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      1 // Protocol Buffers - Google's data interchange format
      2 // Copyright 2015 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
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     29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30 
     31 #ifndef GOOGLE_PROTOBUF_COMPILER_OBJECTIVEC_MAP_FIELD_H__
     32 #define GOOGLE_PROTOBUF_COMPILER_OBJECTIVEC_MAP_FIELD_H__
     33 
     34 #include <map>
     35 #include <string>
     36 #include <google/protobuf/compiler/objectivec/objectivec_field.h>
     37 
     38 namespace google {
     39 namespace protobuf {
     40 namespace compiler {
     41 namespace objectivec {
     42 
     43 class MapFieldGenerator : public RepeatedFieldGenerator {
     44   friend FieldGenerator* FieldGenerator::Make(const FieldDescriptor* field,
     45                                               const Options& options);
     46 
     47  public:
     48   virtual void FinishInitialization(void);
     49 
     50  protected:
     51   MapFieldGenerator(const FieldDescriptor* descriptor, const Options& options);
     52   virtual ~MapFieldGenerator();
     53 
     54   virtual void DetermineForwardDeclarations(set<string>* fwd_decls) const;
     55 
     56  private:
     57   scoped_ptr<FieldGenerator> value_field_generator_;
     58 
     59   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MapFieldGenerator);
     60 };
     61 
     62 }  // namespace objectivec
     63 }  // namespace compiler
     64 }  // namespace protobuf
     65 }  // namespace google
     66 
     67 #endif  // GOOGLE_PROTOBUF_COMPILER_OBJECTIVEC_MAP_FIELD_H__
     68