fix: revert incorrect id tags cache key building

Signed-off-by: Jérôme Benoit <jerome.benoit@sap.com>

diff --git a/src/charging-station/IdTagsCache.ts b/src/charging-station/IdTagsCache.ts
index a4ce9a100608d2959529b46995e38ed13788b0a0..e5ee13c351e82665f26327d66526824bb0c16e36 100644 (file)
--- a/src/charging-station/IdTagsCache.ts
+++ b/src/charging-station/IdTagsCache.ts
@@ -64,10 +64,7 @@ export class IdTagsCache {
    */
   public getIdTags(file: string): string[] | undefined {
     if (this.hasIdTagsCache(file) === false) {
-      this.setIdTagsCache(
-        Utils.isNotEmptyString(file) ? file : 'empty',
-        this.getIdTagsFromFile(file)
-      );
+      this.setIdTagsCache(file, this.getIdTagsFromFile(file));
     }
     return this.getIdTagsCache(file);
   }