Merge "Refactor the CSIP and redesign the rule of transferring device" into udc-dev (6e8022da) · Commits · e / os / android_frameworks_base

packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDeviceManager.java

+4 −1

Original line number	Diff line number	Diff line
		@@ -318,7 +318,10 @@ public class CachedBluetoothDeviceManager {
		return mHearingAidDeviceManager.onProfileConnectionStateChangedIfProcessed(cachedDevice,
		state);
		}
		if (profileId == BluetoothProfile.CSIP_SET_COORDINATOR) {
		if (profileId == BluetoothProfile.HEADSET
		\|\| profileId == BluetoothProfile.A2DP
		\|\| profileId == BluetoothProfile.LE_AUDIO
		\|\| profileId == BluetoothProfile.CSIP_SET_COORDINATOR) {
		return mCsipDeviceManager.onProfileConnectionStateChangedIfProcessed(cachedDevice,
		state);
		}

packages/SettingsLib/src/com/android/settingslib/bluetooth/CsipDeviceManager.java

+144 −142

Original line number	Diff line number	Diff line
		@@ -28,6 +28,7 @@ import androidx.annotation.ChecksSdkIntAtLeast;

		import com.android.internal.annotations.VisibleForTesting;

		import java.util.ArrayList;
		import java.util.HashSet;
		import java.util.List;
		import java.util.Map;
		@@ -83,14 +84,14 @@ public class CsipDeviceManager {
		boolean setMemberDeviceIfNeeded(CachedBluetoothDevice newDevice) {
		final int groupId = newDevice.getGroupId();
		if (isValidGroupId(groupId)) {
		final CachedBluetoothDevice CsipDevice = getCachedDevice(groupId);
		log("setMemberDeviceIfNeeded, main: " + CsipDevice + ", member: " + newDevice);
		final CachedBluetoothDevice mainDevice = getCachedDevice(groupId);
		log("setMemberDeviceIfNeeded, main: " + mainDevice + ", member: " + newDevice);
		// Just add one of the coordinated set from a pair in the list that is shown in the UI.
		// Once there is other devices with the same groupId, to add new device as member
		// devices.
		if (CsipDevice != null) {
		CsipDevice.addMemberDevice(newDevice);
		newDevice.setName(CsipDevice.getName());
		if (mainDevice != null) {
		mainDevice.addMemberDevice(newDevice);
		newDevice.setName(mainDevice.getName());
		return true;
		}
		}
		@@ -152,14 +153,7 @@ public class CsipDeviceManager {
		log("onGroupIdChanged: groupId is invalid");
		return;
		}
		log("onGroupIdChanged: mCachedDevices list =" + mCachedDevices.toString());
		List<CachedBluetoothDevice> memberDevicesList = getMemberDevicesList(groupId);
		CachedBluetoothDevice newMainDevice =
		getPreferredMainDeviceWithoutConectionState(groupId, memberDevicesList);

		log("onGroupIdChanged: The mainDevice= " + newMainDevice
		+ " and the memberDevicesList of groupId= " + groupId + " =" + memberDevicesList);
		addMemberDevicesIntoMainDevice(memberDevicesList, newMainDevice);
		updateRelationshipOfGroupDevices(groupId);
		}

		// @return {@code true}, the event is processed inside the method. It is for updating
		@@ -168,62 +162,31 @@ public class CsipDeviceManager {
		boolean onProfileConnectionStateChangedIfProcessed(CachedBluetoothDevice cachedDevice,
		int state) {
		log("onProfileConnectionStateChangedIfProcessed: " + cachedDevice + ", state: " + state);
		switch (state) {
		case BluetoothProfile.STATE_CONNECTED:
		onGroupIdChanged(cachedDevice.getGroupId());
		CachedBluetoothDevice mainDevice = findMainDevice(cachedDevice);
		if (mainDevice != null) {
		if (mainDevice.isConnected()) {
		// When main device exists and in connected state, receiving member device
		// connection. To refresh main device UI
		mainDevice.refresh();
		return true;
		} else {
		// When both LE Audio devices are disconnected, receiving member device
		// connection. To switch content and dispatch to notify UI change
		mBtManager.getEventManager().dispatchDeviceRemoved(mainDevice);
		mainDevice.switchMemberDeviceContent(cachedDevice);
		mainDevice.refresh();
		// It is necessary to do remove and add for updating the mapping on
		// preference and device
		mBtManager.getEventManager().dispatchDeviceAdded(mainDevice);
		return true;
		}
		}
		break;
		case BluetoothProfile.STATE_DISCONNECTED:
		mainDevice = findMainDevice(cachedDevice);
		if (mainDevice != null) {
		// When main device exists, receiving sub device disconnection
		// To update main device UI
		mainDevice.refresh();
		return true;
		}
		final Set<CachedBluetoothDevice> memberSet = cachedDevice.getMemberDevice();
		if (memberSet.isEmpty()) {
		break;
		}

		for (CachedBluetoothDevice device : memberSet) {
		if (device.isConnected()) {
		log("set device: " + device + " as the main device");
		// Main device is disconnected and sub device is connected
		// To copy data from sub device to main device
		mBtManager.getEventManager().dispatchDeviceRemoved(cachedDevice);
		cachedDevice.switchMemberDeviceContent(device);
		cachedDevice.refresh();
		// It is necessary to do remove and add for updating the mapping on
		// preference and device
		mBtManager.getEventManager().dispatchDeviceAdded(cachedDevice);
		return true;
		}
		if (state != BluetoothProfile.STATE_CONNECTED
		&& state != BluetoothProfile.STATE_DISCONNECTED) {
		return false;
		}
		break;
		default:
		// Do not handle this state.
		return updateRelationshipOfGroupDevices(cachedDevice.getGroupId());
		}

		@VisibleForTesting
		boolean updateRelationshipOfGroupDevices(int groupId) {
		if (!isValidGroupId(groupId)) {
		log("The device is not group.");
		return false;
		}
		log("updateRelationshipOfGroupDevices: mCachedDevices list =" + mCachedDevices.toString());

		// Get the preferred main device by getPreferredMainDeviceWithoutConectionState
		List<CachedBluetoothDevice> groupDevicesList = getGroupDevicesFromAllOfDevicesList(groupId);
		CachedBluetoothDevice preferredMainDevice =
		getPreferredMainDevice(groupId, groupDevicesList);
		log("The preferredMainDevice= " + preferredMainDevice
		+ " and the groupDevicesList of groupId= " + groupId
		+ " =" + groupDevicesList);
		return addMemberDevicesIntoMainDevice(groupId, preferredMainDevice);
		}

		CachedBluetoothDevice findMainDevice(CachedBluetoothDevice device) {
		if (device == null \|\| mCachedDevices == null) {
		@@ -262,115 +225,154 @@ public class CsipDeviceManager {
		return false;
		}

		private List<CachedBluetoothDevice> getMemberDevicesList(int groupId) {
		return mCachedDevices.stream()
		.filter(cacheDevice -> cacheDevice.getGroupId() == groupId)
		.collect(Collectors.toList());
		@VisibleForTesting
		List<CachedBluetoothDevice> getGroupDevicesFromAllOfDevicesList(int groupId) {
		List<CachedBluetoothDevice> groupDevicesList = new ArrayList<>();
		if (!isValidGroupId(groupId)) {
		return groupDevicesList;
		}
		for (CachedBluetoothDevice item : mCachedDevices) {
		if (groupId != item.getGroupId()) {
		continue;
		}
		groupDevicesList.add(item);
		groupDevicesList.addAll(item.getMemberDevice());
		}
		return groupDevicesList;
		}

		private CachedBluetoothDevice getPreferredMainDeviceWithoutConectionState(int groupId,
		List<CachedBluetoothDevice> memberDevicesList) {
		// First, priority connected lead device from LE profile
		// Second, the DUAL mode device which has A2DP/HFP and LE audio
		// Last, any one of LE device in the list.
		if (memberDevicesList == null \|\| memberDevicesList.isEmpty()) {
		@VisibleForTesting
		CachedBluetoothDevice getPreferredMainDevice(int groupId,
		List<CachedBluetoothDevice> groupDevicesList) {
		// How to select the preferred main device?
		// 1. The DUAL mode connected device which has A2DP/HFP and LE audio.
		// 2. One of connected LE device in the list. Default is the lead device from LE profile.
		// 3. If there is no connected device, then reset the relationship. Set the DUAL mode
		// deviced as the main device. Otherwise, set any one of the device.
		if (groupDevicesList == null \|\| groupDevicesList.isEmpty()) {
		return null;
		}

		CachedBluetoothDevice dualModeDevice = groupDevicesList.stream()
		.filter(cachedDevice -> cachedDevice.getConnectableProfiles().stream()
		.anyMatch(profile -> profile instanceof LeAudioProfile))
		.filter(cachedDevice -> cachedDevice.getConnectableProfiles().stream()
		.anyMatch(profile -> profile instanceof A2dpProfile
		\|\| profile instanceof HeadsetProfile))
		.findFirst().orElse(null);
		if (dualModeDevice != null && dualModeDevice.isConnected()) {
		log("getPreferredMainDevice: The connected DUAL mode device");
		return dualModeDevice;
		}

		final LocalBluetoothProfileManager profileManager = mBtManager.getProfileManager();
		final CachedBluetoothDeviceManager deviceManager = mBtManager.getCachedDeviceManager();
		final LeAudioProfile leAudioProfile = profileManager.getLeAudioProfile();
		final BluetoothDevice mainBluetoothDevice = (leAudioProfile != null && isAtLeastT())
		final BluetoothDevice leAudioLeadDevice = (leAudioProfile != null && isAtLeastT())
		? leAudioProfile.getConnectedGroupLeadDevice(groupId) : null;

		if (mainBluetoothDevice != null) {
		if (leAudioLeadDevice != null) {
		log("getPreferredMainDevice: The LeadDevice from LE profile is "
		+ mainBluetoothDevice.getAnonymizedAddress());
		}

		// 1st
		CachedBluetoothDevice newMainDevice =
		mainBluetoothDevice != null ? deviceManager.findDevice(mainBluetoothDevice) : null;
		if (newMainDevice != null) {
		if (newMainDevice.isConnected()) {
		log("getPreferredMainDevice: The connected LeadDevice from LE profile");
		return newMainDevice;
		} else {
		log("getPreferredMainDevice: The LeadDevice is not connect.");
		+ leAudioLeadDevice.getAnonymizedAddress());
		}
		} else {
		CachedBluetoothDevice leAudioLeadCachedDevice =
		leAudioLeadDevice != null ? deviceManager.findDevice(leAudioLeadDevice) : null;
		if (leAudioLeadCachedDevice == null) {
		log("getPreferredMainDevice: The LeadDevice is not in the all of devices list");
		} else if (leAudioLeadCachedDevice.isConnected()) {
		log("getPreferredMainDevice: The connected LeadDevice from LE profile");
		return leAudioLeadCachedDevice;
		}

		// 2nd
		newMainDevice = memberDevicesList.stream()
		.filter(cachedDevice -> cachedDevice.getConnectableProfiles().stream()
		.anyMatch(profile -> profile instanceof A2dpProfile
		\|\| profile instanceof HeadsetProfile))
		CachedBluetoothDevice oneOfConnectedDevices = groupDevicesList.stream()
		.filter(cachedDevice -> cachedDevice.isConnected())
		.findFirst().orElse(null);
		if (newMainDevice != null) {
		log("getPreferredMainDevice: The DUAL mode device");
		return newMainDevice;
		if (oneOfConnectedDevices != null) {
		log("getPreferredMainDevice: One of the connected devices.");
		return oneOfConnectedDevices;
		}

		if (dualModeDevice != null) {
		log("getPreferredMainDevice: The DUAL mode device.");
		return dualModeDevice;
		}
		// last
		if (!memberDevicesList.isEmpty()) {
		newMainDevice = memberDevicesList.get(0);
		if (!groupDevicesList.isEmpty()) {
		log("getPreferredMainDevice: One of the group devices.");
		return groupDevicesList.get(0);
		}
		return newMainDevice;
		return null;
		}

		private void addMemberDevicesIntoMainDevice(List<CachedBluetoothDevice> memberDevicesList,
		CachedBluetoothDevice newMainDevice) {
		if (newMainDevice == null) {
		@VisibleForTesting
		boolean addMemberDevicesIntoMainDevice(int groupId, CachedBluetoothDevice preferredMainDevice) {
		boolean hasChanged = false;
		if (preferredMainDevice == null) {
		log("addMemberDevicesIntoMainDevice: No main device. Do nothing.");
		return;
		}
		if (memberDevicesList.isEmpty()) {
		log("addMemberDevicesIntoMainDevice: No member device in list. Do nothing.");
		return;
		return hasChanged;
		}
		CachedBluetoothDevice mainDeviceOfNewMainDevice = findMainDevice(newMainDevice);
		boolean isMemberInOtherMainDevice = mainDeviceOfNewMainDevice != null;
		if (!memberDevicesList.contains(newMainDevice) && isMemberInOtherMainDevice) {
		log("addMemberDevicesIntoMainDevice: The 'new main device' is not in list, and it is "
		+ "the member at other device. Do switch main and member.");

		// If the current main device is not preferred main device, then set it as new main device.
		// Otherwise, do nothing.
		BluetoothDevice bluetoothDeviceOfPreferredMainDevice = preferredMainDevice.getDevice();
		CachedBluetoothDevice mainDeviceOfPreferredMainDevice = findMainDevice(preferredMainDevice);
		boolean hasPreferredMainDeviceAlreadyBeenMainDevice =
		mainDeviceOfPreferredMainDevice == null;

		if (!hasPreferredMainDeviceAlreadyBeenMainDevice) {
		// preferredMainDevice has not been the main device.
		// switch relationship between the mainDeviceOfPreferredMainDevice and
		// PreferredMainDevice

		log("addMemberDevicesIntoMainDevice: The PreferredMainDevice have the mainDevice. "
		+ "Do switch relationship between the mainDeviceOfPreferredMainDevice and "
		+ "PreferredMainDevice");
		// To switch content and dispatch to notify UI change
		mBtManager.getEventManager().dispatchDeviceRemoved(mainDeviceOfNewMainDevice);
		mainDeviceOfNewMainDevice.switchMemberDeviceContent(newMainDevice);
		mainDeviceOfNewMainDevice.refresh();
		mBtManager.getEventManager().dispatchDeviceRemoved(mainDeviceOfPreferredMainDevice);
		mainDeviceOfPreferredMainDevice.switchMemberDeviceContent(preferredMainDevice);
		mainDeviceOfPreferredMainDevice.refresh();
		// It is necessary to do remove and add for updating the mapping on
		// preference and device
		mBtManager.getEventManager().dispatchDeviceAdded(mainDeviceOfNewMainDevice);
		} else {
		log("addMemberDevicesIntoMainDevice: Set new main device");
		for (CachedBluetoothDevice memberDeviceItem : memberDevicesList) {
		if (memberDeviceItem.equals(newMainDevice)) {
		mBtManager.getEventManager().dispatchDeviceAdded(mainDeviceOfPreferredMainDevice);
		hasChanged = true;
		}

		// If the mCachedDevices List at CachedBluetoothDeviceManager has multiple items which are
		// the same groupId, then combine them and also keep the preferred main device as main
		// device.
		List<CachedBluetoothDevice> topLevelOfGroupDevicesList = mCachedDevices.stream()
		.filter(device -> device.getGroupId() == groupId)
		.collect(Collectors.toList());
		boolean haveMultiMainDevicesInAllOfDevicesList = topLevelOfGroupDevicesList.size() > 1;
		// Update the new main of CachedBluetoothDevice, since it may be changed in above step.
		final CachedBluetoothDeviceManager deviceManager = mBtManager.getCachedDeviceManager();
		preferredMainDevice = deviceManager.findDevice(bluetoothDeviceOfPreferredMainDevice);
		if (haveMultiMainDevicesInAllOfDevicesList) {
		// put another devices into main device.
		for (CachedBluetoothDevice deviceItem : topLevelOfGroupDevicesList) {
		if (deviceItem.getDevice() == null \|\| deviceItem.getDevice().equals(
		bluetoothDeviceOfPreferredMainDevice)) {
		continue;
		}
		Set<CachedBluetoothDevice> memberSet = memberDeviceItem.getMemberDevice();
		if (!memberSet.isEmpty()) {

		Set<CachedBluetoothDevice> memberSet = deviceItem.getMemberDevice();
		for (CachedBluetoothDevice memberSetItem : memberSet) {
		if (!memberSetItem.equals(newMainDevice)) {
		newMainDevice.addMemberDevice(memberSetItem);
		if (!memberSetItem.equals(preferredMainDevice)) {
		preferredMainDevice.addMemberDevice(memberSetItem);
		}
		}
		memberSet.clear();
		}

		newMainDevice.addMemberDevice(memberDeviceItem);
		mCachedDevices.remove(memberDeviceItem);
		mBtManager.getEventManager().dispatchDeviceRemoved(memberDeviceItem);
		}

		if (!mCachedDevices.contains(newMainDevice)) {
		mCachedDevices.add(newMainDevice);
		mBtManager.getEventManager().dispatchDeviceAdded(newMainDevice);
		preferredMainDevice.addMemberDevice(deviceItem);
		mCachedDevices.remove(deviceItem);
		mBtManager.getEventManager().dispatchDeviceRemoved(deviceItem);
		hasChanged = true;
		}
		}
		if (hasChanged) {
		log("addMemberDevicesIntoMainDevice: After changed, CachedBluetoothDevice list: "
		+ mCachedDevices);
		}
		return hasChanged;
		}

		private void log(String msg) {
		if (DEBUG) {

packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/CsipDeviceManagerTest.java

0 → 100644

+345 −0

File added.

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