public virtual ExecutionContext CreateCalledElementContext(CallableElement callableElement)
{
if (callableElement == null)
{
throw new ArgumentNullException(nameof(callableElement));
}
var context = this.Context;
var process = callableElement as Process;
var processDefinition = context.DeploymentManager.FindProcessDefinitionByKey(process.Id);
if (processDefinition == null)
{
throw new ObjectNotFoundException(nameof(ProcessDefinition));
}
var builder = context.RuntimeManager.CreateInstanceBuilder();
var subProcessInstance = builder
.SetProcessDefinition(processDefinition)
.SetSuper(this.token)
.BuildAsync().Result;
var subToken = subProcessInstance.Token;
//Set subProcessInstance.
this.token.SubProcessInstance = subProcessInstance;
return(context.ExecutionContextManager.Create(subToken));
}
protected internal override void initializeCallableElement(CmmnElement element, CmmnActivity activity, CmmnHandlerContext context)
{
base.initializeCallableElement(element, activity, context);
ProcessOrCaseTaskActivityBehavior behavior = (ProcessOrCaseTaskActivityBehavior)activity.ActivityBehavior;
CallableElement callableElement = behavior.CallableElement;
// inputs
initializeInputParameter(element, activity, context, callableElement);
// outputs
initializeOutputParameter(element, activity, context, callableElement);
}
protected internal virtual void initializeInputParameter(CmmnElement element, CmmnActivity activity, CmmnHandlerContext context, CallableElement callableElement)
{
ExpressionManager expressionManager = context.ExpressionManager;
IList <CamundaIn> inputs = getInputs(element);
foreach (CamundaIn input in inputs)
{
// businessKey
string businessKey = input.CamundaBusinessKey;
if (!string.ReferenceEquals(businessKey, null) && businessKey.Length > 0)
{
ParameterValueProvider businessKeyValueProvider = createParameterValueProvider(businessKey, expressionManager);
callableElement.BusinessKeyValueProvider = businessKeyValueProvider;
}
else
{
// create new parameter
CallableElementParameter parameter = new CallableElementParameter();
callableElement.addInput(parameter);
if (input.CamundaLocal)
{
parameter.ReadLocal = true;
}
// all variables
string variables = input.CamundaVariables;
if ("all".Equals(variables))
{
parameter.AllVariables = true;
continue;
}
// source/sourceExpression
string source = input.CamundaSource;
if (string.ReferenceEquals(source, null) || source.Length == 0)
{
source = input.CamundaSourceExpression;
}
ParameterValueProvider sourceValueProvider = createParameterValueProvider(source, expressionManager);
parameter.SourceValueProvider = sourceValueProvider;
// target
string target = input.CamundaTarget;
parameter.Target = target;
}
}
}
protected internal virtual void initializeOutputParameter(CmmnElement element, CmmnActivity activity, CmmnHandlerContext context, CallableElement callableElement)
{
ExpressionManager expressionManager = context.ExpressionManager;
IList <CamundaOut> outputs = getOutputs(element);
foreach (CamundaOut output in outputs)
{
// create new parameter
CallableElementParameter parameter = new CallableElementParameter();
callableElement.addOutput(parameter);
// all variables
string variables = output.CamundaVariables;
if ("all".Equals(variables))
{
parameter.AllVariables = true;
continue;
}
// source/sourceExpression
string source = output.CamundaSource;
if (string.ReferenceEquals(source, null) || source.Length == 0)
{
source = output.CamundaSourceExpression;
}
ParameterValueProvider sourceValueProvider = createParameterValueProvider(source, expressionManager);
parameter.SourceValueProvider = sourceValueProvider;
// target
string target = output.CamundaTarget;
parameter.Target = target;
}
}
protected virtual void Init(CallableElement callableElement, IParseContext context, XElement element)
{
callableElement.Name = element.GetAttribute("name");
base.Init(callableElement, context, element);
}
public EventSubscriptionDeclaration(Expression eventExpression, EventType eventType, CallableElement eventPayload)
{
this.eventType = eventType;
this.eventName = eventExpression;
this.eventPayload = eventPayload;
}
public EventSubscriptionDeclaration(Expression eventExpression, EventType eventType)
{
this.eventName = eventExpression;
this.eventType = eventType;
this.eventPayload = null;
}
protected internal virtual int?GetVersion(IActivityExecution execution)
{
return(CallableElement.GetVersion(execution));
}
protected internal virtual IVariableMap GetOutputVariablesLocal(IVariableScope calledElementScope)
{
return(CallableElement.GetOutputVariablesLocal(calledElementScope));
}
protected internal virtual IVariableMap GetInputVariables(IActivityExecution callingExecution)
{
return(CallableElement.GetInputVariables(callingExecution));
}
protected internal virtual string GetBusinessKey(IActivityExecution execution)
{
return(CallableElement.GetBusinessKey(execution));
}
