Chilkat Online Tools

DescribeReplicationSubnetGroups Delphi (ActiveX) Example

AWS Database Migration Service

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
ReplicationSubnetGroupDescription: WideString;
ReplicationSubnetGroupIdentifier: WideString;
SubnetGroupStatus: WideString;
VpcId: WideString;
j: Integer;
count_j: Integer;
Name: WideString;
SubnetIdentifier: WideString;
SubnetStatus: WideString;
Marker: WideString;
i: Integer;
count_i: Integer;

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

rest := TChilkatRest.Create(Self);

authAws := TChilkatAuthAws.Create(Self);
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 := 'dms';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://dms.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('dms.us-west-2.amazonaws.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

// 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 := TChilkatJsonObject.Create(Self);
json.UpdateString('Filters[0].Name','string');
json.UpdateString('Filters[0].Values[0]','string');
json.UpdateString('Marker','string');
json.UpdateInt('MaxRecords',123);

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

// {
//   "Filters": [
//     {
//       "Name": "string",
//       "Values": [
//         "string"
//       ]
//     }
//   ],
//   "Marker": "string",
//   "MaxRecords": number
// }

rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','AmazonDMSv20160101.DescribeReplicationSubnetGroups');

sbRequestBody := TChilkatStringBuilder.Create(Self);
json.EmitSb(sbRequestBody.ControlInterface);
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestSb('POST','/',sbRequestBody.ControlInterface,sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

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

// 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

Marker := jResp.StringOf('Marker');
i := 0;
count_i := jResp.SizeOfArray('ReplicationSubnetGroups');
while i < count_i do
  begin
    jResp.I := i;
    ReplicationSubnetGroupDescription := jResp.StringOf('ReplicationSubnetGroups[i].ReplicationSubnetGroupDescription');
    ReplicationSubnetGroupIdentifier := jResp.StringOf('ReplicationSubnetGroups[i].ReplicationSubnetGroupIdentifier');
    SubnetGroupStatus := jResp.StringOf('ReplicationSubnetGroups[i].SubnetGroupStatus');
    VpcId := jResp.StringOf('ReplicationSubnetGroups[i].VpcId');
    j := 0;
    count_j := jResp.SizeOfArray('ReplicationSubnetGroups[i].Subnets');
    while j < count_j do
      begin
        jResp.J := j;
        Name := jResp.StringOf('ReplicationSubnetGroups[i].Subnets[j].SubnetAvailabilityZone.Name');
        SubnetIdentifier := jResp.StringOf('ReplicationSubnetGroups[i].Subnets[j].SubnetIdentifier');
        SubnetStatus := jResp.StringOf('ReplicationSubnetGroups[i].Subnets[j].SubnetStatus');
        j := j + 1;
      end;

    i := i + 1;
  end;

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

// {
//   "Marker": "string",
//   "ReplicationSubnetGroups": [
//     {
//       "ReplicationSubnetGroupDescription": "string",
//       "ReplicationSubnetGroupIdentifier": "string",
//       "SubnetGroupStatus": "string",
//       "Subnets": [
//         {
//           "SubnetAvailabilityZone": {
//             "Name": "string"
//           },
//           "SubnetIdentifier": "string",
//           "SubnetStatus": "string"
//         }
//       ],
//       "VpcId": "string"
//     }
//   ]
// }