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org.flowable.engine.impl.cmd.InjectUserTaskInProcessInstanceCmd 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.cmd;
import java.util.List;
import java.util.Map;
import org.flowable.bpmn.model.BpmnModel;
import org.flowable.bpmn.model.EndEvent;
import org.flowable.bpmn.model.GraphicInfo;
import org.flowable.bpmn.model.ParallelGateway;
import org.flowable.bpmn.model.Process;
import org.flowable.bpmn.model.SequenceFlow;
import org.flowable.bpmn.model.StartEvent;
import org.flowable.bpmn.model.UserTask;
import org.flowable.common.engine.impl.interceptor.Command;
import org.flowable.common.engine.impl.interceptor.CommandContext;
import org.flowable.engine.impl.context.Context;
import org.flowable.engine.impl.dynamic.BaseDynamicSubProcessInjectUtil;
import org.flowable.engine.impl.dynamic.DynamicUserTaskBuilder;
import org.flowable.engine.impl.persistence.entity.DeploymentEntity;
import org.flowable.engine.impl.persistence.entity.ExecutionEntity;
import org.flowable.engine.impl.persistence.entity.ExecutionEntityManager;
import org.flowable.engine.impl.persistence.entity.ProcessDefinitionEntity;
import org.flowable.engine.impl.util.CommandContextUtil;
import org.flowable.engine.impl.util.ProcessDefinitionUtil;
public class InjectUserTaskInProcessInstanceCmd extends AbstractDynamicInjectionCmd implements Command {
protected String processInstanceId;
protected DynamicUserTaskBuilder dynamicUserTaskBuilder;
public InjectUserTaskInProcessInstanceCmd(String processInstanceId, DynamicUserTaskBuilder dynamicUserTaskBuilder) {
this.processInstanceId = processInstanceId;
this.dynamicUserTaskBuilder = dynamicUserTaskBuilder;
}
@Override
public Void execute(CommandContext commandContext) {
createDerivedProcessDefinitionForProcessInstance(commandContext, processInstanceId);
return null;
}
@Override
protected void updateBpmnProcess(CommandContext commandContext, Process process,
BpmnModel bpmnModel, ProcessDefinitionEntity originalProcessDefinitionEntity, DeploymentEntity newDeploymentEntity) {
List startEvents = process.findFlowElementsOfType(StartEvent.class);
StartEvent initialStartEvent = null;
for (StartEvent startEvent : startEvents) {
if (startEvent.getEventDefinitions().size() == 0) {
initialStartEvent = startEvent;
break;
} else if (initialStartEvent == null) {
initialStartEvent = startEvent;
}
}
ParallelGateway parallelGateway = new ParallelGateway();
parallelGateway.setId(dynamicUserTaskBuilder.nextForkGatewayId(process.getFlowElementMap()));
process.addFlowElement(parallelGateway);
UserTask userTask = new UserTask();
if (dynamicUserTaskBuilder.getId() != null) {
userTask.setId(dynamicUserTaskBuilder.getId());
} else {
userTask.setId(dynamicUserTaskBuilder.nextTaskId(process.getFlowElementMap()));
}
dynamicUserTaskBuilder.setDynamicTaskId(userTask.getId());
userTask.setName(dynamicUserTaskBuilder.getName());
userTask.setAssignee(dynamicUserTaskBuilder.getAssignee());
process.addFlowElement(userTask);
EndEvent endEvent = new EndEvent();
endEvent.setId(dynamicUserTaskBuilder.nextEndEventId(process.getFlowElementMap()));
process.addFlowElement(endEvent);
SequenceFlow flowToUserTask = new SequenceFlow(parallelGateway.getId(), userTask.getId());
flowToUserTask.setId(dynamicUserTaskBuilder.nextFlowId(process.getFlowElementMap()));
process.addFlowElement(flowToUserTask);
SequenceFlow flowFromUserTask = new SequenceFlow(userTask.getId(), endEvent.getId());
flowFromUserTask.setId(dynamicUserTaskBuilder.nextFlowId(process.getFlowElementMap()));
process.addFlowElement(flowFromUserTask);
SequenceFlow initialFlow = initialStartEvent.getOutgoingFlows().get(0);
initialFlow.setSourceRef(parallelGateway.getId());
SequenceFlow flowFromStart = new SequenceFlow(initialStartEvent.getId(), parallelGateway.getId());
flowFromStart.setId(dynamicUserTaskBuilder.nextFlowId(process.getFlowElementMap()));
process.addFlowElement(flowFromStart);
GraphicInfo elementGraphicInfo = bpmnModel.getGraphicInfo(initialStartEvent.getId());
if (elementGraphicInfo != null) {
double yDiff = 0;
double xDiff = 80;
if (elementGraphicInfo.getY() < 173) {
yDiff = 173 - elementGraphicInfo.getY();
elementGraphicInfo.setY(173);
}
Map locationMap = bpmnModel.getLocationMap();
for (String locationId : locationMap.keySet()) {
if (initialStartEvent.getId().equals(locationId)) {
continue;
}
GraphicInfo locationGraphicInfo = locationMap.get(locationId);
locationGraphicInfo.setX(locationGraphicInfo.getX() + xDiff);
locationGraphicInfo.setY(locationGraphicInfo.getY() + yDiff);
}
Map> flowLocationMap = bpmnModel.getFlowLocationMap();
for (String flowId : flowLocationMap.keySet()) {
if (flowFromStart.getId().equals(flowId)) {
continue;
}
List flowGraphicInfoList = flowLocationMap.get(flowId);
for (GraphicInfo flowGraphicInfo : flowGraphicInfoList) {
flowGraphicInfo.setX(flowGraphicInfo.getX() + xDiff);
flowGraphicInfo.setY(flowGraphicInfo.getY() + yDiff);
}
}
GraphicInfo forkGraphicInfo = new GraphicInfo(elementGraphicInfo.getX() + 75, elementGraphicInfo.getY() - 5, 40, 40);
bpmnModel.addGraphicInfo(parallelGateway.getId(), forkGraphicInfo);
bpmnModel.addFlowGraphicInfoList(flowFromStart.getId(), createWayPoints(elementGraphicInfo.getX() + 30, elementGraphicInfo.getY() + 15,
elementGraphicInfo.getX() + 75, elementGraphicInfo.getY() + 15));
GraphicInfo newTaskGraphicInfo = new GraphicInfo(elementGraphicInfo.getX() + 185, elementGraphicInfo.getY() - 163, 80, 100);
bpmnModel.addGraphicInfo(userTask.getId(), newTaskGraphicInfo);
bpmnModel.addFlowGraphicInfoList(flowToUserTask.getId(), createWayPoints(elementGraphicInfo.getX() + 95, elementGraphicInfo.getY() - 5,
elementGraphicInfo.getX() + 95, elementGraphicInfo.getY() - 123, elementGraphicInfo.getX() + 185, elementGraphicInfo.getY() - 123));
GraphicInfo endGraphicInfo = new GraphicInfo(elementGraphicInfo.getX() + 335, elementGraphicInfo.getY() - 137, 28, 28);
bpmnModel.addGraphicInfo(endEvent.getId(), endGraphicInfo);
bpmnModel.addFlowGraphicInfoList(flowFromUserTask.getId(), createWayPoints(elementGraphicInfo.getX() + 285, elementGraphicInfo.getY() - 123,
elementGraphicInfo.getX() + 335, elementGraphicInfo.getY() - 123));
}
BaseDynamicSubProcessInjectUtil.processFlowElements(commandContext, process, bpmnModel, originalProcessDefinitionEntity, newDeploymentEntity);
}
@Override
protected void updateExecutions(CommandContext commandContext, ProcessDefinitionEntity processDefinitionEntity,
ExecutionEntity processInstance, List childExecutions) {
ExecutionEntityManager executionEntityManager = CommandContextUtil.getExecutionEntityManager(commandContext);
ExecutionEntity execution = executionEntityManager.createChildExecution(processInstance);
BpmnModel bpmnModel = ProcessDefinitionUtil.getBpmnModel(processDefinitionEntity.getId());
UserTask userTask = (UserTask) bpmnModel.getProcessById(processDefinitionEntity.getKey()).getFlowElement(dynamicUserTaskBuilder.getDynamicTaskId());
execution.setCurrentFlowElement(userTask);
Context.getAgenda().planContinueProcessOperation(execution);
}
}
