import (
    "encoding/json"
    "fmt"
    "github.com/alibabacloud-go/tea/tea"
    credential "github.com/bytedance/douyin-openapi-credential-go/client"
    openApiSdkClient "github.com/bytedance/douyin-openapi-sdk-go/client"
)

func main() {

    opt := new(credential.Config).
       SetClientKey("***").
       SetClientSecret("***") // 改成自己的app_id跟secret
    sdkClient, err := openApiSdkClient.NewClient(opt)
    if err != nil {
       fmt.Println(err)
    }

    credentialHandler, err := credential.NewCredential(opt)
    if err != nil {
       fmt.Println(err)
    }
    token, err := credentialHandler.GetClientToken()
    if err != nil {
       fmt.Println(err)
    }

    header := make(map[string]*string, 0)
    header["content-type"] = tea.String("application/json")
    header["access-token"] = token.AccessToken
    req := &openApiSdkClient.CommonRequest{
       Host:   tea.String("open.douyin.com"),
       Path:   tea.String("/goodlife/v1/goods/category/get/"),
       Method: tea.String("GET"),
       Query: map[string]*string{
          "account_id":          tea.String("1"),
          "query_category_type": tea.String("1"),
       },
       Header: header,
       Body:   "",
    }

    resp, err := sdkClient.CommonOpenAPI(req)
    respStr, _ := json.Marshal(resp)
    fmt.Println(string(respStr))
}

import com.aliyun.tea.*;
import com.douyin.openapi.client.*;
import com.douyin.openapi.util.Common;
import com.douyin.openapi.client.models.*;
import com.douyin.openapi.credential.models.Config;
public class testDemo {
    public static void main(String[] args) {
        String token = "***"; // 改成自己的token

        try {
            Config config = new Config().setClientKey("***").setClientSecret("***"); // 改成自己的app_id跟secret
            Client client = new Client(config);

            java.util.HashMap<String, String> header = new java.util.HashMap<String, String>(){
                {
                    put("content-type", "application/json");
                    put("access-token", token);
                }
            };
            java.util.HashMap<String, String> query = new java.util.HashMap<String, String>(){
                {
                    put("account_id", "1");
                    put("query_category_type", "1");
                }
            };

            CommonRequest commonRequest = new CommonRequest()
            .setHost("open.douyin.com")
            .setHeader(header)
            .setPath("/goodlife/v1/goods/category/get/")
            .setMethod("GET")
            .setQuery(query)
            .setBody("");

            java.util.Map<String, ?> resMap = client.commonOpenAPI(commonRequest);
            System.out.println(Common.toJSONString(resMap));
        } catch (TeaException e) {
            System.out.println(e.getMessage());
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }
}