org.flowable.engine.impl.db.EntityDependencyOrder 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.flowable.engine.impl.db;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.flowable.batch.service.impl.persistence.entity.BatchEntityImpl;
import org.flowable.batch.service.impl.persistence.entity.BatchPartEntityImpl;
import org.flowable.common.engine.impl.persistence.entity.ByteArrayEntityImpl;
import org.flowable.common.engine.impl.persistence.entity.Entity;
import org.flowable.common.engine.impl.persistence.entity.PropertyEntityImpl;
import org.flowable.engine.impl.persistence.entity.ActivityInstanceEntityImpl;
import org.flowable.engine.impl.persistence.entity.AttachmentEntityImpl;
import org.flowable.engine.impl.persistence.entity.CommentEntityImpl;
import org.flowable.engine.impl.persistence.entity.DeploymentEntityImpl;
import org.flowable.engine.impl.persistence.entity.EventLogEntryEntityImpl;
import org.flowable.engine.impl.persistence.entity.ExecutionEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricActivityInstanceEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricDetailAssignmentEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricDetailEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricDetailVariableInstanceUpdateEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricFormPropertyEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricProcessInstanceEntityImpl;
import org.flowable.engine.impl.persistence.entity.HistoricScopeInstanceEntityImpl;
import org.flowable.engine.impl.persistence.entity.ModelEntityImpl;
import org.flowable.engine.impl.persistence.entity.ProcessDefinitionEntityImpl;
import org.flowable.engine.impl.persistence.entity.ProcessDefinitionInfoEntityImpl;
import org.flowable.engine.impl.persistence.entity.ResourceEntityImpl;
import org.flowable.entitylink.service.impl.persistence.entity.EntityLinkEntityImpl;
import org.flowable.entitylink.service.impl.persistence.entity.HistoricEntityLinkEntityImpl;
import org.flowable.eventsubscription.service.impl.persistence.entity.CompensateEventSubscriptionEntityImpl;
import org.flowable.eventsubscription.service.impl.persistence.entity.EventSubscriptionEntityImpl;
import org.flowable.eventsubscription.service.impl.persistence.entity.GenericEventSubscriptionEntityImpl;
import org.flowable.eventsubscription.service.impl.persistence.entity.MessageEventSubscriptionEntityImpl;
import org.flowable.eventsubscription.service.impl.persistence.entity.SignalEventSubscriptionEntityImpl;
import org.flowable.identitylink.service.impl.persistence.entity.HistoricIdentityLinkEntityImpl;
import org.flowable.identitylink.service.impl.persistence.entity.IdentityLinkEntityImpl;
import org.flowable.job.service.impl.persistence.entity.DeadLetterJobEntityImpl;
import org.flowable.job.service.impl.persistence.entity.ExternalWorkerJobEntityImpl;
import org.flowable.job.service.impl.persistence.entity.HistoryJobEntityImpl;
import org.flowable.job.service.impl.persistence.entity.JobEntityImpl;
import org.flowable.job.service.impl.persistence.entity.SuspendedJobEntityImpl;
import org.flowable.job.service.impl.persistence.entity.TimerJobEntityImpl;
import org.flowable.task.service.impl.persistence.entity.HistoricTaskInstanceEntityImpl;
import org.flowable.task.service.impl.persistence.entity.HistoricTaskLogEntryEntityImpl;
import org.flowable.task.service.impl.persistence.entity.TaskEntityImpl;
import org.flowable.variable.service.impl.persistence.entity.HistoricVariableInstanceEntityImpl;
import org.flowable.variable.service.impl.persistence.entity.VariableInstanceEntityImpl;
/**
* Maintains a list of all the entities in order of dependency.
*/
public class EntityDependencyOrder {
public static List> DELETE_ORDER = new ArrayList<>();
public static List> INSERT_ORDER;
static {
/*
* In the comments below:
*
* 'FK to X' : X should be BELOW the entity
*
* 'FK from X': X should be ABOVE the entity
*
*/
/* No FK */
DELETE_ORDER.add(PropertyEntityImpl.class);
/* No FK */
DELETE_ORDER.add(AttachmentEntityImpl.class);
/* No FK */
DELETE_ORDER.add(CommentEntityImpl.class);
/* No FK */
DELETE_ORDER.add(EventLogEntryEntityImpl.class);
/*
* FK to Deployment FK to ByteArray
*/
DELETE_ORDER.add(ModelEntityImpl.class);
DELETE_ORDER.add(BatchPartEntityImpl.class);
DELETE_ORDER.add(BatchEntityImpl.class);
/*
* FK to ByteArray
*/
DELETE_ORDER.add(JobEntityImpl.class);
DELETE_ORDER.add(ExternalWorkerJobEntityImpl.class);
DELETE_ORDER.add(TimerJobEntityImpl.class);
DELETE_ORDER.add(SuspendedJobEntityImpl.class);
DELETE_ORDER.add(DeadLetterJobEntityImpl.class);
/*
* no FK
*/
DELETE_ORDER.add(HistoricTaskLogEntryEntityImpl.class);
/*
* FK to ByteArray
*/
DELETE_ORDER.add(HistoryJobEntityImpl.class);
/*
* FK to ByteArray FK to Execution
*/
DELETE_ORDER.add(VariableInstanceEntityImpl.class);
/*
* FK to ByteArray FK to ProcessDefinition
*/
DELETE_ORDER.add(ProcessDefinitionInfoEntityImpl.class);
/*
* FK from ModelEntity FK from JobEntity FK from VariableInstanceEntity
*
* FK to DeploymentEntity
*/
DELETE_ORDER.add(ByteArrayEntityImpl.class);
/*
* FK from ModelEntity FK from JobEntity FK from VariableInstanceEntity
*
* FK to DeploymentEntity
*/
DELETE_ORDER.add(ResourceEntityImpl.class);
/*
* FK from ByteArray
*/
DELETE_ORDER.add(DeploymentEntityImpl.class);
/*
* FK to Execution
*/
DELETE_ORDER.add(SignalEventSubscriptionEntityImpl.class);
DELETE_ORDER.add(MessageEventSubscriptionEntityImpl.class);
DELETE_ORDER.add(CompensateEventSubscriptionEntityImpl.class);
DELETE_ORDER.add(GenericEventSubscriptionEntityImpl.class);
DELETE_ORDER.add(EventSubscriptionEntityImpl.class);
/*
* FK to Execution
*/
DELETE_ORDER.add(CompensateEventSubscriptionEntityImpl.class);
/*
* FK to Execution
*/
DELETE_ORDER.add(MessageEventSubscriptionEntityImpl.class);
/*
* FK to Execution
*/
DELETE_ORDER.add(SignalEventSubscriptionEntityImpl.class);
DELETE_ORDER.add(EntityLinkEntityImpl.class);
/*
* FK to process definition FK to Execution FK to Task
*/
DELETE_ORDER.add(IdentityLinkEntityImpl.class);
/*
* FK from IdentityLink
*
* FK to Execution FK to process definition
*/
DELETE_ORDER.add(TaskEntityImpl.class);
/*
* FK from ExecutionEntity, ProcessDefinition
*/
DELETE_ORDER.add(ActivityInstanceEntityImpl.class);
/*
* FK from VariableInstance FK from EventSubscription FK from IdentityLink FK from Task
*
* FK to ProcessDefinition
*/
DELETE_ORDER.add(ExecutionEntityImpl.class);
/*
* FK from Task FK from IdentityLink FK from execution
*/
DELETE_ORDER.add(ProcessDefinitionEntityImpl.class);
// History entities have no FK's
DELETE_ORDER.add(HistoricEntityLinkEntityImpl.class);
DELETE_ORDER.add(HistoricIdentityLinkEntityImpl.class);
DELETE_ORDER.add(HistoricActivityInstanceEntityImpl.class);
DELETE_ORDER.add(HistoricProcessInstanceEntityImpl.class);
DELETE_ORDER.add(HistoricTaskInstanceEntityImpl.class);
DELETE_ORDER.add(HistoricScopeInstanceEntityImpl.class);
DELETE_ORDER.add(HistoricVariableInstanceEntityImpl.class);
DELETE_ORDER.add(HistoricDetailAssignmentEntityImpl.class);
DELETE_ORDER.add(HistoricDetailVariableInstanceUpdateEntityImpl.class);
DELETE_ORDER.add(HistoricFormPropertyEntityImpl.class);
DELETE_ORDER.add(HistoricDetailEntityImpl.class);
INSERT_ORDER = new ArrayList<>(DELETE_ORDER);
Collections.reverse(INSERT_ORDER);
}
}