(Objective-C) Amazon Glacier Describe Vault

Returns information about a vault, including the vault Amazon Resource Name (ARN), the date the vault was created, the number of archives contained within the vault, and the total size of all the archives in the vault...

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#import <CkoRest.h>
#import <CkoAuthAws.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.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];

// Connect to the Amazon AWS REST server in the desired region.
BOOL bTls = YES;
int port = 443;
BOOL bAutoReconnect = YES;
BOOL success = [rest Connect: @"glacier.us-west-2.amazonaws.com" port: [NSNumber numberWithInt: port] tls: bTls autoReconnect: bAutoReconnect];

// Provide AWS credentials.
CkoAuthAws *authAws = [[CkoAuthAws alloc] init];
authAws.AccessKey = @"AWS_ACCESS_KEY";
authAws.SecretKey = @"AWS_SECRET_KEY";
authAws.ServiceName = @"glacier";
authAws.Region = @"us-west-2";

success = [rest SetAuthAws: authAws];

// --------------------------------------------------------------------------
// Note: The above REST connection and setup of the AWS credentials
// can be done once.  After connecting, any number of REST calls can be made.
// The "auto reconnect" property passed to rest.Connect indicates that if
// the connection is lost, a REST method call will automatically reconnect
// if needed.
// --------------------------------------------------------------------------

// 
// For more information, see Glacier Describe Vault Reference Documentation
// 
[rest AddHeader: @"x-amz-glacier-version" value: @"2012-06-01"];

// Describe the "chilkat" vault
CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [rest FullRequestNoBodySb: @"GET" uriPath: @"/AWS_ACCOUNT_ID/vaults/chilkat" sb: sbResponseBody];
if (success != YES) {
    NSLog(@"%@",rest.LastErrorText);
    return;
}

int respStatusCode = [rest.ResponseStatusCode intValue];
if (respStatusCode >= 400) {
    NSLog(@"%@%d",@"Response Status Code = ",respStatusCode);
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",rest.ResponseHeader);
    NSLog(@"%@",@"Response Body:");
    NSLog(@"%@",[sbResponseBody GetAsString]);
    return;
}

// Success is indicated by a 200 response status with an empty response body.
NSLog(@"%@%d",@"response status code = ",respStatusCode);

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json LoadSb: sbResponseBody];
json.EmitCompact = NO;

NSLog(@"%@",[json Emit]);

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

NSString *CreationDate = 0;
NSString *LastInventoryDate = 0;
int NumberOfArchives;
int SizeInBytes;
NSString *VaultARN = 0;
NSString *VaultName = 0;

CreationDate = [json StringOf: @"CreationDate"];
LastInventoryDate = [json StringOf: @"LastInventoryDate"];
NumberOfArchives = [[json IntOf: @"NumberOfArchives"] intValue];
SizeInBytes = [[json IntOf: @"SizeInBytes"] intValue];
VaultARN = [json StringOf: @"VaultARN"];
VaultName = [json StringOf: @"VaultName"];

// Sample response
// 
// {
//   "CreationDate": "2019-04-05T19:10:28.428Z",
//   "LastInventoryDate": null,
//   "NumberOfArchives": 0,
//   "SizeInBytes": 0,
//   "VaultARN": "arn:aws:glacier:us-west-2:954491834127:vaults/chilkat",
//   "VaultName": "chilkat"
// }
//