Chilkat Online Tools

GetLinkAttributes C++ Example

Amazon Cloud Directory

#include <CkRest.h>
#include <CkAuthAws.h>
#include <CkJsonObject.h>
#include <CkStringBuilder.h>

void ChilkatSample(void)
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkRest rest;
    bool success;

    CkAuthAws authAws;
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_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.put_Region("us-west-2");
    authAws.put_ServiceName("clouddirectory");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    rest.SetAuthAws(authAws);

    // URL: https://clouddirectory.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = rest.Connect("clouddirectory.us-west-2.amazonaws.com",443,true,true);
    if (success != true) {
        std::cout << "ConnectFailReason: " << rest.get_ConnectFailReason() << "\r\n";
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    // 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

    CkJsonObject json;
    json.UpdateString("AttributeNames[0]","string");
    json.UpdateString("ConsistencyLevel","string");
    json.UpdateString("TypedLinkSpecifier.IdentityAttributeValues[0].AttributeName","string");
    json.UpdateInt("TypedLinkSpecifier.IdentityAttributeValues[0].Value.BinaryValue",123);
    json.UpdateInt("TypedLinkSpecifier.IdentityAttributeValues[0].Value.BooleanValue",123);
    json.UpdateInt("TypedLinkSpecifier.IdentityAttributeValues[0].Value.DatetimeValue",123);
    json.UpdateString("TypedLinkSpecifier.IdentityAttributeValues[0].Value.NumberValue","string");
    json.UpdateString("TypedLinkSpecifier.IdentityAttributeValues[0].Value.StringValue","string");
    json.UpdateString("TypedLinkSpecifier.SourceObjectReference.Selector","string");
    json.UpdateString("TypedLinkSpecifier.TargetObjectReference.Selector","string");
    json.UpdateString("TypedLinkSpecifier.TypedLinkFacet.SchemaArn","string");
    json.UpdateString("TypedLinkSpecifier.TypedLinkFacet.TypedLinkName","string");

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

    // {
    //   "AttributeNames": [
    //     "string"
    //   ],
    //   "ConsistencyLevel": "string",
    //   "TypedLinkSpecifier": {
    //     "IdentityAttributeValues": [
    //       {
    //         "AttributeName": "string",
    //         "Value": {
    //           "BinaryValue": blob,
    //           "BooleanValue": boolean,
    //           "DatetimeValue": number,
    //           "NumberValue": "string",
    //           "StringValue": "string"
    //         }
    //       }
    //     ],
    //     "SourceObjectReference": {
    //       "Selector": "string"
    //     },
    //     "TargetObjectReference": {
    //       "Selector": "string"
    //     },
    //     "TypedLinkFacet": {
    //       "SchemaArn": "string",
    //       "TypedLinkName": "string"
    //     }
    //   }
    // }

    rest.AddHeader("Content-Type","application/x-amz-json-1.1");
    rest.AddHeader("X-Amz-Target","GetLinkAttributes");

    CkStringBuilder sbRequestBody;
    json.EmitSb(sbRequestBody);
    CkStringBuilder sbResponseBody;
    success = rest.FullRequestSb("POST","/amazonclouddirectory/2017-01-11/typedlink/attributes/get",sbRequestBody,sbResponseBody);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    int respStatusCode = rest.get_ResponseStatusCode();
    std::cout << "response status code = " << respStatusCode << "\r\n";
    if (respStatusCode != 200) {
        std::cout << "Response Header:" << "\r\n";
        std::cout << rest.responseHeader() << "\r\n";
        std::cout << "Response Body:" << "\r\n";
        std::cout << sbResponseBody.getAsString() << "\r\n";
        return;
    }

    CkJsonObject jResp;
    jResp.LoadSb(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

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.

    const char *FacetName = 0;
    const char *Name = 0;
    const char *SchemaArn = 0;
    int BinaryValue;
    int BooleanValue;
    int DatetimeValue;
    const char *NumberValue = 0;
    const char *StringValue = 0;

    int i = 0;
    int count_i = jResp.SizeOfArray("Attributes");
    while (i < count_i) {
        jResp.put_I(i);
        FacetName = jResp.stringOf("Attributes[i].Key.FacetName");
        Name = jResp.stringOf("Attributes[i].Key.Name");
        SchemaArn = jResp.stringOf("Attributes[i].Key.SchemaArn");
        BinaryValue = jResp.IntOf("Attributes[i].Value.BinaryValue");
        BooleanValue = jResp.IntOf("Attributes[i].Value.BooleanValue");
        DatetimeValue = jResp.IntOf("Attributes[i].Value.DatetimeValue");
        NumberValue = jResp.stringOf("Attributes[i].Value.NumberValue");
        StringValue = jResp.stringOf("Attributes[i].Value.StringValue");
        i = i + 1;
    }

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

    // {
    //   "Attributes": [
    //     {
    //       "Key": {
    //         "FacetName": "string",
    //         "Name": "string",
    //         "SchemaArn": "string"
    //       },
    //       "Value": {
    //         "BinaryValue": blob,
    //         "BooleanValue": boolean,
    //         "DatetimeValue": number,
    //         "NumberValue": "string",
    //         "StringValue": "string"
    //       }
    //     }
    //   ]
    // }
    }