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Generate Facebook KeyHash Android Programatically
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| @Override | |
| public void onCreate(Bundle savedInstanceState) { | |
| super.onCreate(savedInstanceState); | |
| try { | |
| PackageInfo info = getPackageManager().getPackageInfo( | |
| "com.facebook.samples.loginhowto", | |
| PackageManager.GET_SIGNATURES); | |
| for (Signature signature : info.signatures) { | |
| MessageDigest md = MessageDigest.getInstance("SHA"); | |
| md.update(signature.toByteArray()); | |
| Log.d("KeyHash:", Base64.encodeToString(md.digest(), Base64.DEFAULT)); | |
| } | |
| } catch (NameNotFoundException e) { | |
| } catch (NoSuchAlgorithmException e) { | |
| } | |
| ...other operations | |
| }//end of onCreate |
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