嬋鍙慳ttributeReplaced鎴朼ttributeAdded鏂規(guī)硶 public void setContext(HttpSessionEvent se) { se.getSession().getServletContext(). setAttribute("onLine",new Integer(count)); } //澧炲姞涓涓柊鐨勫睘鎬ф椂嬋鍙?nbsp; public void attributeAdded(ServletContextAttributeEvent event) { log("attributeAdded('" + event.getName() + "', '" + event.getValue() + "')"); } //鍒犻櫎涓涓柊鐨勫睘鎬ф椂嬋鍙?nbsp; public void attributeRemoved(ServletContextAttributeEvent event) { 
log("attributeRemoved('" + event.getName() + "', '" + event.getValue() + "')"); } //灞炴ц鏇夸唬鏃舵縺鍙?nbsp; public void attributeReplaced(ServletContextAttributeEvent event) { log("attributeReplaced('" + event.getName() + "', '" + event.getValue() + "')"); } //context鍒犻櫎鏃舵縺鍙?nbsp; public void contextDestroyed(ServletContextEvent event) { log("contextDestroyed()"); this.context = null; } //context鍒濆鍖栨椂嬋鍙?nbsp; public void contextInitialized(ServletContextEvent event) { this.context = event.getServletContext(); log("contextInitialized()"); } private void log(String message) { System.out.println("ContextListener: " + message); } } 鍦∣nLine Count Listener 閲岋紝鐢╟ount浠ｈ〃褰撳墠鍦ㄧ嚎鐨勪漢鏁幫紝OnLine Count Listener灝嗗湪Web鏈嶅姟鍣ㄥ惎鍔ㄦ椂鑷姩鎵ц銆傚綋 OnLine Count Listener鏋勯犲ソ鍚庯紝鎶奵ount璁劇疆涓?銆傛瘡澧炲姞涓涓猄ession錛孫nLine Count Listener浼?xì)鑷姩璋冪?session Created(Http Session Event se)鏂規(guī)硶;姣忛攢姣佷竴涓猄ession錛孫nLine Count Listener浼?xì)鑷姩璋冪敤session Destroyed (Http Session Event se)鏂規(guī)硶銆傚綋璋冪敤session Created(Http Session Event se)鏂規(guī)硶鏃訛紝璇存槑鍙堟湁涓涓鎴峰湪璇鋒眰錛屾鏃朵嬌鍦ㄧ嚎鐨勪漢鏁?count)鍔?錛屽茍涓旀妸count鍐欏埌Servlet Context 涓?Servlet Context 鐨勪俊鎭槸鎵鏈夊鎴風(fēng)鍏變韓鐨勶紝榪欐牱錛屾瘡涓鎴風(fēng)閮藉彲浠ヨ鍙栧埌褰撳墠鍦ㄧ嚎鐨勪漢鏁般?/p>
浠庝綔鐢ㄥ煙鑼冨洿鏉ヨ,Servlet 鐨勪綔鐢ㄥ煙鏈塖ervlet Context ,Http Session,Servlet Request.浠ヤ笂鏄疞istener鐩戝惉Http Session
杞嚜錛?a >http://developer.51cto.com/art/200907/134756.htm]]>
浠QL Server閰嶇疆Middlegen鍜宔xtensions 1銆佹墍浣跨敤鐨勮蔣浠跺強(qiáng)鍏剁増鏈涓嬶細(xì)ant-1.6.5Middlegen-Hibernate-r5hibernate-extensions-2.1hibernate-2.1.6浠ヤ笂鍧囪В鍘嬪埌D鐩?nbsp;Www.Svn8.Com2銆侀厤緗產(chǎn)nt灝哸nt鑰冨埌D:鏍圭洰褰?br />
鐜鍙橀噺閲屽姞涓夾NT_HOME=D:\\antPATH=D:\\ant\\bin;鍦―OS鍛戒護(hù)琛屼笅杈撳叆ant, 濡傛灉鍑虹幇濡備笅鎻愮ず錛屽氨璇存槑ant宸查厤緗垚鍔熶簡(jiǎn)錛?br />
Buildfile: build.xml does not exist!Build failed 鍙傝冭祫鏂?www.svn8.com 3銆侀厤緗甅iddlegen-Hibernate:3.1 閰嶇疆mssql.xml鏂囦歡錛屾鏂囦歡鐢ㄦ潵閰嶇疆SQL Server鏁版嵁搴撹繛鎺?br />
灝哠QL Server涓変釜jar鏂囦歡(mssqlserver.jar; msbase.jar; msutil.jar)copy鍒癕iddlegen-Hibernate-r5\lib鐩綍涓?nbsp;Svn涓枃緗?nbsp;鍦∕iddlegen-Hibernate-r5\config\database鐩綍涓湁涓涓猰ssql.xml鏂囦歡錛屾槸鐢ㄦ潵閰嶇疆SQL Server鏁版嵁搴撶殑榪炴帴鐨勩傚唴瀹逛慨鏀瑰涓嬶紙綰㈣壊涓轟慨鏀歸儴鍒嗭級(jí)涓猴細(xì) Svn8.Com 3.2 閰嶇疆Middlegen-Hibernate-r5鐨刟nt榪愯鏂囦歡build.xml Www.Svn8.Com 鎸囧嚭浣跨敤鐨勬暟鎹簱閰嶇疆鏂囦歡銆?nbsp;Bbs.Svn8.Com <project name="Middlegen Hibernate" default="all" basedir="."> <property file="${basedir}/build.properties"/> <property name="name" value="sample"/> Svn涓枃緗?br />
鎸囧嚭鐢熸垚鐨?/span>*.hbm.xml杈撳嚭鐨勮礬寰勶細(xì) Svn涓枃緗?br />
<property name="build.gen-src.dir" value="C:/sample"/> 鍙傝冭祫鏂?www.svn8.com 閰嶇疆hibernate錛?nbsp;鍙傝冭祫鏂?www.svn8.com <hibernate destination="${build.gen-src.dir}"package="org.hibernate.sample" 鈥斺斺斺斺斺旀寚鍑篽bm鎵鍦ㄧ殑鍖呯殑浣嶇疆銆?nbsp;genXDocletTags="true" 鈥斺斺斺斺斺旀寚鍑篽bm.xml涓槸鍚﹂渶瑕乆Doclet Tags銆?nbsp;genIntergratedCompositeKeys="false" javaTypeMapper="middlegen.plugins.hibernate.HibernateJavaTypeMapper" /> 鍙傝冭祫鏂?www.svn8.com 閰嶇疆Middlegen錛?nbsp;Www.Svn8.Com<middlegen appname="${name}" prefsdir="${src.dir}" gui="${gui}" databaseurl="${database.url}" initialContextFactory="${java.naming.factory.initial}" providerURL="${java.naming.provider.url}" datasourceJNDIName="${datasource.jndi.name}" driver="${database.driver}" username="${database.userid}" password="${database.password}" schema="${database.schema}" catalog="${database.catalog}" includeViews="true"鈥斺斺斺斺斺旀寚鍑哄寘鎷鍥俱?nbsp;> 鍙傝冭祫鏂?www.svn8.com4銆佽繍琛孧iddlegen-Hibernate:鍦∕iddlegen-Hibernate鐩綍涓嬭繍琛宎nt錛岃繘鍏iddlegen-Hibernate鐨勫浘褰㈢晫闈€傚彲浠ヨ緗〃錛屽拰瀛楁鐨勭壒鎬с傜劧鍚庢寜Genarate錛屼駭鐢焗bm.xml鏂囦歡銆?nbsp;Svn涓枃緗?nbsp;5銆侀厤緗甴ibernate-extensions5.1 鍦╤ibernate-extensions\tools\bin鐩綍涓嬫湁3涓伐鍏鳳紝浠栦滑鐨勫姛鑳藉涓嬶細(xì)5.1.1 class2hbm.bat鏍規(guī)嵁POJO class 鐢熸垚鏄犲皠鏂囦歡涔熷氨鏄牴鎹綘鑷繁瀵瑰簲琛ㄦ墍鍐欑殑java鏂囦歡錛岀敓鎴愮浉搴旂殑*.hbm.xml鏂囦歡錛?nbsp;Bbs.Svn8.Com5.1.2 ddl2hbm.bat鐢辨暟鎹簱瀵煎嚭搴撹〃緇撴瀯錛屽茍鐢熸垚鏄犲皠鏂囦歡浠ュ強(qiáng)POJO銆傝繖涓姛鑳戒笌MiddleGen 鐨勫姛鑳介噸鍙狅紝涔熶笉澶熸垚鐔燂紙瀹為檯涓婂凡緇忚搴熷純錛屼笉鍐嶇淮鎶わ級(jí)錛?nbsp;Svn涓枃緗?nbsp;5.1.3 hbm2java.bat鏍規(guī)嵁鏄犲皠鏂囦歡鐢熸垚瀵瑰簲鐨凱OJO錛屽嵆鏍規(guī)嵁Middlegen鐢熸垚鐨?/span>*.hbm.xml鏂囦歡鍐嶇敓鎴愮浉搴旂殑*.java鏂囦歡 Svn涓枃緗?br />
5.2 鍦╤ibernate-extensions-2.1.2\tools\bin鐩綍鏈変竴涓猻etenv.bat鏂囦歡錛屾敼鍙樺叾鍐呭涓猴細(xì)鏈枃鏉ヨ嚜Svn涓枃緗慬www.svn8.com]杞彂璇蜂繚鐣欐湰绔欏湴鍧錛歨ttp://www.svn8.com/java/hexin/20100821/51383.html
set JDBC_DRIVER=D:\Middlegen-Hibernate-r5\lib\mssqlserver.jarset HIBERNATE_HOME=..\..\hibernate-2.1.6set CORELIB=%HIBERNATE_HOME%\libset LIB=..\libset PROPS=%HIBERNATE_HOME%\srcset CP=%JDBC_DRIVER%;%PROPS%;%HIBERNATE_HOME%\hibernate2.jar;%CORELIB%\commons-logging-1.0.4.jar;%CORELIB%\commons-collections-2.1.1.jar;%CORELIB%\commons-lang-1.0.1.jar;%CORELIB%\cglib-full-2.0.2.jar;%CORELIB%\dom4j-1.4.jar;%CORELIB%\odmg-3.0.jar;%CORELIB%\xml-apis.jar;%CORELIB%\xerces-2.4.0.jar;%CORELIB%\xalan-2.4.0.jar;%LIB%\jdom.jar;%LIB%\..\hibernate-tools.jar Svn涓枃緗?br />
6銆?nbsp;榪愯hibernate-extensions錛屾牴鎹甴bm.xml浜х敓POJO鏂囦歡鍦―OS涓繍琛宧bm2java c:\sample\org\hibernate\sample\*.xml --output=c:\sample\ 鍙︿竴綃噃ttp://hi.baidu.com/wenjp/blog/item/8d593ffaf24f129658ee904d.html
]]>