Chilkat Online Tools

GetEC2RecommendationProjectedMetrics Objective-C Example

AWS Compute Optimizer

#import <CkoRest.h>
#import <CkoAuthAws.h>
#import <CkoJsonObject.h>
#import <CkoStringBuilder.h>
#import <NSString.h>

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

CkoRest *rest = [[CkoRest alloc] init];
BOOL success;

CkoAuthAws *authAws = [[CkoAuthAws alloc] init];
authAws.AccessKey = @"AWS_ACCESS_KEY";
authAws.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.Region = @"us-west-2";
authAws.ServiceName = @"compute-optimizer";
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
[rest SetAuthAws: authAws];

// URL: https://compute-optimizer.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = [rest Connect: @"compute-optimizer.us-west-2.amazonaws.com" port: [NSNumber numberWithInt: 443] tls: YES autoReconnect: YES];
if (success != YES) {
    NSLog(@"%@%d",@"ConnectFailReason: ",[rest.ConnectFailReason intValue]);
    NSLog(@"%@",rest.LastErrorText);
    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

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateInt: @"endTime" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"instanceArn" value: @"string"];
[json UpdateInt: @"period" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"recommendationPreferences.cpuVendorArchitectures[0]" value: @"string"];
[json UpdateInt: @"startTime" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"stat" value: @"string"];

// The JSON request body created by the above code:

// {
//   "endTime": number,
//   "instanceArn": "string",
//   "period": number,
//   "recommendationPreferences": {
//     "cpuVendorArchitectures": [
//       "string"
//     ]
//   },
//   "startTime": number,
//   "stat": "string"
// }

[rest AddHeader: @"Content-Type" value: @"application/x-amz-json-1.0"];
[rest AddHeader: @"X-Amz-Target" value: @"ComputeOptimizerService.GetEC2RecommendationProjectedMetrics"];

CkoStringBuilder *sbRequestBody = [[CkoStringBuilder alloc] init];
[json EmitSb: sbRequestBody];
CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [rest FullRequestSb: @"POST" uriPath: @"/" requestBody: sbRequestBody responseBody: sbResponseBody];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

int respStatusCode = [rest.ResponseStatusCode intValue];
NSLog(@"%@%d",@"response status code = ",respStatusCode);
if (respStatusCode != 200) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",rest.ResponseHeader);
    NSLog(@"%@",@"Response Body:");
    NSLog(@"%@",[sbResponseBody GetAsString]);
    return;
}

CkoJsonObject *jResp = [[CkoJsonObject alloc] init];
[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

int rank;
NSString *recommendedInstanceType = 0;
int j;
int count_j;
NSString *name = 0;
int k;
int count_k;
int intVal;

int i = 0;
int count_i = [[jResp SizeOfArray: @"recommendedOptionProjectedMetrics"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    rank = [[jResp IntOf: @"recommendedOptionProjectedMetrics[i].rank"] intValue];
    recommendedInstanceType = [jResp StringOf: @"recommendedOptionProjectedMetrics[i].recommendedInstanceType"];
    j = 0;
    count_j = [[jResp SizeOfArray: @"recommendedOptionProjectedMetrics[i].projectedMetrics"] intValue];
    while (j < count_j) {
        jResp.J = [NSNumber numberWithInt: j];
        name = [jResp StringOf: @"recommendedOptionProjectedMetrics[i].projectedMetrics[j].name"];
        k = 0;
        count_k = [[jResp SizeOfArray: @"recommendedOptionProjectedMetrics[i].projectedMetrics[j].timestamps"] intValue];
        while (k < count_k) {
            jResp.K = [NSNumber numberWithInt: k];
            intVal = [[jResp IntOf: @"recommendedOptionProjectedMetrics[i].projectedMetrics[j].timestamps[k]"] intValue];
            k = k + 1;
        }

        k = 0;
        count_k = [[jResp SizeOfArray: @"recommendedOptionProjectedMetrics[i].projectedMetrics[j].values"] intValue];
        while (k < count_k) {
            jResp.K = [NSNumber numberWithInt: k];
            intVal = [[jResp IntOf: @"recommendedOptionProjectedMetrics[i].projectedMetrics[j].values[k]"] intValue];
            k = k + 1;
        }

        j = j + 1;
    }

    i = i + 1;
}

// A sample JSON response body parsed by the above code:

// {
//   "recommendedOptionProjectedMetrics": [
//     {
//       "projectedMetrics": [
//         {
//           "name": "string",
//           "timestamps": [
//             number
//           ],
//           "values": [
//             number
//           ]
//         }
//       ],
//       "rank": number,
//       "recommendedInstanceType": "string"
//     }
//   ]
// }