Chilkat Online Tools

DescribeElasticLoadBalancers Objective-C Example

AWS OpsWorks

#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 = @"opsworks";
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
[rest SetAuthAws: authAws];

// URL: https://opsworks.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = [rest Connect: @"opsworks.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 UpdateString: @"LayerIds[0]" value: @"string"];
[json UpdateString: @"StackId" value: @"string"];

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

// {
//   "LayerIds": [
//     "string"
//   ],
//   "StackId": "string"
// }

[rest AddHeader: @"Content-Type" value: @"application/x-amz-json-1.1"];
[rest AddHeader: @"X-Amz-Target" value: @"OpsWorks_20130218.DescribeElasticLoadBalancers"];

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

NSString *DnsName = 0;
NSString *ElasticLoadBalancerName = 0;
NSString *LayerId = 0;
NSString *Region = 0;
NSString *StackId = 0;
NSString *VpcId = 0;
int j;
int count_j;
NSString *strVal = 0;

int i = 0;
int count_i = [[jResp SizeOfArray: @"ElasticLoadBalancers"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    DnsName = [jResp StringOf: @"ElasticLoadBalancers[i].DnsName"];
    ElasticLoadBalancerName = [jResp StringOf: @"ElasticLoadBalancers[i].ElasticLoadBalancerName"];
    LayerId = [jResp StringOf: @"ElasticLoadBalancers[i].LayerId"];
    Region = [jResp StringOf: @"ElasticLoadBalancers[i].Region"];
    StackId = [jResp StringOf: @"ElasticLoadBalancers[i].StackId"];
    VpcId = [jResp StringOf: @"ElasticLoadBalancers[i].VpcId"];
    j = 0;
    count_j = [[jResp SizeOfArray: @"ElasticLoadBalancers[i].AvailabilityZones"] intValue];
    while (j < count_j) {
        jResp.J = [NSNumber numberWithInt: j];
        strVal = [jResp StringOf: @"ElasticLoadBalancers[i].AvailabilityZones[j]"];
        j = j + 1;
    }

    j = 0;
    count_j = [[jResp SizeOfArray: @"ElasticLoadBalancers[i].Ec2InstanceIds"] intValue];
    while (j < count_j) {
        jResp.J = [NSNumber numberWithInt: j];
        strVal = [jResp StringOf: @"ElasticLoadBalancers[i].Ec2InstanceIds[j]"];
        j = j + 1;
    }

    j = 0;
    count_j = [[jResp SizeOfArray: @"ElasticLoadBalancers[i].SubnetIds"] intValue];
    while (j < count_j) {
        jResp.J = [NSNumber numberWithInt: j];
        strVal = [jResp StringOf: @"ElasticLoadBalancers[i].SubnetIds[j]"];
        j = j + 1;
    }

    i = i + 1;
}

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

// {
//   "ElasticLoadBalancers": [
//     {
//       "AvailabilityZones": [
//         "string"
//       ],
//       "DnsName": "string",
//       "Ec2InstanceIds": [
//         "string"
//       ],
//       "ElasticLoadBalancerName": "string",
//       "LayerId": "string",
//       "Region": "string",
//       "StackId": "string",
//       "SubnetIds": [
//         "string"
//       ],
//       "VpcId": "string"
//     }
//   ]
// }