TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
ItemPromotionRuleGetRequest req = new ItemPromotionRuleGetRequest();
req.setItemId(1231231231L);
ItemPromotionRuleGetResponse rsp = client.execute(req, sessionKey);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
ItemPromotionRuleGetRequest req = new ItemPromotionRuleGetRequest();
req.ItemId = 1231231231L;
ItemPromotionRuleGetResponse rsp = client.Execute(req, sessionKey);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new ItemPromotionRuleGetRequest;
$req->setItemId("1231231231");
$resp = $c->execute($req, $sessionKey);

curl -X POST 'http://gw.api.taobao.com/router/rest' \
-H 'Content-Type:application/x-www-form-urlencoded;charset=utf-8' \
-d 'app_key=12129701' \
-d 'format=json' \
-d 'method=taobao.item.promotion.rule.get' \
-d 'partner_id=apidoc' \
-d 'session=81002ee4-0c8e-42c0-aea2-7d00728ce701' \
-d 'sign=A1690D333559B6E4A66AC3628D199CCC' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-04-28+19%3A55%3A43' \
-d 'v=2.0' \
-d 'item_id=1231231231'

# -*- coding: utf-8 -*-
import top.api

req=top.api.ItemPromotionRuleGetRequest(url,port)
req.set_app_info(top.appinfo(appkey,secret))

req.item_id=1231231231
try:
	resp= req.getResponse(sessionkey)
	print(resp)
except Exception,e:
	print(e)

pTopRequest pRequest = alloc_top_request();
pTopResponse pResponse = NULL;
pTaobaoClient pClient = alloc_taobao_client(url, appkey, appsecret);
set_api_name(pRequest,"taobao.item.promotion.rule.get");
add_param(pRequest,"item_id","1231231231");
pResponse = top_execute(pClient,pRequest,sessionKey);
printf("ret code:%d\n",pResponse->code);
if(pResponse->code == 0){
	pTopResponseIterator ite = init_response_iterator(pResponse);
	pResultItem pResultItem = alloc_result_item();
	while(parseNext(ite, pResultItem) == 0){
		printf("%s:%s\n",pResultItem->key,pResultItem->value);
	}
	destroy_response_iterator(ite);
	destroy_result_item(pResultItem);
}
destroy_top_request(pRequest);
destroy_top_response(pResponse);
destroy_taobao_client(pClient);

TopClient = require('./topClient').TopClient;
var client = new TopClient({
	'appkey': 'appkey',
	'appsecret': 'secret',
	'REST_URL': 'http://gw.api.taobao.com/router/rest'
});

client.execute('taobao.item.promotion.rule.get', {
	'item_id':'1231231231'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<item_promotion_rule_get_response>
    <rules>
        <item_promotion_rule>
            <name>2020淘宝新势力周秋（天猫）</name>
            <message>该商品为#2020淘宝新势力周秋#活动商品，当前时间段不允许做修改商品一口价操作</message>
            <start_time>2020-08-22 23:59:59</start_time>
            <end_time>2020-08-27 23:59:59</end_time>
            <type>一口价禁止修改规则</type>
        </item_promotion_rule>
    </rules>
    <effec>true</effec>
</item_promotion_rule_get_response>

{
    "item_promotion_rule_get_response":{
        "rules":{
            "item_promotion_rule":[
                {
                    "name":"2020淘宝新势力周秋（天猫）",
                    "message":"该商品为#2020淘宝新势力周秋#活动商品，当前时间段不允许做修改商品一口价操作",
                    "start_time":"2020-08-22 23:59:59",
                    "end_time":"2020-08-27 23:59:59",
                    "type":"一口价禁止修改规则"
                }
            ]
        },
        "effec":true
    }
}

<error_response>
    <code>50</code>
    <msg>Remote service error</msg>
    <sub_code>isv.invalid-parameter</sub_code>
    <sub_msg>非法参数</sub_msg>
</error_response>

{
	"error_response":{
		"msg":"Remote service error",
		"code":50,
		"sub_msg":"非法参数",
		"sub_code":"isv.invalid-parameter"
	}
}