| [2eff32] | 1 | /* | 
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|  | 2 | * StockClient.cpp | 
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|  | 3 | * | 
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|  | 4 | *  Created on: Nov 18, 2011 | 
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|  | 5 | *      Author: heber | 
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|  | 6 | */ | 
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|  | 7 |  | 
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|  | 8 | #include <boost/asio.hpp> | 
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|  | 9 | #include <boost/bind.hpp> | 
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|  | 10 | #include <iostream> | 
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|  | 11 | #include <vector> | 
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|  | 12 | #include "connection.hpp" // Must come before boost/serialization headers. | 
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|  | 13 | #include <boost/serialization/vector.hpp> | 
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|  | 14 | #include "stock.hpp" | 
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|  | 15 | #include "StockClient.hpp" | 
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|  | 16 |  | 
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| [a636f8] | 17 | using namespace s11n_example; | 
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| [2eff32] | 18 |  | 
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| [a636f8] | 19 | /// Constructor starts the asynchronous connect operation. | 
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|  | 20 | StockClient::StockClient( | 
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|  | 21 | boost::asio::io_service& io_service, | 
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|  | 22 | const std::string& host, | 
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|  | 23 | const std::string& service) : | 
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|  | 24 | connection_(io_service) | 
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|  | 25 | { | 
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|  | 26 | // Resolve the host name into an IP address. | 
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|  | 27 | boost::asio::ip::tcp::resolver resolver(io_service); | 
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|  | 28 | boost::asio::ip::tcp::resolver::query query(host, service); | 
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|  | 29 | boost::asio::ip::tcp::resolver::iterator endpoint_iterator = | 
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|  | 30 | resolver.resolve(query); | 
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|  | 31 | boost::asio::ip::tcp::endpoint endpoint = *endpoint_iterator; | 
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| [2eff32] | 32 |  | 
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| [a636f8] | 33 | // Start an asynchronous connect operation. | 
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|  | 34 | connection_.socket().async_connect(endpoint, | 
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|  | 35 | boost::bind(&StockClient::handle_connect, this, | 
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|  | 36 | boost::asio::placeholders::error)); | 
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|  | 37 | } | 
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| [2eff32] | 38 |  | 
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| [a636f8] | 39 | /// Handle completion of a connect operation. | 
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|  | 40 | void StockClient::handle_connect(const boost::system::error_code& e) | 
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|  | 41 | { | 
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|  | 42 | if (!e) | 
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| [2eff32] | 43 | { | 
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| [a636f8] | 44 | // Successfully established connection. Start operation to read the list | 
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|  | 45 | // of stocks. The connection::async_read() function will automatically | 
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|  | 46 | // decode the data that is read from the underlying socket. | 
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|  | 47 | connection_.async_read(stocks_, | 
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|  | 48 | boost::bind(&StockClient::handle_read, this, | 
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|  | 49 | boost::asio::placeholders::error)); | 
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|  | 50 | } | 
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|  | 51 | else | 
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|  | 52 | { | 
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|  | 53 | // An error occurred. Log it and return. Since we are not starting a new | 
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|  | 54 | // operation the io_service will run out of work to do and the client will | 
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|  | 55 | // exit. | 
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|  | 56 | std::cerr << e.message() << std::endl; | 
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| [2eff32] | 57 | } | 
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| [a636f8] | 58 | } | 
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| [2eff32] | 59 |  | 
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| [a636f8] | 60 | /// Handle completion of a read operation. | 
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|  | 61 | void StockClient::handle_read(const boost::system::error_code& e) | 
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|  | 62 | { | 
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|  | 63 | if (!e) | 
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| [2eff32] | 64 | { | 
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| [a636f8] | 65 | // Print out the data that was received. | 
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|  | 66 | for (std::size_t i = 0; i < stocks_.size(); ++i) | 
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| [2eff32] | 67 | { | 
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| [a636f8] | 68 | std::cout << "Stock number " << i << "\n"; | 
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|  | 69 | std::cout << "  code: " << stocks_[i].code << "\n"; | 
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|  | 70 | std::cout << "  name: " << stocks_[i].name << "\n"; | 
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|  | 71 | std::cout << "  open_price: " << stocks_[i].open_price << "\n"; | 
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|  | 72 | std::cout << "  high_price: " << stocks_[i].high_price << "\n"; | 
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|  | 73 | std::cout << "  low_price: " << stocks_[i].low_price << "\n"; | 
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|  | 74 | std::cout << "  last_price: " << stocks_[i].last_price << "\n"; | 
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|  | 75 | std::cout << "  buy_price: " << stocks_[i].buy_price << "\n"; | 
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|  | 76 | std::cout << "  buy_quantity: " << stocks_[i].buy_quantity << "\n"; | 
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|  | 77 | std::cout << "  sell_price: " << stocks_[i].sell_price << "\n"; | 
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|  | 78 | std::cout << "  sell_quantity: " << stocks_[i].sell_quantity << "\n"; | 
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| [2eff32] | 79 | } | 
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|  | 80 | } | 
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| [a636f8] | 81 | else | 
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|  | 82 | { | 
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|  | 83 | // An error occurred. | 
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|  | 84 | std::cerr << e.message() << std::endl; | 
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|  | 85 | } | 
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|  | 86 |  | 
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|  | 87 | // Since we are not starting a new operation the io_service will run out of | 
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|  | 88 | // work to do and the client will exit. | 
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|  | 89 | } | 
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| [2eff32] | 90 |  | 
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