1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // https://developers.google.com/protocol-buffers/ 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions are 7 // met: 8 // 9 // * Redistributions of source code must retain the above copyright 10 // notice, this list of conditions and the following disclaimer. 11 // * Redistributions in binary form must reproduce the above 12 // copyright notice, this list of conditions and the following disclaimer 13 // in the documentation and/or other materials provided with the 14 // distribution. 15 // * Neither the name of Google Inc. nor the names of its 16 // contributors may be used to endorse or promote products derived from 17 // this software without specific prior written permission. 18 // 19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31 #ifndef GOOGLE_PROTOBUF_UTIL_CONVERTER_LOCATION_TRACKER_H__ 32 #define GOOGLE_PROTOBUF_UTIL_CONVERTER_LOCATION_TRACKER_H__ 33 34 #include <string> 35 36 #include <google/protobuf/stubs/common.h> 37 38 namespace google { 39 namespace protobuf { 40 namespace util { 41 namespace converter { 42 43 // LocationTrackerInterface is an interface for classes that track 44 // the location information for the purpose of error reporting. 45 class LIBPROTOBUF_EXPORT LocationTrackerInterface { 46 public: ~LocationTrackerInterface()47 virtual ~LocationTrackerInterface() {} 48 49 // Returns the object location as human readable string. 50 virtual string ToString() const = 0; 51 52 protected: LocationTrackerInterface()53 LocationTrackerInterface() {} 54 55 private: 56 // Please do not add any data members to this class. 57 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(LocationTrackerInterface); 58 }; 59 60 } // namespace converter 61 } // namespace util 62 } // namespace protobuf 63 64 } // namespace google 65 #endif // GOOGLE_PROTOBUF_UTIL_CONVERTER_LOCATION_TRACKER_H__ 66