get all devices when the username is provided

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/DeviceManager.java

@@ -55,4 +55,7 @@ public interface DeviceManager {
 
 	public OperationManager getOperationManager(String type) throws DeviceManagementException;
 
+	public List<Device> getDeviceListOfUser(String username)
+			throws DeviceManagementException, DeviceManagementDAOException;
+
 }

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/DeviceManagerImpl.java

@@ -203,4 +203,21 @@ public class DeviceManagerImpl implements DeviceManager {
 	public DeviceManagementRepository getPluginRepository() {
 		return pluginRepository;
 	}
+
+	@Override
+	public List<Device> getDeviceListOfUser(String username)
+			throws DeviceManagementException, DeviceManagementDAOException {
+		List<org.wso2.carbon.device.mgt.core.dto.Device> devicesList = this.deviceDAO.getDeviceListOfUser(username);
+		List<Device> devicesOfUser=new ArrayList<Device>();
+		for(int x=0;x<devicesList.size();x++){
+			DeviceManagerService dms = this.getPluginRepository().getDeviceManagementProvider(
+					devicesList.get(x).getDeviceType().getName());
+			DeviceIdentifier deviceIdentifier = new DeviceIdentifier();
+			deviceIdentifier.setId(devicesList.get(x).getDeviceIdentificationId());
+			deviceIdentifier.setType(devicesList.get(x).getDeviceType().getName());
+			Device dv=dms.getDevice(deviceIdentifier);
+			devicesOfUser.add(dv);
+		}
+		return devicesOfUser;
+	}
 }

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

@@ -55,4 +55,12 @@ public interface DeviceDAO {
 	 * @throws DeviceManagementDAOException
 	 */
 	List<Device> getDevices(Integer type) throws DeviceManagementDAOException;
+
+	/**
+	 * Get the list of devices belongs to a user.
+	 * @param username Requested user.
+	 * @return List of devices of the user.
+	 * @throws DeviceManagementDAOException
+	 */
+	List<Device> getDeviceListOfUser(String username) throws DeviceManagementDAOException;
 }

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

@@ -24,6 +24,7 @@ import org.wso2.carbon.device.mgt.core.dao.DeviceDAO;
 import org.wso2.carbon.device.mgt.core.dao.DeviceManagementDAOException;
 import org.wso2.carbon.device.mgt.core.dao.util.DeviceManagementDAOUtil;
 import org.wso2.carbon.device.mgt.core.dto.Device;
+import org.wso2.carbon.device.mgt.core.dto.DeviceType;
 import org.wso2.carbon.device.mgt.core.dto.Status;
 
 import javax.sql.DataSource;
@@ -76,6 +77,39 @@ public class DeviceDAOImpl implements DeviceDAO {
 		}
 	}
 
+	@Override public List<Device> getDeviceListOfUser(String username)
+			throws DeviceManagementDAOException {
+		Connection conn = this.getConnection();
+		PreparedStatement stmt = null;
+		List<Device> deviceList = new ArrayList<Device>();
+		try {
+			stmt = conn.prepareStatement(
+					"SELECT DM_DEVICE_TYPE.ID, DM_DEVICE_TYPE.NAME, DM_DEVICE.ID, DEVICE_TYPE_ID, DEVICE_IDENTIFICATION FROM DM_DEVICE, DM_DEVICE_TYPE WHERE DM_DEVICE.DEVICE_TYPE_ID =DM_DEVICE_TYPE.ID AND DM_DEVICE.OWNER =?");
+			stmt.setString(1, username);
+			ResultSet results = stmt.executeQuery();
+
+			while (results.next()) {
+				Device device = new Device();
+				DeviceType deviceType=new DeviceType();
+				int id=results.getInt(results.getInt(1));
+				deviceType.setId((long) id);
+				deviceType.setName(results.getString(2));
+				device.setId(results.getInt(3));
+				device.setDeviceType(deviceType);
+				device.setDeviceTypeId(results.getInt(4));
+				device.setDeviceIdentificationId(results.getString(5));
+				deviceList.add(device);
+			}
+		} catch (SQLException e) {
+			String msg = "Error occurred while fetching the list of devices belongs to " + username;
+			log.error(msg, e);
+			throw new DeviceManagementDAOException(msg, e);
+		} finally {
+			DeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+		}
+		return deviceList;
+	}
+
 	@Override
 	public void updateDevice(Device device) throws DeviceManagementDAOException {
 

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dto/Device.java

@@ -34,6 +34,15 @@ public class Device implements Serializable {
     private String ownerShip;
     private int tenantId;
     private Integer deviceTypeId;
+	private DeviceType deviceType;
+
+	public DeviceType getDeviceType() {
+		return deviceType;
+	}
+
+	public void setDeviceType(DeviceType deviceType) {
+		this.deviceType = deviceType;
+	}
 
     public Integer getDeviceTypeId() {
         return deviceTypeId;

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/service/DeviceManagementService.java

@@ -22,6 +22,7 @@ import org.wso2.carbon.device.mgt.common.DeviceIdentifier;
 import org.wso2.carbon.device.mgt.common.DeviceManagementException;
 import org.wso2.carbon.device.mgt.common.OperationManager;
 import org.wso2.carbon.device.mgt.core.DeviceManager;
+import org.wso2.carbon.device.mgt.core.dao.DeviceManagementDAOException;
 import org.wso2.carbon.device.mgt.core.internal.DeviceManagementDataHolder;
 
 import java.util.List;
@@ -93,4 +94,9 @@ public class DeviceManagementService implements DeviceManager {
 				getOperationManager(type);
 	}
 
+
+	@Override public List<Device> getDeviceListOfUser(String username) throws DeviceManagementException,DeviceManagementDAOException {
+		return DeviceManagementDataHolder.getInstance().getDeviceManager().getDeviceListOfUser(username);
+	}
+
 }