I try to create a JPA Project with Maven in Intellij. I use Eclipse Link and the Database is SQlite.
This is my current pom.xml
File (only the Dependencies):
<dependency>
<groupId>org.xerial</groupId>
<artifactId>sqlite-jdbc</artifactId>
<version>3.8.11.2</version>
</dependency>
<dependency>
<groupId>org.eclipse.persistence</groupId>
<artifactId>org.eclipse.persistence.jpa</artifactId>
<version>2.6.3</version>
</dependency>
<dependency>
<groupId>org.eclipse.persistence</groupId>
<artifactId>javax.persistence</artifactId>
<version>2.1.1</version>
</dependency>
<dependency>
<groupId>org.eclipse.persistence</groupId>
<artifactId>eclipselink</artifactId>
<version>2.6.3</version>
</dependency>
My persistence.xml
file looks like this:
<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence" version="2.1">
<persistence-unit name="NewPersistenceUnit">
<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
<class>com.raeste.db.BuchungEntity</class>
<class>com.raeste.db.KategorieEntity</class>
<properties>
<property name="eclipselink.jdbc.url" value="jdbc:sqlite:/home/raeste/programmierung/haushaltsbuch.db"/>
<property name="eclipselink.jdbc.driver" value="org.sqlite.JDBC"/>
</properties>
</persistence-unit>
</persistence>
If i now try to create an EntityMangerFactory
I get the following exception:
Exception in thread "main" javax.persistence.PersistenceException: No Persistence provider for EntityManager named NewPersistenceUnit
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:85)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:54)
The Code to create the EntityManagerFactory
is:
EntityManagerFactory emf = Persistence.createEntityManagerFactory("NewPersistenceUnit");
I know there are several questions with that problem but non of them helped.
The persistence.xml
file is under the following path:
src/main/java/META-INF/
The persistence.xml
file should be at src/main/resources/META-INF
.
src/main/java
is for Java source code.
src/main/resources
is for resource files.
Try it.