add new tables to jbpm database
lappi_79 Jan 26, 2006 4:22 PMHi,
web app uses struts, I am trying to use the same database for jbpm and the webapp(is it a good idea/common practice?).
Also I am trying to use the same session( jbpmsession.getSession() )
following is the action code
Contact table is already created in the database.
This code doesnt create the new record successfully.
// Let's open a new persistence session JbpmSession jbpmSession = jbpmSessionFactory.openJbpmSession(); // ... and begin a transaction on the persistence session jbpmSession.beginTransaction(); Session session = jbpmSession.getSession(); Transaction Tx = session.beginTransaction(); Contact contact = new Contact(); contact.setId(1); contact.setFirstName("A"); contact.setLastName("B"); contact.setEmail("ab@abc.com"); session.save(contact); Tx.commit(); GraphSession graphSession = jbpmSession.getGraphSession(); ProcessDefinition processDefinition = graphSession.loadProcessDefinition(2); // create a new process instance to run ProcessInstance processInstance = new ProcessInstance(processDefinition); // Save the process instance along with the task instance graphSession.saveProcessInstance(processInstance); // Commit the transaction jbpmSession.commitTransaction(); // And close the jbpmSession. jbpmSession.close();
following is in hibernate.cfg.xml
<hibernate-configuration> <session-factory> <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property> <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/jbpm</property> <property name="hibernate.connection.username">root</property> <property name="hibernate.connection.password">admin</property> <property name="hibernate.connection.pool_size">10</property> <!-- other hibernate properties --> <property name="hibernate.show_sql">true</property> <!-- Mapping files --> <mapping resource="other.hbm.xml"/> </session-factory> </hibernate-configuration>
The process definition with id = 2 has been deployed
I am getting the following error with tomcat when i call the action (code copied earlier):
2006-01-26 13:09:34 StandardWrapperValve[action]: Servlet.service() for servlet action threw exception
java.lang.RuntimeException: couldn't load process definition '2'
at org.jbpm.db.GraphSession.loadProcessDefinition(GraphSession.java:48)
at trial.AddContact.execute(Unknown Source)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:595)
Caused by: org.hibernate.MappingException: Unknown entity: org.jbpm.graph.def.ProcessDefinition
at org.hibernate.impl.SessionFactoryImpl.getEntityPersister(SessionFactoryImpl.java:489)
at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:64)
at org.hibernate.impl.SessionImpl.load(SessionImpl.java:549)
at org.hibernate.impl.SessionImpl.load(SessionImpl.java:544)
at org.jbpm.db.GraphSession.loadProcessDefinition(GraphSession.java:44)
Can someone help me identify whats wrong with my code/ configuration? or does it look like any libraries missing or something?