一.生成后的文件結構如下圖


          各文件內容如下：
          二.配置文件
          1.
          hibernate.cfg.xml
          <?xml?version="1.0"?encoding="UTF-8"?>
          <!DOCTYPE?hibernate-configuration?PUBLIC
          ????????"-//Hibernate/Hibernate?Configuration?DTD?3.0//EN"
          ????????"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"          >
          <hibernate-configuration>
          ????          <session-factory>
          ????????          <property?name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
          ????????          <property?name="hibernate.connection.password">1234</property>
          ????????          <property?name="hibernate.connection.url">jdbc:mysql://localhost:3306/sample</property>
          ????????          <property?name="hibernate.connection.username">root</property>
          ????????          <property?name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
          ????????          <mapping?resource="cn/blogjava/start/TUser.hbm.xml"?/>
          ????          </session-factory>
          </hibernate-configuration>

          2.
          hibernate.reveng.xml
          <?xml?version="1.0"?encoding="UTF-8"?>
          <!DOCTYPE?hibernate-reverse-engineering?PUBLIC?"-//Hibernate/Hibernate?Reverse?Engineering?DTD?3.0//EN"?"http://hibernate.sourceforge.net/hibernate-reverse-engineering-3.0.dtd"?>

          <hibernate-reverse-engineering>
          ??          <table-filter?match-catalog="sample"?match-name="t_user"/>
          </hibernate-reverse-engineering>

          3.
          GeneralHbmSettings.hbm.xml
          <?xml?version="1.0"?>
          <!DOCTYPE?hibernate-mapping?PUBLIC?
          ????"-//Hibernate/Hibernate?Mapping?DTD?3.0//EN"
          ????"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"          >

          <hibernate-mapping>????
          <!--?
          ????Auto-generated?mapping?file?from
          ????the?hibernate.org?cfg2hbm?engine
          ????for?General?Global?Setttings
          -->

          ????          <import?
          ????????          class="cn.blogjava.start.TUser"
          ????????rename          ="cn.blogjava.start.TUser"
          ????          />
          ????

          </hibernate-mapping>

          4.TUser.hbm.xml
          <?xml?version="1.0"?>
          <!DOCTYPE?hibernate-mapping?PUBLIC?"-//Hibernate/Hibernate?Mapping?DTD?3.0//EN"
          "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"          >
          <hibernate-mapping>
          <!--?
          ????????Auto-generated?mapping?file?from
          ????????the?hibernate.org?cfg2hbm?engine
          -->
          ????          <class?name="cn.blogjava.start.TUser"?table="t_user"?catalog="sample">
          ????????          <id?name="id"?type="integer">
          ????????????          <column?name="id"?/>
          ????????????          <generator?class="native"?/>
          ????????          </id>
          ????????          <property?name="name"?type="string">
          ????????????          <column?name="name"?length="100"?not-null="true"?/>
          ????????          </property>
          ????          </class>
          </hibernate-mapping>

          5.
          log4j.properties

          ###?direct?log?messages?to?stdout?###
          log4j.appender.stdout          =org.apache.log4j.ConsoleAppender
          log4j.appender.stdout.Target          =System.out
          log4j.appender.stdout.layout          =org.apache.log4j.PatternLayout
          log4j.appender.stdout.layout.ConversionPattern          =%d{ABSOLUTE}?%5p?%c{1}:%L?-?%m%n

          ###?direct?messages?to?file?hibernate.log?###
          #log4j.appender.file          =org.apache.log4j.FileAppender
          #log4j.appender.file.File          =hibernate.log
          #log4j.appender.file.layout          =org.apache.log4j.PatternLayout
          #log4j.appender.file.layout.ConversionPattern          =%d{ABSOLUTE}?%5p?%c{1}:%L?-?%m%n

          ###?set?log?levels?-?for?more?verbose?logging?change?'info'?to?'debug'?###

          log4j.rootLogger          =info,?stdout

          log4j.logger.org.hibernate          =error
          #log4j.logger.org.hibernate          =debug

          ###?log?HQL?query?parser?activity
          #log4j.logger.org.hibernate.hql.ast.AST          =debug

          ###?log?just?the?SQL
          #log4j.logger.org.hibernate.SQL          =debug

          ###?log?JDBC?bind?parameters?###
          log4j.logger.org.hibernate.type          =info
          #log4j.logger.org.hibernate.type          =debug

          ###?log?schema?export/update?###
          log4j.logger.org.hibernate.tool.hbm2ddl          =debug

          ###?log?HQL?parse?trees
          #log4j.logger.org.hibernate.hql          =debug

          ###?log?cache?activity?###
          #log4j.logger.org.hibernate.cache          =debug

          ###?log?transaction?activity
          #log4j.logger.org.hibernate.transaction          =debug

          ###?log?JDBC?resource?acquisition
          #log4j.logger.org.hibernate.jdbc          =debug

          ###?enable?the?following?line?if?you?want?to?track?down?connection?###
          ###?leakages?when?using?DriverManagerConnectionProvider?###
          #log4j.logger.org.hibernate.connection.DriverManagerConnectionProvider          =trace

          三.Java類
          1.POJO類TUser.java
          ?1package?cn.blogjava.start;
          ?2
          ?3
          ?4
          ?5/**
          ?6?*?TUser?generated?by?hbm2java
          ?7?*/
          ?8
          ?9public?class?TUser??implements?java.io.Serializable?{
          10
          11
          12????//?Fields????
          13
          14?????private?Integer?id;
          15?????private?String?name;
          16
          17
          18????//?Constructors
          19
          20????/**?default?constructor?*/
          21????public?TUser()?{
          22????}
          23????
          24????/**?constructor?with?id?*/
          25????public?TUser(Integer?id)?{
          26????????this.id?=?id;
          27????}
          28
          29????
          30
          31???
          32????//?Property?accessors
          33
          34????public?Integer?getId()?{
          35????????return?this.id;
          36????}
          37????
          38????public?void?setId(Integer?id)?{
          39????????this.id?=?id;
          40????}
          41
          42????public?String?getName()?{
          43????????return?this.name;
          44????}
          45????
          46????public?void?setName(String?name)?{
          47????????this.name?=?name;
          48????}
          49???
          50
          51
          52
          53
          54
          55
          56
          57
          58}

          2.測試類HibernateTest.java 

          ??1package?cn.blogjava.start;
          ??2
          ??3import?java.util.List;
          ??4
          ??5import?junit.framework.Assert;
          ??6import?junit.framework.TestCase;
          ??7
          ??8import?org.hibernate.HibernateException;
          ??9import?org.hibernate.Session;
          ?10import?org.hibernate.SessionFactory;
          ?11import?org.hibernate.Transaction;
          ?12import?org.hibernate.cfg.Configuration;
          ?13
          ?14
          ?15public?class?HibernateTest?extends?TestCase?{
          ?16????
          ?17????Session?session?=?null;
          ?18????/**
          ?19?????*?JUnit中的setUp方法在TestCase初始化的時候會自動調用
          ?20?????*?一般用于初始化公用資源
          ?21?????*/
          ?22????protected?void?setUp()?{
          ?23????????try?{
          ?24????????????/**
          ?25?????????????*?可以采用hibernate.properties或者hibernate.cfg.xml
          ?26?????????????*?配置文件的初始化代碼
          ?27?????????????*?
          ?28?????????????*?采用hibernate.properties
          ?29?????????????*?Configuration?config?=?new?Configuration()；
          ?30?????????????*?config.addClass(TUser.class);
          ?31?????????????*/
          ?32????????????
          ?33????????????//采用hibernate.cfg.xml配置文件，與上面的方法對比，兩個差異
          ?34????????????//1.Configuration的初始化方式
          ?35????????????//2.xml
          ?36????????????Configuration?config?=?new?Configuration().configure();
          ?37????????????SessionFactory?sessionFactory?=?config.buildSessionFactory();
          ?38????????????session?=?sessionFactory.openSession();
          ?39????????????
          ?40????????}          ?catch?(HibernateException?e)?{
          ?41????????????//?TODO:?handle?exception
          ?42????????????e.printStackTrace();
          ?43????????}          ????????
          ?44????}
          ?45
          ?46????/**
          ?47?????*?JUnit中的tearDown方法在TestCase執行完畢的時候會自動調用
          ?48?????*?一般用于釋放資源
          ?49?????*/          ????
          ?50????protected?void?tearDown()?{
          ?51????????try?{
          ?52????????????session.close();????????
          ?53????????}          ?catch?(HibernateException?e)?{
          ?54????????????//?TODO:?handle?exception
          ?55????????????e.printStackTrace();
          ?56????????}          ????????
          ?57????}          ????
          ?58????
          ?59????/**
          ?60?????*?對象持久化測試(Insert方法)
          ?61?????*/          ????????
          ?62????public?void?testInsert()?{
          ?63????????Transaction?tran?=?null;
          ?64????????try?{
          ?65????????????tran?=?session.beginTransaction();
          ?66????????????TUser?user?=?new?TUser();
          ?67????????????user.setName("byf");
          ?68????????????session.save(user);
          ?69????????????session.flush();
          ?70????????????tran.commit();
          ?71????????????Assert.assertEquals(user.getId().intValue()>0?,true);
          ?72????????}          ?catch?(HibernateException?e)?{
          ?73????????????//?TODO:?handle?exception
          ?74????????????e.printStackTrace();
          ?75????????????Assert.fail(e.getMessage());
          ?76????????????if(tran?!=?null)?{
          ?77????????????????try?{
          ?78????????????????????tran.rollback();
          ?79????????????????}          ?catch?(Exception?e1)?{
          ?80????????????????????//?TODO:?handle?exception
          ?81????????????????????e1.printStackTrace();
          ?82????????????????}
          ?83????????????}
          ?84????????}
          ?85????}
          ?86????
          ?87????/**
          ?88?????*?對象讀取測試(Select方法)
          ?89?????*/          ????????????
          ?90????public?void?testSelect(){
          ?91????????String?hql?=?"?from?TUser?where?name='byf'";
          ?92????????try?{
          ?93????????????List?userList?=?session.createQuery(hql).list();
          ?94????????????TUser?user?=?(TUser)userList.get(0);
          ?95????????????Assert.assertEquals(user.getName(),?"byf");
          ?96????????}          ?catch?(Exception?e)?{
          ?97????????????//?TODO:?handle?exception
          ?98????????????e.printStackTrace();
          ?99????????????Assert.fail(e.getMessage());
          100????????}
          101????}
          102}
          103
          
	
          posted on 2006-07-05 14:37 knowhow 閱讀(786) 評論(0)  編輯  收藏  所屬分類: ORM：Hibernate及其他 
          

          







          
	    
    




          








          

				

          





    







          
        
	




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