diff --git a/testHasttable/cimexporter.cpp b/testHasttable/cimexporter.cpp
index 7803a3b..6999c45 100644
--- a/testHasttable/cimexporter.cpp
+++ b/testHasttable/cimexporter.cpp
@@ -26,3 +26,24 @@ void CIMExporter::add(const QPair<QString,QString>& fromTo,Transformer* tf)
     tfStru.fromID=fromTo.first;
     tfStru.toID=fromTo.second;
 }
+
+
+void CIMExporter::exportTo(const QString& path)
+{
+
+}
+
+int CIMExporter::numberIt(const QString& id)
+{
+    if(this->number.contains(id))
+    {
+        return this->number.value(id);
+    }
+    else
+    {
+        int n=this->number.values().length()+1;
+        this->number[id]=n;
+        return n;
+
+    }
+}
diff --git a/testHasttable/cimexporter.h b/testHasttable/cimexporter.h
index 3c41fc2..2dd457f 100644
--- a/testHasttable/cimexporter.h
+++ b/testHasttable/cimexporter.h
@@ -5,6 +5,7 @@
 #include "element/switch.h"
 #include "element/transformer.h"
 #include <QPair>
+#include <QHash>
 class CIMExporter
 {
     struct BranchStruc
@@ -34,10 +35,13 @@ public:
     void add(const QPair<QString,QString>& fromTo,Line* line);
     void add(const QPair<QString,QString>& fromTo,Switch* sw);
     void add(const QPair<QString,QString>& fromTo,Transformer* tf);
+    void exportTo(const QString& path);
 private:
     QList<LineStru> line;
     QList<Switch> sw;
     QList<TransformerStru> tf;
+    QHash<QString,int> number;
+    int numberIt(const QString &id);//编号
 };
 
 #endif // CIMEXPORTER_H