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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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 com.android.incallui.videotech.utils;
import android.support.annotation.IntDef;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/**
* Defines different states of session modify requests, which are used to upgrade to video, or
* downgrade to audio.
*/
@Retention(RetentionPolicy.SOURCE)
@IntDef({
SessionModificationState.NO_REQUEST,
SessionModificationState.WAITING_FOR_UPGRADE_TO_VIDEO_RESPONSE,
SessionModificationState.REQUEST_FAILED,
SessionModificationState.RECEIVED_UPGRADE_TO_VIDEO_REQUEST,
SessionModificationState.UPGRADE_TO_VIDEO_REQUEST_TIMED_OUT,
SessionModificationState.UPGRADE_TO_VIDEO_REQUEST_FAILED,
SessionModificationState.REQUEST_REJECTED,
SessionModificationState.WAITING_FOR_RESPONSE
})
public @interface SessionModificationState {
int NO_REQUEST = 0;
int WAITING_FOR_UPGRADE_TO_VIDEO_RESPONSE = 1;
int REQUEST_FAILED = 2;
int RECEIVED_UPGRADE_TO_VIDEO_REQUEST = 3;
int UPGRADE_TO_VIDEO_REQUEST_TIMED_OUT = 4;
int UPGRADE_TO_VIDEO_REQUEST_FAILED = 5;
int REQUEST_REJECTED = 6;
int WAITING_FOR_RESPONSE = 7;
}
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