Examples with ProcessEngine org.activiti.engine.ProcessEngine used on opensource projects

Example 16 with ProcessEngine

use of org.activiti.engine.ProcessEngine in project Activiti by Activiti.

the class SpringConfigurationHelper method buildProcessEngine.

public static ProcessEngine buildProcessEngine(URL resource) {
    log.debug("==== BUILDING SPRING APPLICATION CONTEXT AND PROCESS ENGINE =========================================");
    ApplicationContext applicationContext = new GenericXmlApplicationContext(new UrlResource(resource));
    Map<String, ProcessEngine> beansOfType = applicationContext.getBeansOfType(ProcessEngine.class);
    if ((beansOfType == null) || (beansOfType.isEmpty())) {
        throw new ActivitiException("no " + ProcessEngine.class.getName() + " defined in the application context " + resource.toString());
    }
    ProcessEngine processEngine = beansOfType.values().iterator().next();
    log.debug("==== SPRING PROCESS ENGINE CREATED ==================================================================");
    return processEngine;
}

Example 17 with ProcessEngine

use of org.activiti.engine.ProcessEngine in project Activiti by Activiti.

the class ProcessEngineAutoConfigurationTest method processEngineWithBasicDataSource.

@Test
public void processEngineWithBasicDataSource() throws Exception {
    AnnotationConfigApplicationContext context = this.context(DataSourceAutoConfiguration.class, DataSourceProcessEngineAutoConfiguration.DataSourceProcessEngineConfiguration.class);
    Assert.assertNotNull("the processEngine should not be null!", context.getBean(ProcessEngine.class));
}

Example 18 with ProcessEngine

use of org.activiti.engine.ProcessEngine in project Activiti by Activiti.

the class ProcessEngineAutoConfigurationTest method processEngineWithJpaEntityManager.

@Test
public void processEngineWithJpaEntityManager() throws Exception {
    AnnotationConfigApplicationContext context = this.context(DataSourceAutoConfiguration.class, HibernateJpaAutoConfiguration.class, JpaProcessEngineAutoConfiguration.JpaConfiguration.class);
    Assert.assertNotNull("entityManagerFactory should not be null", context.getBean(EntityManagerFactory.class));
    Assert.assertNotNull("the processEngine should not be null!", context.getBean(ProcessEngine.class));
    SpringProcessEngineConfiguration configuration = context.getBean(SpringProcessEngineConfiguration.class);
    Assert.assertNotNull("the " + SpringProcessEngineConfiguration.class.getName() + " should not be null", configuration);
    Assert.assertNotNull(configuration.getJpaEntityManagerFactory());
}

Example 19 with ProcessEngine

use of org.activiti.engine.ProcessEngine in project Activiti by Activiti.

the class ProcessDefinitionInfoCacheTest method testStartProcessInstanceByIdAfterReboot.

// Test for a bug: when the process engine is rebooted the
// cache is cleaned and the deployed process definition is
// removed from the process cache. This led to problems because
// the id wasn't fetched from the DB after a redeploy.
public void testStartProcessInstanceByIdAfterReboot() {
    // In case this test is run in a test suite, previous engines might 
    // have been initialized and cached.  First we close the 
    // existing process engines to make sure that the db is clean
    // and that there are no existing process engines involved.
    ProcessEngines.destroy();
    // Creating the DB schema (without building a process engine)
    ProcessEngineConfigurationImpl processEngineConfiguration = new StandaloneInMemProcessEngineConfiguration();
    processEngineConfiguration.setProcessEngineName("reboot-info-test-schema");
    processEngineConfiguration.setJdbcUrl("jdbc:h2:mem:activiti-reboot-info-test;DB_CLOSE_DELAY=1000");
    ProcessEngine schemaProcessEngine = processEngineConfiguration.buildProcessEngine();
    // Create process engine and deploy test process
    ProcessEngine processEngine = new StandaloneProcessEngineConfiguration().setProcessEngineName("reboot-info-test").setDatabaseSchemaUpdate(ProcessEngineConfiguration.DB_SCHEMA_UPDATE_FALSE).setJdbcUrl("jdbc:h2:mem:activiti-reboot-info-test;DB_CLOSE_DELAY=1000").setJobExecutorActivate(false).setEnableProcessDefinitionInfoCache(true).buildProcessEngine();
    processEngine.getRepositoryService().createDeployment().addClasspathResource("org/activiti/engine/test/cache/originalProcess.bpmn20.xml").deploy();
    // verify existance of process definiton
    List<ProcessDefinition> processDefinitions = processEngine.getRepositoryService().createProcessDefinitionQuery().list();
    assertEquals(1, processDefinitions.size());
    String processDefinitionId = processDefinitions.get(0).getId();
    ObjectNode infoNode = processEngine.getDynamicBpmnService().getProcessDefinitionInfo(processDefinitionId);
    assertNotNull(infoNode);
    infoNode = processEngineConfiguration.getObjectMapper().createObjectNode();
    infoNode.put("test", "test");
    processEngine.getDynamicBpmnService().saveProcessDefinitionInfo(processDefinitionId, infoNode);
    infoNode = processEngine.getDynamicBpmnService().getProcessDefinitionInfo(processDefinitionId);
    assertNotNull(infoNode);
    assertEquals("test", infoNode.get("test").asText());
    // Start a new Process instance
    ProcessInstance processInstance = processEngine.getRuntimeService().startProcessInstanceById(processDefinitionId);
    String processInstanceId = processInstance.getId();
    assertNotNull(processInstance);
    // Close the process engine
    processEngine.close();
    assertNotNull(processEngine.getRuntimeService());
    // Reboot the process engine
    processEngine = new StandaloneProcessEngineConfiguration().setProcessEngineName("reboot-info-test").setDatabaseSchemaUpdate(org.activiti.engine.ProcessEngineConfiguration.DB_SCHEMA_UPDATE_FALSE).setJdbcUrl("jdbc:h2:mem:activiti-reboot-info-test;DB_CLOSE_DELAY=1000").setJobExecutorActivate(false).setEnableProcessDefinitionInfoCache(true).buildProcessEngine();
    infoNode = processEngine.getDynamicBpmnService().getProcessDefinitionInfo(processDefinitionId);
    assertNotNull(infoNode);
    assertEquals("test", infoNode.get("test").asText());
    // Check if the existing process instance is still alive
    processInstance = processEngine.getRuntimeService().createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    assertNotNull(processInstance);
    // Complete the task.  That will end the process instance
    TaskService taskService = processEngine.getTaskService();
    Task task = taskService.createTaskQuery().list().get(0);
    taskService.complete(task.getId());
    // Check if the process instance has really ended.  This means that the process definition has 
    // re-loaded into the process definition cache
    processInstance = processEngine.getRuntimeService().createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    assertNull(processInstance);
    // Extra check to see if a new process instance can be started as well
    processInstance = processEngine.getRuntimeService().startProcessInstanceById(processDefinitions.get(0).getId());
    assertNotNull(processInstance);
    // close the process engine
    processEngine.close();
    // Cleanup schema
    schemaProcessEngine.close();
}

Example 20 with ProcessEngine

use of org.activiti.engine.ProcessEngine in project Activiti by Activiti.

the class ProcessDefinitionCacheTest method testStartProcessInstanceByIdAfterReboot.

// Test for a bug: when the process engine is rebooted the
// cache is cleaned and the deployed process definition is
// removed from the process cache. This led to problems because
// the id wasnt fetched from the DB after a redeploy.
public void testStartProcessInstanceByIdAfterReboot() {
    // In case this test is run in a test suite, previous engines might 
    // have been initialized and cached.  First we close the 
    // existing process engines to make sure that the db is clean
    // and that there are no existing process engines involved.
    ProcessEngines.destroy();
    // Creating the DB schema (without building a process engine)
    ProcessEngineConfigurationImpl processEngineConfiguration = new StandaloneInMemProcessEngineConfiguration();
    processEngineConfiguration.setProcessEngineName("reboot-test-schema");
    processEngineConfiguration.setJdbcUrl("jdbc:h2:mem:activiti-reboot-test;DB_CLOSE_DELAY=1000");
    ProcessEngine schemaProcessEngine = processEngineConfiguration.buildProcessEngine();
    // Create process engine and deploy test process
    ProcessEngine processEngine = new StandaloneProcessEngineConfiguration().setProcessEngineName("reboot-test").setDatabaseSchemaUpdate(ProcessEngineConfiguration.DB_SCHEMA_UPDATE_FALSE).setJdbcUrl("jdbc:h2:mem:activiti-reboot-test;DB_CLOSE_DELAY=1000").setJobExecutorActivate(false).buildProcessEngine();
    processEngine.getRepositoryService().createDeployment().addClasspathResource("org/activiti/engine/test/cache/originalProcess.bpmn20.xml").deploy();
    // verify existance of process definiton
    List<ProcessDefinition> processDefinitions = processEngine.getRepositoryService().createProcessDefinitionQuery().list();
    assertEquals(1, processDefinitions.size());
    // Start a new Process instance
    ProcessInstance processInstance = processEngine.getRuntimeService().startProcessInstanceById(processDefinitions.get(0).getId());
    String processInstanceId = processInstance.getId();
    assertNotNull(processInstance);
    // Close the process engine
    processEngine.close();
    assertNotNull(processEngine.getRuntimeService());
    // Reboot the process engine
    processEngine = new StandaloneProcessEngineConfiguration().setProcessEngineName("reboot-test").setDatabaseSchemaUpdate(org.activiti.engine.ProcessEngineConfiguration.DB_SCHEMA_UPDATE_FALSE).setJdbcUrl("jdbc:h2:mem:activiti-reboot-test;DB_CLOSE_DELAY=1000").setJobExecutorActivate(false).buildProcessEngine();
    // Check if the existing process instance is still alive
    processInstance = processEngine.getRuntimeService().createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    assertNotNull(processInstance);
    // Complete the task.  That will end the process instance
    TaskService taskService = processEngine.getTaskService();
    Task task = taskService.createTaskQuery().list().get(0);
    taskService.complete(task.getId());
    // Check if the process instance has really ended.  This means that the process definition has 
    // re-loaded into the process definition cache
    processInstance = processEngine.getRuntimeService().createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    assertNull(processInstance);
    // Extra check to see if a new process instance can be started as well
    processInstance = processEngine.getRuntimeService().startProcessInstanceById(processDefinitions.get(0).getId());
    assertNotNull(processInstance);
    // close the process engine
    processEngine.close();
    // Cleanup schema
    schemaProcessEngine.close();
}