/**
* 是否财付通签名,规则是:按参数名称a-z排序,遇到空值的参数不参加签名。
*
* @return boolean
*/
public boolean isTenpaySign() {
StringBuffer sb = new StringBuffer();
Set es = this.parameters.entrySet();
Iterator it = es.iterator();
while (it.hasNext()) {
Map.Entry entry = (Map.Entry) it.next();
String k = (String) entry.getKey();
String v = (String) entry.getValue();
if (!"sign".equals(k) && null != v && !"".equals(v)) {
// if(!k.equals("PcacheTime")){
sb.append(k + "=" + v + "&");
// }
}
}
sb.append("key=" + this.getKey());
// 算出摘要
String enc = TenpayUtil.getCharacterEncoding(this.request, this.response);
String sign = MD5Util.MD5Encode(sb.toString(), enc).toLowerCase();
String tenpaySign = this.getParameter("sign").toLowerCase();
// debug信息
this.setDebugInfo(sb.toString() + " => sign:" + sign + " tenpaySign:" + tenpaySign);
return tenpaySign.equals(sign);
}
/**
* 设置uri编码
*
* @param uriEncoding
* @throws UnsupportedEncodingException
*/
public void setUriEncoding(String uriEncoding) throws UnsupportedEncodingException {
if (!"".equals(uriEncoding.trim())) {
this.uriEncoding = uriEncoding;
// 编码转换
String enc = TenpayUtil.getCharacterEncoding(request, response);
Iterator it = this.parameters.keySet().iterator();
while (it.hasNext()) {
String k = (String) it.next();
String v = this.getParameter(k);
v = new String(v.getBytes(uriEncoding.trim()), enc);
this.setParameter(k, v);
}
}
}
