public virtual IVariableInstance Execute(ICommandContext commandContext)
{
if (taskId is null)
{
throw new ActivitiIllegalArgumentException("taskId is null");
}
if (variableName is null)
{
throw new ActivitiIllegalArgumentException("variableName is null");
}
ITaskEntity task = commandContext.TaskEntityManager.FindById <ITaskEntity>(taskId);
if (task == null)
{
throw new ActivitiObjectNotFoundException("task " + taskId + " doesn't exist", typeof(ITask));
}
IVariableInstance variableEntity;
if (isLocal)
{
variableEntity = task.GetVariableInstanceLocal(variableName, false);
}
else
{
variableEntity = task.GetVariableInstance(variableName, false);
}
return(variableEntity);
}
public virtual void AddCandidateUsers(ITaskEntity taskEntity, IEnumerable <string> candidateUsers)
{
foreach (string candidateUser in candidateUsers)
{
AddCandidateUser(taskEntity, candidateUser);
}
}
public virtual ITask[] Execute(ICommandContext commandContext)
{
if (users == null)
{
throw new ActivitiException("There are no personnel to be assigned.");
}
var taskService = commandContext.ProcessEngineConfiguration.TaskService;
var processConfig = commandContext.ProcessEngineConfiguration;
IList <ITask> tasks = new List <ITask>();
foreach (var user in users)
{
ITaskEntity task = commandContext.TaskEntityManager.FindById <ITaskEntity>(user.TaskId);
taskService.Unclaim(user.TaskId);
taskService.Claim(user.TaskId, user.To);
tasks.Add(task);
//if (string.IsNullOrWhiteSpace(user.BusinessKey) == false)
//{
// IList<IExecution> executions = processConfig.RuntimeService.CreateExecutionQuery()
// .SetProcessInstanceBusinessKey(user.BusinessKey)
// .List();
//}
//else if (string.IsNullOrWhiteSpace(user.TaskId) == false)
//{
//}
//else
//{
// throw new ActivitiException("must input businessKey or taskId.");
//}
}
return(tasks.ToArray());
}
public virtual void AddCandidateGroups(ITaskEntity taskEntity, IEnumerable <string> candidateGroups)
{
foreach (string candidateGroup in candidateGroups)
{
AddCandidateGroup(taskEntity, candidateGroup);
}
}
public CustomTaskCompletedEntityEventImpl(ITaskEntity entity, ActivitiEventType type) :
base(entity, type)
{
ExecutionId = entity.ExecutionId;
ProcessInstanceId = entity.ProcessInstanceId;
ProcessDefinitionId = entity.ProcessDefinitionId;
}
protected internal override T1 Execute(ICommandContext commandContext, ITaskEntity task)
{
if (isLocal)
{
if (variables != null)
{
foreach (string variableName in variables.Keys)
{
task.SetVariableLocal(variableName, variables[variableName], false);
}
}
}
else
{
if (variables != null)
{
foreach (string variableName in variables.Keys)
{
task.SetVariable(variableName, variables[variableName], false);
}
}
}
// ACT-1887: Force an update of the task's revision to prevent
// simultaneous inserts of the same variable. If not, duplicate variables may occur since optimistic
// locking doesn't work on inserts
task.ForceUpdate();
return(default);
public virtual void ExecuteTaskListeners(UserTask userTask, ITaskEntity taskEntity, string eventType)
{
foreach (ActivitiListener activitiListener in userTask.TaskListeners)
{
string @event = activitiListener.Event;
if (@event.Equals(eventType) || @event.Equals(BaseTaskListenerFields.EVENTNAME_ALL_EVENTS))
{
IBaseTaskListener taskListener = CreateTaskListener(activitiListener);
if (activitiListener.OnTransaction is object)
{
PlanTransactionDependentTaskListener(taskEntity.Execution, (ITransactionDependentTaskListener)taskListener, activitiListener);
}
else
{
taskEntity.EventName = eventType;
taskEntity.CurrentActivitiListener = activitiListener;
try
{
Context.ProcessEngineConfiguration.DelegateInterceptor.HandleInvocation(new TaskListenerInvocation((ITaskListener)taskListener, taskEntity));
}
catch (Exception e)
{
throw new ActivitiException("Exception while invoking TaskListener: " + e.Message, e);
}
finally
{
taskEntity.EventName = null;
taskEntity.CurrentActivitiListener = null;
}
}
}
}
}
public virtual IComment Execute(ICommandContext commandContext)
{
// Validate task
if (!(taskId is null))
{
ITaskEntity task = commandContext.TaskEntityManager.FindById <ITaskEntity>(taskId);
if (task == null)
{
logger.LogWarning("Cannot find task with id " + taskId, typeof(ITask));
return(null);
}
if (task.Suspended)
{
throw new ActivitiException(SuspendedTaskException);
}
}
if (!(processInstanceId is null))
{
IExecutionEntity execution = commandContext.ExecutionEntityManager.FindById <IExecutionEntity>(processInstanceId);
if (execution == null)
{
logger.LogWarning("Cannot find task with id " + taskId, typeof(ITask));
return(null);
//throw new ActivitiObjectNotFoundException("execution " + processInstanceId + " doesn't exist", typeof(IExecution));
}
if (execution.Suspended)
{
throw new ActivitiException(SuspendedExceptionMessage);
}
}
IUserInfo user = Authentication.AuthenticatedUser;
ICommentEntity comment = commandContext.CommentEntityManager.Create();
comment.UserId = user.Id;
comment.Type = (type is null) ? CommentEntityFields.TYPE_COMMENT : type;
comment.Time = commandContext.ProcessEngineConfiguration.Clock.CurrentTime;
comment.TaskId = taskId;
comment.ProcessInstanceId = processInstanceId;
comment.Action = EventFields.ACTION_ADD_COMMENT;
string eventMessage = message.Replace("\\s+", " ");
if (eventMessage.Length > 163)
{
eventMessage = eventMessage.Substring(0, 160) + "...";
}
comment.Message = eventMessage;
comment.FullMessage = message;
commandContext.CommentEntityManager.Insert(comment);
return(comment);
}
public override IEventLogEntryEntity GenerateEventLogEntry(CommandContext <IEventLogEntryEntity> commandContext)
{
IActivitiEntityEvent activitiEntityEvent = (IActivitiEntityEvent)@event;
ITaskEntity task = (ITaskEntity)activitiEntityEvent.Entity;
IDictionary <string, object> data = handleCommonTaskFields(task);
long duration = timeStamp.Value.Ticks - task.CreateTime.Value.Ticks;
PutInMapIfNotNull(data, FieldsFields.DURATION, duration);
if (@event is IActivitiEntityWithVariablesEvent)
{
IActivitiEntityWithVariablesEvent activitiEntityWithVariablesEvent = (IActivitiEntityWithVariablesEvent)@event;
if (activitiEntityWithVariablesEvent.Variables != null && activitiEntityWithVariablesEvent.Variables.Count > 0)
{
IDictionary <string, object> variableMap = new Dictionary <string, object>();
foreach (object variableName in activitiEntityWithVariablesEvent.Variables.Keys)
{
PutInMapIfNotNull(variableMap, (string)variableName, activitiEntityWithVariablesEvent.Variables[variableName.ToString()]);
}
if (activitiEntityWithVariablesEvent.LocalScope)
{
PutInMapIfNotNull(data, FieldsFields.LOCAL_VARIABLES, variableMap);
}
else
{
PutInMapIfNotNull(data, FieldsFields.VARIABLES, variableMap);
}
}
}
return(CreateEventLogEntry(task.ProcessDefinitionId, task.ProcessInstanceId, task.ExecutionId, task.Id, data));
}
public override IEventLogEntryEntity GenerateEventLogEntry(CommandContext <IEventLogEntryEntity> commandContext)
{
ITaskEntity task = (ITaskEntity)((IActivitiEntityEvent)@event).Entity;
IDictionary <string, object> data = handleCommonTaskFields(task);
return(CreateEventLogEntry(task.ProcessDefinitionId, task.ProcessInstanceId, task.ExecutionId, task.Id, data));
}
private void Transfer(ICommandContext commandContext)
{
ITaskService taskService = commandContext.ProcessEngineConfiguration.TaskService;
ITaskEntity task = taskService.CreateTaskQuery().SetTaskId(taskCmd.TaskId).SingleResult() as ITaskEntity;
if (task == null)
{
throw new ActivitiObjectNotFoundException("Parent task with id " + taskCmd.TaskId + " was not found");
}
//查找当前待追加人员是否已经存在在任务列表中,proc_inst_id_
IList <ITask> assignTasks = taskService.CreateTaskQuery()
.SetProcessInstanceId(task.ProcessInstanceId)
.SetTaskAssigneeIds(taskCmd.Assignees)
.List();
var users = taskCmd.Assignees.Where(x => assignTasks.Any(y => x == y.Assignee) == false).ToArray();
if (users.Length == 0)
{
throw new NotFoundAssigneeException();
}
else
{
tasks = commandContext.ProcessEngineConfiguration.ManagementService.ExecuteCommand(new AddCountersignCmd(task.Id, users, task.TenantId));
}
}
public virtual bool Execute(ICommandContext commandContext)
{
if (taskId is null)
{
throw new ActivitiIllegalArgumentException("taskId is null");
}
if (variableName is null)
{
throw new ActivitiIllegalArgumentException("variableName is null");
}
ITaskEntity task = commandContext.TaskEntityManager.FindById <ITaskEntity>(new KeyValuePair <string, object>("id", taskId));
if (task == null)
{
throw new ActivitiObjectNotFoundException("task " + taskId + " doesn't exist", typeof(ITask));
}
bool hasVariable;
if (isLocal)
{
hasVariable = task.HasVariableLocal(variableName);
}
else
{
hasVariable = task.HasVariable(variableName);
}
return(hasVariable);
}
/// <summary>
///
/// </summary>
/// <param name="event"></param>
public override void OnEvent(IActivitiEvent @event)
{
if (@event is CustomTaskCompletedEntityEventImpl taskEvent)
{
ITaskEntity taskEntity = taskEvent.Entity as ITaskEntity;
ICommandContext commandContext = Context.CommandContext;
IExecutionEntity execution = taskEntity.Execution;
UserTask userTask = execution.CurrentFlowElement as UserTask;
if (userTask.HasMultiInstanceLoopCharacteristics() &&
(taskEntity.IsAppend.GetValueOrDefault(false) ||
taskEntity.IsTransfer.GetValueOrDefault(false)))
{
IExecutionEntity parent = execution.FindMultiInstanceParentExecution();
var collection = userTask.LoopCharacteristics.GetCollectionVarName();
IList <string> users = parent.GetLoopVariable <IList <string> >(collection);
string usr = users.FirstOrDefault(x => x.Equals(taskEntity.Assignee, StringComparison.OrdinalIgnoreCase));
if (usr != null)
{
users.Remove(usr);
parent.SetLoopVariable(collection, users);
}
}
}
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
task.Priority = priority;
commandContext.HistoryManager.RecordTaskPriorityChange(task.Id, task.Priority);
commandContext.TaskEntityManager.Update(task);
return(null);
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
task.DueDate = dueDate;
commandContext.HistoryManager.RecordTaskDueDateChange(task.Id, task.DueDate.GetValueOrDefault());
commandContext.TaskEntityManager.Update(task);
return(null);
}
public static void SetSuspensionState(ITaskEntity taskEntity, ISuspensionState state)
{
if (taskEntity.SuspensionState == state.StateCode)
{
throw new ActivitiException("Cannot set suspension state '" + state + "' for " + taskEntity + "': already in state '" + state + "'.");
}
taskEntity.SuspensionState = state.StateCode;
DispatchStateChangeEvent(taskEntity, state);
}
public void 获取已完成流程节点(string bpmnFile)
{
string xml = IntegrationTestContext.ReadBpmn(bpmnFile);
ICommandExecutor commandExecutor = (processEngine.ProcessEngineConfiguration as ProcessEngineConfigurationImpl).CommandExecutor;
Authentication.AuthenticatedUser = new InProcessWorkflowEngine.TestUser()
{
Id = "评审员",
FullName = "评审员",
TenantId = context.TenantId
};
IDeploymentBuilder builder = processEngine.RepositoryService.CreateDeployment()
.Name(Path.GetFileNameWithoutExtension(bpmnFile))
.TenantId(context.TenantId)
.AddString(bpmnFile, xml)
.EnableDuplicateFiltering()
.TenantId(context.TenantId);
IDeployment deploy = commandExecutor.Execute(new DeployCmd(builder));
IProcessDefinition definition = processEngine.RepositoryService.CreateProcessDefinitionQuery()
.SetDeploymentId(deploy.Id)
.SetProcessDefinitionTenantId(context.TenantId)
.SetLatestVersion()
.SingleResult();
BpmnModel model = commandExecutor.Execute(new GetBpmnModelCmd(definition.Id));
IProcessInstance processInstance = commandExecutor.Execute(new StartProcessInstanceCmd(definition.Id, null));
IList <ITask> tasks = processEngine.TaskService.GetMyTasks("用户1");
ITaskEntity task = tasks[0] as ITaskEntity;
IExecutionEntity execution = commandExecutor.Execute(new GetExecutionByIdCmd(task.ExecutionId));
processEngine.TaskService.Complete(task.Id, new Dictionary <string, object>
{
{ "流程变量", "变量值" }
});
var list = commandExecutor.Execute(new GetCompletedTaskModelsCmd(task.ProcessInstanceId, true));
Assert.Contains(model.MainProcess.FlowElements, x => list.Any(y => x.Id == y.Id));
tasks = processEngine.TaskService.GetMyTasks("用户2");
task = tasks[0] as ITaskEntity;
processEngine.TaskService.Complete(task.Id, new Dictionary <string, object>
{
{ "流程变量", "变量值" }
});
list = commandExecutor.Execute(new GetCompletedTaskModelsCmd(task.ProcessInstanceId, true));
Assert.Contains(model.MainProcess.FlowElements, x => list.Any(y => x.Id == y.Id));
}
// Task related history
/// <summary>
///
/// </summary>
/// <param name="task"></param>
/// <param name="execution"></param>
public virtual void RecordTaskCreated(ITaskEntity task, IExecutionEntity execution)
{
if (IsHistoryLevelAtLeast(HistoryLevel.AUDIT))
{
IHistoricTaskInstanceEntity historicTaskInstance = HistoricTaskInstanceEntityManager.Create(task, execution);
HistoricTaskInstanceEntityManager.Insert(historicTaskInstance, false);
}
RecordTaskId(task);
}
/// <summary>
///
/// </summary>
/// <param name="task"></param>
public virtual void RecordTaskClaim(ITaskEntity task)
{
if (IsHistoryLevelAtLeast(HistoryLevel.AUDIT))
{
IHistoricTaskInstanceEntity historicTaskInstance = HistoricTaskInstanceEntityManager.FindById <IHistoricTaskInstanceEntity>(new KeyValuePair <string, object>("historicTaskInstanceId", task.Id));
if (historicTaskInstance != null)
{
historicTaskInstance.ClaimTime = task.ClaimTime;
}
}
}
public virtual void DeleteVariableInstanceByTask(ITaskEntity task)
{
IDictionary <string, IVariableInstanceEntity> variableInstances = task.VariableInstanceEntities;
if (variableInstances != null)
{
foreach (IVariableInstanceEntity variableInstance in variableInstances.Values)
{
Delete(variableInstance);
}
}
}
public virtual void ExecuteTaskListeners(ITaskEntity taskEntity, string eventType)
{
if (taskEntity.ProcessDefinitionId is object)
{
Process process = ProcessDefinitionUtil.GetProcess(taskEntity.ProcessDefinitionId);
FlowElement flowElement = process.GetFlowElement(taskEntity.TaskDefinitionKey, true);
if (flowElement is UserTask userTask)
{
ExecuteTaskListeners(userTask, taskEntity, eventType);
}
}
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
if (isLocal)
{
task.RemoveVariablesLocal(variableNames);
}
else
{
task.RemoveVariables(variableNames);
}
return(null);
}
/// <summary>
///
/// </summary>
/// <param name="task"></param>
public virtual void RecordTaskId(ITaskEntity task)
{
if (IsHistoryLevelAtLeast(HistoryLevel.ACTIVITY))
{
IExecutionEntity execution = task.Execution;
if (execution != null)
{
IHistoricActivityInstanceEntity historicActivityInstance = FindActivityInstance(execution, false, true);
if (historicActivityInstance != null)
{
historicActivityInstance.TaskId = task.Id;
}
}
}
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
bool assignedToNoOne = false;
if (IdentityLinkType.ASSIGNEE.Equals(identityType))
{
string assigneeUser = null;
if (string.IsNullOrWhiteSpace(identityId) == false)
{
//TODO: 考虑性能问题，暂时不要获取人员信息
//assigneeUser = AsyncHelper.RunSync(() => userService.GetUser(identityId))?.FullName;
}
commandContext.TaskEntityManager.ChangeTaskAssignee(task, identityId, assigneeUser);
assignedToNoOne = identityId is null;
}
else if (IdentityLinkType.OWNER.Equals(identityType))
{
commandContext.TaskEntityManager.ChangeTaskOwner(task, identityId);
}
else if (IDENTITY_USER == identityIdType)
{
task.AddUserIdentityLink(identityId, identityType);
}
else if (IDENTITY_GROUP == identityIdType)
{
task.AddGroupIdentityLink(identityId, identityType);
}
bool forceNullUserId = false;
if (assignedToNoOne)
{
// ACT-1317: Special handling when assignee is set to NULL, a
// CommentEntity notifying of assignee-delete should be created
forceNullUserId = true;
}
if (IDENTITY_USER == identityIdType)
{
commandContext.HistoryManager.CreateUserIdentityLinkComment(taskId, identityId, identityType, true, forceNullUserId);
}
else
{
commandContext.HistoryManager.CreateGroupIdentityLinkComment(taskId, identityId, identityType, true);
}
return(null);
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
task.DelegationState = DelegationState.PENDING;
if (task.Owner is null)
{
task.Owner = task.Assignee;
}
string userName = null;
if (string.IsNullOrWhiteSpace(userId) == false)
{
userName = AsyncHelper.RunSync(() => userService.GetUser(userId))?.FullName;
}
commandContext.TaskEntityManager.ChangeTaskAssignee(task, userId, userName);
return(null);
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
if (!(userId is null))
{
task.ClaimTime = commandContext.ProcessEngineConfiguration.Clock.CurrentTime;
if (!(task.Assignee is null))
{
if (!task.Assignee.Equals(userId))
{
// When the task is already claimed by another user, throw
// exception. Otherwise, ignore
// this, post-conditions of method already met.
throw new ActivitiTaskAlreadyClaimedException(task.Id, task.Assignee);
}
}
protected internal virtual ITaskEntity VerifyTaskParameters(ICommandContext commandContext)
{
ITaskEntity task = commandContext.TaskEntityManager.FindById <ITaskEntity>(new KeyValuePair <string, object>("id", taskId));
if (task == null)
{
throw new ActivitiObjectNotFoundException("Cannot find task with id " + taskId, typeof(ITask));
}
if (task.Suspended)
{
throw new ActivitiException("It is not allowed to add an attachment to a suspended task");
}
return(task);
}
public virtual IIdentityLinkEntity AddIdentityLink(ITaskEntity taskEntity, string userId, string groupId, string type)
{
IIdentityLinkEntity identityLinkEntity = identityLinkDataManager.Create();
taskEntity.IdentityLinks.Add(identityLinkEntity);
identityLinkEntity.Task = taskEntity;
identityLinkEntity.UserId = userId;
identityLinkEntity.GroupId = groupId;
identityLinkEntity.Type = type;
Insert(identityLinkEntity);
if (userId is object && taskEntity.ProcessInstanceId is object)
{
InvolveUser(taskEntity.ProcessInstance, userId, IdentityLinkType.PARTICIPANT);
}
return(identityLinkEntity);
}
protected internal override object Execute(ICommandContext commandContext, ITaskEntity task)
{
task.DelegationState = DelegationState.PENDING;
if (task.Owner is null)
{
task.Owner = task.Assignee;
}
string userName = null;
//TODO: 考虑性能问题，暂时不要获取人员信息
//if (string.IsNullOrWhiteSpace(userId) == false)
//{
// userName = userService.GetUser(userId).GetAwaiter().GetResult()?.FullName;
//}
commandContext.TaskEntityManager.ChangeTaskAssignee(task, userId, userName);
return(null);
}
/// <summary>
///
/// </summary>
/// <param name="task"></param>
public virtual void RecordTaskAssignment(ITaskEntity task)
{
IExecutionEntity executionEntity = task.Execution;
if (IsHistoryLevelAtLeast(HistoryLevel.ACTIVITY))
{
if (executionEntity != null)
{
IHistoricActivityInstanceEntity historicActivityInstance = FindActivityInstance(executionEntity, false, true);
if (historicActivityInstance != null)
{
historicActivityInstance.Assignee = task.Assignee;
historicActivityInstance.AssigneeUser = task.AssigneeUser;
}
}
}
}
public static void ExecuteAsync(ITaskEntity task, ScheduledTaskEntity scheduledTask, IUserEntity user)
{
using (ExecutionContext.SuppressFlow())
Task.Run(() =>
{
try
{
ExecuteSync(task, scheduledTask, user);
}
catch (Exception e)
{
e.LogException(ex =>
{
ex.ControllerName = "SchedulerLogic";
ex.ActionName = "ExecuteAsync";
});
}
});
}
public static void ExecuteAsync(ITaskEntity task, ScheduledTaskEntity scheduledTask, IUserEntity user)
{
Task.Factory.StartNew(() =>
{
try
{
ExecuteSync(task, scheduledTask, user);
}
catch (Exception e)
{
e.LogException(ex =>
{
ex.ControllerName = "SchedulerLogic";
ex.ActionName = "ExecuteAsync";
});
}
});
}
public static Lite<IEntity> ExecuteSync(ITaskEntity task, ScheduledTaskEntity scheduledTask, IUserEntity user)
{
IUserEntity entityIUser = user ?? (IUserEntity)scheduledTask.User.Retrieve();
using (IsolationEntity.Override(entityIUser.TryIsolation()))
{
ScheduledTaskLogEntity stl = new ScheduledTaskLogEntity
{
Task = task,
ScheduledTask = scheduledTask,
StartTime = TimeZoneManager.Now,
MachineName = Environment.MachineName,
ApplicationName = Schema.Current.ApplicationName,
User = entityIUser.ToLite(),
};
using (AuthLogic.Disable())
{
using (Transaction tr = Transaction.ForceNew())
{
stl.Save();
tr.Commit();
}
}
try
{
using (UserHolder.UserSession(entityIUser))
{
using (Transaction tr = Transaction.ForceNew())
{
stl.ProductEntity = ExecuteTask.Invoke(task);
using (AuthLogic.Disable())
{
stl.EndTime = TimeZoneManager.Now;
stl.Save();
}
tr.Commit();
}
}
}
catch (Exception ex)
{
using (AuthLogic.Disable())
{
if (Transaction.InTestTransaction)
throw;
var exLog = ex.LogException().ToLite();
using (Transaction tr = Transaction.ForceNew())
{
stl.Exception = exLog;
stl.EndTime = TimeZoneManager.Now;
stl.Save();
tr.Commit();
}
}
throw;
}
return stl.ProductEntity;
}
}
