public override void Trigger(IExecutionEntity execution, string signalName, object signalData, bool throwError = true)
{
object @delegate = DelegateExpressionUtil.ResolveDelegateExpression(expression, execution, fieldDeclarations);
if (@delegate is ITriggerableActivityBehavior)
{
((ITriggerableActivityBehavior)@delegate).Trigger(execution, signalName, signalData);
}
}
public virtual void Notify(IExecutionEntity execution)
{
object @delegate = DelegateExpressionUtil.ResolveDelegateExpression(expression, execution, fieldDeclarations);
if (@delegate is IExecutionListener)
{
Context.ProcessEngineConfiguration.DelegateInterceptor.HandleInvocation(new ExecutionListenerInvocation((IExecutionListener)@delegate, execution));
}
else if (@delegate is ICSharpDelegate)
{
Context.ProcessEngineConfiguration.DelegateInterceptor.HandleInvocation(new CSharpDelegateInvocation((ICSharpDelegate)@delegate, execution));
}
else
{
throw new ActivitiIllegalArgumentException("Delegate expression " + expression + " did not resolve to an implementation of " + typeof(IExecutionListener) + " nor " + typeof(ICSharpDelegate));
}
}
/// <summary>
///
/// </summary>
/// <param name="delegateTask"></param>
public virtual void Notify(IDelegateTask delegateTask)
{
object @delegate = DelegateExpressionUtil.ResolveDelegateExpression(expression, delegateTask, fieldDeclarations);
if (@delegate is ITaskListener listener)
{
try
{
Context.ProcessEngineConfiguration.DelegateInterceptor.HandleInvocation(new TaskListenerInvocation(listener, delegateTask));
}
catch (Exception e)
{
throw new ActivitiException("Exception while invoking TaskListener: " + e.Message, e);
}
}
else
{
throw new ActivitiIllegalArgumentException("Delegate expression " + expression + " did not resolve to an implementation of " + typeof(ITaskListener));
}
}
public override void Execute(IExecutionEntity execution)
{
try
{
bool isSkipExpressionEnabled = SkipExpressionUtil.IsSkipExpressionEnabled(execution, skipExpression);
if (!isSkipExpressionEnabled || (isSkipExpressionEnabled && !SkipExpressionUtil.ShouldSkipFlowElement(execution, skipExpression)))
{
if (Context.ProcessEngineConfiguration.EnableProcessDefinitionInfoCache)
{
JToken taskElementProperties = Context.GetBpmnOverrideElementProperties(serviceTaskId, execution.ProcessDefinitionId);
if (taskElementProperties != null && taskElementProperties[DynamicBpmnConstants.SERVICE_TASK_DELEGATE_EXPRESSION] != null)
{
string overrideExpression = taskElementProperties[DynamicBpmnConstants.SERVICE_TASK_DELEGATE_EXPRESSION].ToString();
if (!string.IsNullOrWhiteSpace(overrideExpression) && !overrideExpression.Equals(expression.ExpressionText))
{
expression = Context.ProcessEngineConfiguration.ExpressionManager.CreateExpression(overrideExpression);
}
}
}
object @delegate = DelegateExpressionUtil.ResolveDelegateExpression(expression, execution, fieldDeclarations);
if (@delegate is IActivityBehavior)
{
if (@delegate is AbstractBpmnActivityBehavior)
{
((AbstractBpmnActivityBehavior)@delegate).MultiInstanceActivityBehavior = MultiInstanceActivityBehavior;
}
Context.ProcessEngineConfiguration.DelegateInterceptor.HandleInvocation(new ActivityBehaviorInvocation((IActivityBehavior)@delegate, execution));
}
else if (@delegate is ICSharpDelegate)
{
Context.ProcessEngineConfiguration.DelegateInterceptor.HandleInvocation(new CSharpDelegateInvocation((ICSharpDelegate)@delegate, execution));
Leave(execution);
}
else
{
throw new ActivitiIllegalArgumentException("Delegate expression " + expression + " did neither resolve to an implementation of " + typeof(IActivityBehavior) + " nor " + typeof(ICSharpDelegate));
}
}
else
{
Leave(execution);
}
}
catch (Exception exc)
{
Exception cause = exc;
BpmnError error = null;
while (cause != null)
{
if (cause is BpmnError)
{
error = (BpmnError)cause;
break;
}
cause = cause.InnerException;
}
if (error != null)
{
ErrorPropagation.PropagateError(error, execution);
}
else
{
throw new ActivitiException(exc.Message, exc);
}
}
}
