public void Prepare(bool buildDefaultObject = true)
{
if (state == State.Prepared)
{
return;
}
Compile();
PrepareSeparateAppDomainIfNeeded();
lock (this)
{
if (state == State.Prepared)
{
return;
}
if (buildDefaultObject)
{
holderObjectAccesor = (ICSharpScriptObjectAccessor)BuildObject();
if (holderObjectAccesor == null)
{
throw new NullReferenceException("Default host object is null");
}
SetObjectsInScope(holderObjectAccesor);
}
state = State.Prepared;
}
}
private void SetHostOjectField(ICSharpScriptObjectAccessor scriptObject, string fieldName, object obj)
{
if (scriptObject == null)
{
return;
}
while (true)
{
try
{
if (!executeInSeparateAppDomain)
{
scriptObject.SetField(fieldName, obj);
}
else
{
scriptObject.SetField(fieldName, ObjectAddress.GetAddress(obj));
}
break;
}
catch (NotSupportedException)
{
// capture the exception and try again. This happens because there was a GC call between
// the time we obtained the raw address of obj and the call to SetField()
}
}
}
private void SetObjectsInScope(ICSharpScriptObjectAccessor scriptObject)
{
lock (this)
foreach (var obj in objectsInScope)
{
SetHostOjectField(scriptObject, obj.Key, obj.Value);
}
}
private void Invalidate()
{
holderObjectAccesor = null;
programText = "";
TryUnloadAppDomain();
TryRemoveTemporaryAssembly();
prg = null;
appDomain = null;
state = State.NotCompiled;
}
