| // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_POLICY_CORE_COMMON_POLICY_LOAD_STATUS_H_ |
| #define COMPONENTS_POLICY_CORE_COMMON_POLICY_LOAD_STATUS_H_ |
| |
| #include <bitset> |
| |
| #include "base/macros.h" |
| #include "components/policy/policy_export.h" |
| |
| namespace base { |
| class HistogramBase; |
| } |
| |
| namespace policy { |
| |
| // UMA histogram enum for policy load status. Don't change existing constants, |
| // append additional constants to the end if needed. |
| enum PolicyLoadStatus { |
| // Policy load attempt started. This gets logged for each policy load attempt |
| // to get a baseline on the number of requests, and an arbitrary number of |
| // the below status codes may get added in addition. |
| POLICY_LOAD_STATUS_STARTED = 0, |
| // System failed to determine whether there's policy. |
| POLICY_LOAD_STATUS_QUERY_FAILED = 1, |
| // No policy present. |
| POLICY_LOAD_STATUS_NO_POLICY = 2, |
| // Data inaccessible, such as non-local policy file. |
| POLICY_LOAD_STATUS_INACCCESSIBLE = 3, |
| // Data missing, such as policy file not present. |
| POLICY_LOAD_STATUS_MISSING = 4, |
| // Trying with Wow64 redirection disabled. |
| POLICY_LOAD_STATUS_WOW64_REDIRECTION_DISABLED = 5, |
| // Data read error, for example file reading errors. |
| POLICY_LOAD_STATUS_READ_ERROR = 6, |
| // Data too large to process. |
| POLICY_LOAD_STATUS_TOO_BIG = 7, |
| // Parse error. |
| POLICY_LOAD_STATUS_PARSE_ERROR = 8, |
| |
| // This must stay last. |
| POLICY_LOAD_STATUS_SIZE |
| }; |
| |
| // A helper for generating policy load status UMA statistics that'll collect |
| // histogram samples for a policy load operation and records histogram samples |
| // for the status codes that were seen on destruction. |
| class POLICY_EXPORT PolicyLoadStatusSample { |
| public: |
| PolicyLoadStatusSample(); |
| ~PolicyLoadStatusSample(); |
| |
| // Adds a status code. |
| void Add(PolicyLoadStatus status); |
| |
| private: |
| std::bitset<POLICY_LOAD_STATUS_SIZE> status_bits_; |
| base::HistogramBase* histogram_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PolicyLoadStatusSample); |
| }; |
| |
| } // namespace policy |
| |
| #endif // COMPONENTS_POLICY_CORE_COMMON_POLICY_LOAD_STATUS_H_ |