Exception - uniqeue constraint
avivstav May 15, 2007 7:07 AMHi
I run the following code:
public Long startFlow(long cid,String problem, long sid) { Long processDefId = null; SupportRequest supportRequest = null; JbpmContext jbpmContext = jbpmConfiguration.createJbpmContext(); try { GraphSession graphSession = jbpmContext.getGraphSession(); ProcessDefinition processDefinition = graphSession.findLatestProcessDefinition("Submits New Support Request"); ProcessInstance processInstance = new ProcessInstance(processDefinition); processDefId = processDefinition.getId(); ContextInstance contextInstance = processInstance.getContextInstance(); contextInstance.setVariable("cid", cid); contextInstance.setVariable("problem", problem); contextInstance.setVariable("sid" , sid); contextInstance.setVariable("processDefId" , processDefId); log.debug("process definition Id for continuing the : "+processDefId); Token token = processInstance.getRootToken(); token.signal(); jbpmContext.save(processInstance); } finally { jbpmContext.close(); return processDefId; } }
Adn I receive the following error when running the save() operation inside the method:
13:21:50,578 INFO [DefaultRemoter] Exec: supportRequestFlow.startSupportRequestCall() 13:21:50,671 WARN [ProxyWarnLog] Narrowing proxy to class org.jbpm.graph.node.StartState - this operation breaks == 13:21:50,687 WARN [ProxyWarnLog] Narrowing proxy to class org.jbpm.graph.node.State - this operation breaks == 13:21:50,890 WARN [JDBCExceptionReporter] SQL Error: 1, SQLState: 23000 13:21:50,890 ERROR [JDBCExceptionReporter] ORA-00001: unique constraint (ERAN_JBPM.SYS_C0041193) violated 13:21:50,890 WARN [JDBCExceptionReporter] SQL Error: 1, SQLState: 23000 13:21:50,890 ERROR [JDBCExceptionReporter] ORA-00001: unique constraint (ERAN_JBPM.SYS_C0041193) violated 13:21:50,890 ERROR [AbstractFlushingEventListener] Could not synchronize database state with session org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:249) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:92) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:87) at org.hibernate.jdbc.AbstractBatcher.prepareBatchStatement(AbstractBatcher.java:218) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2159) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2595) at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51) at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139) at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:298) at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000) at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338) at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106) at org.jbpm.persistence.db.DbPersistenceService.commit(DbPersistenceService.java:253) at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:211) at org.jbpm.svc.Services.close(Services.java:222) at org.jbpm.JbpmContext.close(JbpmContext.java:139) at com.supportspace.stargate.service.impl.jbpm.SupportRequestFlowImpl.startSupportRequestCall(SupportRequestFlowImpl.java:87) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.directwebremoting.impl.ExecuteAjaxFilter.doFilter(ExecuteAjaxFilter.java:34) at org.directwebremoting.impl.DefaultRemoter$1.doFilter(DefaultRemoter.java:423) at org.directwebremoting.impl.DefaultRemoter.execute(DefaultRemoter.java:426) at org.directwebremoting.impl.DefaultRemoter.execute(DefaultRemoter.java:280) at org.directwebremoting.servlet.PlainCallHandler.handle(PlainCallHandler.java:52) at org.directwebremoting.servlet.UrlProcessor.handle(UrlProcessor.java:101) at org.directwebremoting.servlet.DwrServlet.doPost(DwrServlet.java:120) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at net.sf.ehcache.constructs.web.filter.GzipFilter.doFilter(GzipFilter.java:75) at net.sf.ehcache.constructs.web.filter.Filter.doFilter(Filter.java:89) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at com.opensymphony.clickstream.ClickstreamFilter.doFilter(ClickstreamFilter.java:42) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264) at org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107) at org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:81) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.ui.logout.LogoutFilter.doFilter(LogoutFilter.java:106) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:229) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274) at org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148) at org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:173) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:595) Caused by: java.sql.BatchUpdateException: ORA-00001: unique constraint (ERAN_JBPM.SYS_C0041193) violated at oracle.jdbc.driver.DatabaseError.throwBatchUpdateException(DatabaseError.java:343) at oracle.jdbc.driver.OraclePreparedStatement.executeBatch(OraclePreparedStatement.java:10698) at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:48) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) ... 84 more 13:21:50,890 ERROR [DbPersistenceService] hibernate commit failed org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:249) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:92) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:87) at org.hibernate.jdbc.AbstractBatcher.prepareBatchStatement(AbstractBatcher.java:218) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2159) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2595) at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51)
I debug it and it seems the uniqeue constraint error I receives is due to the fact the process definition returns is already exists in DB.
I based the code on the example 3.2 from jboss site http://docs.jboss.com/jbpm/v3/userguide/tutorial.html
how the persistency works? why it creates new processDefinition entry each time?