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delphiAx / Creatio API / $expand parameter

Back to Collection Items

var
http: TChilkatHttp;
success: Integer;
queryParams: TChilkatJsonObject;
resp: IChilkatHttpResponse;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
odata_context: WideString;
Id: WideString;
CreatedOn: WideString;
CreatedById: WideString;
ModifiedOn: WideString;
ModifiedById: WideString;
ProcessListeners: Integer;
ContactId: WideString;
Name: WideString;
OrgStructureUnitId: WideString;
Notes: WideString;
JobId: WideString;
FullJobTitle: WideString;
OwnerId: WideString;
CareerStartDate: WideString;
CareerDueDate: WideString;
ProbationDueDate: WideString;
ReasonForDismissalId: WideString;
AccountId: WideString;
ManagerId: WideString;
AccountName: WideString;
AccountOwnerId: WideString;
AccountCreatedOn: WideString;
AccountCreatedById: WideString;
AccountModifiedOn: WideString;
AccountModifiedById: WideString;
AccountProcessListeners: Integer;
OwnershipId: WideString;
PrimaryContactId: WideString;
ParentId: WideString;
IndustryId: WideString;
Code: WideString;
TypeId: WideString;
Phone: WideString;
AdditionalPhone: WideString;
Fax: WideString;
Web: WideString;
AddressTypeId: WideString;
Address: WideString;
CityId: WideString;
RegionId: WideString;
v_Zip: WideString;
CountryId: WideString;
AccountCategoryId: WideString;
EmployeesNumberId: WideString;
AnnualRevenueId: WideString;
AccountNotes: WideString;
AlternativeName: WideString;
GPSN: WideString;
GPSE: WideString;
Completeness: Integer;
PriceListId: WideString;
AccountLogoId: WideString;

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

http := TChilkatHttp.Create(Self);

queryParams := TChilkatJsonObject.Create(Self);
queryParams.UpdateString('$expand','Collection2');

http.SetRequestHeader('ForceUseSession','true');
http.SetRequestHeader('BPMCSRF','{{BPMCSRF}}');

resp := http.QuickRequestParams('GET','https://myserver.com/0/odata/Collection1(Id)',queryParams.ControlInterface);
if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

sbResponseBody := TChilkatStringBuilder.Create(Self);
resp.GetBodySb(sbResponseBody.ControlInterface);

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(jResp.Emit());

respStatusCode := resp.StatusCode;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(resp.Header);
    Memo1.Lines.Add('Failed.');

    Exit;
  end;

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

// {
//   "@odata.context": "https://myserver.com/0/odata/$metadata#Employee(Account())/$entity",
//   "Id": "c31c7862-fe33-4a13-9bbc-0943fa08fd02",
//   "CreatedOn": "2017-03-30T14:50:04Z",
//   "CreatedById": "76929f8c-7e15-4c64-bdb0-adc62d383727",
//   "ModifiedOn": "2020-02-14T06:30:46.234Z",
//   "ModifiedById": "410006e1-ca4e-4502-a9ec-e54d922d2c00",
//   "ProcessListeners": 0,
//   "ContactId": "227aab3b-7c0c-4181-abf9-81585563ab23",
//   "Name": "William Walker",
//   "OrgStructureUnitId": "d436a9ce-9690-4415-9e03-e8061d7cabb5",
//   "Notes": "",
//   "JobId": "11d68189-ced6-df11-9b2a-001d60e938c6",
//   "FullJobTitle": "Developer",
//   "OwnerId": "76929f8c-7e15-4c64-bdb0-adc62d383727",
//   "CareerStartDate": "2019-09-08T00:00:00Z",
//   "CareerDueDate": "0001-01-01T00:00:00Z",
//   "ProbationDueDate": "2020-01-09T00:00:00Z",
//   "ReasonForDismissalId": "00000000-0000-0000-0000-000000000000",
//   "AccountId": "a0bf3e92-f36b-1410-0499-00155d043204",
//   "ManagerId": "3e5bd47e-1ebd-41db-a9a6-a3560dcee3cb",
//   "Account": {
//     "Id": "a0bf3e92-f36b-1410-0499-00155d043204",
//     "Name": "XT Group",
//     "OwnerId": "cad50d15-f28d-49fc-aa79-21615ac35b86",
//     "CreatedOn": "2020-01-27T08:00:14Z",
//     "CreatedById": "76929f8c-7e15-4c64-bdb0-adc62d383727",
//     "ModifiedOn": "2020-01-10T10:12:35Z",
//     "ModifiedById": "76929f8c-7e15-4c64-bdb0-adc62d383727",
//     "ProcessListeners": 0,
//     "OwnershipId": "e0ae3e02-f46b-1410-fb98-00155d043204",
//     "PrimaryContactId": "017df77c-b01c-4554-b7eb-760ac91cd0d7",
//     "ParentId": "00000000-0000-0000-0000-000000000000",
//     "IndustryId": "bd7f1e4a-f36b-1410-c493-00155d043205",
//     "Code": "60",
//     "TypeId": "03a75490-53e6-df11-971b-001d60e938c6",
//     "Phone": "+1 212 753 2819",
//     "AdditionalPhone": "+1 212 753 2845",
//     "Fax": "",
//     "Web": "www.xtg.com",
//     "AddressTypeId": "780bf68c-4b6e-df11-b988-001d60e938c6",
//     "Address": "17 Road Street",
//     "CityId": "c0af42ea-f36b-1410-0299-00155d043204",
//     "RegionId": "00b03270-f36b-1410-fd98-00155d043204",
//     "Zip": "10351",
//     "CountryId": "e0be1264-f36b-1410-fa98-00155d043204",
//     "AccountCategoryId": "37ea507c-55e6-df11-971b-001d60e938c6",
//     "EmployeesNumberId": "2c344115-55e6-df11-971b-001d60e938c6",
//     "AnnualRevenueId": "498aceb9-55e6-df11-971b-001d60e938c6",
//     "Notes": "",
//     "AlternativeName": "",
//     "GPSN": "42.6558932018082",
//     "GPSE": "-73.7562183364144",
//     "Completeness": 100,
//     "PriceListId": "00000000-0000-0000-0000-000000000000",
//     "AccountLogoId": "69517c67-e5de-47db-ae50-df69447a12cf"
//   }
// }

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

odata_context := jResp.StringOf('"@odata.context"');
Id := jResp.StringOf('Id');
CreatedOn := jResp.StringOf('CreatedOn');
CreatedById := jResp.StringOf('CreatedById');
ModifiedOn := jResp.StringOf('ModifiedOn');
ModifiedById := jResp.StringOf('ModifiedById');
ProcessListeners := jResp.IntOf('ProcessListeners');
ContactId := jResp.StringOf('ContactId');
Name := jResp.StringOf('Name');
OrgStructureUnitId := jResp.StringOf('OrgStructureUnitId');
Notes := jResp.StringOf('Notes');
JobId := jResp.StringOf('JobId');
FullJobTitle := jResp.StringOf('FullJobTitle');
OwnerId := jResp.StringOf('OwnerId');
CareerStartDate := jResp.StringOf('CareerStartDate');
CareerDueDate := jResp.StringOf('CareerDueDate');
ProbationDueDate := jResp.StringOf('ProbationDueDate');
ReasonForDismissalId := jResp.StringOf('ReasonForDismissalId');
AccountId := jResp.StringOf('AccountId');
ManagerId := jResp.StringOf('ManagerId');
AccountId := jResp.StringOf('Account.Id');
AccountName := jResp.StringOf('Account.Name');
AccountOwnerId := jResp.StringOf('Account.OwnerId');
AccountCreatedOn := jResp.StringOf('Account.CreatedOn');
AccountCreatedById := jResp.StringOf('Account.CreatedById');
AccountModifiedOn := jResp.StringOf('Account.ModifiedOn');
AccountModifiedById := jResp.StringOf('Account.ModifiedById');
AccountProcessListeners := jResp.IntOf('Account.ProcessListeners');
OwnershipId := jResp.StringOf('Account.OwnershipId');
PrimaryContactId := jResp.StringOf('Account.PrimaryContactId');
ParentId := jResp.StringOf('Account.ParentId');
IndustryId := jResp.StringOf('Account.IndustryId');
Code := jResp.StringOf('Account.Code');
TypeId := jResp.StringOf('Account.TypeId');
Phone := jResp.StringOf('Account.Phone');
AdditionalPhone := jResp.StringOf('Account.AdditionalPhone');
Fax := jResp.StringOf('Account.Fax');
Web := jResp.StringOf('Account.Web');
AddressTypeId := jResp.StringOf('Account.AddressTypeId');
Address := jResp.StringOf('Account.Address');
CityId := jResp.StringOf('Account.CityId');
RegionId := jResp.StringOf('Account.RegionId');
v_Zip := jResp.StringOf('Account.Zip');
CountryId := jResp.StringOf('Account.CountryId');
AccountCategoryId := jResp.StringOf('Account.AccountCategoryId');
EmployeesNumberId := jResp.StringOf('Account.EmployeesNumberId');
AnnualRevenueId := jResp.StringOf('Account.AnnualRevenueId');
AccountNotes := jResp.StringOf('Account.Notes');
AlternativeName := jResp.StringOf('Account.AlternativeName');
GPSN := jResp.StringOf('Account.GPSN');
GPSE := jResp.StringOf('Account.GPSE');
Completeness := jResp.IntOf('Account.Completeness');
PriceListId := jResp.StringOf('Account.PriceListId');
AccountLogoId := jResp.StringOf('Account.AccountLogoId');

Curl Command

curl -G -d "$expand=Collection2"
	-H "ForceUseSession: true"
	-H "BPMCSRF: {{BPMCSRF}}"
https://myserver.com/0/odata/Collection1(Id)

Postman Collection Item JSON

{
  "name": "$expand parameter",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "ForceUseSession",
        "type": "text",
        "value": "true"
      },
      {
        "key": "BPMCSRF",
        "type": "text",
        "value": "{{BPMCSRF}}"
      }
    ],
    "url": {
      "raw": "{{BaseURI}}/0/odata/{{CollectionName1}}({{ObjectId1}})?$expand={{CollectionName2}}",
      "host": [
        "{{BaseURI}}"
      ],
      "path": [
        "0",
        "odata",
        "{{CollectionName1}}({{ObjectId1}})"
      ],
      "query": [
        {
          "key": "$expand",
          "value": "{{CollectionName2}}"
        }
      ]
    },
    "description": "Request for getting an object collection instance by instance Id of another object collection via the [$expand](http://docs.oasis-open.org/odata/odata/v4.01/odata-v4.01-part2-url-conventions.html#sec_SystemQueryOptionexpand) parameter."
  },
  "response": [
    {
      "name": "[200] Gets an objects collection instances by another object collection",
      "originalRequest": {
        "method": "GET",
        "header": [
          {
            "key": "Accept",
            "type": "text",
            "value": "application/json"
          },
          {
            "key": "Content-Type",
            "type": "text",
            "value": "application/json; charset=utf-8"
          },
          {
            "key": "ForceUseSession",
            "type": "text",
            "value": "true"
          },
          {
            "key": "BPMCSRF",
            "type": "text",
            "value": "{{BPMCSRF}}"
          }
        ],
        "url": {
          "raw": "https://myserver.com/0/odata/Employee(c31c7862-fe33-4a13-9bbc-0943fa08fd02)?$expand=Account",
          "protocol": "https",
          "host": [
            "myserver",
            "com"
          ],
          "path": [
            "0",
            "odata",
            "Employee(c31c7862-fe33-4a13-9bbc-0943fa08fd02)"
          ],
          "query": [
            {
              "key": "$expand",
              "value": "Account"
            }
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Cache-Control",
          "value": "no-cache"
        },
        {
          "key": "Pragma",
          "value": "no-cache"
        },
        {
          "key": "Content-Type",
          "value": "application/json; odata.metadata=minimal"
        },
        {
          "key": "Expires",
          "value": "-1"
        },
        {
          "key": "Server",
          "value": "Microsoft-IIS/10.0"
        },
        {
          "key": "OData-Version",
          "value": "4.0"
        },
        {
          "key": "X-AspNet-Version",
          "value": "4.0.30319"
        },
        {
          "key": "X-Powered-By",
          "value": "ASP.NET"
        },
        {
          "key": "X-Frame-Options",
          "value": "SAMEORIGIN"
        },
        {
          "key": "X-Content-Type-Options",
          "value": "nosniff"
        },
        {
          "key": "Date",
          "value": "Wed, 26 Feb 2020 14:52:02 GMT"
        },
        {
          "key": "Content-Length",
          "value": "2206"
        }
      ],
      "cookie": [
      ],
      "body": "{\n    \"@odata.context\": \"https://myserver.com/0/odata/$metadata#Employee(Account())/$entity\",\n    \"Id\": \"c31c7862-fe33-4a13-9bbc-0943fa08fd02\",\n    \"CreatedOn\": \"2017-03-30T14:50:04Z\",\n    \"CreatedById\": \"76929f8c-7e15-4c64-bdb0-adc62d383727\",\n    \"ModifiedOn\": \"2020-02-14T06:30:46.234Z\",\n    \"ModifiedById\": \"410006e1-ca4e-4502-a9ec-e54d922d2c00\",\n    \"ProcessListeners\": 0,\n    \"ContactId\": \"227aab3b-7c0c-4181-abf9-81585563ab23\",\n    \"Name\": \"William Walker\",\n    \"OrgStructureUnitId\": \"d436a9ce-9690-4415-9e03-e8061d7cabb5\",\n    \"Notes\": \"\",\n    \"JobId\": \"11d68189-ced6-df11-9b2a-001d60e938c6\",\n    \"FullJobTitle\": \"Developer\",\n    \"OwnerId\": \"76929f8c-7e15-4c64-bdb0-adc62d383727\",\n    \"CareerStartDate\": \"2019-09-08T00:00:00Z\",\n    \"CareerDueDate\": \"0001-01-01T00:00:00Z\",\n    \"ProbationDueDate\": \"2020-01-09T00:00:00Z\",\n    \"ReasonForDismissalId\": \"00000000-0000-0000-0000-000000000000\",\n    \"AccountId\": \"a0bf3e92-f36b-1410-0499-00155d043204\",\n    \"ManagerId\": \"3e5bd47e-1ebd-41db-a9a6-a3560dcee3cb\",\n    \"Account\": {\n        \"Id\": \"a0bf3e92-f36b-1410-0499-00155d043204\",\n        \"Name\": \"XT Group\",\n        \"OwnerId\": \"cad50d15-f28d-49fc-aa79-21615ac35b86\",\n        \"CreatedOn\": \"2020-01-27T08:00:14Z\",\n        \"CreatedById\": \"76929f8c-7e15-4c64-bdb0-adc62d383727\",\n        \"ModifiedOn\": \"2020-01-10T10:12:35Z\",\n        \"ModifiedById\": \"76929f8c-7e15-4c64-bdb0-adc62d383727\",\n        \"ProcessListeners\": 0,\n        \"OwnershipId\": \"e0ae3e02-f46b-1410-fb98-00155d043204\",\n        \"PrimaryContactId\": \"017df77c-b01c-4554-b7eb-760ac91cd0d7\",\n        \"ParentId\": \"00000000-0000-0000-0000-000000000000\",\n        \"IndustryId\": \"bd7f1e4a-f36b-1410-c493-00155d043205\",\n        \"Code\": \"60\",\n        \"TypeId\": \"03a75490-53e6-df11-971b-001d60e938c6\",\n        \"Phone\": \"+1 212 753 2819\",\n        \"AdditionalPhone\": \"+1 212 753 2845\",\n        \"Fax\": \"\",\n        \"Web\": \"www.xtg.com\",\n        \"AddressTypeId\": \"780bf68c-4b6e-df11-b988-001d60e938c6\",\n        \"Address\": \"17 Road Street\",\n        \"CityId\": \"c0af42ea-f36b-1410-0299-00155d043204\",\n        \"RegionId\": \"00b03270-f36b-1410-fd98-00155d043204\",\n        \"Zip\": \"10351\",\n        \"CountryId\": \"e0be1264-f36b-1410-fa98-00155d043204\",\n        \"AccountCategoryId\": \"37ea507c-55e6-df11-971b-001d60e938c6\",\n        \"EmployeesNumberId\": \"2c344115-55e6-df11-971b-001d60e938c6\",\n        \"AnnualRevenueId\": \"498aceb9-55e6-df11-971b-001d60e938c6\",\n        \"Notes\": \"\",\n        \"AlternativeName\": \"\",\n        \"GPSN\": \"42.6558932018082\",\n        \"GPSE\": \"-73.7562183364144\",\n        \"Completeness\": 100,\n        \"PriceListId\": \"00000000-0000-0000-0000-000000000000\",\n        \"AccountLogoId\": \"69517c67-e5de-47db-ae50-df69447a12cf\"\n    }\n}"
    }
  ]
}