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org.activiti.engine.impl.persistence.entity.DeploymentEntityManagerImpl Maven / Gradle / Ivy
/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.activiti.engine.impl.persistence.entity;
import org.activiti.bpmn.model.*;
import org.activiti.engine.ProcessEngineConfiguration;
import org.activiti.engine.delegate.event.ActivitiEventType;
import org.activiti.engine.delegate.event.impl.ActivitiEventBuilder;
import org.activiti.engine.impl.DeploymentQueryImpl;
import org.activiti.engine.impl.ModelQueryImpl;
import org.activiti.engine.impl.Page;
import org.activiti.engine.impl.ProcessDefinitionQueryImpl;
import org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.activiti.engine.impl.jobexecutor.TimerEventHandler;
import org.activiti.engine.impl.jobexecutor.TimerStartEventJobHandler;
import org.activiti.engine.impl.jobexecutor.TimerSuspendProcessDefinitionHandler;
import org.activiti.engine.impl.persistence.entity.data.DataManager;
import org.activiti.engine.impl.persistence.entity.data.DeploymentDataManager;
import org.activiti.engine.impl.util.CollectionUtil;
import org.activiti.engine.impl.util.ProcessDefinitionUtil;
import org.activiti.engine.impl.util.TimerUtil;
import org.activiti.engine.repository.Deployment;
import org.activiti.engine.repository.Model;
import org.activiti.engine.repository.ProcessDefinition;
import java.util.List;
import java.util.Map;
/**
*/
public class DeploymentEntityManagerImpl extends AbstractEntityManager implements DeploymentEntityManager {
protected DeploymentDataManager deploymentDataManager;
public DeploymentEntityManagerImpl(ProcessEngineConfigurationImpl processEngineConfiguration, DeploymentDataManager deploymentDataManager) {
super(processEngineConfiguration);
this.deploymentDataManager = deploymentDataManager;
}
@Override
protected DataManager getDataManager() {
return deploymentDataManager;
}
@Override
public void insert(DeploymentEntity deployment) {
insert(deployment, false);
for (ResourceEntity resource : deployment.getResources().values()) {
resource.setDeploymentId(deployment.getId());
getResourceEntityManager().insert(resource);
}
}
@Override
public void deleteDeployment(String deploymentId, boolean cascade) {
List processDefinitions = new ProcessDefinitionQueryImpl().deploymentId(deploymentId).list();
updateRelatedModels(deploymentId);
if (cascade) {
deleteProcessInstancesForProcessDefinitions(processDefinitions);
}
for (ProcessDefinition processDefinition : processDefinitions) {
deleteProcessDefinitionIdentityLinks(processDefinition);
deleteEventSubscriptions(processDefinition);
deleteProcessDefinitionInfo(processDefinition.getId());
removeTimerStartJobs(processDefinition);
// If previous process definition version has a timer/signal/message start event, it must be added
// Only if the currently deleted process definition is the latest version,
// we fall back to the previous timer/signal/message start event
restorePreviousStartEventsIfNeeded(processDefinition);
}
deleteProcessDefinitionForDeployment(deploymentId);
getResourceEntityManager().deleteResourcesByDeploymentId(deploymentId);
delete(findById(deploymentId), false);
}
protected void updateRelatedModels(String deploymentId) {
// Remove the deployment link from any model.
// The model will still exists, as a model is a source for a deployment model and has a different lifecycle
List models = new ModelQueryImpl().deploymentId(deploymentId).list();
for (Model model : models) {
ModelEntity modelEntity = (ModelEntity) model;
modelEntity.setDeploymentId(null);
getModelEntityManager().updateModel(modelEntity);
}
}
protected void deleteProcessDefinitionIdentityLinks(ProcessDefinition processDefinition) {
getIdentityLinkEntityManager().deleteIdentityLinksByProcDef(processDefinition.getId());
}
protected void deleteEventSubscriptions(ProcessDefinition processDefinition) {
EventSubscriptionEntityManager eventSubscriptionEntityManager = getEventSubscriptionEntityManager();
eventSubscriptionEntityManager.deleteEventSubscriptionsForProcessDefinition(processDefinition.getId());
}
protected void deleteProcessDefinitionInfo(String processDefinitionId) {
getProcessDefinitionInfoEntityManager().deleteProcessDefinitionInfo(processDefinitionId);
}
protected void deleteProcessDefinitionForDeployment(String deploymentId) {
getProcessDefinitionEntityManager().deleteProcessDefinitionsByDeploymentId(deploymentId);
}
protected void deleteProcessInstancesForProcessDefinitions(List processDefinitions) {
for (ProcessDefinition processDefinition : processDefinitions) {
getExecutionEntityManager().deleteProcessInstancesByProcessDefinition(processDefinition.getId(), "deleted deployment", true);
}
}
protected void removeRelatedJobs(ProcessDefinition processDefinition) {
List timerJobs = getJobEntityManager()
.findJobsByProcessDefinitionId(processDefinition.getId());
if (timerJobs != null && timerJobs.size() > 0) {
for (JobEntity timerJob : timerJobs) {
if (getEventDispatcher().isEnabled()) {
getEventDispatcher().dispatchEvent(ActivitiEventBuilder.createEntityEvent(ActivitiEventType.JOB_CANCELED, timerJob, null, null, processDefinition.getId()));
}
getJobEntityManager().delete(timerJob);
}
}
}
protected void removeTimerSuspendProcesDefJobs(ProcessDefinition processDefinition) {
List timerJobs = getJobEntityManager()
.findJobsByTypeAndProcessDefinitionId(TimerSuspendProcessDefinitionHandler.TYPE, processDefinition.getId());
if (timerJobs != null && timerJobs.size() > 0) {
for (JobEntity timerJob : timerJobs) {
if (getEventDispatcher().isEnabled()) {
getEventDispatcher().dispatchEvent(ActivitiEventBuilder.createEntityEvent(ActivitiEventType.JOB_CANCELED, timerJob, null, null, processDefinition.getId()));
}
getJobEntityManager().delete(timerJob);
}
}
}
protected void removeTimerStartJobs(ProcessDefinition processDefinition) {
List timerStartJobs = getTimerJobEntityManager()
.findJobsByTypeAndProcessDefinitionId(TimerStartEventJobHandler.TYPE, processDefinition.getId());
if (timerStartJobs != null && timerStartJobs.size() > 0) {
for (TimerJobEntity timerStartJob : timerStartJobs) {
if (getEventDispatcher().isEnabled()) {
getEventDispatcher().dispatchEvent(ActivitiEventBuilder.createEntityEvent(ActivitiEventType.JOB_CANCELED, timerStartJob, null, null, processDefinition.getId()));
}
getTimerJobEntityManager().delete(timerStartJob);
}
}
}
protected void restorePreviousStartEventsIfNeeded(ProcessDefinition processDefinition) {
ProcessDefinitionEntity latestProcessDefinition = findLatestProcessDefinition(processDefinition);
if (processDefinition.getId().equals(latestProcessDefinition.getId())) {
// Try to find a previous version (it could be some versions are missing due to deletions)
ProcessDefinition previousProcessDefinition = findNewLatestProcessDefinitionAfterRemovalOf(processDefinition);
if (previousProcessDefinition != null) {
BpmnModel bpmnModel = ProcessDefinitionUtil.getBpmnModel(previousProcessDefinition.getId());
org.activiti.bpmn.model.Process previousProcess = ProcessDefinitionUtil.getProcess(previousProcessDefinition.getId());
if (CollectionUtil.isNotEmpty(previousProcess.getFlowElements())) {
List startEvents = previousProcess.findFlowElementsOfType(StartEvent.class);
if (CollectionUtil.isNotEmpty(startEvents)) {
for (StartEvent startEvent : startEvents) {
if (CollectionUtil.isNotEmpty(startEvent.getEventDefinitions())) {
EventDefinition eventDefinition = startEvent.getEventDefinitions().get(0);
if (eventDefinition instanceof TimerEventDefinition) {
restoreTimerStartEvent(previousProcessDefinition, startEvent, eventDefinition);
} else if (eventDefinition instanceof SignalEventDefinition) {
restoreSignalStartEvent(previousProcessDefinition, bpmnModel, startEvent, eventDefinition);
} else if (eventDefinition instanceof MessageEventDefinition) {
restoreMessageStartEvent(previousProcessDefinition, bpmnModel, startEvent, eventDefinition);
}
}
}
}
}
}
}
}
protected void restoreTimerStartEvent(ProcessDefinition previousProcessDefinition, StartEvent startEvent, EventDefinition eventDefinition) {
TimerEventDefinition timerEventDefinition = (TimerEventDefinition) eventDefinition;
TimerJobEntity timer = TimerUtil.createTimerEntityForTimerEventDefinition((TimerEventDefinition) eventDefinition, false, null, TimerStartEventJobHandler.TYPE,
TimerEventHandler.createConfiguration(startEvent.getId(), timerEventDefinition.getEndDate(), timerEventDefinition.getCalendarName()));
if (timer != null) {
TimerJobEntity timerJob = getJobManager().createTimerJob((TimerEventDefinition) eventDefinition, false, null, TimerStartEventJobHandler.TYPE,
TimerEventHandler.createConfiguration(startEvent.getId(), timerEventDefinition.getEndDate(), timerEventDefinition.getCalendarName()));
timerJob.setProcessDefinitionId(previousProcessDefinition.getId());
if (previousProcessDefinition.getTenantId() != null) {
timerJob.setTenantId(previousProcessDefinition.getTenantId());
}
getJobManager().scheduleTimerJob(timerJob);
}
}
protected void restoreSignalStartEvent(ProcessDefinition previousProcessDefinition, BpmnModel bpmnModel, StartEvent startEvent, EventDefinition eventDefinition) {
SignalEventDefinition signalEventDefinition = (SignalEventDefinition) eventDefinition;
SignalEventSubscriptionEntity subscriptionEntity = getEventSubscriptionEntityManager().createSignalEventSubscription();
Signal signal = bpmnModel.getSignal(signalEventDefinition.getSignalRef());
if (signal != null) {
subscriptionEntity.setEventName(signal.getName());
} else {
subscriptionEntity.setEventName(signalEventDefinition.getSignalRef());
}
subscriptionEntity.setActivityId(startEvent.getId());
subscriptionEntity.setProcessDefinitionId(previousProcessDefinition.getId());
if (previousProcessDefinition.getTenantId() != null) {
subscriptionEntity.setTenantId(previousProcessDefinition.getTenantId());
}
getEventSubscriptionEntityManager().insert(subscriptionEntity);
}
protected void restoreMessageStartEvent(ProcessDefinition previousProcessDefinition, BpmnModel bpmnModel, StartEvent startEvent, EventDefinition eventDefinition) {
MessageEventDefinition messageEventDefinition = (MessageEventDefinition) eventDefinition;
if (bpmnModel.containsMessageId(messageEventDefinition.getMessageRef())) {
Message message = bpmnModel.getMessage(messageEventDefinition.getMessageRef());
messageEventDefinition.setMessageRef(message.getName());
}
MessageEventSubscriptionEntity newSubscription = getEventSubscriptionEntityManager().createMessageEventSubscription();
newSubscription.setEventName(messageEventDefinition.getMessageRef());
newSubscription.setActivityId(startEvent.getId());
newSubscription.setConfiguration(previousProcessDefinition.getId());
newSubscription.setProcessDefinitionId(previousProcessDefinition.getId());
if (previousProcessDefinition.getTenantId() != null) {
newSubscription.setTenantId(previousProcessDefinition.getTenantId());
}
getEventSubscriptionEntityManager().insert(newSubscription);
}
protected ProcessDefinitionEntity findLatestProcessDefinition(ProcessDefinition processDefinition) {
ProcessDefinitionEntity latestProcessDefinition = null;
if (processDefinition.getTenantId() != null && !ProcessEngineConfiguration.NO_TENANT_ID.equals(processDefinition.getTenantId())) {
latestProcessDefinition = getProcessDefinitionEntityManager()
.findLatestProcessDefinitionByKeyAndTenantId(processDefinition.getKey(), processDefinition.getTenantId());
} else {
latestProcessDefinition = getProcessDefinitionEntityManager()
.findLatestProcessDefinitionByKey(processDefinition.getKey());
}
return latestProcessDefinition;
}
protected ProcessDefinition findNewLatestProcessDefinitionAfterRemovalOf(ProcessDefinition processDefinitionToBeRemoved) {
// The latest process definition is not necessarily the one with 'version -1' (some versions could have been deleted)
// Hence, the following logic
ProcessDefinitionQueryImpl query = new ProcessDefinitionQueryImpl();
query.processDefinitionKey(processDefinitionToBeRemoved.getKey());
if (processDefinitionToBeRemoved.getTenantId() != null
&& !ProcessEngineConfiguration.NO_TENANT_ID.equals(processDefinitionToBeRemoved.getTenantId())) {
query.processDefinitionTenantId(processDefinitionToBeRemoved.getTenantId());
} else {
query.processDefinitionWithoutTenantId();
}
query.processDefinitionVersionLowerThan(processDefinitionToBeRemoved.getVersion());
query.orderByProcessDefinitionVersion().desc();
List processDefinitions = getProcessDefinitionEntityManager().findProcessDefinitionsByQueryCriteria(query, new Page(0, 1));
if (processDefinitions != null && processDefinitions.size() > 0) {
return processDefinitions.get(0);
}
return null;
}
@Override
public DeploymentEntity findLatestDeploymentByName(String deploymentName) {
return deploymentDataManager.findLatestDeploymentByName(deploymentName);
}
@Override
public long findDeploymentCountByQueryCriteria(DeploymentQueryImpl deploymentQuery) {
return deploymentDataManager.findDeploymentCountByQueryCriteria(deploymentQuery);
}
@Override
public List findDeploymentsByQueryCriteria(DeploymentQueryImpl deploymentQuery, Page page) {
return deploymentDataManager.findDeploymentsByQueryCriteria(deploymentQuery, page);
}
@Override
public List getDeploymentResourceNames(String deploymentId) {
return deploymentDataManager.getDeploymentResourceNames(deploymentId);
}
@Override
public List findDeploymentsByNativeQuery(Map parameterMap, int firstResult, int maxResults) {
return deploymentDataManager.findDeploymentsByNativeQuery(parameterMap, firstResult, maxResults);
}
@Override
public long findDeploymentCountByNativeQuery(Map parameterMap) {
return deploymentDataManager.findDeploymentCountByNativeQuery(parameterMap);
}
public DeploymentDataManager getDeploymentDataManager() {
return deploymentDataManager;
}
public void setDeploymentDataManager(DeploymentDataManager deploymentDataManager) {
this.deploymentDataManager = deploymentDataManager;
}
}
