Chilkat Online Tools

C++ / Salesforce Platform APIs / List event channels

Back to Collection Items

#include <CkHttp.h>
#include <CkJsonObject.h>
#include <CkHttpResponse.h>
#include <CkStringBuilder.h>

void ChilkatSample(void)
    {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http;
    bool success;

    CkJsonObject queryParams;
    queryParams.UpdateString("q","SELECT Id, DeveloperName, MasterLabel, ChannelType FROM PlatformEventChannel");

    // Adds the "Authorization: Bearer <access_token>" header.
    http.put_AuthToken("<access_token>");

    CkHttpResponse *resp = http.QuickRequestParams("GET","https://domain.com/services/data/v{{version}}/tooling/query/",queryParams);
    if (http.get_LastMethodSuccess() == false) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    CkStringBuilder sbResponseBody;
    resp->GetBodySb(sbResponseBody);

    CkJsonObject jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    std::cout << "Response Body:" << "\r\n";
    std::cout << jResp.emit() << "\r\n";

    int respStatusCode = resp->get_StatusCode();
    std::cout << "Response Status Code = " << respStatusCode << "\r\n";
    if (respStatusCode >= 400) {
        std::cout << "Response Header:" << "\r\n";
        std::cout << resp->header() << "\r\n";
        std::cout << "Failed." << "\r\n";
        delete resp;
        return;
    }

    delete resp;

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "size": 2,
    //   "totalSize": 2,
    //   "done": true,
    //   "queryLocator": null,
    //   "entityTypeName": "PlatformEventChannel",
    //   "records": [
    //     {
    //       "attributes": {
    //         "type": "PlatformEventChannel",
    //         "url": "/services/data/v58.0/tooling/sobjects/PlatformEventChannel/0YL4H0000004C93WAE"
    //       },
    //       "Id": "0YL4H0000004C93WAE",
    //       "DeveloperName": "HREvents",
    //       "MasterLabel": "Custom Channel for the HR App",
    //       "ChannelType": "data"
    //     },
    //     {
    //       "attributes": {
    //         "type": "PlatformEventChannel",
    //         "url": "/services/data/v58.0/tooling/sobjects/PlatformEventChannel/0YL4H0000004C98WAE"
    //       },
    //       "Id": "0YL4H0000004C98WAE",
    //       "DeveloperName": "AdvocateEvents",
    //       "MasterLabel": "Custom Channel for the HR App",
    //       "ChannelType": "data"
    //     }
    //   ]
    // }

    // Sample code for parsing the JSON response...
    // Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.

    const char *v_Type = 0;
    const char *v_Url = 0;
    const char *Id = 0;
    const char *DeveloperName = 0;
    const char *MasterLabel = 0;
    const char *ChannelType = 0;

    int size = jResp.IntOf("size");
    int totalSize = jResp.IntOf("totalSize");
    bool done = jResp.BoolOf("done");
    const char *queryLocator = jResp.stringOf("queryLocator");
    const char *entityTypeName = jResp.stringOf("entityTypeName");
    int i = 0;
    int count_i = jResp.SizeOfArray("records");
    while (i < count_i) {
        jResp.put_I(i);
        v_Type = jResp.stringOf("records[i].attributes.type");
        v_Url = jResp.stringOf("records[i].attributes.url");
        Id = jResp.stringOf("records[i].Id");
        DeveloperName = jResp.stringOf("records[i].DeveloperName");
        MasterLabel = jResp.stringOf("records[i].MasterLabel");
        ChannelType = jResp.stringOf("records[i].ChannelType");
        i = i + 1;
    }
    }

Curl Command

curl -G -d "q=SELECT%20Id,%20DeveloperName,%20MasterLabel,%20ChannelType%20FROM%20PlatformEventChannel"
	-H "Authorization: Bearer <access_token>"
https://domain.com/services/data/v{{version}}/tooling/query/

Postman Collection Item JSON

{
  "name": "List event channels",
  "request": {
    "method": "GET",
    "header": [
    ],
    "url": {
      "raw": "{{_endpoint}}/services/data/v{{version}}/tooling/query/?q=SELECT Id, DeveloperName, MasterLabel, ChannelType FROM PlatformEventChannel",
      "host": [
        "{{_endpoint}}"
      ],
      "path": [
        "services",
        "data",
        "v{{version}}",
        "tooling",
        "query",
        ""
      ],
      "query": [
        {
          "key": "q",
          "value": "SELECT Id, DeveloperName, MasterLabel, ChannelType FROM PlatformEventChannel"
        }
      ]
    }
  },
  "response": [
    {
      "name": "List event channels",
      "originalRequest": {
        "method": "GET",
        "header": [
        ],
        "url": {
          "raw": "{{_endpoint}}/services/data/v{{version}}/tooling/query/?q=SELECT Id, DeveloperName, MasterLabel, ChannelType FROM PlatformEventChannel",
          "host": [
            "{{_endpoint}}"
          ],
          "path": [
            "services",
            "data",
            "v{{version}}",
            "tooling",
            "query",
            ""
          ],
          "query": [
            {
              "key": "q",
              "value": "SELECT Id, DeveloperName, MasterLabel, ChannelType FROM PlatformEventChannel"
            }
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Date",
          "value": "Mon, 03 Jul 2023 13:15:17 GMT"
        },
        {
          "key": "Strict-Transport-Security",
          "value": "max-age=63072000; includeSubDomains"
        },
        {
          "key": "X-Content-Type-Options",
          "value": "nosniff"
        },
        {
          "key": "X-Robots-Tag",
          "value": "none"
        },
        {
          "key": "Cache-Control",
          "value": "no-cache,must-revalidate,max-age=0,no-store,private"
        },
        {
          "key": "Sforce-Limit-Info",
          "value": "api-usage=7/15000"
        },
        {
          "key": "Content-Type",
          "value": "application/json;charset=UTF-8"
        },
        {
          "key": "Vary",
          "value": "Accept-Encoding"
        },
        {
          "key": "Content-Encoding",
          "value": "gzip"
        },
        {
          "key": "Transfer-Encoding",
          "value": "chunked"
        }
      ],
      "cookie": [
      ],
      "body": "{\n    \"size\": 2,\n    \"totalSize\": 2,\n    \"done\": true,\n    \"queryLocator\": null,\n    \"entityTypeName\": \"PlatformEventChannel\",\n    \"records\": [\n        {\n            \"attributes\": {\n                \"type\": \"PlatformEventChannel\",\n                \"url\": \"/services/data/v58.0/tooling/sobjects/PlatformEventChannel/0YL4H0000004C93WAE\"\n            },\n            \"Id\": \"0YL4H0000004C93WAE\",\n            \"DeveloperName\": \"HREvents\",\n            \"MasterLabel\": \"Custom Channel for the HR App\",\n            \"ChannelType\": \"data\"\n        },\n        {\n            \"attributes\": {\n                \"type\": \"PlatformEventChannel\",\n                \"url\": \"/services/data/v58.0/tooling/sobjects/PlatformEventChannel/0YL4H0000004C98WAE\"\n            },\n            \"Id\": \"0YL4H0000004C98WAE\",\n            \"DeveloperName\": \"AdvocateEvents\",\n            \"MasterLabel\": \"Custom Channel for the HR App\",\n            \"ChannelType\": \"data\"\n        }\n    ]\n}"
    }
  ]
}