Chilkat Online Tools

DescribeEvents Objective-C Example

AWS Health

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

// URL: https://health.us-west-2.amazonaws.com/
// Use the same region as specified above.
success = [rest Connect: @"health.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: @"filter.availabilityZones[0]" value: @"string"];
[json UpdateInt: @"filter.endTimes[0].from" value: [NSNumber numberWithInt: 123]];
[json UpdateInt: @"filter.endTimes[0].to" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"filter.entityArns[0]" value: @"string"];
[json UpdateString: @"filter.entityValues[0]" value: @"string"];
[json UpdateString: @"filter.eventArns[0]" value: @"string"];
[json UpdateString: @"filter.eventStatusCodes[0]" value: @"string"];
[json UpdateString: @"filter.eventTypeCategories[0]" value: @"string"];
[json UpdateString: @"filter.eventTypeCodes[0]" value: @"string"];
[json UpdateInt: @"filter.lastUpdatedTimes[0].from" value: [NSNumber numberWithInt: 123]];
[json UpdateInt: @"filter.lastUpdatedTimes[0].to" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"filter.regions[0]" value: @"string"];
[json UpdateString: @"filter.services[0]" value: @"string"];
[json UpdateInt: @"filter.startTimes[0].from" value: [NSNumber numberWithInt: 123]];
[json UpdateInt: @"filter.startTimes[0].to" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"filter.tags[0].string" value: @"string"];
[json UpdateString: @"locale" value: @"string"];
[json UpdateInt: @"maxResults" value: [NSNumber numberWithInt: 123]];
[json UpdateString: @"nextToken" value: @"string"];

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

// {
//   "filter": {
//     "availabilityZones": [
//       "string"
//     ],
//     "endTimes": [
//       {
//         "from": number,
//         "to": number
//       }
//     ],
//     "entityArns": [
//       "string"
//     ],
//     "entityValues": [
//       "string"
//     ],
//     "eventArns": [
//       "string"
//     ],
//     "eventStatusCodes": [
//       "string"
//     ],
//     "eventTypeCategories": [
//       "string"
//     ],
//     "eventTypeCodes": [
//       "string"
//     ],
//     "lastUpdatedTimes": [
//       {
//         "from": number,
//         "to": number
//       }
//     ],
//     "regions": [
//       "string"
//     ],
//     "services": [
//       "string"
//     ],
//     "startTimes": [
//       {
//         "from": number,
//         "to": number
//       }
//     ],
//     "tags": [
//       {
//         "string": "string"
//       }
//     ]
//   },
//   "locale": "string",
//   "maxResults": number,
//   "nextToken": "string"
// }

[rest AddHeader: @"Content-Type" value: @"application/x-amz-json-1.1"];
[rest AddHeader: @"X-Amz-Target" value: @"AWSHealth_20160804.DescribeEvents"];

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 *arn = 0;
NSString *availabilityZone = 0;
int endTime;
NSString *eventScopeCode = 0;
NSString *eventTypeCategory = 0;
NSString *eventTypeCode = 0;
int lastUpdatedTime;
NSString *region = 0;
NSString *service = 0;
int startTime;
NSString *statusCode = 0;

NSString *nextToken = [jResp StringOf: @"nextToken"];
int i = 0;
int count_i = [[jResp SizeOfArray: @"events"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    arn = [jResp StringOf: @"events[i].arn"];
    availabilityZone = [jResp StringOf: @"events[i].availabilityZone"];
    endTime = [[jResp IntOf: @"events[i].endTime"] intValue];
    eventScopeCode = [jResp StringOf: @"events[i].eventScopeCode"];
    eventTypeCategory = [jResp StringOf: @"events[i].eventTypeCategory"];
    eventTypeCode = [jResp StringOf: @"events[i].eventTypeCode"];
    lastUpdatedTime = [[jResp IntOf: @"events[i].lastUpdatedTime"] intValue];
    region = [jResp StringOf: @"events[i].region"];
    service = [jResp StringOf: @"events[i].service"];
    startTime = [[jResp IntOf: @"events[i].startTime"] intValue];
    statusCode = [jResp StringOf: @"events[i].statusCode"];
    i = i + 1;
}

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

// {
//   "events": [
//     {
//       "arn": "string",
//       "availabilityZone": "string",
//       "endTime": number,
//       "eventScopeCode": "string",
//       "eventTypeCategory": "string",
//       "eventTypeCode": "string",
//       "lastUpdatedTime": number,
//       "region": "string",
//       "service": "string",
//       "startTime": number,
//       "statusCode": "string"
//     }
//   ],
//   "nextToken": "string"
// }