mirror of https://gitee.com/bigwinds/arangodb
72 lines
2.6 KiB
C++
72 lines
2.6 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2016 ArangoDB GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#include "RestDemoHandler.h"
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#include "Rest/HttpRequest.h"
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#include "Rest/Version.h"
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#include <thread>
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#include <chrono>
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#include <velocypack/Builder.h>
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#include <velocypack/velocypack-aliases.h>
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using namespace arangodb;
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using namespace arangodb::basics;
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using namespace arangodb::rest;
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RestDemoHandler::RestDemoHandler(GeneralRequest* request,
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GeneralResponse* response)
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: RestBaseHandler(request, response) {}
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RestStatus RestDemoHandler::execute() {
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return RestStatus::QUEUE
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.then([]() { LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "demo handler going to sleep"; })
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.then([]() { std::this_thread::sleep_for(std::chrono::seconds(5)); })
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.then([]() { LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "demo handler done sleeping"; })
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.then([this]() { doSomeMoreWork(); })
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.then([this]() { return evenMoreWork(); });
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}
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void RestDemoHandler::doSomeMoreWork() {
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LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "demo handler working very hard";
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}
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RestStatus RestDemoHandler::evenMoreWork() {
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LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "demo handler almost done";
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VPackBuilder result;
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result.add(VPackValue(VPackValueType::Object));
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result.add("server", VPackValue("arango"));
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result.add("version", VPackValue(ARANGODB_VERSION));
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result.close();
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generateResult(rest::ResponseCode::OK, result.slice());
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return RestStatus::DONE
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.then([]() { LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "demo handler keeps working"; })
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.then([]() { std::this_thread::sleep_for(std::chrono::seconds(5)); })
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.then(
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[]() { LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "even if the result has already been returned"; })
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.then([]() { LOG_TOPIC(INFO, arangodb::Logger::FIXME) << "finally done"; });
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}
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