Chilkat Online Tools

DescribeReplicationTasks delphiAx Example

AWS Database Migration Service

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
CdcStartPosition: WideString;
CdcStopPosition: WideString;
LastFailureMessage: WideString;
MigrationType: WideString;
RecoveryCheckpoint: WideString;
ReplicationInstanceArn: WideString;
ReplicationTaskArn: WideString;
ReplicationTaskCreationDate: Integer;
ReplicationTaskIdentifier: WideString;
ReplicationTaskSettings: WideString;
ReplicationTaskStartDate: Integer;
ElapsedTimeMillis: Integer;
FreshStartDate: Integer;
FullLoadFinishDate: Integer;
FullLoadProgressPercent: Integer;
FullLoadStartDate: Integer;
StartDate: Integer;
StopDate: Integer;
TablesErrored: Integer;
TablesLoaded: Integer;
TablesLoading: Integer;
TablesQueued: Integer;
SourceEndpointArn: WideString;
Status: WideString;
StopReason: WideString;
TableMappings: WideString;
TargetEndpointArn: WideString;
TargetReplicationInstanceArn: WideString;
TaskData: 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);
json.UpdateInt('WithoutSettings',123);

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

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

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

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('ReplicationTasks');
while i < count_i do
  begin
    jResp.I := i;
    CdcStartPosition := jResp.StringOf('ReplicationTasks[i].CdcStartPosition');
    CdcStopPosition := jResp.StringOf('ReplicationTasks[i].CdcStopPosition');
    LastFailureMessage := jResp.StringOf('ReplicationTasks[i].LastFailureMessage');
    MigrationType := jResp.StringOf('ReplicationTasks[i].MigrationType');
    RecoveryCheckpoint := jResp.StringOf('ReplicationTasks[i].RecoveryCheckpoint');
    ReplicationInstanceArn := jResp.StringOf('ReplicationTasks[i].ReplicationInstanceArn');
    ReplicationTaskArn := jResp.StringOf('ReplicationTasks[i].ReplicationTaskArn');
    ReplicationTaskCreationDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskCreationDate');
    ReplicationTaskIdentifier := jResp.StringOf('ReplicationTasks[i].ReplicationTaskIdentifier');
    ReplicationTaskSettings := jResp.StringOf('ReplicationTasks[i].ReplicationTaskSettings');
    ReplicationTaskStartDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStartDate');
    ElapsedTimeMillis := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.ElapsedTimeMillis');
    FreshStartDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.FreshStartDate');
    FullLoadFinishDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.FullLoadFinishDate');
    FullLoadProgressPercent := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.FullLoadProgressPercent');
    FullLoadStartDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.FullLoadStartDate');
    StartDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.StartDate');
    StopDate := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.StopDate');
    TablesErrored := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.TablesErrored');
    TablesLoaded := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.TablesLoaded');
    TablesLoading := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.TablesLoading');
    TablesQueued := jResp.IntOf('ReplicationTasks[i].ReplicationTaskStats.TablesQueued');
    SourceEndpointArn := jResp.StringOf('ReplicationTasks[i].SourceEndpointArn');
    Status := jResp.StringOf('ReplicationTasks[i].Status');
    StopReason := jResp.StringOf('ReplicationTasks[i].StopReason');
    TableMappings := jResp.StringOf('ReplicationTasks[i].TableMappings');
    TargetEndpointArn := jResp.StringOf('ReplicationTasks[i].TargetEndpointArn');
    TargetReplicationInstanceArn := jResp.StringOf('ReplicationTasks[i].TargetReplicationInstanceArn');
    TaskData := jResp.StringOf('ReplicationTasks[i].TaskData');
    i := i + 1;
  end;

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

// {
//   "Marker": "string",
//   "ReplicationTasks": [
//     {
//       "CdcStartPosition": "string",
//       "CdcStopPosition": "string",
//       "LastFailureMessage": "string",
//       "MigrationType": "string",
//       "RecoveryCheckpoint": "string",
//       "ReplicationInstanceArn": "string",
//       "ReplicationTaskArn": "string",
//       "ReplicationTaskCreationDate": number,
//       "ReplicationTaskIdentifier": "string",
//       "ReplicationTaskSettings": "string",
//       "ReplicationTaskStartDate": number,
//       "ReplicationTaskStats": {
//         "ElapsedTimeMillis": number,
//         "FreshStartDate": number,
//         "FullLoadFinishDate": number,
//         "FullLoadProgressPercent": number,
//         "FullLoadStartDate": number,
//         "StartDate": number,
//         "StopDate": number,
//         "TablesErrored": number,
//         "TablesLoaded": number,
//         "TablesLoading": number,
//         "TablesQueued": number
//       },
//       "SourceEndpointArn": "string",
//       "Status": "string",
//       "StopReason": "string",
//       "TableMappings": "string",
//       "TargetEndpointArn": "string",
//       "TargetReplicationInstanceArn": "string",
//       "TaskData": "string"
//     }
//   ]
// }