Ejemplo n.º 1
0
        public virtual IProcessInstance CreateAndStartProcessInstanceWithInitialFlowElement(IProcessDefinition processDefinition, string businessKey, string processInstanceName, FlowElement initialFlowElement, Process process, IDictionary <string, object> variables, IDictionary <string, object> transientVariables, bool startProcessInstance)
        {
            ICommandContext commandContext = Context.CommandContext;

            // Create the process instance
            string initiatorVariableName = null;

            if (initialFlowElement is StartEvent)
            {
                initiatorVariableName = ((StartEvent)initialFlowElement).Initiator;
            }

            IExecutionEntity processInstance = commandContext.ExecutionEntityManager.CreateProcessInstanceExecution(processDefinition, businessKey, processDefinition.TenantId, initiatorVariableName);

            commandContext.HistoryManager.RecordProcessInstanceStart(processInstance, initialFlowElement);

            processInstance.Variables = ProcessDataObjects(process.DataObjects);

            if (string.IsNullOrWhiteSpace(businessKey) == false)
            {
                processInstance.SetVariable(WorkflowVariable.GLOBAL_PROCESSINSTANCE_BUSINESSKEY_VARNAME, businessKey);
            }

            // Set the variables passed into the start command
            if (variables != null)
            {
                foreach (string varName in variables.Keys)
                {
                    processInstance.SetVariable(varName, variables[varName]);
                }
            }

            if (transientVariables != null)
            {
                foreach (string varName in transientVariables.Keys)
                {
                    processInstance.SetTransientVariable(varName, transientVariables[varName]);
                }
            }

            // Set processInstance name
            if (!(processInstanceName is null))
            {
                processInstance.Name = processInstanceName;
                commandContext.HistoryManager.RecordProcessInstanceNameChange(processInstance.Id, processInstanceName);
            }

            // Fire events
            if (Context.ProcessEngineConfiguration.EventDispatcher.Enabled)
            {
                Context.ProcessEngineConfiguration.EventDispatcher.DispatchEvent(ActivitiEventBuilder.CreateEntityWithVariablesEvent(ActivitiEventType.ENTITY_INITIALIZED, processInstance, variables, false));
            }

            // Create the first execution that will visit all the process definition elements
            IExecutionEntity execution = commandContext.ExecutionEntityManager.CreateChildExecution(processInstance);

            execution.CurrentFlowElement = initialFlowElement;

            if (startProcessInstance)
            {
                this.StartProcessInstance(processInstance, commandContext, variables);
            }

            return(processInstance);
        }
Ejemplo n.º 2
0
        /// <summary>
        ///
        /// </summary>
        public virtual IProcessInstance CreateAndStartProcessInstanceWithInitialFlowElement(IProcessDefinition processDefinition, string businessKey, string processInstanceName, FlowElement initialFlowElement, Process process, IDictionary <string, object> variables, IDictionary <string, object> transientVariables, bool startProcessInstance)
        {
            ICommandContext commandContext = Context.CommandContext;

            // Create the process instance
            string initiatorVariableName = null;

            if (initialFlowElement is StartEvent)
            {
                initiatorVariableName = ((StartEvent)initialFlowElement).Initiator;
            }

            IExecutionEntity processInstance = commandContext.ExecutionEntityManager.CreateProcessInstanceExecution(processDefinition, businessKey, processDefinition.TenantId, initiatorVariableName);

            commandContext.HistoryManager.RecordProcessInstanceStart(processInstance, initialFlowElement);

            processInstance.Variables = ProcessDataObjects(process.DataObjects);

            if (string.IsNullOrWhiteSpace(businessKey) == false)
            {
                processInstance.SetVariable(WorkflowVariable.GLOBAL_PROCESSINSTANCE_BUSINESSKEY_VARNAME, businessKey);
            }

            var title = process.GetExtensionElementAttributeValue(WorkflowVariable.GLOBAL_PROCESSINSTANCE_TITLE);

            if (string.IsNullOrWhiteSpace(title) == false)
            {
                var reg = new Regex(@"(\$\{)(.*?)(}{1,1})", RegexOptions.Multiline);
                title = reg.Replace(title, (m) =>
                {
                    return(ExpressionEvaluator.GetValue(variables, m.Groups[2].Value)?.ToString());
                });
                processInstance.SetVariable(WorkflowVariable.GLOBAL_PROCESSINSTANCE_TITLE, title);
            }
            else
            {
                processInstance.SetVariable(WorkflowVariable.GLOBAL_PROCESSINSTANCE_TITLE, process.Name);
            }

            // Set the variables passed into the start command
            if (variables != null)
            {
                foreach (string varName in variables.Keys)
                {
                    processInstance.SetVariable(varName, variables[varName]);
                }
            }

            if (transientVariables != null)
            {
                foreach (string varName in transientVariables.Keys)
                {
                    processInstance.SetTransientVariable(varName, transientVariables[varName]);
                }
            }

            // Set processInstance name
            if (title is object)
            {
                processInstance.Name = title;
                commandContext.HistoryManager.RecordProcessInstanceNameChange(processInstance.Id, title);
            }
            else if (processInstanceName is object)
            {
                processInstance.Name = processInstanceName;
                commandContext.HistoryManager.RecordProcessInstanceNameChange(processInstance.Id, processInstanceName);
            }

            // Fire events
            if (Context.ProcessEngineConfiguration.EventDispatcher.Enabled)
            {
                Context.ProcessEngineConfiguration.EventDispatcher.DispatchEvent(ActivitiEventBuilder.CreateEntityWithVariablesEvent(ActivitiEventType.ENTITY_INITIALIZED, processInstance, variables, false));
            }

            // Create the first execution that will visit all the process definition elements
            IExecutionEntity execution = commandContext.ExecutionEntityManager.CreateChildExecution(processInstance);

            execution.CurrentFlowElement = initialFlowElement;

            if (startProcessInstance)
            {
                this.StartProcessInstance(processInstance, commandContext, variables);
            }

            return(processInstance);
        }