IllegalArgumentException: Unknown entity
需要使用persistence.xml进行配置。
1 <?xml version="1.0" encoding="UTF-8"?> 2 <persistence version="1.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd"> 3 <persistence-unit name="WebofficeOne" transaction-type="RESOURCE_LOCAL"> 4 <provider>org.hibernate.ejb.HibernatePersistence</provider> 5 <!-- <jta-data-source>dataSource</jta-data-source> --> 6 <class>net.etec.ftm.domain.City</class> 7 <class>net.etec.ftm.domain.Country</class> 8 <exclude-unlisted-classes>false</exclude-unlisted-classes> 9 <properties> 10 <property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver" /> 11 <property name="hibernate.show_sql" value="true"/> 12 <property name="hibernate.hbm2ddl.auto" value="update"/> 13 <property name="hibernate.dialect" value="org.hibernate.dialect.MySQL5Dialect"/> 14 <property name="hibernate.connection.username" value="root"/> 15 <property name="hibernate.connection.password" value="801216"/> 16 <property name="hibernate.connection.url" value="jdbc:mysql://localhost:3306/test?createDatabaseIfNotExist=true"/> 17 <property name="hibernate.c3p0.min_size" value="5"/> 18 <property name="hibernate.c3p0.max_size" value="20"/> 19 <property name="hibernate.c3p0.timeout" value="300"/> 20 <property name="hibernate.c3p0.max_statements" value="50"/> 21 <property name="hibernate.c3p0.idle_test_period" value="3000"/> 22 </properties> 23 </persistence-unit> 24 </persistence>
实体工厂配置
1 <bean id="entityManagerFactory" 2 class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean"> 3 <property name="persistenceUnitName" value="WebofficeOne" /> 4 <!-- <property name="dataSource" ref="dataSource" /> --> 5 <property name="jpaVendorAdapter" ref="hibernateJpaVendorAdapter" /> 6 <!-- <property name="packagesToScan" value="com.etec.ftm.domain" /> --> 7 <property name="persistenceXmlLocation" value="classpath:META-INF/persistence-instance.xml"/> 8 <property name="jpaProperties"> 9 <props> 10 <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop> 11 <prop key="hibernate.ejb.naming_strategy">org.hibernate.cfg.ImprovedNamingStrategy</prop> 12 <prop key="hibernate.show_sql">true</prop> 13 <prop key="hibernate.hbm2ddl.auto">create</prop> 14 </props> 15 </property> 16 </bean>
