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你代码有问题 应该是 :
- 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(":");
- }
- return hexString.toString();
- } catch (PackageManager.NameNotFoundException e) {
- e.printStackTrace();
- } catch (NoSuchAlgorithmException e) {
- e.printStackTrace();
- }
- return null;
- }
复制代码 |
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