In-App purchasing demo

 /* Copyright (c) 2012 Google Inc.
  * Copyright (c) 2015 The Qt Company Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package org.qtproject.qt.android.purchasing;

 /**
  * Exception thrown when encountering an invalid Base64 input character.
  *
  * @author nelson
  */
 public class Base64DecoderException extends Exception {
     public Base64DecoderException() {
         super();
     }

     public Base64DecoderException(String s) {
         super(s);
     }

     private static final long serialVersionUID = 1L;
 }