Chilkat Online Tools

RunPipelineActivity unicodeC Example

AWS IoT Analytics

#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;
    int intVal;
    const wchar_t *logResult;
    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"iotanalytics");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRestW_SetAuthAws(rest,authAws);

    // URL: https://iotanalytics.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRestW_Connect(rest,L"iotanalytics.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();
ERROR: Undefined variable(blob)
ERROR: Undefined variable(blob)
ERROR: Undefined variable(blob)
    CkJsonObjectW_UpdateInt(json,L"payloads[0]",blob);ERROR: Undefined variable(blob)
ERROR: Undefined variable(blob)
ERROR: Undefined variable(blob)
ERROR: Undefined variable(blob)
ERROR: Undefined variable(blob)

    CkJsonObjectW_UpdateString(json,L"pipelineActivity.addAttributes.attributes.string",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.addAttributes.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.addAttributes.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.channel.channelName",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.channel.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.channel.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.datastore.datastoreName",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.datastore.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceRegistryEnrich.attribute",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceRegistryEnrich.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceRegistryEnrich.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceRegistryEnrich.roleArn",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceRegistryEnrich.thingName",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceShadowEnrich.attribute",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceShadowEnrich.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceShadowEnrich.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceShadowEnrich.roleArn",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.deviceShadowEnrich.thingName",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.filter.filter",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.filter.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.filter.next",L"string");
    CkJsonObjectW_UpdateInt(json,L"pipelineActivity.lambda.batchSize",123);
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.lambda.lambdaName",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.lambda.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.lambda.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.math.attribute",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.math.math",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.math.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.math.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.removeAttributes.attributes[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.removeAttributes.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.removeAttributes.next",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.selectAttributes.attributes[0]",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.selectAttributes.name",L"string");
    CkJsonObjectW_UpdateString(json,L"pipelineActivity.selectAttributes.next",L"string");

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

    // {
    //   "payloads": [
    //     blob
    //   ],
    //   "pipelineActivity": {
    //     "addAttributes": {
    //       "attributes": {
    //         "string": "string"
    //       },
    //       "name": "string",
    //       "next": "string"
    //     },
    //     "channel": {
    //       "channelName": "string",
    //       "name": "string",
    //       "next": "string"
    //     },
    //     "datastore": {
    //       "datastoreName": "string",
    //       "name": "string"
    //     },
    //     "deviceRegistryEnrich": {
    //       "attribute": "string",
    //       "name": "string",
    //       "next": "string",
    //       "roleArn": "string",
    //       "thingName": "string"
    //     },
    //     "deviceShadowEnrich": {
    //       "attribute": "string",
    //       "name": "string",
    //       "next": "string",
    //       "roleArn": "string",
    //       "thingName": "string"
    //     },
    //     "filter": {
    //       "filter": "string",
    //       "name": "string",
    //       "next": "string"
    //     },
    //     "lambda": {
    //       "batchSize": number,
    //       "lambdaName": "string",
    //       "name": "string",
    //       "next": "string"
    //     },
    //     "math": {
    //       "attribute": "string",
    //       "math": "string",
    //       "name": "string",
    //       "next": "string"
    //     },
    //     "removeAttributes": {
    //       "attributes": [
    //         "string"
    //       ],
    //       "name": "string",
    //       "next": "string"
    //     },
    //     "selectAttributes": {
    //       "attributes": [
    //         "string"
    //       ],
    //       "name": "string",
    //       "next": "string"
    //     }
    //   }
    // }

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

    sbRequestBody = CkStringBuilderW_Create();
    CkJsonObjectW_EmitSb(json,sbRequestBody);
    sbResponseBody = CkStringBuilderW_Create();
    success = CkRestW_FullRequestSb(rest,L"POST",L"/pipelineactivities/run",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.

    logResult = CkJsonObjectW_stringOf(jResp,L"logResult");
    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(jResp,L"payloads");
    while (i < count_i) {
        CkJsonObjectW_putI(jResp,i);
        intVal = CkJsonObjectW_IntOf(jResp,L"payloads[i]");
        i = i + 1;
    }

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

    // {
    //   "logResult": "string",
    //   "payloads": [
    //     blob
    //   ]
    // }


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

    }