Get devices by identifier list API

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

@@ -629,6 +629,52 @@ public interface DeviceManagementService {
             @QueryParam("requireDeviceInfo")
                     boolean requireDeviceInfo);
 
+    @POST
+    @Produces(MediaType.APPLICATION_JSON)
+    @Path("/type/any/list")
+    @ApiOperation(
+            produces = MediaType.APPLICATION_JSON,
+            httpMethod = "POST",
+            value = "Getting Details of Devices",
+            notes = "Get the details of devices by specifying the device identifiers.",
+            tags = "Device Management",
+            extensions = {
+                    @Extension(properties = {
+                            @ExtensionProperty(name = Constants.SCOPE, value = "perm:devices:details")
+                    })
+            }
+    )
+    @ApiResponses(
+            value = {
+                    @ApiResponse(
+                            code = 200,
+                            message = "OK. \n Successfully fetched the details of the device.",
+                            response = Device.class,
+                            responseHeaders = {
+                                    @ResponseHeader(
+                                            name = "Content-Type",
+                                            description = "The content type of the body"),
+                                    @ResponseHeader(
+                                            name = "ETag",
+                                            description = "Entity Tag of the response resource.\n" +
+                                                    "Used by caches, or in conditional requests."),
+                                    @ResponseHeader(
+                                            name = "Last-Modified",
+                                            description = "Date and time the resource was last modified.\n" +
+                                                    "Used by caches, or in conditional requests."),
+                            }),
+                    @ApiResponse(
+                            code = 400,
+                            message = "Bad Request. \n Invalid request or validation error.",
+                            response = ErrorResponse.class),
+                    @ApiResponse(
+                            code = 500,
+                            message = "Internal Server Error. \n " +
+                                    "Server error occurred while retrieving the device details.",
+                            response = ErrorResponse.class)
+            })
+    Response getDeviceByIdList(List<String> deviceIds);
+
 
     @PUT
     @Produces(MediaType.APPLICATION_JSON)

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceManagementServiceImpl.java

@@ -662,6 +662,27 @@ public class DeviceManagementServiceImpl implements DeviceManagementService {
         return Response.status(Response.Status.OK).entity(device).build();
     }
 
+    @POST
+    @Path("/type/any/list")
+    @Override
+    public Response getDeviceByIdList(List<String> deviceIds) {
+        DeviceManagementProviderService deviceManagementProviderService =
+                DeviceMgtAPIUtils.getDeviceManagementService();
+        if (deviceIds == null || deviceIds.isEmpty()) {
+            String msg = "Required values of device identifiers are not set..";
+            log.error(msg);
+            return Response.status(Response.Status.BAD_REQUEST).build();
+        }
+        try {
+            List<Device> devices = deviceManagementProviderService.getDeviceByIdList(deviceIds);
+            return Response.status(Response.Status.OK).entity(devices).build();
+        } catch (DeviceManagementException e) {
+            String msg = "Error encountered while retrieving devices";
+            log.error(msg, e);
+            return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(msg).build();
+        }
+    }
+
     @GET
     @Path("/{type}/{id}/location")
     @Override

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

@@ -916,4 +916,15 @@ public interface DeviceManagementProviderService {
      * @throws {@link OperationManagementException}
      */
     boolean isOperationExist(DeviceIdentifier deviceId, int operationId) throws OperationManagementException;
+
+    /**
+     * Get device list for a given device identifier list
+     *
+     * @param deviceIdentifiers A list of device identifiers
+     * @return A list of devices
+     * @throws {@link DeviceManagementException}
+     * @throws {@link InvalidDeviceException}
+     */
+    List<Device> getDeviceByIdList(List<String> deviceIdentifiers)
+            throws DeviceManagementException;
 }

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

@@ -4177,4 +4177,23 @@ public class DeviceManagementProviderServiceImpl implements DeviceManagementProv
         return pluginRepository.getOperationManager(deviceId.getType(), this.getTenantId())
                 .isOperationExist(deviceId, operationId);
     }
+
+    @Override
+    public List<Device> getDeviceByIdList(List<String> deviceIdentifiers) throws DeviceManagementException {
+        int tenantId = this.getTenantId();
+        try {
+            DeviceManagementDAOFactory.openConnection();
+            return deviceDAO.getDevicesByIdentifiers(deviceIdentifiers, tenantId);
+        } catch (DeviceManagementDAOException e) {
+            String msg = "Error occurred while retrieving device list.";
+            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();
+        }
+    }
 }