java.lang.IllegalArgumentException: Invalid uri ......

reqUrl = "http://item.yhd.com/item/8104287_2?ref=gl.1.1.0."+URLEncoder.encode("[", "utf-8")+"pms_15_4_54"

+URLEncoder.encode("[", "utf-8")+".6eHfqY.6eIetn";

解決：將"  [    ]   代替爲URLEncoder.encode("[", "utf-8")