高德地图开发者平台获取sHA1值

一般在  Application 中进行初始化

 /**
      * 获取高德SHA1值
      * */

     public static String sHA1(Context context) {
         try {
             PackageInfo info = context.getPackageManager().getPackageInfo(
                     context.getPackageName(), PackageManager.GET_SIGNATURES);
             byte[] cert = info.signatures[0].toByteArray();
             MessageDigest md = MessageDigest.getInstance("SHA1");
             byte[] publicKey = md.digest(cert);
             StringBuffer hexString = new StringBuffer();
             for (int i = 0; i < publicKey.length; i++) {
                 String appendString = Integer.toHexString(0xFF & publicKey[i])
                         .toUpperCase(Locale.US);
                 if (appendString.length() == 1)
                     hexString.append("0");
                 hexString.append(appendString);
                 hexString.append(":");
             }
             String result = hexString.toString();
             Log.i("SHA11---",result);
             Log.i("SHA22---",result.substring(0,result.length()-1));
             return result.substring(0, result.length()-1);
         } catch (PackageManager.NameNotFoundException e) {
             e.printStackTrace();
         } catch (NoSuchAlgorithmException e) {
             e.printStackTrace();
         }
         return null;
     }