activiti（四）历史数据

package cn.panda.e_historyQuery;

import java.util.List;

import org.activiti.engine.ProcessEngine;
import org.activiti.engine.ProcessEngines;
import org.activiti.engine.history.HistoricActivityInstance;
import org.activiti.engine.history.HistoricProcessInstance;
import org.activiti.engine.history.HistoricTaskInstance;
import org.junit.Test;

public class HistoryQueryTest {

    ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();

    /**
     * 查询历史流程实例act_hi_procinst
     */
    @Test
    public void findHistoryProcessInstance(){
        String processInstanceId="2201";
        HistoricProcessInstance historicProcessInstance = processEngine.getHistoryService()
                        .createHistoricProcessInstanceQuery()
                        .processInstanceId(processInstanceId)
                        .singleResult();
        System.out.println(historicProcessInstance.getId()+historicProcessInstance.getProcessDefinitionId()
        +historicProcessInstance.getStartTime());
    }

    /**
     * 查询历史活动act_hi_actinst
     */
    @Test
    public void findHistoryActiviti(){
        String processInstanceId = "2201";
        List<HistoricActivityInstance> list = processEngine.getHistoryService()
                        .createHistoricActivityInstanceQuery()
                        .processInstanceId(processInstanceId)
                        .orderByHistoricActivityInstanceStartTime().asc()
                        .list();
        if (list!=null&&list.size()>0) {
            for (HistoricActivityInstance hai : list) {
                System.out.println(hai.getId()+" "+hai.getProcessInstanceId()+" "+hai.getActivityName());
            }
        }
    }

    /**
     * 查询历史任务
     */
    @Test
    public void findHistoryTask() {
        String processInstanceId="2201";
        List<HistoricTaskInstance> list = processEngine.getHistoryService()
                        .createHistoricTaskInstanceQuery()//创建历史任务实例查询
                        .processInstanceId(processInstanceId)
                        .orderByProcessInstanceId().asc()
                        .list();
        if (list!=null&&list.size()>0) {
            for (HistoricTaskInstance historicTaskInstance : list) {
                System.out.println(historicTaskInstance.getId()+" "+historicTaskInstance.getName());
            }
        }
    }   
}