拼多多授权 实例Demo

public String ddk_link(String pid,String GoodsId){

String type="pdd.ddk.goods.promotion.url.generate";

String url="http://gw-api.pinduoduo.com/api/router?";

//参数

String timestam=(new Date().getTime()/1000)+"";

String sign="";

TreeMap map=new TreeMap();

//商品

map.put("goods_id_list","["+GoodsId+"]");

map.put("type",type);

map.put("p_id",pid);

map.put("generate_short_url","true");

map.put("data_type","JSON");

map.put("timestamp",timestam);

sign=MD5_Sign.sign(map);

//type 值

url+="type="+type;

// 返回值类型

url+="&data_type=JSON";

//ClienmtID

url+="&client_id="+client_id;

//商品ID

url+="&goods_id_list=["+GoodsId+"]";

//推广位ID

url+="&p_id="+pid;

// 是否生成短链接，true-是，false-否

url+="&generate_short_url=true";

url+="×tamp="+timestam;

url+="&sign="+sign;

return loadJSON(url);

}