I have done in this way and works fine perfectly in Facebook SDK 4.18.0
public class SignIn extends AppCompatActivity {
CallbackManager callbackManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//before set conteview
FacebookSdk.sdkInitialize(getApplicationContext());
// AppEventsLogger.activateApp(this);
callbackManager = CallbackManager.Factory.create();
setContentView(R.layout.activity_signin);
LoginButton loginButton = (LoginButton) findViewById(R.id.login_button);
loginButton.setReadPermissions(Arrays.asList("public_profile", "email"));
loginButton.registerCallback(callbackManager, new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
GraphRequest graphRequest=GraphRequest.newMeRequest(loginResult.getAccessToken(), new GraphRequest.GraphJSONObjectCallback() {
@Override
public void onCompleted(JSONObject jsonObject, GraphResponse graphResponse) {
Log.d("Graph Response",graphResponse.toString());
String myCustomizedResponse = graphResponse.getJSONObject().toString();
Log.d("Ketan_Ramani",graphResponse.getJSONObject().toString());
try {
JSONObject obj = new JSONObject(myCustomizedResponse);
String id = obj.getString("id");
String first_name = obj.getString("first_name");
String last_name = obj.getString("last_name");
String email = obj.getString("email");
Log.d("Id",id);
Log.d("FirstName",first_name);
Log.d("LastName",last_name);
Log.d("Email",email);
} catch (JSONException e) {
Utils.hide_dialog();
e.printStackTrace();
}
}
});
Bundle parameters = new Bundle();
parameters.putString("fields", "id,name,first_name,last_name,email");
graphRequest.setParameters(parameters);
graphRequest.executeAsync();
}
@Override
public void onCancel() {
// App code
}
@Override
public void onError(FacebookException exception) {
// App code
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
callbackManager.onActivityResult(requestCode, resultCode, data);
}
}