From c6a1508ee77c5cf4707210e20ead78351d40ec50 Mon Sep 17 00:00:00 2001 From: lashanfaliq95 Date: Wed, 11 Jul 2018 09:26:01 +0530 Subject: [PATCH] add the filter api --- .../api/DeviceEventManagementService.java | 61 +++++++++++++++++++ .../DeviceEventManagementServiceImpl.java | 55 +++++++++++++++++ 2 files changed, 116 insertions(+) diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/DeviceEventManagementService.java b/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/DeviceEventManagementService.java index 59e7e2e11b5..449df8e8f5a 100644 --- a/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/DeviceEventManagementService.java +++ b/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/DeviceEventManagementService.java @@ -296,6 +296,67 @@ public interface DeviceEventManagementService { @PathParam("type") String deviceType, @ApiParam(name = "limit", value = "limit of the records that needs to be picked up", required = false) @QueryParam("limit") int limit); + + @GET + @Path("filter/{type}/{parameter}") + @ApiOperation( + produces = MediaType.APPLICATION_JSON, + httpMethod = "GET", + value = "Getting the filtered devices", + notes = "Get the list of devices based on the filter parameter", + tags = "Device Event Management", + extensions = { + @Extension(properties = { + @ExtensionProperty(name = Constants.SCOPE, value = "perm:device-types:events:view") + }) + } + ) + @ApiResponses( + value = { + @ApiResponse( + code = 200, + message = "OK. \n Successfully fetched the event.", + response = EventRecords.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"), + @ApiResponse( + code = 406, + message = "Not Acceptable.\n The requested media type is not supported"), + @ApiResponse( + code = 500, + message = "Internal Server Error. \n Server error occurred while fetching the " + + "list of supported device types.", + response = ErrorResponse.class) + } + ) + Response getFilteredDevices( + @ApiParam(name = "type", value = "name of the device type", required = true) + @PathParam("type") String deviceType, + @ApiParam(name = "type", value = "name of the parameter", required = true) + @PathParam("type") String parameter, + @ApiParam(name = "limit", value = "minimum value the parameter can have", required = false) + @QueryParam("min") int min, + @ApiParam(name = "max", value = "max value the parameter can have", required = false) + @QueryParam("max") int max + ); + @GET @Path("/{type}") diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceEventManagementServiceImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceEventManagementServiceImpl.java index cba8879dcb2..e224cf3ae48 100644 --- a/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceEventManagementServiceImpl.java +++ b/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceEventManagementServiceImpl.java @@ -429,6 +429,61 @@ public class DeviceEventManagementServiceImpl implements DeviceEventManagementSe } } + + + /** + * Returns the filterd device list. Devices are filterd using the paramter given. + * parameter can be given as a range or a single value. + */ + @GET + @Path("filter/{type}/{parameter}") + @Override + public Response getFilteredDevices( @PathParam("type") String deviceType, @PathParam("parameter") String parameter, + @QueryParam("min") int min,@QueryParam("max") int max) { + String query; + if (min != 0 & max != 0) { + query = "DISTINCT "+DEFAULT_META_DEVICE_ID_ATTRIBUTE + + " AND " + parameter + " : [" + min + " TO " + max + "]"; + } else if (min != 0 & max == 0) { + query = "DISTINCT "+DEFAULT_META_DEVICE_ID_ATTRIBUTE + + " AND " + parameter + " : [" + min + " TO " + max + "]"; + }else if(max != 0 & min==0){ + query = "DISTINCT "+DEFAULT_META_DEVICE_ID_ATTRIBUTE + + " AND " + parameter + " : [" + min + " TO " + max + "]"; + }else{ + String errorMessage = "One of the range values need to be given"; + log.error(errorMessage); + return Response.status(Response.Status.BAD_REQUEST).build(); + } + + String tenantDomain = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantDomain(); + String sensorTableName = getTableName(DeviceMgtAPIUtils.getStreamDefinition(deviceType, tenantDomain)); + try { + if (deviceType == null || + !DeviceMgtAPIUtils.getDeviceManagementService().getAvailableDeviceTypes().contains(deviceType)) { + String errorMessage = "Invalid device type"; + log.error(errorMessage); + return Response.status(Response.Status.BAD_REQUEST).build(); + } + + List sortByFields = new ArrayList<>(); + SortByField sortByField = new SortByField(TIMESTAMP_FIELD_NAME, SortType.DESC); + sortByFields.add(sortByField); + + EventRecords eventRecords = getAllEventsForDevice(sensorTableName, query, sortByFields, 0, 1); + return Response.status(Response.Status.OK.getStatusCode()).entity(eventRecords).build(); + + } catch (AnalyticsException e) { + String errorMsg = "Error on retrieving stats on table " + sensorTableName + " with query " + query; + log.error(errorMsg); + return Response.status(Response.Status.INTERNAL_SERVER_ERROR.getStatusCode()).entity(errorMsg).build(); + } catch (DeviceManagementException e) { + String errorMsg = "Error on retrieving stats on table " + sensorTableName + " with query " + query; + log.error(errorMsg); + return Response.status(Response.Status.INTERNAL_SERVER_ERROR.getStatusCode()).entity(errorMsg).build(); + } + } + private void publishEventReceivers(String streamNameWithVersion, TransportType transportType , String requestedTenantDomain, String deviceType) throws RemoteException, UserStoreException, JWTClientException {