added iOS source code

[wl-app.git] / iOS / Pods / Realm / include / core / realm / metrics / transaction_info.hpp

diff --git a/iOS/Pods/Realm/include/core/realm/metrics/transaction_info.hpp b/iOS/Pods/Realm/include/core/realm/metrics/transaction_info.hpp
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+++ b/iOS/Pods/Realm/include/core/realm/metrics/transaction_info.hpp
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+/*************************************************************************
+ *
+ * Copyright 2016 Realm Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ **************************************************************************/
+
+#ifndef REALM_TRANSACTION_INFO_HPP
+#define REALM_TRANSACTION_INFO_HPP
+
+#include <memory>
+#include <string>
+
+#include <realm/metrics/metric_timer.hpp>
+#include <realm/util/features.h>
+
+#if REALM_METRICS
+
+namespace realm {
+namespace metrics {
+
+class Metrics;
+
+class TransactionInfo {
+public:
+    enum TransactionType {
+        read_transaction,
+        write_transaction
+    };
+    TransactionInfo(TransactionType type);
+    TransactionInfo(const TransactionInfo&) = default;
+    ~TransactionInfo() noexcept;
+
+    TransactionType get_transaction_type() const;
+    // the transaction time is a total amount which includes fsync_time + write_time + user_time
+    double get_transaction_time() const;
+    double get_fsync_time() const;
+    double get_write_time() const;
+    size_t get_disk_size() const;
+    size_t get_free_space() const;
+    size_t get_total_objects() const;
+    size_t get_num_available_versions() const;
+
+private:
+    MetricTimerResult m_transaction_time;
+    std::shared_ptr<MetricTimerResult> m_fsync_time;
+    std::shared_ptr<MetricTimerResult> m_write_time;
+    MetricTimer m_transact_timer;
+
+    size_t m_realm_disk_size;
+    size_t m_realm_free_space;
+    size_t m_total_objects;
+    TransactionType m_type;
+    size_t m_num_versions;
+
+    friend class Metrics;
+    void update_stats(size_t disk_size, size_t free_space, size_t total_objects, size_t available_versions);
+    void finish_timer();
+};
+
+} // namespace metrics
+} // namespace realm
+
+#endif // REALM_METRICS
+
+#endif // REALM_TRANSACTION_INFO_HPP