Java tutorial
//package com.java2s; import android.content.Context; public class Main { private static final String PREFERENCES_AUTHORIZED_KEY = "isAuthorized"; private static final String LOGIN_PREFERENCES = "LoginData"; /** * This method makes the user authorized * * @param context current context */ public static void setAuthorized(Context context) { context.getSharedPreferences(LOGIN_PREFERENCES, Context.MODE_PRIVATE).edit() .putBoolean(PREFERENCES_AUTHORIZED_KEY, true).apply(); } }