Resolve comments

components/application-mgt/io.entgra.device.mgt.core.application.mgt.common/src/main/java/io/entgra/device/mgt/core/application/mgt/common/dto/DeviceSubscriptionResponseDTO.java

@@ -1,3 +1,21 @@
+/*
+ * Copyright (c) 2018 - 2024, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
+ *
+ * Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 package io.entgra.device.mgt.core.application.mgt.common.dto;
 
 import io.entgra.device.mgt.core.application.mgt.common.CategorizedSubscriptionResult;

components/application-mgt/io.entgra.device.mgt.core.application.mgt.common/src/main/java/io/entgra/device/mgt/core/application/mgt/common/dto/SubscriptionResponseDTO.java

@@ -1,3 +1,21 @@
+/*
+ * Copyright (c) 2018 - 2024, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
+ *
+ * Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 package io.entgra.device.mgt.core.application.mgt.common.dto;
 
 import java.util.List;

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/dto/DeviceDetailsDTO.java

@@ -1,3 +1,21 @@
+/*
+ * Copyright (c) 2018 - 2024, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
+ *
+ * Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 package io.entgra.device.mgt.core.device.mgt.core.dto;
 
 public class DeviceDetailsDTO {

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/dto/OperationResponseDTO.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 - 2024, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
+ * Copyright (c) 2018 - 2023, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
  *
  * Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
  * Version 2.0 (the "License"); you may not use this file except

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/operation/mgt/dao/util/OperationDAOUtil.java

@@ -391,6 +391,11 @@ public class OperationDAOUtil {
         return operation;
     }
 
+    /**
+     * @param blob
+     * @return
+     * @throws SQLException
+     */
     public static JSONObject convertBlobToJsonObject(Blob blob) throws SQLException {
         String jsonString;
         try (InputStream inputStream = blob.getBinaryStream();
@@ -413,19 +418,24 @@ public class OperationDAOUtil {
                         jsonString = new JSONObject(obj).toString();
                     }
                 } catch (ClassNotFoundException e) {
-                    throw new SQLException("Failed to deserialize object from BLOB", e);
+                    String msg = "Failed to deserialize object from BLOB";
+                    log.error(msg, e);
+                    throw new SQLException(msg, e);
                 }
             } else {
                 // If not serialized, treat it as plain JSON string
                 jsonString = new String(blobBytes, "UTF-8");
             }
         } catch (IOException e) {
-            throw new SQLException("Failed to convert BLOB to JSON string", e);
+            String msg = "Failed to convert BLOB to JSON string";
+            log.error(msg, e);
+            throw new SQLException(msg, e);
         }
-
         // Convert JSON string to JSONObject
         if (jsonString == null || jsonString.isEmpty()) {
-            throw new SQLException("Converted JSON string is null or empty");
+            String msg = "Converted JSON string is null or empty";
+            log.error(msg);
+            throw new SQLException(msg);
         }
         return new JSONObject(jsonString);
     }