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author | ipknHama <ipknhama@gmail.com> | 2014-08-08 03:53:36 +0900 |
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committer | ipknHama <ipknhama@gmail.com> | 2014-08-08 03:53:36 +0900 |
commit | 3018ff063acb747065adea877e3e2ac9423f5233 (patch) | |
tree | 110f1a6596242b7837c16f88b4838d6fd93dc93c /examples/example.cpp | |
parent | a0c93f5b84cc11b30bc6320ac26127832ef8bf7a (diff) | |
parent | 001c66b378d200bdecc8a4a692c5a73a7d426b8f (diff) | |
download | crow-3018ff063acb747065adea877e3e2ac9423f5233.tar.gz crow-3018ff063acb747065adea877e3e2ac9423f5233.zip |
Merge branch 'directory-restructuring'
Directory structure changed.
Crow becomes a complete header-only library with http_parser_merged.h.
Provides amalgamated crow_all.h (all feature in one header file).
Diffstat (limited to 'examples/example.cpp')
-rw-r--r-- | examples/example.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/examples/example.cpp b/examples/example.cpp new file mode 100644 index 0000000..f21a7d6 --- /dev/null +++ b/examples/example.cpp @@ -0,0 +1,77 @@ +#include "crow.h" +#include "json.h" + +#include <sstream> + +class ExampleLogHandler : public crow::ILogHandler { + public: + void log(string message, crow::LogLevel level) override { + cerr << "ExampleLogHandler -> " << message; + } +}; + +int main() +{ + crow::Crow app; + + CROW_ROUTE(app, "/") + .name("hello") + ([]{ + return "Hello World!"; + }); + + CROW_ROUTE(app, "/about") + ([](){ + return "About Crow example."; + }); + + // simple json response + CROW_ROUTE(app, "/json") + ([]{ + crow::json::wvalue x; + x["message"] = "Hello, World!"; + return x; + }); + + CROW_ROUTE(app,"/hello/<int>") + ([](int count){ + if (count > 100) + return crow::response(400); + std::ostringstream os; + os << count << " bottles of beer!"; + return crow::response(os.str()); + }); + + CROW_ROUTE(app,"/add/<int>/<int>") + ([](const crow::request& req, crow::response& res, int a, int b){ + std::ostringstream os; + os << a+b; + res.write(os.str()); + res.end(); + }); + + // Compile error with message "Handler type is mismatched with URL paramters" + //CROW_ROUTE(app,"/another/<int>") + //([](int a, int b){ + //return crow::response(500); + //}); + + // more json example + CROW_ROUTE(app, "/add_json") + ([](const crow::request& req){ + auto x = crow::json::load(req.body); + if (!x) + return crow::response(400); + int sum = x["a"].i()+x["b"].i(); + std::ostringstream os; + os << sum; + return crow::response{os.str()}; + }); + + //crow::logger::setLogLevel(LogLevel::INFO); + //crow::logger::setHandler(std::make_shared<ExampleLogHandler>()); + + app.port(18080) + .multithreaded() + .run(); +} |