1 // Copyright 2017 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 // This file defines a service that sends ukm logs to a server.
7 #ifndef COMPONENTS_UKM_UKM_REPORTING_SERVICE_H_
8 #define COMPONENTS_UKM_UKM_REPORTING_SERVICE_H_
14 #include "base/macros.h"
15 #include "components/metrics/persisted_logs.h"
16 #include "components/metrics/reporting_service.h"
19 class PrefRegistrySimple;
22 class MetricsServiceClient;
27 // A service that uploads logs to the UKM server.
28 class UkmReportingService : public metrics::ReportingService {
30 // Creates the UkmReportingService with the given |client|, and
31 // |local_state|. Does not take ownership of the paramaters; instead stores
32 // a weak pointer to each. Caller should ensure that the parameters are valid
33 // for the lifetime of this class.
34 UkmReportingService(metrics::MetricsServiceClient* client,
35 PrefService* local_state);
36 ~UkmReportingService() override;
38 // At startup, prefs needs to be called with a list of all the pref names and
39 // types we'll be using.
40 static void RegisterPrefs(PrefRegistrySimple* registry);
42 metrics::PersistedLogs* ukm_log_store() { return &persisted_logs_; }
43 const metrics::PersistedLogs* ukm_log_store() const {
44 return &persisted_logs_;
48 // metrics:ReportingService:
49 metrics::LogStore* log_store() override;
50 std::string GetUploadUrl() const override;
51 // Returns an empty string since retrying over HTTP is not enabled for UKM
52 std::string GetInsecureUploadUrl() const override;
53 base::StringPiece upload_mime_type() const override;
54 metrics::MetricsLogUploader::MetricServiceType service_type() const override;
55 void LogCellularConstraint(bool upload_canceled) override;
56 void LogResponseOrErrorCode(int response_code,
58 bool was_https) override;
59 void LogSuccess(size_t log_size) override;
60 void LogLargeRejection(size_t log_size) override;
62 metrics::PersistedLogs persisted_logs_;
64 DISALLOW_COPY_AND_ASSIGN(UkmReportingService);
69 #endif // COMPONENTS_UKM_UKM_REPORTING_SERVICE_H_