2 * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the License);
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an AS IS BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 using System.Diagnostics;
21 namespace Tizen.Multimedia
23 internal static class AudioIOUtil
25 internal static void ValidateState(AudioIOState curState, params AudioIOState[] desiredStates)
27 Debug.Assert(desiredStates.Length > 0);
29 if (desiredStates.Contains(curState))
34 throw new InvalidOperationException($"The audio is not in a valid state. " +
35 $"Current State : { curState }, Valid State : { string.Join(", ", desiredStates) }.");