User development, A new message was posted in the thread "null pointer exception when integrating jbpm4.3,spring2.5.6,hibernate3":
http://community.jboss.org/message/530294#530294 Author : praneet nandan Profile : http://community.jboss.org/people/praneet Message: -------------------------------------------------------------- hi am getting this when integrating all > > SEVERE: Exception sending context initialized event to listener instance of > class org.springframework.web.context.ContextLoaderListener > org.springframework.beans.factory.BeanCreationException: Error creating bean > with name 'processEngine' defined in ServletContext resource > [/WEB-INF/classes/jbpm4-context.xml]: Instantiation of bean failed; nested > exception is org.springframework.beans.factory.BeanDefinitionStoreException: > Factory method [protected org.jbpm.api.ProcessEngine > org.jbpm.pvm.internal.processengine.SpringHelper.createProcessEngine()] threw > exception; nested exception is java.lang.NullPointerException > at > org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:423) > at > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:901) > at > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:815) > at > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:440) > at > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409) > at java.security.AccessController.doPrivileged(Native Method) > at > org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380) > at > org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264) > at > org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:217) > at > org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261) > at > org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185) > at > org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164) > at > org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:429) > at > org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:729) > at > org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:381) > at > org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255) > at > org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199) > at > org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45) > at > org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3830) > at > org.apache.catalina.core.StandardContext.start(StandardContext.java:4337) > at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) > at org.apache.catalina.core.StandardHost.start(StandardHost.java:719) > at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) > at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443) > at > org.apache.catalina.core.StandardService.start(StandardService.java:516) > at org.apache.catalina.core.StandardServer.start(StandardServer.java:710) > at org.apache.catalina.startup.Catalina.start(Catalina.java:566) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288) > at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413) > Caused by: org.springframework.beans.factory.BeanDefinitionStoreException: > Factory method [protected org.jbpm.api.ProcessEngine > org.jbpm.pvm.internal.processengine.SpringHelper.createProcessEngine()] threw > exception; nested exception is java.lang.NullPointerException > at > org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:127) > at > org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:414) > ... 32 more > Caused by: java.lang.NullPointerException > at > org.jbpm.pvm.internal.processengine.ProcessEngineImpl.checkDb(ProcessEngineImpl.java:152) > at > org.jbpm.pvm.internal.processengine.SpringProcessEngine.create(SpringProcessEngine.java:70) > at > org.jbpm.pvm.internal.cfg.ConfigurationImpl.buildProcessEngine(ConfigurationImpl.java:92) > at > org.jbpm.pvm.internal.processengine.SpringHelper.createProcessEngine(SpringHelper.java:47) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at > org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:115) > ... 33 more my applicationcontext.xml is > <?xml version="1.0" encoding="UTF-8"?> > <beans xmlns="http://www.springframework.org/schema/beans"; > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xmlns:aop="http://www.springframework.org/schema/aop"; > xsi:schemaLocation="http://www.springframework.org/schema/aop > http://www.springframework.org/schema/aop/spring-aop-2.5.xsd > http://www.springframework.org/schema/beans > http://www.springframework.org/schema/beans/spring-beans-2.5.xsd > http://www.springframework.org/schema/context > http://www.springframework.org/schema/context/spring-context-2.5.xsd > http://www.springframework.org/schema/tx > http://www.springframework.org/schema/tx/spring-tx-2.5.xsd > http://www.springframework.org/schema/util > http://www.springframework.org/schema/util/spring-util-2.5.xsd"; > xmlns:context="http://www.springframework.org/schema/context"; > xmlns:p="http://www.springframework.org/schema/p"; > xmlns:tx="http://www.springframework.org/schema/tx"; > xmlns:util="http://www.springframework.org/schema/util";> > > <tx:annotation-driven transaction-manager="transactionManager"/> > > > > <bean id="ds" > class="org.springframework.jdbc.datasource.DriverManagerDataSource"> > <property name="driverClassName" > value="com.mysql.jdbc.Driver"></property> > <property name="url" value="jdbc:mysql://localhost/praneetjbpm43" /> > <property name="username" value="root"></property> > <property name="password" value="root"></property> > > </bean> > > > <bean > id="transactionManager" > class="org.springframework.orm.hibernate3.HibernateTransactionManager" > p:sessionFactory-ref="sf" /> > > <bean id="sf" > class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> > > <property name="dataSource" ref="ds"></property> > <property name="schemaUpdate" value="true"></property> > > <property name="hibernateProperties"> > <props> > <prop key="hibernate.dialect">org.hibernate.dialect.MySQLInnoDBDialect</prop> > <prop key="hibernate.show_sql">true</prop> > <prop key="hibernate.hbm2ddl.auto">update</prop> > <prop key="hibernate.query.substitutions">true 1, false 0</prop> > > </props> > </property> > > <property name="mappingLocations"> > <list> > <value>classpath:jbpm.execution.hbm.xml</value> > <value>classpath:jbpm.history.hbm.xml</value> > <value>classpath:jbpm.task.hbm.xml</value> > <value>classpath:jbpm.repository.hbm.xml</value> > <value>classpath:jbpm.identity.hbm.xml</value> > </list> > </property> > > <!-- <property name="configLocation" > value="classpath:jbpm.hibernate.cfg.xml" /> > > --> > > > </bean> > > > <util:list id="annotatedHibernateClasses"></util:list> > > <bean id="hibernateTemplate" > class="org.springframework.orm.hibernate3.HibernateTemplate"> > <property name="sessionFactory" ref="sf"></property> > </bean> > > > <!-- ========================= Configuring JBPM4.3 > ============================= --> > > <bean id="springHelper" > class="org.jbpm.pvm.internal.processengine.SpringHelper"> > > <property name="jbpmCfg" value="jbpm.cfg.xml"></property> > > </bean> > > <bean id="processEngine" factory-bean="springHelper" > factory-method="createProcessEngine" > > </bean> > > > > > > </beans> > > my jbpm.cfg.xml is > <?xml version="1.0" encoding="UTF-8"?> > <jbpm-configuration> > <import resource="jbpm.jpdl.cfg.xml" /> > <import resource="jbpm.identity.cfg.xml" /> > <!-- <import resource="jbpm.jobexecutor.cfg.xml" /> --> > > <process-engine-context> > > <string name="spring.cfg" value="applicationContext.xml" /> > <repository-service /> > <repository-cache /> > <execution-service /> > <history-service /> > <management-service /> > <identity-service /> > <task-service /> > <command-service> > <retry-interceptor /> > <environment-interceptor /> > <spring-transaction-interceptor /> > </command-service> > <script-manager default-expression-language="juel" > default-script-language="juel" > read-contexts="execution, environment, process-engine, spring" > write-context=""> > <script-language name="juel" > factory="org.jbpm.pvm.internal.script.JuelScriptEngineFactory" > /> > </script-manager> > <authentication /> > <id-generator /> > <types resource="jbpm.variable.types.xml" /> > <address-resolver /> > <business-calendar> > <monday hours="9:00-12:00 and 12:30-17:00" /> > <tuesday hours="9:00-12:00 and 12:30-17:00" /> > <wednesday hours="9:00-12:00 and 12:30-17:00" /> > <thursday hours="9:00-12:00 and 12:30-17:00" /> > <friday hours="9:00-12:00 and 12:30-17:00" /> > <holiday period="01/07/2008 - 31/08/2008" /> > </business-calendar> > </process-engine-context> > <transaction-context> > <transaction type="spring" /> > <repository-session /> > <db-session /> > <message-session /> > <timer-session /> > <history-session /> > <hibernate-session current="true" /> > <mail-session> > <mail-server> > <session-properties> > <property name="mail.smtp.host" value="localhost" /> > <property name="mail.smtp.port" value="25" /> > <property name="mail.from" value="mailto:[email protected]"; /> > </session-properties> > </mail-server> > </mail-session> > </transaction-context> > </jbpm-configuration> > -------------------------------------------------------------- To reply to this message visit the message page: http://community.jboss.org/message/530294#530294
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