STUDY/Android
[안드로이드]로그인연동시 해시키(hashkey) 가져오는 법
RUBY_루비
2020. 8. 18. 00:00
로그인 연동시에 해시키가 필요한 데요, 다음은 해시키를 알 수 있는 코드 입니다.
로그캣에서 hashkey결과를 볼 수 있습니다.
package com.droid.login;
import com.facebook.FacebookSdk;
import com.facebook.appevents.AppEventsLogger;
import android.app.Activity;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.util.Base64;
import android.util.Log;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.Signature;
import android.util.Base64;
import android.util.Log;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class MainActivity extends Activity {
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getHashKey();
}
private void getHashKey(){
PackageInfo packageInfo = null;
try {
packageInfo = getPackageManager().getPackageInfo(getPackageName(), PackageManager.GET_SIGNATURES);
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
}
if (packageInfo == null)
Log.e("KeyHash", "KeyHash:null");
for (Signature signature : packageInfo.signatures) {
try {
MessageDigest md = MessageDigest.getInstance("SHA");
md.update(signature.toByteArray());
Log.d("KeyHash", Base64.encodeToString(md.digest(), Base64.DEFAULT));
} catch (NoSuchAlgorithmException e) {
Log.e("KeyHash", "Unable to get MessageDigest. signature=" + signature, e);
}
}
}
}