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/*
* Copyright (C) 2014 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.telecom;
import android.net.Uri;
import android.os.Bundle;
import android.os.IBinder.DeathRecipient;
import android.os.RemoteException;
import com.android.internal.telecom.IConnectionServiceAdapter;
import com.android.internal.telecom.RemoteServiceCallback;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
/**
* Provides methods for IConnectionService implementations to interact with the system phone app.
*
* @hide
*/
final class ConnectionServiceAdapter implements DeathRecipient {
/**
* ConcurrentHashMap constructor params: 8 is initial table size, 0.9f is
* load factor before resizing, 1 means we only expect a single thread to
* access the map so make only a single shard
*/
private final Set<IConnectionServiceAdapter> mAdapters = Collections.newSetFromMap(
new ConcurrentHashMap<IConnectionServiceAdapter, Boolean>(8, 0.9f, 1));
ConnectionServiceAdapter() {
}
void addAdapter(IConnectionServiceAdapter adapter) {
for (IConnectionServiceAdapter it : mAdapters) {
if (it.asBinder() == adapter.asBinder()) {
Log.w(this, "Ignoring duplicate adapter addition.");
return;
}
}
if (mAdapters.add(adapter)) {
try {
adapter.asBinder().linkToDeath(this, 0);
} catch (RemoteException e) {
mAdapters.remove(adapter);
}
}
}
void removeAdapter(IConnectionServiceAdapter adapter) {
if (adapter != null) {
for (IConnectionServiceAdapter it : mAdapters) {
if (it.asBinder() == adapter.asBinder() && mAdapters.remove(it)) {
adapter.asBinder().unlinkToDeath(this, 0);
break;
}
}
}
}
/** ${inheritDoc} */
@Override
public void binderDied() {
Iterator<IConnectionServiceAdapter> it = mAdapters.iterator();
while (it.hasNext()) {
IConnectionServiceAdapter adapter = it.next();
if (!adapter.asBinder().isBinderAlive()) {
it.remove();
adapter.asBinder().unlinkToDeath(this, 0);
}
}
}
void handleCreateConnectionComplete(
String id,
ConnectionRequest request,
ParcelableConnection connection) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.handleCreateConnectionComplete(id, request, connection);
} catch (RemoteException e) {
}
}
}
/**
* Sets a call's state to active (e.g., an ongoing call where two parties can actively
* communicate).
*
* @param callId The unique ID of the call whose state is changing to active.
*/
void setActive(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setActive(callId);
} catch (RemoteException e) {
}
}
}
/**
* Sets a call's state to ringing (e.g., an inbound ringing call).
*
* @param callId The unique ID of the call whose state is changing to ringing.
*/
void setRinging(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setRinging(callId);
} catch (RemoteException e) {
}
}
}
/**
* Sets a call's state to dialing (e.g., dialing an outbound call).
*
* @param callId The unique ID of the call whose state is changing to dialing.
*/
void setDialing(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setDialing(callId);
} catch (RemoteException e) {
}
}
}
/**
* Sets a call's state to pulling (e.g. a call with {@link Connection#PROPERTY_IS_EXTERNAL_CALL}
* is being pulled to the local device.
*
* @param callId The unique ID of the call whose state is changing to dialing.
*/
void setPulling(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setPulling(callId);
} catch (RemoteException e) {
}
}
}
/**
* Sets a call's state to disconnected.
*
* @param callId The unique ID of the call whose state is changing to disconnected.
* @param disconnectCause The reason for the disconnection, as described by
* {@link android.telecomm.DisconnectCause}.
*/
void setDisconnected(String callId, DisconnectCause disconnectCause) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setDisconnected(callId, disconnectCause);
} catch (RemoteException e) {
}
}
}
/**
* Sets a call's state to be on hold.
*
* @param callId - The unique ID of the call whose state is changing to be on hold.
*/
void setOnHold(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setOnHold(callId);
} catch (RemoteException e) {
}
}
}
/**
* Asks Telecom to start or stop a ringback tone for a call.
*
* @param callId The unique ID of the call whose ringback is being changed.
* @param ringback Whether Telecom should start playing a ringback tone.
*/
void setRingbackRequested(String callId, boolean ringback) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setRingbackRequested(callId, ringback);
} catch (RemoteException e) {
}
}
}
void setConnectionCapabilities(String callId, int capabilities) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setConnectionCapabilities(callId, capabilities);
} catch (RemoteException ignored) {
}
}
}
void setConnectionProperties(String callId, int properties) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setConnectionProperties(callId, properties);
} catch (RemoteException ignored) {
}
}
}
/**
* Indicates whether or not the specified call is currently conferenced into the specified
* conference call.
*
* @param callId The unique ID of the call being conferenced.
* @param conferenceCallId The unique ID of the conference call. Null if call is not
* conferenced.
*/
void setIsConferenced(String callId, String conferenceCallId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
Log.d(this, "sending connection %s with conference %s", callId, conferenceCallId);
adapter.setIsConferenced(callId, conferenceCallId);
} catch (RemoteException ignored) {
}
}
}
/**
* Indicates that the merge request on this call has failed.
*
* @param callId The unique ID of the call being conferenced.
*/
void onConferenceMergeFailed(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
Log.d(this, "merge failed for call %s", callId);
adapter.setConferenceMergeFailed(callId);
} catch (RemoteException ignored) {
}
}
}
/**
* Indicates that the call no longer exists. Can be used with either a call or a conference
* call.
*
* @param callId The unique ID of the call.
*/
void removeCall(String callId) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.removeCall(callId);
} catch (RemoteException ignored) {
}
}
}
void onPostDialWait(String callId, String remaining) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.onPostDialWait(callId, remaining);
} catch (RemoteException ignored) {
}
}
}
void onPostDialChar(String callId, char nextChar) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.onPostDialChar(callId, nextChar);
} catch (RemoteException ignored) {
}
}
}
/**
* Indicates that a new conference call has been created.
*
* @param callId The unique ID of the conference call.
*/
void addConferenceCall(String callId, ParcelableConference parcelableConference) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.addConferenceCall(callId, parcelableConference);
} catch (RemoteException ignored) {
}
}
}
/**
* Retrieves a list of remote connection services usable to place calls.
*/
void queryRemoteConnectionServices(RemoteServiceCallback callback) {
// Only supported when there is only one adapter.
if (mAdapters.size() == 1) {
try {
mAdapters.iterator().next().queryRemoteConnectionServices(callback);
} catch (RemoteException e) {
Log.e(this, e, "Exception trying to query for remote CSs");
}
}
}
/**
* Sets the call video provider for a call.
*
* @param callId The unique ID of the call to set with the given call video provider.
* @param videoProvider The call video provider instance to set on the call.
*/
void setVideoProvider(
String callId, Connection.VideoProvider videoProvider) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setVideoProvider(
callId,
videoProvider == null ? null : videoProvider.getInterface());
} catch (RemoteException e) {
}
}
}
/**
* Requests that the framework use VOIP audio mode for this connection.
*
* @param callId The unique ID of the call to set with the given call video provider.
* @param isVoip True if the audio mode is VOIP.
*/
void setIsVoipAudioMode(String callId, boolean isVoip) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setIsVoipAudioMode(callId, isVoip);
} catch (RemoteException e) {
}
}
}
void setStatusHints(String callId, StatusHints statusHints) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setStatusHints(callId, statusHints);
} catch (RemoteException e) {
}
}
}
void setAddress(String callId, Uri address, int presentation) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setAddress(callId, address, presentation);
} catch (RemoteException e) {
}
}
}
void setCallerDisplayName(String callId, String callerDisplayName, int presentation) {
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setCallerDisplayName(callId, callerDisplayName, presentation);
} catch (RemoteException e) {
}
}
}
/**
* Sets the video state associated with a call.
*
* Valid values: {@link VideoProfile#STATE_BIDIRECTIONAL},
* {@link VideoProfile#STATE_AUDIO_ONLY},
* {@link VideoProfile#STATE_TX_ENABLED},
* {@link VideoProfile#STATE_RX_ENABLED}.
*
* @param callId The unique ID of the call to set the video state for.
* @param videoState The video state.
*/
void setVideoState(String callId, int videoState) {
Log.v(this, "setVideoState: %d", videoState);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setVideoState(callId, videoState);
} catch (RemoteException ignored) {
}
}
}
void setConferenceableConnections(String callId, List<String> conferenceableCallIds) {
Log.v(this, "setConferenceableConnections: %s, %s", callId, conferenceableCallIds);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.setConferenceableConnections(callId, conferenceableCallIds);
} catch (RemoteException ignored) {
}
}
}
/**
* Informs telecom of an existing connection which was added by the {@link ConnectionService}.
*
* @param callId The unique ID of the call being added.
* @param connection The connection.
*/
void addExistingConnection(String callId, ParcelableConnection connection) {
Log.v(this, "addExistingConnection: %s", callId);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.addExistingConnection(callId, connection);
} catch (RemoteException ignored) {
}
}
}
/**
* Adds some extras associated with a {@code Connection}.
*
* @param callId The unique ID of the call.
* @param extras The extras to add.
*/
void putExtras(String callId, Bundle extras) {
Log.v(this, "putExtras: %s", callId);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.putExtras(callId, extras);
} catch (RemoteException ignored) {
}
}
}
/**
* Adds an extra associated with a {@code Connection}.
*
* @param callId The unique ID of the call.
* @param key The extra key.
* @param value The extra value.
*/
void putExtra(String callId, String key, boolean value) {
Log.v(this, "putExtra: %s %s=%b", callId, key, value);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
Bundle bundle = new Bundle();
bundle.putBoolean(key, value);
adapter.putExtras(callId, bundle);
} catch (RemoteException ignored) {
}
}
}
/**
* Adds an extra associated with a {@code Connection}.
*
* @param callId The unique ID of the call.
* @param key The extra key.
* @param value The extra value.
*/
void putExtra(String callId, String key, int value) {
Log.v(this, "putExtra: %s %s=%d", callId, key, value);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
Bundle bundle = new Bundle();
bundle.putInt(key, value);
adapter.putExtras(callId, bundle);
} catch (RemoteException ignored) {
}
}
}
/**
* Adds an extra associated with a {@code Connection}.
*
* @param callId The unique ID of the call.
* @param key The extra key.
* @param value The extra value.
*/
void putExtra(String callId, String key, String value) {
Log.v(this, "putExtra: %s %s=%s", callId, key, value);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
Bundle bundle = new Bundle();
bundle.putString(key, value);
adapter.putExtras(callId, bundle);
} catch (RemoteException ignored) {
}
}
}
/**
* Removes extras associated with a {@code Connection}.
* @param callId The unique ID of the call.
* @param keys The extra keys to remove.
*/
void removeExtras(String callId, List<String> keys) {
Log.v(this, "removeExtras: %s %s", callId, keys);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.removeExtras(callId, keys);
} catch (RemoteException ignored) {
}
}
}
/**
* Informs Telecom of a connection level event.
*
* @param callId The unique ID of the call.
* @param event The event.
* @param extras Extras associated with the event.
*/
void onConnectionEvent(String callId, String event, Bundle extras) {
Log.v(this, "onConnectionEvent: %s", event);
for (IConnectionServiceAdapter adapter : mAdapters) {
try {
adapter.onConnectionEvent(callId, event, extras);
} catch (RemoteException ignored) {
}
}
}
}