[英]MappingException with hibernate.cfg.xml
我有一个与hibernate-core 4.2.3.Final
一起使用的Maven项目。 我已遵循此处提供的建议:
src/main/resources
的配置文件如下所示:
<?xml version = "1.0" encoding = "utf-8"?>
<!DOCTYPE hibernate-configuration SYSTEM
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="connection.url">jdbc:mysql://localhost:3306/justHibernate</property>
<property name="connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="connection.username">root</property>
<property name="connection.password">12345</property>
<property name="dialect">org.hibernate.dialect.MySQL5Dialect</property>
<mapping resource="com/mycompany/app/model/Movie.hbm.xml" />
</session-factory>
</hibernate-configuration>
而映射文件位于Movie
类旁边的com.mycompany.app.model
包中:
<?xml version = "1.0" encoding = "utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD//EN"
"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.mycompany.app.model.Movie" table="Movies">
<id name="id" column="id">
<generator class="native"/>
</id>
<property name="title" column="title"/>
<property name="director" column="director"/>
<property name="synopsis" column="synopsis"/>
</class>
</hibernate-mapping>
例外
配置找不到映射文件。
INFO: HHH000221: Reading mappings from resource: com/mycompany/app/model/Movie.hbm.xml
Exception in thread "main" org.hibernate.MappingNotFoundException: resource: com/mycompany/app/model/Movie.hbm.xml not found
at org.hibernate.cfg.Configuration.addResource(Configuration.java:738)
at org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:2167)
at org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:2139)
at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:2119)
at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:2072)
at org.hibernate.cfg.Configuration.configure(Configuration.java:1987)
at org.hibernate.cfg.Configuration.configure(Configuration.java:1966)
at com.mycompany.app.MovieManager.initSessionFactory(MovieManager.java:22)
at com.mycompany.app.MovieManager.<init>(MovieManager.java:17)
at com.mycompany.app.App.main(App.java:27)
将Movie.hbm.xml
放在src/main/resources
,并按如下所示在配置文件中更改路径,
<mapping resource="Movie.hbm.xml" />
希望这可以帮助。
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