text: // Copyright (c) 2016 Mantano
  // Licensed to the Readium Foundation under one or more contributor license agreements.
  //
  // Redistribution and use in source and binary forms, with or without modification,
  // are permitted provided that the following conditions are met:
  //
  // 1. Redistributions of source code must retain the above copyright notice, this
  //    list of conditions and the following disclaimer.
  // 2. Redistributions in binary form must reproduce the above copyright notice,
  //    this list of conditions and the following disclaimer in the documentation and/or
  //    other materials provided with the distribution.
  // 3. Neither the name of the organization nor the names of its contributors may be
  //    used to endorse or promote products derived from this software without specific
  //    prior written permission
  //
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  // ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  
  #ifndef __JSON_VALUE_READER_H__
  #define __JSON_VALUE_READER_H__
  
  #include <sstream>
  #include "rapidjson/document.h"
  #include "public/LcpStatus.h"
  
  namespace lcp
  {
      class JsonValueReader
      {
      public:
          std::string ReadString(const std::string & name, const rapidjson::Value & jsonValue);
          std::string ReadStringCheck(const std::string & name, const rapidjson::Value & jsonValue);
          std::string ConvertToString(const rapidjson::Value & value);
  
          bool ReadBoolean(const std::string & name, const rapidjson::Value & jsonValue);
          int  ReadInteger(const std::string & name, const rapidjson::Value & jsonValue);
  
          const rapidjson::Value & ReadObject(const std::string & name, const rapidjson::Value & jsonValue);
          const rapidjson::Value & ReadObjectCheck(const std::string & name, const rapidjson::Value & jsonValue);
  
          const rapidjson::Value & ReadArray(const std::string & name, const rapidjson::Value & jsonValue);
          const rapidjson::Value & ReadArrayCheck(const std::string & name, const rapidjson::Value & jsonValue);
  
          static Status CreateRapidJsonError(rapidjson::ParseErrorCode errorCode, size_t offset = InvalidOffset);
  
      private:
          static const size_t InvalidOffset = -1;
      };
  }
  
  #endif //__JSON_VALUE_READER_H__
  