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Demo.java
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Demo.java
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package org.flowable;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
import java.util.Random;
import org.activiti.engine.HistoryService;
import org.activiti.engine.ProcessEngine;
import org.activiti.engine.ProcessEngineConfiguration;
import org.activiti.engine.RepositoryService;
import org.activiti.engine.RuntimeService;
import org.activiti.engine.TaskService;
import org.activiti.engine.task.Task;
/**
* @author Joram Barrez
*/
public class Demo {
public static void main(String[] args) {
ProcessEngine processEngine = ProcessEngineConfiguration
.createProcessEngineConfigurationFromResource("flowable.cfg.xml").buildProcessEngine();
RepositoryService repositoryService = processEngine.getRepositoryService();
RuntimeService runtimeService = processEngine.getRuntimeService();
TaskService taskService = processEngine.getTaskService();
HistoryService historyService = processEngine.getHistoryService();
repositoryService.createDeployment().addClasspathResource("demo-process.bpmn").deploy();
System.out.println("Process definitions deployed = " + repositoryService.createProcessDefinitionQuery().count());
Random random = new Random();
for (int i=0; i<100; i++) {
Map<String, Object> vars = new HashMap<>();
vars.put("var", random.nextInt(100));
runtimeService.startProcessInstanceByKey("myProcess", vars);
}
System.out.println("Process instances running = " + runtimeService.createProcessInstanceQuery().count());
LinkedList<Task> tasks = new LinkedList<>(taskService.createTaskQuery().list());
int taskCounter = 0;
while (!tasks.isEmpty()) {
Task task = taskService.createTaskQuery().taskId(tasks.pop().getId()).singleResult();
if (task != null) {
taskService.complete(task.getId());
taskCounter++;
if (taskCounter % 10 == 0) {
System.out.println("Completed " + taskCounter + " tasks");
}
}
tasks.addAll(taskService.createTaskQuery().list());
}
System.out.println("Finished all tasks. Finished process instances = "
+ historyService.createHistoricProcessInstanceQuery().finished().count());
processEngine.close();
}
}