public T CreateScriptDelegate <T>(String scriptName, XmlNode ctx = null) where T : class
{
if (scriptName == null)
{
return(null);
}
if (ScriptObject == null)
{
throw new BMNodeException(ctx, "Cannot create script [{0}]: No script specified at the pipeline.", scriptName);
}
Type t = ScriptObject.GetType();
MethodInfo mi = t.GetMethod(scriptName, System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.Instance);
if (mi == null)
{
throw new BMNodeException(ctx, "Cannot find method {0} in class {1}.", scriptName, t.FullName);
}
T dlg;
try
{
dlg = (T)(Object)Delegate.CreateDelegate(typeof(T), ScriptObject, mi);
}
catch
{
ParameterInfo[] parms = mi.GetParameters();
if (parms.Length != 3 || parms[0].ParameterType != typeof(PipelineContext) || parms[1].ParameterType != typeof(String) || parms[2].ParameterType != typeof(Object))
{
throw;
}
PipelineAction.OldScriptDelegate old = (PipelineAction.OldScriptDelegate)(Object) Delegate.CreateDelegate(typeof(PipelineAction.OldScriptDelegate), ScriptObject, mi);
ImportEngine.ImportLog.Log(_LogType.ltWarning, "Script [{0}] still has a key-param. It will be wrapped for backward compatibility.", scriptName);
dlg = (T)(Object) new ScriptOldWrapper(old).CreateDelegate();
}
logger.Log("-- CreateScriptDelegate({0}) -> {1}.", scriptName, dlg);
return((T)dlg);
}
public ScriptOldWrapper(PipelineAction.OldScriptDelegate fn)
{
oldDelegate = fn;
}
