Chilkat Online Tools

ListResolvers C Example

AWS AppSync

#include <C_CkRest.h>
#include <C_CkAuthAws.h>
#include <C_CkStringBuilder.h>
#include <C_CkJsonObject.h>

void ChilkatSample(void)
    {
    HCkRest rest;
    BOOL success;
    HCkAuthAws authAws;
    HCkStringBuilder sbResponseBody;
    int respStatusCode;
    HCkJsonObject jResp;
    int Ttl;
    const char *dataSourceName;
    const char *fieldName;
    const char *kind;
    int maxBatchSize;
    const char *requestMappingTemplate;
    const char *resolverArn;
    const char *responseMappingTemplate;
    const char *ConflictDetection;
    const char *ConflictHandler;
    const char *LambdaConflictHandlerArn;
    const char *typeName;
    int j;
    int count_j;
    const char *strVal;
    const char *nextToken;
    int i;
    int count_i;

    // 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,"appsync");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRest_SetAuthAws(rest,authAws);

    // URL: https://appsync.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRest_Connect(rest,"appsync.us-west-2.amazonaws.com",443,TRUE,TRUE);
    if (success != TRUE) {
        printf("ConnectFailReason: %d\n",CkRest_getConnectFailReason(rest));
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        return;
    }

    CkRest_AddHeader(rest,"Content-Type","application/x-amz-json-1.1");
    CkRest_AddHeader(rest,"X-Amz-Target","ListResolvers");

    sbResponseBody = CkStringBuilder_Create();
    success = CkRest_FullRequestNoBodySb(rest,"GET","/v1/apis/{apiId}/types/{typeName}/resolvers",sbResponseBody);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    respStatusCode = CkRest_getResponseStatusCode(rest);
    printf("response status code = %d\n",respStatusCode);
    if (respStatusCode != 200) {
        printf("Response Header:\n");
        printf("%s\n",CkRest_responseHeader(rest));
        printf("Response Body:\n");
        printf("%s\n",CkStringBuilder_getAsString(sbResponseBody));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    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

    // 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.

    nextToken = CkJsonObject_stringOf(jResp,"nextToken");
    i = 0;
    count_i = CkJsonObject_SizeOfArray(jResp,"resolvers");
    while (i < count_i) {
        CkJsonObject_putI(jResp,i);
        Ttl = CkJsonObject_IntOf(jResp,"resolvers[i].cachingConfig.ttl");
        dataSourceName = CkJsonObject_stringOf(jResp,"resolvers[i].dataSourceName");
        fieldName = CkJsonObject_stringOf(jResp,"resolvers[i].fieldName");
        kind = CkJsonObject_stringOf(jResp,"resolvers[i].kind");
        maxBatchSize = CkJsonObject_IntOf(jResp,"resolvers[i].maxBatchSize");
        requestMappingTemplate = CkJsonObject_stringOf(jResp,"resolvers[i].requestMappingTemplate");
        resolverArn = CkJsonObject_stringOf(jResp,"resolvers[i].resolverArn");
        responseMappingTemplate = CkJsonObject_stringOf(jResp,"resolvers[i].responseMappingTemplate");
        ConflictDetection = CkJsonObject_stringOf(jResp,"resolvers[i].syncConfig.conflictDetection");
        ConflictHandler = CkJsonObject_stringOf(jResp,"resolvers[i].syncConfig.conflictHandler");
        LambdaConflictHandlerArn = CkJsonObject_stringOf(jResp,"resolvers[i].syncConfig.lambdaConflictHandlerConfig.lambdaConflictHandlerArn");
        typeName = CkJsonObject_stringOf(jResp,"resolvers[i].typeName");
        j = 0;
        count_j = CkJsonObject_SizeOfArray(jResp,"resolvers[i].cachingConfig.cachingKeys");
        while (j < count_j) {
            CkJsonObject_putJ(jResp,j);
            strVal = CkJsonObject_stringOf(jResp,"resolvers[i].cachingConfig.cachingKeys[j]");
            j = j + 1;
        }

        j = 0;
        count_j = CkJsonObject_SizeOfArray(jResp,"resolvers[i].pipelineConfig.functions");
        while (j < count_j) {
            CkJsonObject_putJ(jResp,j);
            strVal = CkJsonObject_stringOf(jResp,"resolvers[i].pipelineConfig.functions[j]");
            j = j + 1;
        }

        i = i + 1;
    }

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

    // {
    //   "nextToken": "string",
    //   "resolvers": [
    //     {
    //       "cachingConfig": {
    //         "cachingKeys": [
    //           "string"
    //         ],
    //         "ttl": number
    //       },
    //       "dataSourceName": "string",
    //       "fieldName": "string",
    //       "kind": "string",
    //       "maxBatchSize": number,
    //       "pipelineConfig": {
    //         "functions": [
    //           "string"
    //         ]
    //       },
    //       "requestMappingTemplate": "string",
    //       "resolverArn": "string",
    //       "responseMappingTemplate": "string",
    //       "syncConfig": {
    //         "conflictDetection": "string",
    //         "conflictHandler": "string",
    //         "lambdaConflictHandlerConfig": {
    //           "lambdaConflictHandlerArn": "string"
    //         }
    //       },
    //       "typeName": "string"
    //     }
    //   ]
    // }


    CkRest_Dispose(rest);
    CkAuthAws_Dispose(authAws);
    CkStringBuilder_Dispose(sbResponseBody);
    CkJsonObject_Dispose(jResp);

    }