GetMetricData C++ Example
#include <CkRest.h>
#include <CkAuthAws.h>
#include <CkJsonObject.h>
#include <CkStringBuilder.h>
void ChilkatSample(void)
{
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
CkRest rest;
bool success;
CkAuthAws authAws;
authAws.put_AccessKey("AWS_ACCESS_KEY");
authAws.put_SecretKey("AWS_SECRET_KEY");
// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.put_Region("us-west-2");
authAws.put_ServiceName("connect");
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws);
// URL: https://connect.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = rest.Connect("connect.us-west-2.amazonaws.com",443,true,true);
if (success != true) {
std::cout << "ConnectFailReason: " << rest.get_ConnectFailReason() << "\r\n";
std::cout << rest.lastErrorText() << "\r\n";
return;
}
// The following code creates the JSON request body.
// The JSON created by this code is shown below.
// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON
CkJsonObject json;
json.UpdateInt("EndTime",123);
json.UpdateString("Filters.Channels[0]","string");
json.UpdateString("Filters.Queues[0]","string");
json.UpdateString("Groupings[0]","string");
json.UpdateString("HistoricalMetrics[0].Name","string");
json.UpdateString("HistoricalMetrics[0].Statistic","string");
json.UpdateString("HistoricalMetrics[0].Threshold.Comparison","string");
json.UpdateInt("HistoricalMetrics[0].Threshold.ThresholdValue",123);
json.UpdateString("HistoricalMetrics[0].Unit","string");
json.UpdateInt("MaxResults",123);
json.UpdateString("NextToken","string");
json.UpdateInt("StartTime",123);
// The JSON request body created by the above code:
// {
// "EndTime": number,
// "Filters": {
// "Channels": [
// "string"
// ],
// "Queues": [
// "string"
// ]
// },
// "Groupings": [
// "string"
// ],
// "HistoricalMetrics": [
// {
// "Name": "string",
// "Statistic": "string",
// "Threshold": {
// "Comparison": "string",
// "ThresholdValue": number
// },
// "Unit": "string"
// }
// ],
// "MaxResults": number,
// "NextToken": "string",
// "StartTime": number
// }
rest.AddHeader("Content-Type","application/x-amz-json-1.1");
rest.AddHeader("X-Amz-Target","GetMetricData");
CkStringBuilder sbRequestBody;
json.EmitSb(sbRequestBody);
CkStringBuilder sbResponseBody;
success = rest.FullRequestSb("POST","/metrics/historical/{InstanceId}",sbRequestBody,sbResponseBody);
if (success != true) {
std::cout << rest.lastErrorText() << "\r\n";
return;
}
int respStatusCode = rest.get_ResponseStatusCode();
std::cout << "response status code = " << respStatusCode << "\r\n";
if (respStatusCode != 200) {
std::cout << "Response Header:" << "\r\n";
std::cout << rest.responseHeader() << "\r\n";
std::cout << "Response Body:" << "\r\n";
std::cout << sbResponseBody.getAsString() << "\r\n";
return;
}
CkJsonObject jResp;
jResp.LoadSb(sbResponseBody);
// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.
// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON
// Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
// See this example explaining how this memory should be used: const char * functions.
const char *Channel = 0;
const char *Arn = 0;
const char *Id = 0;
int j;
int count_j;
const char *Name = 0;
const char *Statistic = 0;
const char *Comparison = 0;
int ThresholdValue;
const char *Unit = 0;
int Value;
const char *NextToken = jResp.stringOf("NextToken");
int i = 0;
int count_i = jResp.SizeOfArray("MetricResults");
while (i < count_i) {
jResp.put_I(i);
Channel = jResp.stringOf("MetricResults[i].Dimensions.Channel");
Arn = jResp.stringOf("MetricResults[i].Dimensions.Queue.Arn");
Id = jResp.stringOf("MetricResults[i].Dimensions.Queue.Id");
j = 0;
count_j = jResp.SizeOfArray("MetricResults[i].Collections");
while (j < count_j) {
jResp.put_J(j);
Name = jResp.stringOf("MetricResults[i].Collections[j].Metric.Name");
Statistic = jResp.stringOf("MetricResults[i].Collections[j].Metric.Statistic");
Comparison = jResp.stringOf("MetricResults[i].Collections[j].Metric.Threshold.Comparison");
ThresholdValue = jResp.IntOf("MetricResults[i].Collections[j].Metric.Threshold.ThresholdValue");
Unit = jResp.stringOf("MetricResults[i].Collections[j].Metric.Unit");
Value = jResp.IntOf("MetricResults[i].Collections[j].Value");
j = j + 1;
}
i = i + 1;
}
// A sample JSON response body parsed by the above code:
// {
// "MetricResults": [
// {
// "Collections": [
// {
// "Metric": {
// "Name": "string",
// "Statistic": "string",
// "Threshold": {
// "Comparison": "string",
// "ThresholdValue": number
// },
// "Unit": "string"
// },
// "Value": number
// }
// ],
// "Dimensions": {
// "Channel": "string",
// "Queue": {
// "Arn": "string",
// "Id": "string"
// }
// }
// }
// ],
// "NextToken": "string"
// }
}