1 files changed, 2 insertions, 2 deletions
diff --git a/src/org/traccar/database/DataManager.java b/src/org/traccar/database/DataManager.java
index 17c1299e8..b7d3cb1e4 100644
--- a/src/org/traccar/database/DataManager.java
+++ b/src/org/traccar/database/DataManager.java
@@ -419,9 +419,9 @@ public class DataManager {
         }
     }
 
-    public static String makeNameId(Class<?> clazz) {
+    private static String makeNameId(Class<?> clazz) {
         String name = clazz.getSimpleName();
-        return Introspector.decapitalize(name) + (name.indexOf("Id") == -1 ? "Id" : "");
+        return Introspector.decapitalize(name) + (!name.contains("Id") ? "Id" : "");
     }
 
     public Collection<Permission> getPermissions(Class<? extends BaseModel> owner, Class<? extends BaseModel> property)