Remove commented code

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/impl/application/GenericApplicationDAOImpl.java

@@ -908,63 +908,37 @@ public class GenericApplicationDAOImpl extends AbstractDAOImpl implements Applic
     }
 
     @Override
-    public List<Integer> getTagIdsForTagNames(List<String> tagNames, int tenantId) throws ApplicationManagementDAOException {
+    public List<Integer> getTagIdsForTagNames(List<String> tagNames, int tenantId)
+            throws ApplicationManagementDAOException {
         if (log.isDebugEnabled()) {
             log.debug("Request received in DAO Layer to get tag ids for given tag names");
         }
-//        Connection conn;
-//        PreparedStatement stmt = null;
-//        ResultSet rs = null;
         try {
             Connection conn = this.getDBConnection();
             int index = 1;
             List<Integer> tagIds = new ArrayList<>();
-//            String sql = "SELECT "
-//                    + "AP_APP_TAG.ID AS ID "
-//                    + "FROM AP_APP_TAG "
-//                    + "WHERE AP_APP_TAG..NAME IN ( ? ) AND TENANT_ID = ?";
-//            conn = this.getDBConnection();
-
-            //
-            StringJoiner joiner = new StringJoiner(",", "SELECT AP_APP_TAG.ID AS ID FROM AP_APP_TAG "
-                    + "WHERE AP_APP_TAG.TAG IN (", ") AND TENANT_ID = ?");
+            StringJoiner joiner = new StringJoiner(",",
+                    "SELECT AP_APP_TAG.ID AS ID FROM AP_APP_TAG WHERE AP_APP_TAG.TAG IN (", ") AND TENANT_ID = ?");
             tagNames.stream().map(ignored -> "?").forEach(joiner::add);
             String query = joiner.toString();
             try (PreparedStatement ps = conn.prepareStatement(query)) {
-//                for (int c = 0; c < tagNames.size(); c++) {
-//                    ps.setObject(c + 1, tagNames.get(c));
-//                }
                 for (String tagName : tagNames) {
                     ps.setObject(index++, tagName);
                 }
                 ps.setInt(index, tenantId);
                 try (ResultSet rs = ps.executeQuery()) {
-                    while(rs.next()){
+                    while (rs.next()) {
                         tagIds.add(rs.getInt("ID"));
                     }
                 }
             }
-            //
-//            Array array = conn.createArrayOf("VARCHAR", new List[] { tagNames });
-//
-//            stmt = conn.prepareStatement(sql);
-//            stmt.setArray(1, array);
-//            stmt.setInt(2, tenantId);
-//            rs = stmt.executeQuery();
-//            while(rs.next()){
-//                tagIds.add(rs.getInt("ID"));
-//            }
             return tagIds;
-        }
-        catch (DBConnectionException e) {
+        } catch (DBConnectionException e) {
             throw new ApplicationManagementDAOException(
                     "Error occurred while obtaining the DB connection when adding tags", e);
         } catch (SQLException e) {
             throw new ApplicationManagementDAOException("Error occurred while adding tags", e);
         }
-//        finally {
-//            Util.cleanupResources(stmt, rs);
-//        }
     }
 
     public void addTagMapping (List<Integer>  tagIds, int applicationId, int tenantId) throws ApplicationManagementDAOException {