Refactored Enrolment DAO class

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

@@ -42,7 +42,7 @@ public class EnrollmentDAOImpl implements EnrollmentDAO {
             conn = this.getConnection();
             String sql = "INSERT INTO DM_ENROLMENT(DEVICE_ID, OWNER, OWNERSHIP, STATUS, " +
                     "DATE_OF_ENROLMENT, DATE_OF_LAST_UPDATE, TENANT_ID) VALUES(?, ?, ?, ?, ?, ?, ?)";
-            stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
+            stmt = conn.prepareStatement(sql, new String[] {"id"});
             stmt.setInt(1, deviceId);
             stmt.setString(2, enrolmentInfo.getOwner());
             stmt.setString(3, enrolmentInfo.getOwnership().toString());
@@ -76,7 +76,7 @@ public class EnrollmentDAOImpl implements EnrollmentDAO {
             String sql = "UPDATE DM_ENROLMENT SET OWNERSHIP = ?, STATUS = ?, " +
                     "DATE_OF_ENROLMENT = ?, DATE_OF_LAST_UPDATE = ? WHERE DEVICE_ID = ? AND OWNER = ? AND TENANT_ID = ?" +
                          " AND ID = ?";
-            stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
+            stmt = conn.prepareStatement(sql, new String[] {"id"});
             stmt.setString(1, enrolmentInfo.getOwnership().toString());
             stmt.setString(2, enrolmentInfo.getStatus().toString());
             stmt.setTimestamp(3, new Timestamp(enrolmentInfo.getDateOfEnrolment()));
@@ -109,7 +109,7 @@ public class EnrollmentDAOImpl implements EnrollmentDAO {
             conn = this.getConnection();
             String sql = "UPDATE DM_ENROLMENT SET OWNERSHIP = ?, STATUS = ?, " +
                          "DATE_OF_ENROLMENT = ?, DATE_OF_LAST_UPDATE = ? WHERE ID = ?";
-            stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
+            stmt = conn.prepareStatement(sql, new String[] {"id"});
             stmt.setString(1, enrolmentInfo.getOwnership().toString());
             stmt.setString(2, enrolmentInfo.getStatus().toString());
             stmt.setTimestamp(3, new Timestamp(enrolmentInfo.getDateOfEnrolment()));
@@ -140,7 +140,7 @@ public class EnrollmentDAOImpl implements EnrollmentDAO {
         try {
             conn = this.getConnection();
             String sql = "DELETE DM_ENROLMENT WHERE DEVICE_ID = ? AND OWNER = ? AND TENANT_ID = ?";
-            stmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
+            stmt = conn.prepareStatement(sql, new String[] {"id"});
             stmt.setInt(1, deviceId);
             stmt.setString(2, currentOwner);
             stmt.setInt(3, tenantId);

features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/oracle.sql

@@ -161,7 +161,7 @@ CREATE TABLE DM_DEVICE_OPERATION_RESPONSE (
   OPERATION_ID NUMBER(10) NOT NULL,
   OPERATION_RESPONSE BLOB DEFAULT NULL,
   CONSTRAINT PK_DM_DEVICE_OP_RESPONSE PRIMARY KEY (ID),
-  CONSTRAINT FK_DM_DEVICE_OP_RES_DEVICE FOREIGN KEY (DEVICE_ID) REFERENCES
+  CONSTRAINT FK_DM_DEVICE_OP_RES_DEVICE FOREIGN KEY (ENROLMENT_ID) REFERENCES
     DM_DEVICE (ID),
   CONSTRAINT FK_DM_DEVICE_OP_RES_OPERATION FOREIGN KEY (OPERATION_ID) REFERENCES
     DM_OPERATION (ID)