| /* |
| * Copyright (C) 2020 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 android.telephony.ims.stub; |
| |
| import android.annotation.NonNull; |
| import android.annotation.SystemApi; |
| import android.net.Uri; |
| import android.telephony.ims.ImsException; |
| import android.telephony.ims.RcsContactUceCapability; |
| import android.telephony.ims.RcsUceAdapter; |
| import android.telephony.ims.feature.ImsFeature; |
| import android.telephony.ims.feature.RcsFeature; |
| |
| import java.util.List; |
| |
| /** |
| * The interface of the capabilities event listener for ImsService to notify the framework of the |
| * UCE request and status updated. |
| * @hide |
| */ |
| @SystemApi |
| public interface CapabilityExchangeEventListener { |
| /** |
| * Interface used by the framework to respond to OPTIONS requests. |
| * @hide |
| */ |
| interface OptionsRequestCallback { |
| /** |
| * Respond to a remote capability request from the contact specified with the |
| * capabilities of this device. |
| * @param ownCapabilities The capabilities of this device. |
| */ |
| void onRespondToCapabilityRequest(@NonNull RcsContactUceCapability ownCapabilities); |
| |
| /** |
| * Respond to a remote capability request from the contact specified with the |
| * specified error. |
| * @param code The SIP response code to respond with. |
| * @param reason A non-null String containing the reason associated with the SIP code. |
| */ |
| void onRespondToCapabilityRequestWithError(int code, @NonNull String reason); |
| } |
| |
| /** |
| * Trigger the framework to provide a capability update using |
| * {@link RcsCapabilityExchangeImplBase#publishCapabilities}. |
| * <p> |
| * This is typically used when trying to generate an initial PUBLISH for a new subscription to |
| * the network. The device will cache all presence publications after boot until this method is |
| * called the first time. |
| * @param publishTriggerType {@link RcsUceAdapter#StackPublishTriggerType} The reason for the |
| * capability update request. |
| * @throws ImsException If this {@link RcsCapabilityExchangeImplBase} instance is not currently |
| * connected to the framework. This can happen if the {@link RcsFeature} is not |
| * {@link ImsFeature#STATE_READY} and the {@link RcsFeature} has not received the |
| * {@link ImsFeature#onFeatureReady()} callback. This may also happen in rare cases when the |
| * Telephony stack has crashed. |
| */ |
| void onRequestPublishCapabilities( |
| @RcsUceAdapter.StackPublishTriggerType int publishTriggerType) throws ImsException; |
| |
| /** |
| * Notify the framework that the device's capabilities have been unpublished |
| * from the network. |
| * |
| * @throws ImsException If this {@link RcsCapabilityExchangeImplBase} instance is not currently |
| * connected to the framework. This can happen if the {@link RcsFeature} is not |
| * {@link ImsFeature#STATE_READY} and the {@link RcsFeature} has not received the |
| * {@link ImsFeature#onFeatureReady()} callback. This may also happen in rare cases when the |
| * Telephony stack has crashed. |
| */ |
| void onUnpublish() throws ImsException; |
| |
| /** |
| * Inform the framework of a query for this device's UCE capabilities. |
| * <p> |
| * The framework will respond via the |
| * {@link OptionsRequestCallback#onRespondToCapabilityRequest} or |
| * {@link OptionsRequestCallback#onRespondToCapabilityRequestWithError} |
| * @param contactUri The URI associated with the remote contact that is |
| * requesting capabilities. |
| * @param remoteCapabilities The remote contact's capability information. |
| * @param callback The callback of this request which is sent from the remote user. |
| * @throws ImsException If this {@link RcsCapabilityExchangeImplBase} instance is not |
| * currently connected to the framework. This can happen if the {@link RcsFeature} is not |
| * {@link ImsFeature#STATE_READY} and the {@link RcsFeature} has not received |
| * the {@link ImsFeature#onFeatureReady()} callback. This may also happen in rare |
| * cases when the Telephony stack has crashed. |
| * @hide |
| */ |
| void onRemoteCapabilityRequest(@NonNull Uri contactUri, |
| @NonNull List<String> remoteCapabilities, |
| @NonNull OptionsRequestCallback callback) throws ImsException; |
| } |