Je veux utiliser un gestionnaire de transactions commun() pour Hibernate et activiti, mais je ne peux pas! Et j'ai lu toutes les ressources internet pour ça! Entendre est un scénario simple (qui ne même pas mise en veille prolongée !! utiliser):Gérer Hibernate et Activiti avec Common TransactionManager
- Enregistrer les variables dans la tâche
- variables Enregistrer dans la tâche # exécution
- tâche complète
mise en œuvre du scénario (en une méthode de haricot de printemps avec @Transactional
annotation):
@Component
public class TaskManager {
@Autowired TaskService taskService;
@Autowired RuntimeService runtimeService;
@Transactional
public void completeTask(CompleteTaskRequest request) {
Task task = taskService.createTaskQuery().taskId(request.getTaskId()).singleResult();
if (task == null) {
throw new ActivitiObjectNotFoundException("No task found");
}
taskService.setVariableLocal(task.getId(), "actionDisplayUrl", request.getActionDisplayUrl());
taskService.setVariableLocal(task.getId(), "actionSummaryUrl", request.getActionSummaryUrl());
runtimeService.setVariableLocal(task.getExecutionId(), "prevTaskId", task.getId());
taskService.complete(task.getId());
}
}
Il est évident: si taskService.complete
lancers francs erreur, toute l'opération devrait être rollbacked, de sorte que toutes les variables enregistrées doivent être rollbacked, et le cas de test ci-dessous devrait être adopté:
@Test
@Deployment(resources = "org.activiti.test/CompleteTaskTest.bpmn20.xml")
public void testCompleteTaskWithError() {
Map<String, Object> processVars = new HashMap<>();
processVars.put("error", true); // Causes throwing error in ScriptTaskListener
runtimeService.startProcessInstanceByKey("CompleteTaskTest", processVars);
Task task = taskService.createTaskQuery().taskName("Task 1").singleResult();
CompleteTaskRequest req = new CompleteTaskRequest();
req.setTaskId(task.getId());
req.setActionDisplayUrl("/actions/1234");
req.setActionSummaryUrl("/actions/1234/summary");
try {
taskManager.completeTask(req);
fail("An error expected!");
} catch(Exception e) {
}
// Check variables rollback
assertNull(taskService.getVariableLocal(task.getId(),"actionSummaryUrl"));
assertNull(taskService.getVariableLocal(task.getId(),"actionDisplayUrl"));
assertNull(runtimeService.getVariableLocal(task.getExecutionId(), "prevTaskId"));
}
Mais il échoue, les variables sont engagés à DB (non rollbacked).
contexte de printemps (avec org.springframework.orm.jpa.JpaTransactionManager
comme gestionnaire de transactions):
<bean id="processEngineConfiguration" class="org.activiti.spring.SpringProcessEngineConfiguration">
<property name="dataSource" ref="dataSource" />
<property name="transactionManager" ref="transactionManager" />
<property name="idGenerator" ref="idGenerator"/>
<property name="databaseSchemaUpdate" value="true" />
<property name="jpaEntityManagerFactory" ref="entityManagerFactory" />
<property name="jpaHandleTransaction" value="true" />
<property name="jpaCloseEntityManager" value="true" />
<property name="beans" ref="processEngineBeans" />
<property name="jobExecutorActivate" value="false" />
<property name="asyncExecutorEnabled" value="true" />
<property name="asyncExecutorActivate" value="true" />
</bean>
<aop:config proxy-target-class="true" />
<tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/>
<bean id="processEngine" class="org.activiti.spring.ProcessEngineFactoryBean">
<property name="processEngineConfiguration" ref="processEngineConfiguration" />
</bean>
<bean id="processEngineBeans" class="java.util.HashMap">
<constructor-arg index="0" type="java.util.Map">
<map>
</map>
</constructor-arg>
</bean>
<bean id="repositoryService" factory-bean="processEngine" factory-method="getRepositoryService" />
<bean id="runtimeService" factory-bean="processEngine" factory-method="getRuntimeService" />
<bean id="taskService" factory-bean="processEngine" factory-method="getTaskService" />
<bean id="historyService" factory-bean="processEngine" factory-method="getHistoryService" />
<bean id="managementService" factory-bean="processEngine" factory-method="getManagementService" />
<bean id="identityService" factory-bean="processEngine" factory-method="getIdentityService" />
<bean id="formService" factory-bean="processEngine" factory-method="getFormService" />
<bean id="idGenerator" class="org.activiti.engine.impl.persistence.StrongUuidGenerator" />
<bean id="activitiRule" class="org.activiti.engine.test.ActivitiRule">
<property name="processEngine" ref="processEngine" />
</bean>
<bean id="persistenceUnitManager"
class="org.springframework.orm.jpa.persistenceunit.DefaultPersistenceUnitManager">
<property name="packagesToScan" value="org.activiti.test" />
<property name="defaultDataSource" ref="dataSource" />
</bean>
<bean id="entityManagerFactory"
class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<property name="persistenceUnitManager" ref="persistenceUnitManager" />
<property name="persistenceProvider">
<bean class="org.hibernate.jpa.HibernatePersistenceProvider" />
</property>
<property name="jpaProperties">
<props>
<prop key="hibernate.dialect_resolvers">org.hibernate.engine.jdbc.dialect.internal.DialectResolverSet</prop>
<prop key="hibernate.hbm2ddl.auto">create</prop>
<prop key="hibernate.cache.use_second_level_cache">false</prop>
<prop key="hibernate.cache.use_query_cache">false</prop>
<prop key="hibernate.show_sql">true</prop>
</props>
</property>
</bean>
<bean id="dataSource"
class="org.springframework.jdbc.datasource.SimpleDriverDataSource">
<property name="driverClass" value="org.h2.Driver" />
<property name="url" value="jdbc:h2:mem:activiti;DB_CLOSE_DELAY=1000" />
<property name="username" value="sa" />
<property name="password" value="" />
</bean>
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory"/>
</bean>
<tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/>
<!-- bean post-processor for JPA annotations -->
<bean class="org.springframework.orm.jpa.support.PersistenceAnnotationBeanPostProcessor" />
<bean class="org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor" >
<property name="proxyTargetClass" value="true" />
</bean>
Versions:
- Version Activiti: 5.22.0
- DB: h2 (également testé avec Oracle dans la production)
Quel est le problème avec mes configurations?
P.S.
- Le projet de test est chargé here.
- J'ai également posé cette question dans alfresco forum.
MISE À JOUR ::
En utilisant org.springframework.jdbc.datasource.DataSourceTransactionManager
au lieu de org.springframework.orm.jpa.JpaTransactionManager
le cas de test passé. Mais maintenant je ne peux pas persister les entités JPA.
La raison du vote négatif? – united