/**
* Copyright (C) 2015 Orange
* 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 com.francetelecom.clara.cloud.paas.activation.v1;
import java.io.File;
import java.io.InputStream;
import java.util.List;
import org.activiti.bpmn.BpmnAutoLayout;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.EndEvent;
import org.activiti.bpmn.model.Process;
import org.activiti.bpmn.model.SequenceFlow;
import org.activiti.bpmn.model.StartEvent;
import org.activiti.bpmn.model.UserTask;
import org.activiti.engine.ProcessEngine;
import org.activiti.engine.RepositoryService;
import org.activiti.engine.RuntimeService;
import org.activiti.engine.TaskService;
import org.activiti.engine.repository.Deployment;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.engine.task.Task;
import org.apache.commons.io.FileUtils;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class ProcessBuilderTest {
@Autowired
ProcessEngine processEngine;
@Autowired
RuntimeService runtimeService;
@Autowired
RepositoryService repositoryService;
@Autowired
TaskService taskService;
@Test
public void testDynamicDeploy() throws Exception {
// 1. Build up the model from scratch
BpmnModel model = new BpmnModel();
Process process = new Process();
model.addProcess(process);
process.setId("my-process");
process.addFlowElement(createStartEvent());
process.addFlowElement(createUserTask("task1", "First task", "fred"));
process.addFlowElement(createUserTask("task2", "Second task", "john"));
process.addFlowElement(createEndEvent());
process.addFlowElement(createSequenceFlow("start", "task1"));
process.addFlowElement(createSequenceFlow("task1", "task2"));
process.addFlowElement(createSequenceFlow("task2", "end"));
// 2. Generate graphical information
new BpmnAutoLayout(model).execute();
// 3. Deploy the process to the engine
Deployment deployment = repositoryService.createDeployment().addBpmnModel("dynamic-model.bpmn", model).name("Dynamic process deployment").deploy();
// 4. Start a process instance
ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("my-process");
// 5. Check if task is available
List<Task> tasks = taskService.createTaskQuery().processInstanceId(processInstance.getId()).list();
Assert.assertEquals(1, tasks.size());
Assert.assertEquals("First task", tasks.get(0).getName());
Assert.assertEquals("fred", tasks.get(0).getAssignee());
// 6. Save process diagram to a file
InputStream processDiagram = repositoryService.getProcessDiagram(processInstance.getProcessDefinitionId());
FileUtils.copyInputStreamToFile(processDiagram, new File("target/diagram.png"));
// 7. Save resulting BPMN xml to a file
InputStream processBpmn = repositoryService.getResourceAsStream(deployment.getId(), "dynamic-model.bpmn");
FileUtils.copyInputStreamToFile(processBpmn, new File("target/process.bpmn20.xml"));
}
protected UserTask createUserTask(String id, String name, String assignee) {
UserTask userTask = new UserTask();
userTask.setName(name);
userTask.setId(id);
userTask.setAssignee(assignee);
return userTask;
}
protected SequenceFlow createSequenceFlow(String from, String to) {
SequenceFlow flow = new SequenceFlow();
flow.setSourceRef(from);
flow.setTargetRef(to);
return flow;
}
protected StartEvent createStartEvent() {
StartEvent startEvent = new StartEvent();
startEvent.setId("start");
return startEvent;
}
protected EndEvent createEndEvent() {
EndEvent endEvent = new EndEvent();
endEvent.setId("end");
return endEvent;
}
}