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-rw-r--r--absl/time/internal/cctz/src/time_zone_impl.h38
1 files changed, 16 insertions, 22 deletions
diff --git a/absl/time/internal/cctz/src/time_zone_impl.h b/absl/time/internal/cctz/src/time_zone_impl.h
index fef7f22672dc..14965ef54bfb 100644
--- a/absl/time/internal/cctz/src/time_zone_impl.h
+++ b/absl/time/internal/cctz/src/time_zone_impl.h
@@ -37,15 +37,15 @@ class time_zone::Impl {
   // some other kind of error occurs. Note that loading "UTC" never fails.
   static bool LoadTimeZone(const std::string& name, time_zone* tz);
 
-  // Dereferences the time_zone to obtain its Impl.
-  static const time_zone::Impl& get(const time_zone& tz);
-
   // Clears the map of cached time zones.  Primarily for use in benchmarks
   // that gauge the performance of loading/parsing the time-zone data.
   static void ClearTimeZoneMapTestOnly();
 
   // The primary key is the time-zone ID (e.g., "America/New_York").
-  const std::string& name() const { return name_; }
+  const std::string& Name() const {
+    // TODO: It would nice if the zoneinfo data included the zone name.
+    return name_;
+  }
 
   // Breaks a time_point down to civil-time components in this time zone.
   time_zone::absolute_lookup BreakTime(const time_point<seconds>& tp) const {
@@ -59,28 +59,22 @@ class time_zone::Impl {
     return zone_->MakeTime(cs);
   }
 
-  // Returns an implementation-specific description of this time zone.
-  std::string Description() const { return zone_->Description(); }
-
   // Finds the time of the next/previous offset change in this time zone.
-  //
-  // By definition, NextTransition(&tp) returns false when tp has its
-  // maximum value, and PrevTransition(&tp) returns false when tp has its
-  // mimimum value.  If the zone has no transitions, the result will also
-  // be false no matter what the argument.
-  //
-  // Otherwise, when tp has its mimimum value, NextTransition(&tp) returns
-  // true and sets tp to the first recorded transition.  Chains of calls
-  // to NextTransition()/PrevTransition() will eventually return false,
-  // but it is unspecified exactly when NextTransition(&tp) jumps to false,
-  // or what time is set by PrevTransition(&tp) for a very distant tp.
-  bool NextTransition(time_point<seconds>* tp) const {
-    return zone_->NextTransition(tp);
+  bool NextTransition(const time_point<seconds>& tp,
+                      time_zone::civil_transition* trans) const {
+    return zone_->NextTransition(tp, trans);
   }
-  bool PrevTransition(time_point<seconds>* tp) const {
-    return zone_->PrevTransition(tp);
+  bool PrevTransition(const time_point<seconds>& tp,
+                      time_zone::civil_transition* trans) const {
+    return zone_->PrevTransition(tp, trans);
   }
 
+  // Returns an implementation-defined version std::string for this time zone.
+  std::string Version() const { return zone_->Version(); }
+
+  // Returns an implementation-defined description of this time zone.
+  std::string Description() const { return zone_->Description(); }
+
  private:
   explicit Impl(const std::string& name);
   static const Impl* UTCImpl();