Chilkat Online Tools

GetDataSource unicodeC Example

AWS AppSync

#include <C_CkRestW.h>
#include <C_CkAuthAwsW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    HCkRestW rest;
    BOOL success;
    HCkAuthAwsW authAws;
    HCkStringBuilderW sbResponseBody;
    int respStatusCode;
    HCkJsonObjectW jResp;
    const wchar_t *DataSourceArn;
    const wchar_t *Description;
    const wchar_t *AwsRegion;
    int BaseTableTTL;
    const wchar_t *DeltaSyncTableName;
    int DeltaSyncTableTTL;
    const wchar_t *TableName;
    int UseCallerCredentials;
    int Versioned;
    const wchar_t *ElasticsearchConfigAwsRegion;
    const wchar_t *Endpoint;
    const wchar_t *AuthorizationType;
    const wchar_t *SigningRegion;
    const wchar_t *SigningServiceName;
    const wchar_t *HttpConfigEndpoint;
    const wchar_t *LambdaFunctionArn;
    const wchar_t *Name;
    const wchar_t *OpenSearchServiceConfigAwsRegion;
    const wchar_t *OpenSearchServiceConfigEndpoint;
    const wchar_t *RdsHttpEndpointConfigAwsRegion;
    const wchar_t *AwsSecretStoreArn;
    const wchar_t *DatabaseName;
    const wchar_t *DbClusterIdentifier;
    const wchar_t *Schema;
    const wchar_t *RelationalDatabaseSourceType;
    const wchar_t *ServiceRoleArn;
    const wchar_t *v_Type;

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

    rest = CkRestW_Create();

    authAws = CkAuthAwsW_Create();
    CkAuthAwsW_putAccessKey(authAws,L"AWS_ACCESS_KEY");
    CkAuthAwsW_putSecretKey(authAws,L"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.)
    CkAuthAwsW_putRegion(authAws,L"us-west-2");
    CkAuthAwsW_putServiceName(authAws,L"appsync");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRestW_SetAuthAws(rest,authAws);

    // URL: https://appsync.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRestW_Connect(rest,L"appsync.us-west-2.amazonaws.com",443,TRUE,TRUE);
    if (success != TRUE) {
        wprintf(L"ConnectFailReason: %d\n",CkRestW_getConnectFailReason(rest));
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        return;
    }

    CkRestW_AddHeader(rest,L"Content-Type",L"application/x-amz-json-1.1");
    CkRestW_AddHeader(rest,L"X-Amz-Target",L"GetDataSource");

    sbResponseBody = CkStringBuilderW_Create();
    success = CkRestW_FullRequestNoBodySb(rest,L"GET",L"/v1/apis/{apiId}/datasources/{name}",sbResponseBody);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    respStatusCode = CkRestW_getResponseStatusCode(rest);
    wprintf(L"response status code = %d\n",respStatusCode);
    if (respStatusCode != 200) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",CkRestW_responseHeader(rest));
        wprintf(L"Response Body:\n");
        wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponseBody));
        CkRestW_Dispose(rest);
        CkAuthAwsW_Dispose(authAws);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    jResp = CkJsonObjectW_Create();
    CkJsonObjectW_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

    // 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.

    DataSourceArn = CkJsonObjectW_stringOf(jResp,L"dataSource.dataSourceArn");
    Description = CkJsonObjectW_stringOf(jResp,L"dataSource.description");
    AwsRegion = CkJsonObjectW_stringOf(jResp,L"dataSource.dynamodbConfig.awsRegion");
    BaseTableTTL = CkJsonObjectW_IntOf(jResp,L"dataSource.dynamodbConfig.deltaSyncConfig.baseTableTTL");
    DeltaSyncTableName = CkJsonObjectW_stringOf(jResp,L"dataSource.dynamodbConfig.deltaSyncConfig.deltaSyncTableName");
    DeltaSyncTableTTL = CkJsonObjectW_IntOf(jResp,L"dataSource.dynamodbConfig.deltaSyncConfig.deltaSyncTableTTL");
    TableName = CkJsonObjectW_stringOf(jResp,L"dataSource.dynamodbConfig.tableName");
    UseCallerCredentials = CkJsonObjectW_IntOf(jResp,L"dataSource.dynamodbConfig.useCallerCredentials");
    Versioned = CkJsonObjectW_IntOf(jResp,L"dataSource.dynamodbConfig.versioned");
    ElasticsearchConfigAwsRegion = CkJsonObjectW_stringOf(jResp,L"dataSource.elasticsearchConfig.awsRegion");
    Endpoint = CkJsonObjectW_stringOf(jResp,L"dataSource.elasticsearchConfig.endpoint");
    AuthorizationType = CkJsonObjectW_stringOf(jResp,L"dataSource.httpConfig.authorizationConfig.authorizationType");
    SigningRegion = CkJsonObjectW_stringOf(jResp,L"dataSource.httpConfig.authorizationConfig.awsIamConfig.signingRegion");
    SigningServiceName = CkJsonObjectW_stringOf(jResp,L"dataSource.httpConfig.authorizationConfig.awsIamConfig.signingServiceName");
    HttpConfigEndpoint = CkJsonObjectW_stringOf(jResp,L"dataSource.httpConfig.endpoint");
    LambdaFunctionArn = CkJsonObjectW_stringOf(jResp,L"dataSource.lambdaConfig.lambdaFunctionArn");
    Name = CkJsonObjectW_stringOf(jResp,L"dataSource.name");
    OpenSearchServiceConfigAwsRegion = CkJsonObjectW_stringOf(jResp,L"dataSource.openSearchServiceConfig.awsRegion");
    OpenSearchServiceConfigEndpoint = CkJsonObjectW_stringOf(jResp,L"dataSource.openSearchServiceConfig.endpoint");
    RdsHttpEndpointConfigAwsRegion = CkJsonObjectW_stringOf(jResp,L"dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.awsRegion");
    AwsSecretStoreArn = CkJsonObjectW_stringOf(jResp,L"dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.awsSecretStoreArn");
    DatabaseName = CkJsonObjectW_stringOf(jResp,L"dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.databaseName");
    DbClusterIdentifier = CkJsonObjectW_stringOf(jResp,L"dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.dbClusterIdentifier");
    Schema = CkJsonObjectW_stringOf(jResp,L"dataSource.relationalDatabaseConfig.rdsHttpEndpointConfig.schema");
    RelationalDatabaseSourceType = CkJsonObjectW_stringOf(jResp,L"dataSource.relationalDatabaseConfig.relationalDatabaseSourceType");
    ServiceRoleArn = CkJsonObjectW_stringOf(jResp,L"dataSource.serviceRoleArn");
    v_Type = CkJsonObjectW_stringOf(jResp,L"dataSource.type");

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

    // {
    //   "dataSource": {
    //     "dataSourceArn": "string",
    //     "description": "string",
    //     "dynamodbConfig": {
    //       "awsRegion": "string",
    //       "deltaSyncConfig": {
    //         "baseTableTTL": number,
    //         "deltaSyncTableName": "string",
    //         "deltaSyncTableTTL": number
    //       },
    //       "tableName": "string",
    //       "useCallerCredentials": boolean,
    //       "versioned": boolean
    //     },
    //     "elasticsearchConfig": {
    //       "awsRegion": "string",
    //       "endpoint": "string"
    //     },
    //     "httpConfig": {
    //       "authorizationConfig": {
    //         "authorizationType": "string",
    //         "awsIamConfig": {
    //           "signingRegion": "string",
    //           "signingServiceName": "string"
    //         }
    //       },
    //       "endpoint": "string"
    //     },
    //     "lambdaConfig": {
    //       "lambdaFunctionArn": "string"
    //     },
    //     "name": "string",
    //     "openSearchServiceConfig": {
    //       "awsRegion": "string",
    //       "endpoint": "string"
    //     },
    //     "relationalDatabaseConfig": {
    //       "rdsHttpEndpointConfig": {
    //         "awsRegion": "string",
    //         "awsSecretStoreArn": "string",
    //         "databaseName": "string",
    //         "dbClusterIdentifier": "string",
    //         "schema": "string"
    //       },
    //       "relationalDatabaseSourceType": "string"
    //     },
    //     "serviceRoleArn": "string",
    //     "type": "string"
    //   }
    // }


    CkRestW_Dispose(rest);
    CkAuthAwsW_Dispose(authAws);
    CkStringBuilderW_Dispose(sbResponseBody);
    CkJsonObjectW_Dispose(jResp);

    }