/// <summary>
/// 消息发布方法
/// </summary>
/// <param name="processInstance">流程实例</param>
/// <param name="throwActivity">消息活动</param>
/// <param name="throwActivityInstance">消息活动实例</param>
public void PublishMessage(ProcessInstanceEntity processInstance,
ActivityEntity throwActivity,
ActivityInstanceEntity throwActivityInstance)
{
var topic = throwActivity.ActivityTypeDetail.Expression;
ProcessEntity catchProcess = null;
var catchActivity = XPDLHelper.GetMessageCatchActivity(processInstance, throwActivity, throwActivityInstance, out catchProcess);
var appRunner = new WfAppRunner();
appRunner.MessageTopic = topic;
appRunner.AppName = throwActivityInstance.AppName;
appRunner.AppInstanceID = throwActivityInstance.AppInstanceID;
appRunner.AppInstanceCode = throwActivityInstance.AppInstanceCode;
appRunner.UserID = throwActivityInstance.CreatedByUserID;
appRunner.UserName = throwActivityInstance.CreatedByUserName;
var msgRunnerView = new MessageRunnerView();
msgRunnerView.ProcessEntity = catchProcess;
msgRunnerView.ActivityEntity = catchActivity;
msgRunnerView.WfAppRunner = appRunner;
var jsonRunner = JsonConvert.SerializeObject(msgRunnerView);
var messageService = MessageQueueServiceFactory.Create();
messageService.Publish(topic, jsonRunner);
}
/// <summary>
/// 从消息视图中封装运行者对象
/// </summary>
/// <param name="msgRunnerView">消息视图</param>
/// <returns>运行者对象</returns>
private WfAppRunner GetRunnerFromMessagExchange(MessageRunnerView msgRunnerView)
{
var runner = new WfAppRunner();
runner.ProcessGUID = msgRunnerView.ProcessEntity.ProcessGUID;
runner.Version = msgRunnerView.ProcessEntity.Version;
runner.ProcessCode = msgRunnerView.ProcessEntity.ProcessCode;
runner.AppName = msgRunnerView.WfAppRunner.AppName;
runner.AppInstanceID = msgRunnerView.WfAppRunner.AppInstanceID;
runner.AppInstanceCode = msgRunnerView.WfAppRunner.AppInstanceCode;
runner.UserID = msgRunnerView.WfAppRunner.UserID;
runner.UserName = msgRunnerView.WfAppRunner.UserName;
var query = new TaskQuery {
ProcessGUID = runner.ProcessGUID, AppInstanceID = runner.AppInstanceID
};
var wfService = new WorkflowService();
var activityInstanceList = wfService.GetRunningActivityInstance(query);
if (activityInstanceList.Count == 1)
{
var activityInstance = activityInstanceList[0];
runner.NextActivityPerformers = NextStepUtility.DeserializeNextStepPerformers(activityInstance.NextStepPerformers);
}
return(runner);
}