nearby: snapshot of cl/304428753

Signed-off-by: Alexey Polyudov <apolyudov@google.com>
Change-Id: I0023ac6e40456fc4a8169c3173bcbff3b5ccc476

cpp/platform/api2/scheduled_executor.h

@@ -0,0 +1,29 @@
+#ifndef PLATFORM_API2_SCHEDULED_EXECUTOR_H_
+#define PLATFORM_API2_SCHEDULED_EXECUTOR_H_
+
+#include <cstdint>
+#include <memory>
+
+#include "platform/api2/executor.h"
+#include "platform/cancelable.h"
+#include "platform/runnable.h"
+#include "absl/time/time.h"
+
+namespace location {
+namespace nearby {
+
+// An Executor that can schedule commands to run after a given delay, or to
+// execute periodically.
+//
+// https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ScheduledExecutorService.html
+class ScheduledExecutor : public Executor {
+ public:
+  ~ScheduledExecutor() override = default;
+  virtual std::unique_ptr<Cancelable> Schedule(
+      std::unique_ptr<Runnable> runnable, absl::Duration duration) = 0;
+};
+
+}  // namespace nearby
+}  // namespace location
+
+#endif  // PLATFORM_API2_SCHEDULED_EXECUTOR_H_