DescribePipeline delphiAx Example
var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
v_String: WideString;
addAttributesName: WideString;
v_Next: WideString;
ChannelName: WideString;
channelName: WideString;
channelNext: WideString;
DatastoreName: WideString;
datastoreName: WideString;
Attribute: WideString;
deviceRegistryEnrichName: WideString;
deviceRegistryEnrichNext: WideString;
RoleArn: WideString;
ThingName: WideString;
deviceShadowEnrichAttribute: WideString;
deviceShadowEnrichName: WideString;
deviceShadowEnrichNext: WideString;
deviceShadowEnrichRoleArn: WideString;
deviceShadowEnrichThingName: WideString;
Filter: WideString;
filterName: WideString;
filterNext: WideString;
BatchSize: Integer;
LambdaName: WideString;
lambdaName: WideString;
lambdaNext: WideString;
mathAttribute: WideString;
Math: WideString;
mathName: WideString;
mathNext: WideString;
removeAttributesName: WideString;
removeAttributesNext: WideString;
selectAttributesName: WideString;
selectAttributesNext: WideString;
j: Integer;
count_j: Integer;
strVal: WideString;
creationTime: Integer;
id: WideString;
status: WideString;
Arn: WideString;
CreationTime: Integer;
LastUpdateTime: Integer;
Name: 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 := 'iotanalytics';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);
// URL: https://iotanalytics.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('iotanalytics.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;
rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','DescribePipeline');
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/pipelines/{pipelineName}',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
Arn := jResp.StringOf('pipeline.arn');
CreationTime := jResp.IntOf('pipeline.creationTime');
LastUpdateTime := jResp.IntOf('pipeline.lastUpdateTime');
Name := jResp.StringOf('pipeline.name');
i := 0;
count_i := jResp.SizeOfArray('pipeline.activities');
while i < count_i do
begin
jResp.I := i;
v_String := jResp.StringOf('pipeline.activities[i].addAttributes.attributes.string');
addAttributesName := jResp.StringOf('pipeline.activities[i].addAttributes.name');
v_Next := jResp.StringOf('pipeline.activities[i].addAttributes.next');
ChannelName := jResp.StringOf('pipeline.activities[i].channel.channelName');
channelName := jResp.StringOf('pipeline.activities[i].channel.name');
channelNext := jResp.StringOf('pipeline.activities[i].channel.next');
DatastoreName := jResp.StringOf('pipeline.activities[i].datastore.datastoreName');
datastoreName := jResp.StringOf('pipeline.activities[i].datastore.name');
Attribute := jResp.StringOf('pipeline.activities[i].deviceRegistryEnrich.attribute');
deviceRegistryEnrichName := jResp.StringOf('pipeline.activities[i].deviceRegistryEnrich.name');
deviceRegistryEnrichNext := jResp.StringOf('pipeline.activities[i].deviceRegistryEnrich.next');
RoleArn := jResp.StringOf('pipeline.activities[i].deviceRegistryEnrich.roleArn');
ThingName := jResp.StringOf('pipeline.activities[i].deviceRegistryEnrich.thingName');
deviceShadowEnrichAttribute := jResp.StringOf('pipeline.activities[i].deviceShadowEnrich.attribute');
deviceShadowEnrichName := jResp.StringOf('pipeline.activities[i].deviceShadowEnrich.name');
deviceShadowEnrichNext := jResp.StringOf('pipeline.activities[i].deviceShadowEnrich.next');
deviceShadowEnrichRoleArn := jResp.StringOf('pipeline.activities[i].deviceShadowEnrich.roleArn');
deviceShadowEnrichThingName := jResp.StringOf('pipeline.activities[i].deviceShadowEnrich.thingName');
Filter := jResp.StringOf('pipeline.activities[i].filter.filter');
filterName := jResp.StringOf('pipeline.activities[i].filter.name');
filterNext := jResp.StringOf('pipeline.activities[i].filter.next');
BatchSize := jResp.IntOf('pipeline.activities[i].lambda.batchSize');
LambdaName := jResp.StringOf('pipeline.activities[i].lambda.lambdaName');
lambdaName := jResp.StringOf('pipeline.activities[i].lambda.name');
lambdaNext := jResp.StringOf('pipeline.activities[i].lambda.next');
mathAttribute := jResp.StringOf('pipeline.activities[i].math.attribute');
Math := jResp.StringOf('pipeline.activities[i].math.math');
mathName := jResp.StringOf('pipeline.activities[i].math.name');
mathNext := jResp.StringOf('pipeline.activities[i].math.next');
removeAttributesName := jResp.StringOf('pipeline.activities[i].removeAttributes.name');
removeAttributesNext := jResp.StringOf('pipeline.activities[i].removeAttributes.next');
selectAttributesName := jResp.StringOf('pipeline.activities[i].selectAttributes.name');
selectAttributesNext := jResp.StringOf('pipeline.activities[i].selectAttributes.next');
j := 0;
count_j := jResp.SizeOfArray('pipeline.activities[i].removeAttributes.attributes');
while j < count_j do
begin
jResp.J := j;
strVal := jResp.StringOf('pipeline.activities[i].removeAttributes.attributes[j]');
j := j + 1;
end;
j := 0;
count_j := jResp.SizeOfArray('pipeline.activities[i].selectAttributes.attributes');
while j < count_j do
begin
jResp.J := j;
strVal := jResp.StringOf('pipeline.activities[i].selectAttributes.attributes[j]');
j := j + 1;
end;
i := i + 1;
end;
i := 0;
count_i := jResp.SizeOfArray('pipeline.reprocessingSummaries');
while i < count_i do
begin
jResp.I := i;
creationTime := jResp.IntOf('pipeline.reprocessingSummaries[i].creationTime');
id := jResp.StringOf('pipeline.reprocessingSummaries[i].id');
status := jResp.StringOf('pipeline.reprocessingSummaries[i].status');
i := i + 1;
end;
// A sample JSON response body parsed by the above code:
// {
// "pipeline": {
// "activities": [
// {
// "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"
// }
// }
// ],
// "arn": "string",
// "creationTime": number,
// "lastUpdateTime": number,
// "name": "string",
// "reprocessingSummaries": [
// {
// "creationTime": number,
// "id": "string",
// "status": "string"
// }
// ]
// }
// }
