1// Protocol Buffers - Google's data interchange format
2// Copyright 2008 Google Inc. All rights reserved.
3// https://developers.google.com/protocol-buffers/
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30
31#ifndef GOOGLE_PROTOBUF_UTIL_INTERNAL_OBJECT_LOCATION_TRACKER_H__
32#define GOOGLE_PROTOBUF_UTIL_INTERNAL_OBJECT_LOCATION_TRACKER_H__
33
34#include <string>
35
36#include <google/protobuf/stubs/common.h>
37#include <google/protobuf/util/internal/location_tracker.h>
38
39namespace google {
40namespace protobuf {
41namespace util {
42namespace converter {
43
44// An empty concrete implementation of LocationTrackerInterface.
45class ObjectLocationTracker : public LocationTrackerInterface {
46 public:
47 // Creates an empty location tracker.
48 ObjectLocationTracker() {}
49
50 ~ObjectLocationTracker() override {}
51
52 // Returns empty because nothing is tracked.
53 std::string ToString() const override { return ""; }
54
55 private:
56 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ObjectLocationTracker);
57};
58
59} // namespace converter
60} // namespace util
61} // namespace protobuf
62} // namespace google
63
64#endif // GOOGLE_PROTOBUF_UTIL_INTERNAL_OBJECT_LOCATION_TRACKER_H__
65