Feat: Added a connection check in DatabaseManager

cathrkri · Mar 11, 2026 · 2a37af8 · 2a37af8
1 parent 7f022b0
commit 2a37af8
Showing 1 changed file with 25 additions and 0 deletions.
diff --git a/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/database/DatabaseManager.java b/helpmehelpapplication/src/main/java/ntnu/sytemutvikling/team6/database/DatabaseManager.java
@@ -24,6 +24,31 @@ public DatabaseManager(){
         this.connection = new DatabaseConnection();
     }
 
+    /**
+     * Connection test for the Database.
+     * Does a simple SELECT SQL query and returns either true og and Exception if failed
+     *
+     * @return true if Sucsedd or SQLExepction if failed
+     */
+    public boolean testConnection() {
+        try (Connection conn = connection.getMySqlConnection();
+             Statement stmt = conn.createStatement()) {
+
+            ResultSet rs = stmt.executeQuery("SELECT 1");
+
+            if (rs.next()) {
+                System.out.println("Database connection verified.");
+                return true;
+            }
+
+        } catch (SQLException e) {
+            System.out.println("Database connection failed.");
+            e.printStackTrace();
+        }
+
+        return false;
+    }
+
     /**
      * Creates the {@code charities} table if it does not already exist.
      * <p>