GetEC2InstanceRecommendations delphiDll Example
var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
code: PWideChar;
identifier: PWideChar;
message: PWideChar;
accountId: PWideChar;
currentInstanceType: PWideChar;
currentPerformanceRisk: PWideChar;
EnhancedInfrastructureMetrics: PWideChar;
InferredWorkloadTypes: PWideChar;
finding: PWideChar;
instanceArn: PWideChar;
instanceName: PWideChar;
lastRefreshTimestamp: Integer;
lookBackPeriodInDays: Integer;
j: Integer;
count_j: Integer;
strVal: PWideChar;
instanceType: PWideChar;
migrationEffort: PWideChar;
performanceRisk: Integer;
rank: Integer;
v_Currency: PWideChar;
Value: Integer;
SavingsOpportunityPercentage: Integer;
k: Integer;
count_k: Integer;
name: PWideChar;
statistic: PWideChar;
value: Integer;
recommendationSourceArn: PWideChar;
recommendationSourceType: PWideChar;
nextToken: PWideChar;
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 := CkRest_Create();
authAws := CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,'AWS_ACCESS_KEY');
CkAuthAws_putSecretKey(authAws,'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.)
CkAuthAws_putRegion(authAws,'us-west-2');
CkAuthAws_putServiceName(authAws,'compute-optimizer');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);
// URL: https://compute-optimizer.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'compute-optimizer.us-west-2.amazonaws.com',443,True,True);
if (success <> True) then
begin
Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(CkRest_getConnectFailReason(rest)));
Memo1.Lines.Add(CkRest__lastErrorText(rest));
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 := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'accountIds[0]','string');
CkJsonObject_UpdateString(json,'filters[0].name','string');
CkJsonObject_UpdateString(json,'filters[0].values[0]','string');
CkJsonObject_UpdateString(json,'instanceArns[0]','string');
CkJsonObject_UpdateInt(json,'maxResults',123);
CkJsonObject_UpdateString(json,'nextToken','string');
CkJsonObject_UpdateString(json,'recommendationPreferences.cpuVendorArchitectures[0]','string');
// The JSON request body created by the above code:
// {
// "accountIds": [
// "string"
// ],
// "filters": [
// {
// "name": "string",
// "values": [
// "string"
// ]
// }
// ],
// "instanceArns": [
// "string"
// ],
// "maxResults": number,
// "nextToken": "string",
// "recommendationPreferences": {
// "cpuVendorArchitectures": [
// "string"
// ]
// }
// }
CkRest_AddHeader(rest,'Content-Type','application/x-amz-json-1.0');
CkRest_AddHeader(rest,'X-Amz-Target','ComputeOptimizerService.GetEC2InstanceRecommendations');
sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestSb(rest,'POST','/',sbRequestBody,sbResponseBody);
if (success <> True) then
begin
Memo1.Lines.Add(CkRest__lastErrorText(rest));
Exit;
end;
respStatusCode := CkRest_getResponseStatusCode(rest);
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
begin
Memo1.Lines.Add('Response Header:');
Memo1.Lines.Add(CkRest__responseHeader(rest));
Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponseBody));
Exit;
end;
jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
// 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
nextToken := CkJsonObject__stringOf(jResp,'nextToken');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'errors');
while i < count_i do
begin
CkJsonObject_putI(jResp,i);
code := CkJsonObject__stringOf(jResp,'errors[i].code');
identifier := CkJsonObject__stringOf(jResp,'errors[i].identifier');
message := CkJsonObject__stringOf(jResp,'errors[i].message');
i := i + 1;
end;
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations');
while i < count_i do
begin
CkJsonObject_putI(jResp,i);
accountId := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].accountId');
currentInstanceType := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].currentInstanceType');
currentPerformanceRisk := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].currentPerformanceRisk');
EnhancedInfrastructureMetrics := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].effectiveRecommendationPreferences.enhancedInfrastructureMetrics');
InferredWorkloadTypes := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].effectiveRecommendationPreferences.inferredWorkloadTypes');
finding := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].finding');
instanceArn := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].instanceArn');
instanceName := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].instanceName');
lastRefreshTimestamp := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].lastRefreshTimestamp');
lookBackPeriodInDays := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].lookBackPeriodInDays');
j := 0;
count_j := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].effectiveRecommendationPreferences.cpuVendorArchitectures');
while j < count_j do
begin
CkJsonObject_putJ(jResp,j);
strVal := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].effectiveRecommendationPreferences.cpuVendorArchitectures[j]');
j := j + 1;
end;
j := 0;
count_j := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].findingReasonCodes');
while j < count_j do
begin
CkJsonObject_putJ(jResp,j);
strVal := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].findingReasonCodes[j]');
j := j + 1;
end;
j := 0;
count_j := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].inferredWorkloadTypes');
while j < count_j do
begin
CkJsonObject_putJ(jResp,j);
strVal := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].inferredWorkloadTypes[j]');
j := j + 1;
end;
j := 0;
count_j := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].recommendationOptions');
while j < count_j do
begin
CkJsonObject_putJ(jResp,j);
instanceType := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationOptions[j].instanceType');
migrationEffort := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationOptions[j].migrationEffort');
performanceRisk := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].recommendationOptions[j].performanceRisk');
rank := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].recommendationOptions[j].rank');
v_Currency := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationOptions[j].savingsOpportunity.estimatedMonthlySavings.currency');
Value := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].recommendationOptions[j].savingsOpportunity.estimatedMonthlySavings.value');
SavingsOpportunityPercentage := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].recommendationOptions[j].savingsOpportunity.savingsOpportunityPercentage');
k := 0;
count_k := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].recommendationOptions[j].platformDifferences');
while k < count_k do
begin
CkJsonObject_putK(jResp,k);
strVal := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationOptions[j].platformDifferences[k]');
k := k + 1;
end;
k := 0;
count_k := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].recommendationOptions[j].projectedUtilizationMetrics');
while k < count_k do
begin
CkJsonObject_putK(jResp,k);
name := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationOptions[j].projectedUtilizationMetrics[k].name');
statistic := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationOptions[j].projectedUtilizationMetrics[k].statistic');
value := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].recommendationOptions[j].projectedUtilizationMetrics[k].value');
k := k + 1;
end;
j := j + 1;
end;
j := 0;
count_j := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].recommendationSources');
while j < count_j do
begin
CkJsonObject_putJ(jResp,j);
recommendationSourceArn := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationSources[j].recommendationSourceArn');
recommendationSourceType := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].recommendationSources[j].recommendationSourceType');
j := j + 1;
end;
j := 0;
count_j := CkJsonObject_SizeOfArray(jResp,'instanceRecommendations[i].utilizationMetrics');
while j < count_j do
begin
CkJsonObject_putJ(jResp,j);
name := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].utilizationMetrics[j].name');
statistic := CkJsonObject__stringOf(jResp,'instanceRecommendations[i].utilizationMetrics[j].statistic');
value := CkJsonObject_IntOf(jResp,'instanceRecommendations[i].utilizationMetrics[j].value');
j := j + 1;
end;
i := i + 1;
end;
// A sample JSON response body parsed by the above code:
// {
// "errors": [
// {
// "code": "string",
// "identifier": "string",
// "message": "string"
// }
// ],
// "instanceRecommendations": [
// {
// "accountId": "string",
// "currentInstanceType": "string",
// "currentPerformanceRisk": "string",
// "effectiveRecommendationPreferences": {
// "cpuVendorArchitectures": [
// "string"
// ],
// "enhancedInfrastructureMetrics": "string",
// "inferredWorkloadTypes": "string"
// },
// "finding": "string",
// "findingReasonCodes": [
// "string"
// ],
// "inferredWorkloadTypes": [
// "string"
// ],
// "instanceArn": "string",
// "instanceName": "string",
// "lastRefreshTimestamp": number,
// "lookBackPeriodInDays": number,
// "recommendationOptions": [
// {
// "instanceType": "string",
// "migrationEffort": "string",
// "performanceRisk": number,
// "platformDifferences": [
// "string"
// ],
// "projectedUtilizationMetrics": [
// {
// "name": "string",
// "statistic": "string",
// "value": number
// }
// ],
// "rank": number,
// "savingsOpportunity": {
// "estimatedMonthlySavings": {
// "currency": "string",
// "value": number
// },
// "savingsOpportunityPercentage": number
// }
// }
// ],
// "recommendationSources": [
// {
// "recommendationSourceArn": "string",
// "recommendationSourceType": "string"
// }
// ],
// "utilizationMetrics": [
// {
// "name": "string",
// "statistic": "string",
// "value": number
// }
// ]
// }
// ],
// "nextToken": "string"
// }
CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sbRequestBody);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);