diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/GenericApplicationDAOImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/GenericApplicationDAOImpl.java
index caa61709c2..d3362041c3 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/GenericApplicationDAOImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/GenericApplicationDAOImpl.java
@@ -30,6 +30,9 @@ import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * Generic DAO implementation for Application Management Operations
+ */
 public class GenericApplicationDAOImpl extends AbstractApplicationDAOImpl{
 
     @Override
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/PostgreSQLApplicationDAOImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/PostgreSQLApplicationDAOImpl.java
index 5fbce2b18e..c2411337c1 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/PostgreSQLApplicationDAOImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/PostgreSQLApplicationDAOImpl.java
@@ -30,6 +30,9 @@ import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * PosgreSQL specific DAO implementation for Application Management Operations
+ */
 public class PostgreSQLApplicationDAOImpl extends AbstractApplicationDAOImpl{
 
     @Override