From b9616b51fa563a0889238c97d257e24f35f759b0 Mon Sep 17 00:00:00 2001
From: lintao <lintao51@gmail.com>
Date: Fri, 14 May 2021 22:33:16 +0800
Subject: [PATCH] WIP: the provider in XML.
---
.../src/GenericBFieldMapBrBzFactory.cpp | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/Detector/MagneticFieldMap/src/GenericBFieldMapBrBzFactory.cpp b/Detector/MagneticFieldMap/src/GenericBFieldMapBrBzFactory.cpp
index 897d360a..41bd439f 100644
--- a/Detector/MagneticFieldMap/src/GenericBFieldMapBrBzFactory.cpp
+++ b/Detector/MagneticFieldMap/src/GenericBFieldMapBrBzFactory.cpp
@@ -1,6 +1,14 @@
/*
* In this file, the xml is parsed and the GenericBFieldMapBrBz object is created and configured.
- *
+ *
+ * The properties for the GenericBFieldMapBrBz
+ * - provider
+ * - [file, db]
+ * - source
+ * - file path for the 'file' mode.
+ * - DB ... for the 'db' mode.
+ * - rhoMin, rhoMax, zMin, zMax
+ *
* -- Tao Lin <lintao AT ihep.ac.cn>
*/
#include "GenericBFieldMapBrBz.h"
@@ -26,6 +34,13 @@ static dd4hep::Ref_t create_GenericBFieldMapBrBz(dd4hep::Detector& ,
// 1. retrieve the parameters from xml
dd4hep::xml::Component xmlParameter(handle);
+ // - provider
+ bool hasProvider = xmlParameter.hasAttr(_Unicode(provider));
+ if (!hasProvider) {
+ std::string error_msg = "[ERROR] GenericBFieldMapBrBz: Must specify the 'provider'. ";
+ throw std::runtime_error(error_msg);
+ }
+
// 2. create the CartesianField
dd4hep::CartesianField obj;
GenericBFieldMapBrBz* ptr = new GenericBFieldMapBrBz();
--
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