Examples with CloudStorageRemoteFilesEntityFetcher com.google.samples.apps.iosched.server.schedule.server.input.fetcher.CloudStorageRemoteFilesEntityFetcher used on opensource projects

Example 1 with CloudStorageRemoteFilesEntityFetcher

use of com.google.samples.apps.iosched.server.schedule.server.input.fetcher.CloudStorageRemoteFilesEntityFetcher in project iosched by google.

the class APIUpdater method run.

public void run(boolean force, boolean obfuscate, OutputStream optionalOutput) throws IOException {
    RemoteFilesEntityFetcherFactory.setBuilder(new RemoteFilesEntityFetcherFactory.FetcherBuilder() {

        String[] filenames;

        @Override
        public RemoteFilesEntityFetcherFactory.FetcherBuilder setSourceFiles(String... filenames) {
            this.filenames = filenames;
            return this;
        }

        @Override
        public EntityFetcher build() {
            return new CloudStorageRemoteFilesEntityFetcher(filenames);
        }
    });
    UpdateRunLogger logger = new UpdateRunLogger();
    CloudFileManager fileManager = new CloudFileManager();
    logger.startTimer();
    JsonDataSources sources = new ExtraInput().fetchAllDataSources();
    logger.stopTimer("fetchExtraAPI");
    logger.startTimer();
    sources.putAll(new VendorStaticInput().fetchAllDataSources());
    logger.stopTimer("fetchVendorStaticAPI");
    logger.startTimer();
    JsonObject newData = new DataExtractor(obfuscate).extractFromDataSources(sources);
    logger.stopTimer("extractOurData");
    logger.startTimer();
    byte[] newHash = CloudFileManager.calulateHash(newData);
    logger.stopTimer("calculateHash");
    // compare current Vendor API log with the one from previous run:
    logger.startTimer();
    if (!force && isUpToDate(newHash, logger)) {
        logger.logNoopRun();
        return;
    }
    logger.stopTimer("compareHash");
    logger.startTimer();
    ManifestData dataProduction = extractManifestData(fileManager.readProductionManifest(), null);
    //ManifestData dataStaging = extractManifestData(fileManager.readStagingManifest(), dataProduction);
    logger.stopTimer("readManifest");
    JsonWriter optionalOutputWriter = null;
    logger.startTimer();
    // Upload a new version of the sessions file
    if (optionalOutput != null) {
        // send data to the outputstream
        Writer writer = Channels.newWriter(Channels.newChannel(optionalOutput), "UTF-8");
        optionalOutputWriter = new JsonWriter(writer);
        optionalOutputWriter.setIndent("  ");
        new Gson().toJson(newData, optionalOutputWriter);
        optionalOutputWriter.flush();
    } else {
        // save data to the CloudStorage
        fileManager.createOrUpdate(dataProduction.sessionsFilename, newData, false);
    }
    logger.stopTimer("uploadNewSessionsFile");
    // Check data consistency
    logger.startTimer();
    DataCheck checker = new DataCheck(fileManager);
    CheckResult result = checker.check(sources, newData, dataProduction);
    if (!result.failures.isEmpty()) {
        reportDataCheckFailures(result, optionalOutput);
    }
    logger.stopTimer("runDataCheck");
    if (optionalOutput == null) {
        // Only update manifest and log if saving to persistent storage
        logger.startTimer();
        // Create new manifests
        JsonObject newProductionManifest = new JsonObject();
        newProductionManifest.add("format", new JsonPrimitive(Config.MANIFEST_FORMAT_VERSION));
        newProductionManifest.add("data_files", dataProduction.dataFiles);
        JsonObject newStagingManifest = new JsonObject();
        newStagingManifest.add("format", new JsonPrimitive(Config.MANIFEST_FORMAT_VERSION));
        // newStagingManifest.add("data_files", dataStaging.dataFiles);
        // save manifests to the CloudStorage
        fileManager.createOrUpdateProductionManifest(newProductionManifest);
        fileManager.createOrUpdateStagingManifest(newStagingManifest);
        try {
            // notify production GCM server:
            new GCMPing().notifyGCMServer(Config.GCM_URL, Config.GCM_API_KEY);
        } catch (Throwable t) {
            Logger.getLogger(APIUpdater.class.getName()).log(Level.SEVERE, "Error while pinging GCM server", t);
        }
        logger.stopTimer("uploadManifest");
        logger.logUpdateRun(dataProduction.majorVersion, dataProduction.minorVersion, dataProduction.sessionsFilename, newHash, newData, force);
    }
}