mirror of
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124 lines
2.5 KiB
C++
124 lines
2.5 KiB
C++
/***
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This file is part of snapcast
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Copyright (C) 2014-2016 Johannes Pohl
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef MAP_MESSAGE_H
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#define MAP_MESSAGE_H
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#include "message.h"
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#include <string>
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#include <map>
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#include <sstream>
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#include "common/log.h"
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namespace msg
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{
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class MapMessage : public BaseMessage
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{
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public:
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MapMessage(message_type msgType) : BaseMessage(msgType)
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{
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}
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virtual ~MapMessage()
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{
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}
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virtual void read(std::istream& stream)
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{
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strMap.clear();
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uint16_t mapSize;
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readVal(stream, mapSize);
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for (size_t n=0; n<mapSize; ++n)
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{
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std::string key;
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std::string value;
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readVal(stream, key);
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readVal(stream, value);
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strMap[key] = value;
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}
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}
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virtual uint32_t getSize() const
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{
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uint32_t size = sizeof(uint16_t); /// count elements
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for (auto iter = strMap.begin(); iter != strMap.end(); ++iter)
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size += (sizeof(uint32_t) + iter->first.size()) + (sizeof(uint32_t) + iter->second.size());
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return size;
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}
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std::map<std::string, std::string> strMap;
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MapMessage& add(const std::string& key, const std::string& value)
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{
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strMap[key] = value;
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return *this;
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}
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std::string get(const std::string& key, const std::string& def = "")
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{
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if (strMap.find(key) == strMap.end())
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return def;
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return strMap[key];
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}
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template<class T>
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T get(const std::string& key, const T& def)
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{
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T result;
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std::stringstream defaultValue;
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defaultValue << def;
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std::string value = get(key, defaultValue.str());
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std::istringstream is(value);
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while (is.good())
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{
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if (is.peek() != EOF)
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is >> result;
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else
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break;
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}
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return result;
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}
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protected:
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virtual void doserialize(std::ostream& stream) const
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{
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uint16_t size = strMap.size();
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writeVal(stream, size);
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for (auto iter = strMap.begin(); iter != strMap.end(); ++iter)
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{
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writeVal(stream, iter->first);
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writeVal(stream, iter->second);
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}
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}
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};
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}
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#endif
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