activiti流程變量的設置和獲取

流程變量的設置通過map鍵值對設置

package com.liuzm.activiti.day2;

import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.activiti.engine.ProcessEngine;
import org.activiti.engine.ProcessEngines;
import org.activiti.engine.RuntimeService;
import org.activiti.engine.TaskService;
import org.activiti.engine.task.Task;
import org.junit.Test;

/**
 * 流程變量
 *  1.啓動流程
 *	2.設置流程變量
 *	3.獲取流程變量
 */
public class ProcessVarTest {
	private ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
	// 1.啓動流程
	@Test
	public void startProcess() throws Exception {
		//獲取服務對象
		RuntimeService runtimeService = processEngine.getRuntimeService();
		//通過流程定義ID開啓流程實例,同時添加流程變量
		String processDefinitionId = "myProcess:3:604";
		Map<String,Object> variables = new HashMap<String,Object>();
		variables.put("提示信息", "開啓請假流程!!!");
		runtimeService.startProcessInstanceById(processDefinitionId, variables);
	}
	
	// 2.設置流程變量
	@Test
	public void setVar() throws Exception {
		//獲取服務對象
		TaskService taskService = processEngine.getTaskService();
		//查詢任務
		String assignee = "範爺";
		List<Task> list = taskService.createTaskQuery().taskAssignee(assignee).list();
		//獲取到第一個任務
		Task task = list.get(0);
		String taskId = task.getId();
		//設置流程變量--->通過taskService可以多次設置流程變量,並且可通過Map批量設置
		//taskService.setVariable(taskId, "請假人", assignee);  //存儲到Text1列
		//taskService.setVariable(taskId , "請假時間", new Date());//轉化爲時間戳,存儲到Long列
		taskService.setVariable(taskId, "是否要扣薪資", true);//存儲到Long列,存1
		taskService.setVariable(taskId, "要扣薪資", 333.33);//存儲到DOUBLE列
	}
	
	// 3.獲取流程變量
	@Test
	public void getVar() throws Exception {
		//獲取服務對象
		TaskService taskService = processEngine.getTaskService();
		//獲取任務,從而得到任務ID
		String assignee = "範爺";
		List<Task> list = taskService.createTaskQuery().taskAssignee(assignee).list();
		Task task = list.get(0);
		String taskId = task.getId();
		//獲取流程變量
		Map<String, Object> variables = taskService.getVariables(taskId );
		System.out.println(variables);
	}

}