Add API for get app subscribed device list from a subscription group

components/application-mgt/org.wso2.carbon.device.application.mgt.common/src/main/java/org/wso2/carbon/device/application/mgt/common/services/SubscriptionManager.java

@@ -161,4 +161,16 @@ public interface SubscriptionManager {
      */
     PaginationResult getAppSubscriptionDetails(PaginationRequest request, String appUUID, String actionStatus, String action)
             throws ApplicationManagementException;
+
+    /***
+     * This method is responsible to provide application subscription devices data for given application release UUID.
+     * @param request  PaginationRequest object holding the data for pagination
+     * @param appUUID UUID of the application release.
+     * @param subType subscription type of the application(eg: GROUP, USER, ...)
+     * @param subTypeName subscription type name of the application (Name of the group, Name of the user, ...).
+     * @return {@link PaginationResult} pagination result of the category details.
+     * @throws {@link ApplicationManagementException} Exception of the application management
+     */
+    PaginationResult getAppInstalledSubscribeDevices(PaginationRequest request, String appUUID, String subType,
+                                                     String subTypeName) throws ApplicationManagementException;
 }

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

@@ -228,4 +228,16 @@ public interface SubscriptionDAO {
             throws ApplicationManagementDAOException;
 
     int getSubscribedGroupCount(int appReleaseId, int tenantId) throws ApplicationManagementDAOException;
+
+    /**
+     * This method is used to get the details of subscribed groups
+     *
+     * @param tenantId id of the current tenant
+     * @param appReleaseId id of the application release..
+     * @param subtype application subscribed type.
+     * @return subscribedDevices - list of app subscribed devices under the subtype.
+     * @throws {@link ApplicationManagementDAOException} if connections establishment fails.
+     */
+    List<Integer> getAppSubscribedDevicesForGroups(int appReleaseId, String subtype, int tenantId)
+            throws ApplicationManagementDAOException;
 }

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

@@ -1271,4 +1271,45 @@ public class GenericSubscriptionDAOImpl extends AbstractDAOImpl implements Subsc
             throw new ApplicationManagementDAOException(msg, e);
         }
     }
+
+    @Override
+    public List<Integer> getAppSubscribedDevicesForGroups(int appReleaseId, String subType, int tenantId)
+            throws ApplicationManagementDAOException {
+        if (log.isDebugEnabled()) {
+            log.debug("Request received in DAO Layer to get already subscribed devices for " +
+                    "given app release id.");
+        }
+        // retrieve all device list by action triggered type and app release id
+        try {
+            Connection conn = this.getDBConnection();
+            List<Integer> subscribedGroupDevices = new ArrayList<>();
+            String sql = "SELECT "
+                    + "AP_DEVICE_SUBSCRIPTION.DM_DEVICE_ID AS DEVICES "
+                    + "FROM AP_DEVICE_SUBSCRIPTION "
+                    + "WHERE "
+                    + "AP_APP_RELEASE_ID = ? AND ACTION_TRIGGERED_FROM=? AND "
+                    + "UNSUBSCRIBED=FALSE AND TENANT_ID = ?";
+            try (PreparedStatement ps = conn.prepareStatement(sql)) {
+                ps.setInt(1, appReleaseId);
+                ps.setString(2, subType.toLowerCase());;
+                ps.setInt(3, tenantId);
+                try (ResultSet rs = ps.executeQuery()) {
+                    while (rs.next()) {
+                        subscribedGroupDevices.add(rs.getInt("DEVICES"));
+                    }
+                }
+                return subscribedGroupDevices;
+            }
+        } catch (DBConnectionException e) {
+            String msg = "Error occurred while obtaining the DB connection to get already " +
+                    "subscribed groups for given app release id.";
+            log.error(msg, e);
+            throw new ApplicationManagementDAOException(msg, e);
+        } catch (SQLException e) {
+            String msg = "SQL Error occurred while getting subscribed devices for given " +
+                    "app release id.";
+            log.error(msg, e);
+            throw new ApplicationManagementDAOException(msg, e);
+        }
+    }
 }

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

@@ -1427,4 +1427,50 @@ public class SubscriptionManagerImpl implements SubscriptionManager {
             ConnectionManagerUtil.closeDBConnection();
         }
     }
+
+    @Override
+    public PaginationResult getAppInstalledSubscribeDevices(PaginationRequest request, String appUUID, String subType,
+                                                            String subTypeName) throws ApplicationManagementException {
+        int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
+        DeviceManagementProviderService deviceManagementProviderService = HelperUtil
+                .getDeviceManagementProviderService();
+        try {
+            ConnectionManagerUtil.openDBConnection();
+            ApplicationDTO applicationDTO = this.applicationDAO.getAppWithRelatedRelease(appUUID, tenantId);
+            int applicationReleaseId = applicationDTO.getApplicationReleaseDTOs().get(0).getId();
+            List<Integer> subscriptionDeviceList = new ArrayList<>();
+            //todo update the API for other subscription types
+            if (SubscriptionType.GROUP.toString().equalsIgnoreCase(subType)) {
+                subscriptionDeviceList = subscriptionDAO
+                        .getAppSubscribedDevicesForGroups(applicationReleaseId, subType, tenantId);
+            } else {
+                String msg = "Found invalid sub type: " + subType;
+                log.error(msg);
+                throw new NotFoundException(msg);
+            }
+            if (subscriptionDeviceList.isEmpty()) {
+                PaginationResult paginationResult = new PaginationResult();
+                paginationResult.setData(subscriptionDeviceList);
+                paginationResult.setRecordsFiltered(0);
+                paginationResult.setRecordsTotal(0);
+                return paginationResult;
+            }
+            return deviceManagementProviderService.getDevicesDetails(request, subscriptionDeviceList, subTypeName);
+        } catch (DeviceManagementException e) {
+            String msg = "service error occurred while getting device data from the device management service.";
+            log.error(msg, e);
+            throw new ApplicationManagementException(msg, e);
+        } catch (ApplicationManagementDAOException e) {
+            String msg = "Error occurred when get application release devices data for application release UUID: "
+                    + appUUID;
+            log.error(msg, e);
+            throw new ApplicationManagementException(msg, e);
+        } catch (DBConnectionException e) {
+            String msg = "DB Connection error occurred while getting category details that given application id";
+            log.error(msg, e);
+            throw new ApplicationManagementException(msg, e);
+        } finally {
+            ConnectionManagerUtil.closeDBConnection();
+        }
+    }
 }

components/application-mgt/org.wso2.carbon.device.application.mgt.store.api/src/main/java/org/wso2/carbon/device/application/mgt/store/api/services/SubscriptionManagementAPI.java

@@ -446,4 +446,101 @@ public interface SubscriptionManagementAPI {
                     defaultValue = "5")
             @QueryParam("limit") int limit
     );
+
+    @GET
+    @Path("/{uuid}/{subType}/{subTypeName}/devices")
+    @Produces(MediaType.APPLICATION_JSON)
+    @Consumes(MediaType.APPLICATION_JSON)
+    @ApiOperation(
+            consumes = MediaType.APPLICATION_JSON,
+            produces = MediaType.APPLICATION_JSON,
+            httpMethod = "GET",
+            value = "Get device details in categories that have a given application install",
+            notes = "This will get the category's device details that have a given application install, if exists",
+            tags = "Subscription Management",
+            extensions = {
+                    @Extension(properties = {
+                            @ExtensionProperty(name = SCOPE, value = "perm:app:subscription:uninstall")
+                    })
+            }
+    )
+    @ApiResponses(
+            value = {
+                    @ApiResponse(
+                            code = 200,
+                            message = "OK. \n Successfully retrieved device details.",
+                            response = List.class,
+                            responseContainer = "List"),
+                    @ApiResponse(
+                            code = 404,
+                            message = "Not Found. \n No Devices found which has application " +
+                                    "release of UUID.",
+                            response = ErrorResponse.class),
+                    @ApiResponse(
+                            code = 400,
+                            message = "Bad Request. \n Found invalid payload with the request.",
+                            response = List.class),
+                    @ApiResponse(
+                            code = 403,
+                            message = "Forbidden. \n Don't have permission to get the details.",
+                            response = List.class),
+                    @ApiResponse(
+                            code = 500,
+                            message = "Internal Server Error. \n Error occurred while getting data",
+                            response = ErrorResponse.class)
+            })
+    Response getAppInstalledDevicesOnCategories(
+            @ApiParam(
+                    name="uuid",
+                    value="uuid of the application release.",
+                    required = true)
+            @PathParam("uuid") String uuid,
+            @ApiParam(
+                    name="subType",
+                    value="Subscription type of the application release.",
+                    required = true)
+            @PathParam("subType") String subType,
+            @ApiParam(
+                    name="subTypeName",
+                    value="Subscription type name of the application release.",
+                    required = true)
+            @PathParam("subTypeName") String subTypeName,
+            @ApiParam(
+                    name = "offset",
+                    value = "The starting pagination index for the complete list of qualified items.",
+                    defaultValue = "0")
+            @QueryParam("offset") int offset,
+            @ApiParam(
+                    name = "limit",
+                    value = "Provide how many device details you require from the starting " +
+                            "pagination index/offset.",
+                    defaultValue = "5")
+            @QueryParam("limit") int limit,
+            @ApiParam(
+                    name = "name",
+                    value = "The device name. For example, Nexus devices can have names, such as shamu, bullhead or angler.",
+                    required = false)
+            @Size(max = 45)
+                    String name,
+            @ApiParam(
+                    name = "user",
+                    value = "The username of the owner of the device.",
+                    required = false)
+            @QueryParam("user")
+                    String user,
+            @ApiParam(
+                    name = "ownership",
+                    allowableValues = "BYOD, COPE",
+                    value = "Provide the ownership status of the device. The following values can be assigned:\n" +
+                            "- BYOD: Bring Your Own Device\n" +
+                            "- COPE: Corporate-Owned, Personally-Enabled",
+                    required = false)
+            @QueryParam("ownership")
+            @Size(max = 45)
+                    String ownership,
+            @ApiParam(
+                    name = "status",
+                    value = "Provide the device status details, such as active or inactive.")
+            @QueryParam("status") List<String> status
+    );
 }

components/application-mgt/org.wso2.carbon.device.application.mgt.store.api/src/main/java/org/wso2/carbon/device/application/mgt/store/api/services/impl/SubscriptionManagementAPIImpl.java

@@ -400,4 +400,73 @@ public class SubscriptionManagementAPIImpl implements SubscriptionManagementAPI{
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
         }
     }
+
+    @GET
+    @Consumes("application/json")
+    @Produces("application/json")
+    @Path("/{uuid}/{subType}/{subTypeName}/devices")
+    public Response getAppInstalledDevicesOnCategories(
+            @PathParam("uuid") String uuid,
+            @PathParam("subType") String subType,
+            @PathParam("subTypeName") String subTypeName,
+            @DefaultValue("0")
+            @QueryParam("offset") int offset,
+            @DefaultValue("5")
+            @QueryParam("limit") int limit,
+            @QueryParam("name") String name,
+            @QueryParam("user") String user,
+            @QueryParam("ownership") String ownership,
+            @QueryParam("status") List<String> status) {
+        try {
+            SubscriptionManager subscriptionManager = APIUtil.getSubscriptionManager();
+            PaginationRequest request = new PaginationRequest(offset, limit);
+
+            if (StringUtils.isNotBlank(name)) {
+                request.setDeviceName(name);
+            }
+            if (StringUtils.isNotBlank(user)) {
+                request.setOwner(user);
+            }
+            if (StringUtils.isNotBlank(ownership)) {
+                RequestValidationUtil.validateOwnershipType(ownership);
+                request.setOwnership(ownership);
+            }
+            if (status != null && !status.isEmpty()) {
+                boolean isStatusEmpty = true;
+                for (String statusString : status) {
+                    if (StringUtils.isNotBlank(statusString)) {
+                        isStatusEmpty = false;
+                        break;
+                    }
+                }
+                if (!isStatusEmpty) {
+                    RequestValidationUtil.validateStatus(status);
+                    request.setStatusList(status);
+                }
+            }
+
+            //todo need to update the API for other subscription types
+            if (SubscriptionType.GROUP.toString().equalsIgnoreCase(subType)) {
+                PaginationResult subscribedCategoryDetails = subscriptionManager
+                        .getAppInstalledSubscribeDevices(request, uuid, subType, subTypeName);
+                DeviceList devices = new DeviceList();
+                devices.setList((List<Device>) subscribedCategoryDetails.getData());
+                devices.setCount(subscribedCategoryDetails.getRecordsTotal());
+                return Response.status(Response.Status.OK).entity(devices).build();
+            } else {
+                String msg = "Found invalid sub type: " + subType;
+                log.error(msg);
+                return Response.status(Response.Status.NOT_FOUND).entity(msg).build();
+            }
+        } catch (NotFoundException e) {
+            String msg = "Application with application release UUID: " + uuid + " is not found";
+            log.error(msg, e);
+            return Response.status(Response.Status.NOT_FOUND).entity(msg).build();
+        } catch (ApplicationManagementException e) {
+            String msg = "Error occurred while getting application with the application " +
+                    "release uuid: " + uuid;
+            log.error(msg, e);
+            return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
+        }
+    }
 }

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

@@ -758,4 +758,27 @@ public interface DeviceDAO {
                                            String version) throws DeviceManagementDAOException;
 
     int getFunctioningDevicesInSystem() throws DeviceManagementDAOException;
+
+    /**
+     * This method is used to get the details of devices when give deviceIDs list and group name.
+     * @param deviceIds device ids of the devices.
+     * @param tenantId  Id of the current tenant.
+     * @param request   paginated request object.
+     * @param groupName group name.
+     * @return devices -  device details list
+     * @throws DeviceManagementDAOException if connections establishment fails.
+     */
+    List<Device> getGroupedDevicesDetails(PaginationRequest request, List<Integer> deviceIds, String groupName,
+                                          int tenantId) throws DeviceManagementDAOException;
+
+    /**
+     * @param deviceIds device ids of the devices.
+     * @param tenantId  tenant id
+     * @param request   paginated request object.
+     * @param groupName group name.
+     * @return number of device count under the group name.
+     * @throws DeviceManagementDAOException if error occurred while processing the SQL statement.
+     */
+    int getGroupedDevicesCount(PaginationRequest request, List<Integer> deviceIds, String groupName, int tenantId)
+            throws DeviceManagementDAOException;
 }

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

@@ -3022,4 +3022,154 @@ public abstract class AbstractDeviceDAOImpl implements DeviceDAO {
             throw new DeviceManagementDAOException(msg, e);
         }
     }
+
+    @Override
+    public List<Device> getGroupedDevicesDetails(PaginationRequest request, List<Integer> deviceIds, String groupName,
+                                                 int tenantId) throws DeviceManagementDAOException {
+        int limitValue = request.getRowCount();
+        int offsetValue = request.getStartIndex();
+        List<String> status = request.getStatusList();
+        String name = request.getDeviceName();
+        String user = request.getOwner();
+        String ownership = request.getOwnership();
+        try {
+            List<Device> devices = new ArrayList<>();
+            if (deviceIds.isEmpty()) {
+                return devices;
+            }
+            Connection conn = this.getConnection();
+            int index = 1;
+            StringJoiner joiner = new StringJoiner(",",
+                    "SELECT "
+                            + "DM_DEVICE.ID AS DEVICE_ID, "
+                            + "DM_DEVICE.NAME AS DEVICE_NAME, "
+                            + "DM_DEVICE.DESCRIPTION AS DESCRIPTION, "
+                            + "DM_DEVICE.DEVICE_TYPE_ID, "
+                            + "DM_DEVICE.DEVICE_IDENTIFICATION AS DEVICE_IDENTIFICATION, "
+                            + "e.ID AS ENROLMENT_ID, "
+                            + "e.OWNER, "
+                            + "e.OWNERSHIP, "
+                            + "e.DATE_OF_ENROLMENT, "
+                            + "e.DATE_OF_LAST_UPDATE, "
+                            + "e.STATUS, "
+                            + "e.IS_TRANSFERRED, "
+                            + "device_types.NAME AS DEVICE_TYPE "
+                            + "FROM DM_DEVICE_GROUP_MAP "
+                            + "INNER JOIN DM_DEVICE ON "
+                            + "DM_DEVICE_GROUP_MAP.DEVICE_ID = DM_DEVICE.ID "
+                            + "INNER JOIN DM_GROUP ON "
+                            + "DM_DEVICE_GROUP_MAP.GROUP_ID = DM_GROUP.ID "
+                            + "INNER JOIN DM_ENROLMENT e ON "
+                            + "DM_DEVICE.ID = e.DEVICE_ID AND "
+                            + "DM_DEVICE.TENANT_ID = e.TENANT_ID "
+                            + "INNER JOIN (SELECT ID, NAME FROM DM_DEVICE_TYPE) AS device_types ON "
+                            + "device_types.ID = DM_DEVICE.DEVICE_TYPE_ID "
+                            + "WHERE DM_DEVICE.ID IN (",
+                    ") AND DM_DEVICE.TENANT_ID = ?");
+
+            deviceIds.stream().map(ignored -> "?").forEach(joiner::add);
+            String query = joiner.toString();
+            if (StringUtils.isNotBlank(groupName)) {
+                query += " AND DM_GROUP.GROUP_NAME = ?";
+            }
+            if (StringUtils.isNotBlank(name)) {
+                query += " AND DM_DEVICE.NAME LIKE ?";
+            }
+            if (StringUtils.isNotBlank(user)) {
+                query += " AND e.OWNER = ?";
+            }
+            if (StringUtils.isNotBlank(ownership)) {
+                query += " AND e.OWNERSHIP = ?";
+            }
+            if (status != null && !status.isEmpty()) {
+                query += buildStatusQuery(status);
+            }
+
+            query += "LIMIT ? OFFSET ?";
+
+            try (PreparedStatement ps = conn.prepareStatement(query)) {
+                for (Integer deviceId : deviceIds) {
+                    ps.setInt(index++, deviceId);
+                }
+                ps.setInt(index++, tenantId);
+                if (StringUtils.isNotBlank(groupName)) {
+                    ps.setString(index++, groupName);
+                }
+                if (StringUtils.isNotBlank(name)) {
+                    ps.setString(index++, name);
+                }
+                if (StringUtils.isNotBlank(user)) {
+                    ps.setString(index++, user);
+                }
+                if (StringUtils.isNotBlank(ownership)) {
+                    ps.setString(index++, ownership);
+                }
+                if (status != null && !status.isEmpty()) {
+                    for (String deviceStatus : status) {
+                        ps.setString(index++, deviceStatus);
+                    }
+                }
+                ps.setInt(index++, limitValue);
+                ps.setInt(index, offsetValue);
+
+                try (ResultSet rs = ps.executeQuery()) {
+                    while (rs.next()) {
+                        devices.add(DeviceManagementDAOUtil.loadDevice(rs));
+                    }
+                    return devices;
+                }
+            }
+        } catch (SQLException e) {
+            String msg = "Error occurred while retrieving information of all registered devices " +
+                    "according to device ids and the limit area.";
+            log.error(msg, e);
+            throw new DeviceManagementDAOException(msg, e);
+        }
+    }
+
+    @Override
+    public int getGroupedDevicesCount(PaginationRequest request, List<Integer> deviceIds, String groupName,
+                                      int tenantId) throws DeviceManagementDAOException {
+        try {
+            Connection conn = this.getConnection();
+            if (deviceIds.isEmpty()) {
+                return 0;
+            }
+            int index = 1;
+            StringJoiner joiner = new StringJoiner(",",
+                    "SELECT "
+                            + "COUNT(DM_DEVICE_GROUP_MAP.DEVICE_ID) AS DEVICE_COUNT "
+                            + "FROM DM_DEVICE_GROUP_MAP "
+                            + "INNER JOIN DM_GROUP ON "
+                            + "DM_DEVICE_GROUP_MAP.GROUP_ID = DM_GROUP.ID "
+                            + "WHERE DM_DEVICE_GROUP_MAP.DEVICE_ID IN (",
+                    ") AND DM_GROUP.TENANT_ID = ?");
+            deviceIds.stream().map(ignored -> "?").forEach(joiner::add);
+            String query = joiner.toString();
+            if (StringUtils.isNotBlank(groupName)) {
+                query += " AND DM_GROUP.GROUP_NAME = ?";
+            }
+
+            try (PreparedStatement ps = conn.prepareStatement(query)) {
+                for (Integer deviceId : deviceIds) {
+                    ps.setInt(index++, deviceId);
+                }
+                ps.setInt(index++, tenantId);
+                if (StringUtils.isNotBlank(groupName)) {
+                    ps.setString(index, groupName);
+                }
+                try (ResultSet rs = ps.executeQuery()) {
+                    if (rs.next()) {
+                        return rs.getInt("DEVICE_COUNT");
+                    }
+                    return 0;
+                }
+            }
+        } catch (SQLException e) {
+            String msg = "Error occurred while retrieving information of all registered devices " +
+                    "according to device ids and the limit area.";
+            log.error(msg, e);
+            throw new DeviceManagementDAOException(msg, e);
+        }
+    }
 }

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

@@ -1194,6 +1194,79 @@ public class OracleDeviceDAOImpl extends AbstractDeviceDAOImpl {
         }
     }
 
+    @Override
+    public List<Device> getGroupedDevicesDetails(PaginationRequest request, List<Integer> deviceIds, String groupName,
+                                                 int tenantId) throws DeviceManagementDAOException {
+        int limitValue = request.getRowCount();
+        int offsetValue = request.getStartIndex();
+        try {
+            List<Device> devices = new ArrayList<>();
+            if (deviceIds.isEmpty()) {
+                return devices;
+            }
+            Connection conn = this.getConnection();
+            int index = 1;
+            StringJoiner joiner = new StringJoiner(",",
+                    "SELECT "
+                            + "DM_DEVICE.ID AS DEVICE_ID, "
+                            + "DM_DEVICE.NAME AS DEVICE_NAME, "
+                            + "DM_DEVICE.DESCRIPTION AS DESCRIPTION, "
+                            + "DM_DEVICE.DEVICE_TYPE_ID, "
+                            + "DM_DEVICE.DEVICE_IDENTIFICATION AS DEVICE_IDENTIFICATION, "
+                            + "e.ID AS ENROLMENT_ID, "
+                            + "e.OWNER, "
+                            + "e.OWNERSHIP, "
+                            + "e.DATE_OF_ENROLMENT, "
+                            + "e.DATE_OF_LAST_UPDATE, "
+                            + "e.STATUS, "
+                            + "e.IS_TRANSFERRED, "
+                            + "device_types.NAME AS DEVICE_TYPE "
+                            + "FROM DM_DEVICE_GROUP_MAP "
+                            + "INNER JOIN DM_DEVICE ON "
+                            + "DM_DEVICE_GROUP_MAP.DEVICE_ID = DM_DEVICE.ID "
+                            + "INNER JOIN DM_GROUP ON "
+                            + "DM_DEVICE_GROUP_MAP.GROUP_ID = DM_GROUP.ID "
+                            + "INNER JOIN DM_ENROLMENT e ON "
+                            + "DM_DEVICE.ID = e.DEVICE_ID AND "
+                            + "DM_DEVICE.TENANT_ID = e.TENANT_ID "
+                            + "INNER JOIN (SELECT ID, NAME FROM DM_DEVICE_TYPE) AS device_types ON "
+                            + "device_types.ID = DM_DEVICE.DEVICE_TYPE_ID "
+                            + "WHERE DM_DEVICE.ID IN (",
+                    ") AND DM_DEVICE.TENANT_ID = ?");
+
+            deviceIds.stream().map(ignored -> "?").forEach(joiner::add);
+            String query = joiner.toString();
+            if (StringUtils.isNotBlank(groupName)) {
+                query += " AND DM_GROUP.GROUP_NAME = ?";
+            }
+            query += " ORDER BY DEVICE_ID OFFSET ? ROWS FETCH NEXT ? ROWS ONLY";
+
+            try (PreparedStatement ps = conn.prepareStatement(query)) {
+                for (Integer deviceId : deviceIds) {
+                    ps.setInt(index++, deviceId);
+                }
+                ps.setInt(index++, tenantId);
+                if (StringUtils.isNotBlank(groupName)) {
+                    ps.setString(index++, groupName);
+                }
+                ps.setInt(index++, offsetValue);
+                ps.setInt(index, limitValue);
+
+                try (ResultSet rs = ps.executeQuery()) {
+                    while (rs.next()) {
+                        devices.add(DeviceManagementDAOUtil.loadDevice(rs));
+                    }
+                    return devices;
+                }
+            }
+        } catch (SQLException e) {
+            String msg = "Error occurred while retrieving information of all registered devices " +
+                    "according to device ids and the limit area.";
+            log.error(msg, e);
+            throw new DeviceManagementDAOException(msg, e);
+        }
+    }
+
     private Connection getConnection() throws SQLException {
         return DeviceManagementDAOFactory.getConnection();
     }

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

@@ -18,6 +18,7 @@
 
 package org.wso2.carbon.device.mgt.core.dao.impl.device;
 
+import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.wso2.carbon.device.mgt.common.Count;
@@ -1132,6 +1133,79 @@ public class SQLServerDeviceDAOImpl extends AbstractDeviceDAOImpl {
         }
     }
 
+    @Override
+    public List<Device> getGroupedDevicesDetails(PaginationRequest request, List<Integer> deviceIds, String groupName,
+                                                 int tenantId) throws DeviceManagementDAOException {
+        int limitValue = request.getRowCount();
+        int offsetValue = request.getStartIndex();
+        try {
+            List<Device> devices = new ArrayList<>();
+            if (deviceIds.isEmpty()) {
+                return devices;
+            }
+            Connection conn = this.getConnection();
+            int index = 1;
+            StringJoiner joiner = new StringJoiner(",",
+                    "SELECT "
+                            + "DM_DEVICE.ID AS DEVICE_ID, "
+                            + "DM_DEVICE.NAME AS DEVICE_NAME, "
+                            + "DM_DEVICE.DESCRIPTION AS DESCRIPTION, "
+                            + "DM_DEVICE.DEVICE_TYPE_ID, "
+                            + "DM_DEVICE.DEVICE_IDENTIFICATION AS DEVICE_IDENTIFICATION, "
+                            + "e.ID AS ENROLMENT_ID, "
+                            + "e.OWNER, "
+                            + "e.OWNERSHIP, "
+                            + "e.DATE_OF_ENROLMENT, "
+                            + "e.DATE_OF_LAST_UPDATE, "
+                            + "e.STATUS, "
+                            + "e.IS_TRANSFERRED, "
+                            + "device_types.NAME AS DEVICE_TYPE "
+                            + "FROM DM_DEVICE_GROUP_MAP "
+                            + "INNER JOIN DM_DEVICE ON "
+                            + "DM_DEVICE_GROUP_MAP.DEVICE_ID = DM_DEVICE.ID "
+                            + "INNER JOIN DM_GROUP ON "
+                            + "DM_DEVICE_GROUP_MAP.GROUP_ID = DM_GROUP.ID "
+                            + "INNER JOIN DM_ENROLMENT e ON "
+                            + "DM_DEVICE.ID = e.DEVICE_ID AND "
+                            + "DM_DEVICE.TENANT_ID = e.TENANT_ID "
+                            + "INNER JOIN (SELECT ID, NAME FROM DM_DEVICE_TYPE) AS device_types ON "
+                            + "device_types.ID = DM_DEVICE.DEVICE_TYPE_ID "
+                            + "WHERE DM_DEVICE.ID IN (",
+                    ") AND DM_DEVICE.TENANT_ID = ?");
+
+            deviceIds.stream().map(ignored -> "?").forEach(joiner::add);
+            String query = joiner.toString();
+            if (StringUtils.isNotBlank(groupName)) {
+                query += " AND DM_GROUP.GROUP_NAME = ?";
+            }
+            query += " ORDER BY DEVICE_ID OFFSET ? ROWS FETCH NEXT ? ROWS ONLY";
+
+            try (PreparedStatement ps = conn.prepareStatement(query)) {
+                for (Integer deviceId : deviceIds) {
+                    ps.setInt(index++, deviceId);
+                }
+                ps.setInt(index++, tenantId);
+                if (StringUtils.isNotBlank(groupName)) {
+                    ps.setString(index++, groupName);
+                }
+                ps.setInt(index++, offsetValue);
+                ps.setInt(index, limitValue);
+
+                try (ResultSet rs = ps.executeQuery()) {
+                    while (rs.next()) {
+                        devices.add(DeviceManagementDAOUtil.loadDevice(rs));
+                    }
+                    return devices;
+                }
+            }
+        } catch (SQLException e) {
+            String msg = "Error occurred while retrieving information of all registered devices " +
+                    "according to device ids and the limit area.";
+            log.error(msg, e);
+            throw new DeviceManagementDAOException(msg, e);
+        }
+    }
+
     //TODO: Override for MSSQL
     /*
     @Override

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

@@ -992,4 +992,14 @@ public interface DeviceManagementProviderService {
 
     License getLicenseConfig (String deviceTypeName) throws DeviceManagementException;
 
+    /**
+     * This method retrieves a list of devices details.
+     * @param request paginated request object.
+     * @param devicesIds devices ids list
+     * @param groupName name of the group
+     * @return {@link PaginationResult}
+     * @throws DeviceManagementException if any service level or DAO level error occurs.
+     */
+    PaginationResult getDevicesDetails(PaginationRequest request, List<Integer> devicesIds, String groupName)
+            throws DeviceManagementException;
 }

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

@@ -4429,4 +4429,39 @@ public class DeviceManagementProviderServiceImpl implements DeviceManagementProv
         return deviceManagementService.getLicenseConfig();
     }
 
+    @Override
+    public PaginationResult getDevicesDetails(PaginationRequest request, List<Integer> devicesIds,
+                                              String groupName) throws DeviceManagementException {
+        int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId(true);
+        if (log.isDebugEnabled()) {
+            log.debug("Getting all devices details for device ids: " + devicesIds);
+        }
+        PaginationResult paginationResult = new PaginationResult();
+        List<Device> subscribedDeviceDetails;
+        try {
+            DeviceManagementDAOFactory.openConnection();
+            subscribedDeviceDetails = deviceDAO.getGroupedDevicesDetails(request, devicesIds, groupName, tenantId);
+            if (subscribedDeviceDetails.isEmpty()) {
+                paginationResult.setData(new ArrayList<>());
+                paginationResult.setRecordsFiltered(0);
+                paginationResult.setRecordsTotal(0);
+                return paginationResult;
+            }
+            int count = deviceDAO.getGroupedDevicesCount(request, devicesIds, groupName, tenantId);
+            paginationResult.setRecordsFiltered(count);
+            paginationResult.setRecordsTotal(count);
+        } catch (DeviceManagementDAOException e) {
+            String msg = "Error occurred while retrieving device list for device ids " + devicesIds;
+            log.error(msg, e);
+            throw new DeviceManagementException(msg, e);
+        } catch (SQLException e) {
+            String msg = "Error occurred while opening a connection to the data source";
+            log.error(msg, e);
+            throw new DeviceManagementException(msg, e);
+        } finally {
+            DeviceManagementDAOFactory.closeConnection();
+        }
+        paginationResult.setData(populateAllDeviceInfo(subscribedDeviceDetails));
+        return paginationResult;
+    }
 }