DOM_TransitionScriptWithErrorHandling.xml

<DMSScript options="272" xmlns="http://www.skyline.be/automation">
  <Name>DOM_TransitionScriptWithErrorHandling</Name>
  <Description>Example DOM action script that transitions a DOM instance. It catches CrudFailedExceptions and throws a custom error instead.</Description>
  <Type>Automation</Type>
  <Author>SKYLINE2\ThomasGH</Author>
  <CheckSets>FALSE</CheckSets>
  <Folder>
  </Folder>
  <Interactivity>Auto</Interactivity>
  <Protocols>
  </Protocols>
  <Memory>
  </Memory>
  <Parameters>
  </Parameters>
  <Script>
    <Exe id="1" type="csharp">
      <Value><![CDATA[using System.Linq;
using Skyline.DataMiner.Automation;
using Skyline.DataMiner.Net.Apps.DataMinerObjectModel;
using Skyline.DataMiner.Net.Apps.DataMinerObjectModel.Actions;
using Skyline.DataMiner.Net.Apps.DataMinerObjectModel.Status;
using Skyline.DataMiner.Net.ManagerStore;

namespace DOM_TransitionAction
{
    public class Script
    {
        [AutomationEntryPoint(AutomationEntryPointType.Types.OnDomAction)]
        public void OnDomActionMethod(IEngine engine, ExecuteScriptDomActionContext context)
        {
            var helper = new DomHelper(engine.SendSLNetMessages, "my_module_id");

            try
            {
                helper.DomInstances.DoStatusTransition(context.ContextId as DomInstanceId, "transition_one");
            }
            catch (CrudFailedException e)
            {
                if (!TryHandleCrudFailedException(engine, e))
                {
                    // If we do not know the error, pass the exception to SLAutomation
                    throw;
                }
            }
        }

        private bool TryHandleCrudFailedException(IEngine engine, CrudFailedException e)
        {
            var error = e.TraceData?.ErrorData.OfType<DomStatusTransitionError>().FirstOrDefault();
            if (error == null)
            {
                return false;
            }

            switch (error.ErrorReason)
            {
                case DomStatusTransitionError.Reason.DomInstanceHasMissingRequiredFieldsForNextStatus:
                    var message = $"The DOM instance does not contain a value for all required fields. ({error.AssociatedFields.Count} missing field(s))";
                    engine.AddError(message);
                    return true;

                // ... handle other errors if needed ...
            }

            return false;
        }
    }
}]]></Value>
      <Message>
      </Message>
    </Exe>
  </Script>
</DMSScript>