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JDBC Driver class not found

created by Jonathan Albornoz in jBPM - View the full discussion

Hi, i have a problem, i have jbpm 5.4 with oracle and jboss 7.1.1.

When i want run my project (example with persistence) i have the next error.

I put the ojdbc6.jar in db folder, and lib folder.

I was made all the test that i imagine...any help please...thanks!!!

 

 

console log.

 

Exception in thread "main" javax.persistence.PersistenceException: [PersistenceUnit: org.jbpm.persistence.jpa] Unable to build EntityManagerFactory

          at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:677)

          at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126)

          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:52)

          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:34)

          at com.sample.fefefefefe.main(fefefefefe.java:26)

Caused by: org.hibernate.HibernateException: JDBC Driver class not found: oracle.jdbc.driver.OracleDriver

          at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:89)

          at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)

          at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29)

          at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89)

          at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2119)

          at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2115)

          at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1339)

          at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867)

          at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669)

          ... 4 more

Caused by: java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver

          at java.net.URLClassLoader$1.run(Unknown Source)

          at java.net.URLClassLoader$1.run(Unknown Source)

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

          at java.net.URLClassLoader.findClass(Unknown Source)

          at java.lang.ClassLoader.loadClass(Unknown Source)

          at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)

          at java.lang.ClassLoader.loadClass(Unknown Source)

          at java.lang.Class.forName0(Native Method)

          at java.lang.Class.forName(Unknown Source)

          at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)

          at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:84)

          ... 12 more

0    06/01 19:48:39,121[main] ERROR hibernate.connection.DriverManagerConnectionProvider.configure  - JDBC Driver class not found: oracle.jdbc.driver.OracleDriver

java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver

          at java.net.URLClassLoader$1.run(Unknown Source)

          at java.net.URLClassLoader$1.run(Unknown Source)

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

          at java.net.URLClassLoader.findClass(Unknown Source)

          at java.lang.ClassLoader.loadClass(Unknown Source)

          at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)

          at java.lang.ClassLoader.loadClass(Unknown Source)

          at java.lang.Class.forName0(Native Method)

          at java.lang.Class.forName(Unknown Source)

          at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)

          at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:84)

          at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)

          at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29)

          at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89)

          at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2119)

          at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2115)

          at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1339)

          at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867)

          at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669)

          at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126)

          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:52)

          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:34)

          at com.sample.fefefefefe.main(fefefefefe.java:26)

 

My java code:

 

package com.sample;

import javax.persistence.EntityManagerFactory;

import javax.persistence.Persistence;

import org.drools.KnowledgeBase;

import org.drools.KnowledgeBaseFactory;

import org.drools.builder.KnowledgeBuilder;

import org.drools.builder.KnowledgeBuilderFactory;

import org.drools.builder.ResourceType;

import org.drools.io.ResourceFactory;

import org.drools.persistence.jpa.JPAKnowledgeService;

import org.drools.runtime.Environment;

import org.drools.runtime.EnvironmentName;

import org.drools.runtime.StatefulKnowledgeSession;

 

public class fefefefefe {

 

            /**

           * @param args

           */

          public static void main(String[] args) {

                    // TODO Auto-generated method stub

 

                    KnowledgeBase kbase = readKnowledgeBase();

                    EntityManagerFactory emf = Persistence.createEntityManagerFactory( "org.jbpm.persistence.jpa" );

                    Environment env = KnowledgeBaseFactory.newEnvironment();

                    env.set( EnvironmentName.ENTITY_MANAGER_FACTORY, emf );

                    // create a new knowledge session that uses JPA to store the runtime state

                    StatefulKnowledgeSession ksession =JPAKnowledgeService.newStatefulKnowledgeSession( kbase, null, env );

                    int sessionId = ksession.getId();

                    // invoke methods on your method here

                    ksession.startProcess( "com.sample.bpmn.hello" );

                    ksession.dispose();

          }

          private static KnowledgeBase readKnowledgeBase() {

                    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();

                    kbuilder.add(ResourceFactory.newClassPathResource("sample.bpmn"), ResourceType.BPMN2);

                    return kbuilder.newKnowledgeBase();

          }

}

 

 

My persistence file inside my project. Resource/Meta-Inf

 

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>

<persistence version="1.0" xsi:schemaLocation=

    "http://java.sun.com/xml/ns/persistence

     http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd

     http://java.sun.com/xml/ns/persistence/orm

     http://java.sun.com/xml/ns/persistence/orm_1_0.xsd"

  xmlns:orm="http://java.sun.com/xml/ns/persistence/orm"

  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

  xmlns="http://java.sun.com/xml/ns/persistence">

  <persistence-unit name="org.jbpm.persistence.jpa" transaction-type="JTA">

    <provider>org.hibernate.ejb.HibernatePersistence</provider>

   

    <mapping-file>META-INF/JBPMorm.xml</mapping-file>

    <class>org.drools.persistence.info.SessionInfo</class>

    <class>org.jbpm.persistence.processinstance.ProcessInstanceInfo</class>

    <class>org.drools.persistence.info.WorkItemInfo</class>

    <properties>

   

    <property name="hibernate.dialect" value="org.hibernate.dialect.Oracle10gDialect"/>

      <property name="hibernate.connection.driver_class" value="oracle.jdbc.driver.OracleDriver"/>

      <property name="hibernate.connection.url" value="jdbc:oracle:thin:@192.168.20.200:1521:orcl2" />

      <property name="hibernate.connection.username" value="jbpm5"/>

      <property name="hibernate.connection.password" value="ryc"/>

      <property name="hibernate.connection.autocommit" value="false" />

      <property name="hibernate.max_fetch_depth" value="3"/>

      <property name="hibernate.hbm2ddl.auto" value="create" />

      <property name="hibernate.show_sql" value="false" />

      <property name="javax.persistence.jdbc.driver" value="oracle.jdbc.driver.OracleDriver"/>

 

 

     

    </properties>

  </persistence-unit>

</persistence>

 

 

//********************************************************************************************

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