Hibernate Error: Exception in thread "main" java.lang.NoClassDefFoundError: org/hibernate/annotations/common/reflection/MetadataProvider

Exception in thread "main" java.lang.NoClassDefFoundError: org/hibernate/annotations/common/reflection/MetadataProvider:

Exception Details:

Exception in thread "main" java.lang.NoClassDefFoundError: org/hibernate/annotations/common/reflection/MetadataProvider

       at com.hibernate.utils.HibernateUtil.getSessionFactory(HibernateUtil.java:15)

       at com.hibernate.application.RunApplication.main(RunApplication.java:16)

Caused by: java.lang.ClassNotFoundException: org.hibernate.annotations.common.reflection.MetadataProvider

       at java.net.URLClassLoader$1.run(URLClassLoader.java:366)

       at java.net.URLClassLoader$1.run(URLClassLoader.java:355)

       at java.security.AccessController.doPrivileged(Native Method)

       at java.net.URLClassLoader.findClass(URLClassLoader.java:354)

       at java.lang.ClassLoader.loadClass(ClassLoader.java:425)

       at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)

       at java.lang.ClassLoader.loadClass(ClassLoader.java:358)

       ... 2 more

This is caused by missing of the Hibernate commons annotations library.

Library: hibernate-commons-annotations-3.2.0.Final.jar

Download the above library from the hibernate official website, and add it to the build path as shown below:

Or

Add the dependency in Maven’s pom.xml.

<dependency>

        <groupId>org.hibernate</groupId>

        <artifactId>hibernate-commons-annotations</artifactId>

        <version>3.2.0.Final</version>

    </dependency>

You may like to read the below posts:

Association, Aggregation, Composition
Creating SOAP Web Services using JAX-WS
Difference between SOAP and REST web services
Testing the SOAP web services using SOAP UI
Equals and Hashcode() Interview questions
What will happen if equals and hashcode not overridden