| 发表于：2007-06-30 20:36:23 楼主 |
log4j:warn no appenders could be found for logger （org.hibernate.cfg.environment).
log4j:warn please initialize the log4j system properly.
exception in thread "main " org.hibernate.mappingexception: entity class not found: temp_person
at org.hibernate.mapping.persistentclass.getmappedclass（persistentclass.java:99)
at org.hibernate.tuple.propertyfactory.getgetter（propertyfactory.java:166)
at org.hibernate.tuple.propertyfactory.buildidentifierproperty（propertyfactory.java:44)
at org.hibernate.tuple.entitymetamodel. <init> （entitymetamodel.java:115)
at org.hibernate.persister.entity.abstractentitypersister. <init> （abstractentitypersister.java:412)
at org.hibernate.persister.entity.singletableentitypersister. <init> （singletableentitypersister.java:108)
at org.hibernate.persister.persisterfactory.createclasspersister（persisterfactory.java:55)
at org.hibernate.impl.sessionfactoryimpl. <init> （sessionfactoryimpl.java:216)
at org.hibernate.cfg.configuration.buildsessionfactory（configuration.java:1176)
at com.cx.hibenate.personoperate. <init> （personoperate.java:23)
at com.cx.hibenate.testtemp_person.main（testtemp_person.java:16)
caused by: java.lang.classnotfoundexception: temp_person
at java.net.urlclassloader$1.run（urlclassloader.java:200)
at java.security.accesscontroller.doprivileged（native method)
at java.net.urlclassloader.findclass（urlclassloader.java:188)
at java.lang.classloader.loadclass（classloader.java:306)
at sun.misc.launcher$appclassloader.loadclass（launcher.java:268)
at java.lang.classloader.loadclass（classloader.java:251)
at java.lang.classloader.loadclassinternal（classloader.java:319)
at java.lang.class.forname0（native method)
at java.lang.class.forname（class.java:164)
at org.hibernate.util.reflecthelper.classforname（reflecthelper.java:108)
at org.hibernate.mapping.persistentclass.getmappedclass（persistentclass.java:96)
... 10 more
temp_person.hbm.xml 配置如下
<?xml version= "1.0 " encoding= "utf-8 "?>
<!doctype hibernate-mapping public "-//hibernate/hibernate mapping dtd 3.0//en "
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd ">
<!--
mapping file autogenerated by myeclipse - hibernate tools
-->
<hibernate-mapping>
<class name= "temp_person " table= "temp_person " schema= "edu ">
<id name= "id " type= "string ">
<column name= "id " length= "32 " />
<generator class= "assigned "> </generator>
</id>
<property name= "name " type= "string ">
<column name= "name " length= "20 " not-null= "true " />
</property>
<property name= "password " type= "string ">
<column name= "password " length= "20 " not-null= "true " />
</property>
<property name= "sex " type= "string ">
<column name= "sex " length= "2 " />
</property>
<property name= "email " type= "string ">
<column name= "email " length= "30 " />
</property>
</class>
</hibernate-mapping>
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 ">
<!-- generated by myeclipse hibernate tools. -->
<hibernate-configuration>
<session-factory>
<property name= "myeclipse.connection.profile "> moa </property>
<property name= "connection.url ">
jdbc:oracle:thin:@127.0.0.1:1521:ora9204
</property>
<property name= "connection.username "> edu </property>
<property name= "connection.password "> jyedu </property>
<property name= "connection.driver_class ">
oracle.jdbc.driver.oracledriver
</property>
<property name= "dialect ">
org.hibernate.dialect.oracle9dialect
</property>
<mapping resource= "temp_person.hbm.xml " />
</session-factory>
</hibernate-configuration>
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