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JDBC Driver class not found
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created by <a href="https://community.jboss.org/people/betoflint">Jonathan Albornoz</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/788572#788572">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi, i have a problem, i have jbpm 5.4 with oracle and jboss 7.1.1.</p><p>When i want run my project (example with persistence) i have the next error.</p><p>I put the ojdbc6.jar in db folder, and lib folder.</p><p>I was made all the test that i imagine...any help please...thanks!!!</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong style="color: #ff0000; font-size: 12pt;">console log.</strong></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Exception in thread "main" javax.persistence.PersistenceException: [PersistenceUnit: org.jbpm.persistence.jpa] Unable to build EntityManagerFactory</p><p>          at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:677)</p><p>          at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126)</p><p>          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:52)</p><p>          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:34)</p><p>          at com.sample.fefefefefe.main(fefefefefe.java:26)</p><p>Caused by: org.hibernate.HibernateException: JDBC Driver class not found: oracle.jdbc.driver.OracleDriver</p><p>          at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:89)</p><p>          at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)</p><p>          at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29)</p><p>          at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89)</p><p>          at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2119)</p><p>          at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2115)</p><p>          at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1339)</p><p>          at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867)</p><p>          at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669)</p><p>          ... 4 more</p><p>Caused by: java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver</p><p>          at java.net.URLClassLoader$1.run(Unknown Source)</p><p>          at java.net.URLClassLoader$1.run(Unknown Source)</p><p>          at java.security.AccessController.doPrivileged(Native Method)</p><p>          at java.net.URLClassLoader.findClass(Unknown Source)</p><p>          at java.lang.ClassLoader.loadClass(Unknown Source)</p><p>          at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)</p><p>          at java.lang.ClassLoader.loadClass(Unknown Source)</p><p>          at java.lang.Class.forName0(Native Method)</p><p>          at java.lang.Class.forName(Unknown Source)</p><p>          at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)</p><p>          at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:84)</p><p>          ... 12 more</p><p>0    06/01 19:48:39,121[main] ERROR hibernate.connection.DriverManagerConnectionProvider.configure  - JDBC Driver class not found: oracle.jdbc.driver.OracleDriver</p><p>java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver</p><p>          at java.net.URLClassLoader$1.run(Unknown Source)</p><p>          at java.net.URLClassLoader$1.run(Unknown Source)</p><p>          at java.security.AccessController.doPrivileged(Native Method)</p><p>          at java.net.URLClassLoader.findClass(Unknown Source)</p><p>          at java.lang.ClassLoader.loadClass(Unknown Source)</p><p>          at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)</p><p>          at java.lang.ClassLoader.loadClass(Unknown Source)</p><p>          at java.lang.Class.forName0(Native Method)</p><p>          at java.lang.Class.forName(Unknown Source)</p><p>          at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)</p><p>          at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:84)</p><p>          at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)</p><p>          at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29)</p><p>          at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89)</p><p>          at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2119)</p><p>          at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2115)</p><p>          at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1339)</p><p>          at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867)</p><p>          at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669)</p><p>          at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126)</p><p>          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:52)</p><p>          at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:34)</p><p>          at com.sample.fefefefefe.main(fefefefefe.java:26)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong style="color: #0000ff; font-size: 12pt;">My java code:</strong></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>package com.sample;</p><p>import javax.persistence.EntityManagerFactory;</p><p>import javax.persistence.Persistence;</p><p>import org.drools.KnowledgeBase;</p><p>import org.drools.KnowledgeBaseFactory;</p><p>import org.drools.builder.KnowledgeBuilder;</p><p>import org.drools.builder.KnowledgeBuilderFactory;</p><p>import org.drools.builder.ResourceType;</p><p>import org.drools.io.ResourceFactory;</p><p>import org.drools.persistence.jpa.JPAKnowledgeService;</p><p>import org.drools.runtime.Environment;</p><p>import org.drools.runtime.EnvironmentName;</p><p>import org.drools.runtime.StatefulKnowledgeSession;</p><p>  </p><p>public class fefefefefe {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            /**</p><p>           * @param args</p><p>           */</p><p>          public static void main(String[] args) {</p><p>                    // TODO Auto-generated method stub</p><p>  </p><p>                    KnowledgeBase kbase = readKnowledgeBase();</p><p>                    EntityManagerFactory emf = Persistence.createEntityManagerFactory( "org.jbpm.persistence.jpa" );</p><p>                    Environment env = KnowledgeBaseFactory.newEnvironment();</p><p>                    env.set( EnvironmentName.ENTITY_MANAGER_FACTORY, emf );</p><p>                    // create a new knowledge session that uses JPA to store the runtime state</p><p>                    StatefulKnowledgeSession ksession =JPAKnowledgeService.newStatefulKnowledgeSession( kbase, null, env );</p><p>                    int sessionId = ksession.getId();</p><p>                    // invoke methods on your method here</p><p>                    ksession.startProcess( "com.sample.bpmn.hello" );</p><p>                    ksession.dispose();</p><p>          }</p><p>          private static KnowledgeBase readKnowledgeBase() {</p><p>                    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();</p><p>                    kbuilder.add(ResourceFactory.newClassPathResource("sample.bpmn"), ResourceType.BPMN2);</p><p>                    return kbuilder.newKnowledgeBase();</p><p>          }</p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong style="color: #008000; font-size: 12pt;">My persistence file inside my project. Resource/Meta-Inf</strong></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><?xml version="1.0" encoding="UTF-8" standalone="yes"?></p><p><persistence version="1.0" xsi:schemaLocation=</p><p><span>    "</span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/persistence" target="_blank">http://java.sun.com/xml/ns/persistence</a></p><p><span>     </span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" target="_blank">http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd</a></p><p><span>     </span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/persistence/orm" target="_blank">http://java.sun.com/xml/ns/persistence/orm</a></p><p><span>     </span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/persistence/orm_1_0.xsd" target="_blank">http://java.sun.com/xml/ns/persistence/orm_1_0.xsd</a><span>"</span></p><p><span>  xmlns:orm="</span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/persistence/orm" target="_blank">http://java.sun.com/xml/ns/persistence/orm</a><span>"</span></p><p><span>  xmlns:xsi="</span><a class="jive-link-external-small" href="http://www.w3.org/2001/XMLSchema-instance" target="_blank">http://www.w3.org/2001/XMLSchema-instance</a><span>"</span></p><p><span>  xmlns="</span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/persistence" target="_blank">http://java.sun.com/xml/ns/persistence</a><span>"></span></p><p>  <persistence-unit name="org.jbpm.persistence.jpa" transaction-type="JTA"></p><p>    <provider>org.hibernate.ejb.HibernatePersistence</provider></p><p>    </p><p>    <mapping-file>META-INF/JBPMorm.xml</mapping-file></p><p>    <class>org.drools.persistence.info.SessionInfo</class></p><p>    <class>org.jbpm.persistence.processinstance.ProcessInstanceInfo</class></p><p>    <class>org.drools.persistence.info.WorkItemInfo</class></p><p>    <properties></p><p>    </p><p>    <property name="hibernate.dialect" value="org.hibernate.dialect.Oracle10gDialect"/></p><p>      <property name="hibernate.connection.driver_class" value="oracle.jdbc.driver.OracleDriver"/></p><p>      <property name="hibernate.connection.url" value="jdbc:oracle:thin:@192.168.20.200:1521:orcl2" /></p><p>      <property name="hibernate.connection.username" value="jbpm5"/></p><p>      <property name="hibernate.connection.password" value="ryc"/></p><p>      <property name="hibernate.connection.autocommit" value="false" /></p><p>      <property name="hibernate.max_fetch_depth" value="3"/></p><p>      <property name="hibernate.hbm2ddl.auto" value="create" /></p><p>      <property name="hibernate.show_sql" value="false" /></p><p>      <property name="javax.persistence.jdbc.driver" value="oracle.jdbc.driver.OracleDriver"/></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>      </p><p>    </properties></p><p>  </persistence-unit></p><p></persistence></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>//********************************************************************************************</p></div>
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