问题描述
我在 build.gradle 中有 hibernate 依赖项,但出现以下错误
> Task :JPABootstrapping.main() Failed
Exception in thread "main" javax.persistence.PersistenceException: No Persistence provider for EntityManager named recipes
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:61)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:39)
at setup.JPABootstrapping.main(JPABootstrapping.java:10)
Execution Failed for task ':JPABootstrapping.main()'.
> Process 'command '/usr/lib/jvm/java-14-openjdk-amd64/bin/java'' finished with non-zero exit value 1
persistence.xml
在 src/main/resources/meta-inf
下
<persistence>
<persistence-unit name="recipes">
<description>Hibernate Tips</description>
<provider>
org.hibernate.jpa.HibernatePersistenceProvider
</provider>
<exclude-unlisted-classes>false</exclude-unlisted-classes>
<properties>
<property name="hibernate.dialect" value="org.hibernate.dialect.Postgresql81Dialect" />
<property name="javax.persistence.jdbc.driver" value="org.postgresql.Driver" />
<property name="javax.persistence.jdbc.url" value="jdbc:postgresql://192.168.122.242:5432/recipes" />
<property name="javax.persistence.jdbc.user" value="postgres" />
<property name="javax.persistence.jdbc.password" value="postgres" />
</properties>
</persistence-unit>
</persistence>
IntelliJ 的检查功能说 HibernatePersistenceProvider
无法解析:
build.gradle
如下,包含 hibernate 核心和 postgresql 驱动依赖:
plugins {
id 'java'
}
group 'org.example'
version '1.0-SNAPSHOT'
repositories {
mavenCentral()
}
dependencies {
implementation group: 'org.hibernate',name: 'hibernate-core',version: '5.0.5.Final'
implementation group: 'org.postgresql',name: 'postgresql',version: '42.2.18'
testCompile group: 'junit',name: 'junit',version: '4.12'
}
解决方法
那个 hibernate-core
真的很古老,更准确地说它是在 2015 年发布的。那个工件不包含 org.hibernate.jpa.HibernatePersistenceProvider
类。从那时起,Hibernate 被重命名和重构了很多。
最新的稳定是:
implementation group: 'org.hibernate',name: 'hibernate-core',version: '5.4.26.Final'
并且此工件具有该类。
附加信息:Hibernate 将再次重命名。新坐标将:
implementation group: 'org.hibernate.orm',version: '6.0.0.Final'
。