Init commit

Signed-off-by: haowei.yao <haowei.yao@alibaba-inc.com>

core/src/CoreClient.cc

@@ -0,0 +1,82 @@
+/*
+ * Copyright 2009-2017 Alibaba Cloud All rights reserved.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <alibabacloud/core/CoreClient.h>
+#include <json/json.h>
+#include <alibabacloud/core/Signer.h>
+#include "CurlHttpClient.h"
+#include "Executor.h"
+
+/*!
+ * \class AlibabaCloud::CoreClient CoreClient.h <alibabacloud/core/CoreClient.h>
+ *
+ */
+
+using namespace AlibabaCloud;
+
+CoreClient::CoreClient(const ClientConfiguration &configuration) :
+	configuration_(configuration),
+	httpClient_(new CurlHttpClient)
+{
+	httpClient_->setProxy(configuration.proxy());
+}
+
+CoreClient::~CoreClient()
+{
+	delete httpClient_;
+}
+
+ClientConfiguration CoreClient::configuration()const
+{
+	return configuration_;
+}
+
+void CoreClient::asyncExecute(Runnable * r)const
+{
+	Executor::instance()->execute(r);
+}
+
+HttpClient::HttpResponseOutcome CoreClient::AttemptRequest(const std::string & endpoint, const ServiceRequest & request, HttpRequest::Method method) const
+{
+	auto r = buildHttpRequest(endpoint, request, method);
+	auto outcome = httpClient_->makeRequest(r);	
+	if (!outcome.isSuccess())
+		return outcome;
+	if(hasResponseError(outcome.result()))
+		return HttpClient::HttpResponseOutcome(buildCoreError(outcome.result()));
+	else
+		return outcome;
+}
+
+Error CoreClient::buildCoreError(const HttpResponse &response)const
+{
+	Json::Reader reader;
+	Json::Value value;
+	if (!reader.parse(std::string(response.body(), response.bodySize()), value))
+		return Error("InvalidResponse", "");
+
+	Error error;
+	error.setErrorCode(value["Code"].asString());
+	error.setErrorMessage(value["Message"].asString());
+	error.setHost(value["HostId"].asString());
+	error.setRequestId(value["RequestId"].asString());
+	return error;
+}
+
+bool CoreClient::hasResponseError(const HttpResponse &response)const
+{
+	return response.statusCode() < 200 || response.statusCode() > 299;
+}