Chilkat Online Tools

DescribeEvents unicodeC Example

AWS Health

#include <C_CkRestW.h>
#include <C_CkAuthAwsW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkStringBuilderW.h>

void ChilkatSample(void)
    {
    HCkRestW rest;
    BOOL success;
    HCkAuthAwsW authAws;
    HCkJsonObjectW json;
    HCkStringBuilderW sbRequestBody;
    HCkStringBuilderW sbResponseBody;
    int respStatusCode;
    HCkJsonObjectW jResp;
    const wchar_t *arn;
    const wchar_t *availabilityZone;
    int endTime;
    const wchar_t *eventScopeCode;
    const wchar_t *eventTypeCategory;
    const wchar_t *eventTypeCode;
    int lastUpdatedTime;
    const wchar_t *region;
    const wchar_t *service;
    int startTime;
    const wchar_t *statusCode;
    const wchar_t *nextToken;
    int i;
    int count_i;

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

    rest = CkRestW_Create();

    authAws = CkAuthAwsW_Create();
    CkAuthAwsW_putAccessKey(authAws,L"AWS_ACCESS_KEY");
    CkAuthAwsW_putSecretKey(authAws,L"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.)
    CkAuthAwsW_putRegion(authAws,L"us-west-2");
    CkAuthAwsW_putServiceName(authAws,L"health");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRestW_SetAuthAws(rest,authAws);

    // URL: https://health.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRestW_Connect(rest,L"health.us-west-2.amazonaws.com",443,TRUE,TRUE);
    if (success != TRUE) {
        wprintf(L"ConnectFailReason: %d\n",CkRestW_getConnectFailReason(rest));
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        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

    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"filter.availabilityZones[0]",L"string");
    CkJsonObjectW_UpdateInt(json,L"filter.endTimes[0].from",123);
    CkJsonObjectW_UpdateInt(json,L"filter.endTimes[0].to",123);
    CkJsonObjectW_UpdateString(json,L"filter.entityArns[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"filter.entityValues[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"filter.eventArns[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"filter.eventStatusCodes[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"filter.eventTypeCategories[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"filter.eventTypeCodes[0]",L"string");
    CkJsonObjectW_UpdateInt(json,L"filter.lastUpdatedTimes[0].from",123);
    CkJsonObjectW_UpdateInt(json,L"filter.lastUpdatedTimes[0].to",123);
    CkJsonObjectW_UpdateString(json,L"filter.regions[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"filter.services[0]",L"string");
    CkJsonObjectW_UpdateInt(json,L"filter.startTimes[0].from",123);
    CkJsonObjectW_UpdateInt(json,L"filter.startTimes[0].to",123);
    CkJsonObjectW_UpdateString(json,L"filter.tags[0].string",L"string");
    CkJsonObjectW_UpdateString(json,L"locale",L"string");
    CkJsonObjectW_UpdateInt(json,L"maxResults",123);
    CkJsonObjectW_UpdateString(json,L"nextToken",L"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"
    // }

    CkRestW_AddHeader(rest,L"Content-Type",L"application/x-amz-json-1.1");
    CkRestW_AddHeader(rest,L"X-Amz-Target",L"AWSHealth_20160804.DescribeEvents");

    sbRequestBody = CkStringBuilderW_Create();
    CkJsonObjectW_EmitSb(json,sbRequestBody);
    sbResponseBody = CkStringBuilderW_Create();
    success = CkRestW_FullRequestSb(rest,L"POST",L"/",sbRequestBody,sbResponseBody);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbRequestBody);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    respStatusCode = CkRestW_getResponseStatusCode(rest);
    wprintf(L"response status code = %d\n",respStatusCode);
    if (respStatusCode != 200) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",CkRestW_responseHeader(rest));
        wprintf(L"Response Body:\n");
        wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponseBody));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        CkJsonObjectW_Dispose(json);
        CkStringBuilderW_Dispose(sbRequestBody);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    jResp = CkJsonObjectW_Create();
    CkJsonObjectW_LoadSb(jResp,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.

    nextToken = CkJsonObjectW_stringOf(jResp,L"nextToken");
    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(jResp,L"events");
    while (i < count_i) {
        CkJsonObjectW_putI(jResp,i);
        arn = CkJsonObjectW_stringOf(jResp,L"events[i].arn");
        availabilityZone = CkJsonObjectW_stringOf(jResp,L"events[i].availabilityZone");
        endTime = CkJsonObjectW_IntOf(jResp,L"events[i].endTime");
        eventScopeCode = CkJsonObjectW_stringOf(jResp,L"events[i].eventScopeCode");
        eventTypeCategory = CkJsonObjectW_stringOf(jResp,L"events[i].eventTypeCategory");
        eventTypeCode = CkJsonObjectW_stringOf(jResp,L"events[i].eventTypeCode");
        lastUpdatedTime = CkJsonObjectW_IntOf(jResp,L"events[i].lastUpdatedTime");
        region = CkJsonObjectW_stringOf(jResp,L"events[i].region");
        service = CkJsonObjectW_stringOf(jResp,L"events[i].service");
        startTime = CkJsonObjectW_IntOf(jResp,L"events[i].startTime");
        statusCode = CkJsonObjectW_stringOf(jResp,L"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"
    // }


    CkRestW_Dispose(rest);
    CkAuthAwsW_Dispose(authAws);
    CkJsonObjectW_Dispose(json);
    CkStringBuilderW_Dispose(sbRequestBody);
    CkStringBuilderW_Dispose(sbResponseBody);
    CkJsonObjectW_Dispose(jResp);

    }