diff options
Diffstat (limited to 'framework/java/android/bluetooth/BluetoothDevice.java')
| -rw-r--r-- | framework/java/android/bluetooth/BluetoothDevice.java | 334 |
1 files changed, 198 insertions, 136 deletions
diff --git a/framework/java/android/bluetooth/BluetoothDevice.java b/framework/java/android/bluetooth/BluetoothDevice.java index a206b53b53..98cd319a39 100644 --- a/framework/java/android/bluetooth/BluetoothDevice.java +++ b/framework/java/android/bluetooth/BluetoothDevice.java @@ -23,10 +23,9 @@ import android.annotation.SdkConstant.SdkConstantType; import android.annotation.SystemApi; import android.content.Context; import android.os.Handler; -import android.os.Looper; import android.os.Parcel; -import android.os.Parcelable; import android.os.ParcelUuid; +import android.os.Parcelable; import android.os.Process; import android.os.RemoteException; import android.util.Log; @@ -683,7 +682,7 @@ public final class BluetoothDevice implements Parcelable { * getService() called. * TODO: Unify implementation of sService amongst BluetoothFoo API's */ - private static IBluetooth sService; + private static volatile IBluetooth sService; private final String mAddress; @@ -803,13 +802,16 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH) public String getName() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot get Remote Device name"); return null; } try { - return sService.getRemoteName(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.getRemoteName(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return null; } @@ -822,13 +824,16 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH) public int getType() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot get Remote Device type"); return DEVICE_TYPE_UNKNOWN; } try { - return sService.getRemoteType(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.getRemoteType(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return DEVICE_TYPE_UNKNOWN; } @@ -840,13 +845,16 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public String getAlias() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot get Remote Device Alias"); return null; } try { - return sService.getRemoteAlias(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.getRemoteAlias(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return null; } @@ -861,13 +869,16 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean setAlias(String alias) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot set Remote Device name"); return false; } try { - return sService.setRemoteAlias(this, alias); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.setRemoteAlias(this, alias); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -899,13 +910,16 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH) public int getBatteryLevel() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "Bluetooth disabled. Cannot get remote device battery level"); return BATTERY_LEVEL_UNKNOWN; } try { - return sService.getBatteryLevel(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.getBatteryLevel(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return BATTERY_LEVEL_UNKNOWN; } @@ -921,16 +935,19 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH_ADMIN) public boolean createBond() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot create bond to Remote Device"); return false; } try { - Log.i(TAG, "createBond() for device " + getAddress() + - " called by pid: " + Process.myPid() + - " tid: " + Process.myTid()); - return sService.createBond(this, TRANSPORT_AUTO); - } catch (RemoteException e) {Log.e(TAG, "", e);} + Log.i(TAG, "createBond() for device " + getAddress() + + " called by pid: " + Process.myPid() + + " tid: " + Process.myTid()); + return service.createBond(this, TRANSPORT_AUTO); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -951,7 +968,8 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean createBond(int transport) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot create bond to Remote Device"); return false; } @@ -960,11 +978,13 @@ public final class BluetoothDevice implements Parcelable { throw new IllegalArgumentException(transport + " is not a valid Bluetooth transport"); } try { - Log.i(TAG, "createBond() for device " + getAddress() + - " called by pid: " + Process.myPid() + - " tid: " + Process.myTid()); - return sService.createBond(this, transport); - } catch (RemoteException e) {Log.e(TAG, "", e);} + Log.i(TAG, "createBond() for device " + getAddress() + + " called by pid: " + Process.myPid() + + " tid: " + Process.myTid()); + return service.createBond(this, transport); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -988,17 +1008,31 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean createBondOutOfBand(int transport, OobData oobData) { + final IBluetooth service = sService; + if (service == null) { + Log.w(TAG, "BT not enabled, createBondOutOfBand failed"); + return false; + } try { - return sService.createBondOutOfBand(this, transport, oobData); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.createBondOutOfBand(this, transport, oobData); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } /** @hide */ public boolean isBondingInitiatedLocally() { + final IBluetooth service = sService; + if (service == null) { + Log.w(TAG, "BT not enabled, isBondingInitiatedLocally failed"); + return false; + } try { - return sService.isBondingInitiatedLocally(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.isBondingInitiatedLocally(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -1032,16 +1066,19 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean cancelBondProcess() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot cancel Remote Device bond"); return false; } try { - Log.i(TAG, "cancelBondProcess() for device " + getAddress() + - " called by pid: " + Process.myPid() + - " tid: " + Process.myTid()); - return sService.cancelBondProcess(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + Log.i(TAG, "cancelBondProcess() for device " + getAddress() + + " called by pid: " + Process.myPid() + + " tid: " + Process.myTid()); + return service.cancelBondProcess(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -1056,16 +1093,19 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean removeBond() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot remove Remote Device bond"); return false; } try { - Log.i(TAG, "removeBond() for device " + getAddress() + - " called by pid: " + Process.myPid() + - " tid: " + Process.myTid()); - return sService.removeBond(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + Log.i(TAG, "removeBond() for device " + getAddress() + + " called by pid: " + Process.myPid() + + " tid: " + Process.myTid()); + return service.removeBond(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -1080,18 +1120,15 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH) public int getBondState() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot get bond state"); return BOND_NONE; } try { - return sService.getBondState(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} - catch (NullPointerException npe) { - // Handle case where bluetooth service proxy - // is already null. - Log.e(TAG, "NullPointerException for getBondState() of device ("+ - getAddress()+")", npe); + return service.getBondState(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); } return BOND_NONE; } @@ -1105,12 +1142,13 @@ public final class BluetoothDevice implements Parcelable { */ @SystemApi public boolean isConnected() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { // BT is not enabled, we cannot be connected. return false; } try { - return sService.getConnectionState(this) != CONNECTION_STATE_DISCONNECTED; + return service.getConnectionState(this) != CONNECTION_STATE_DISCONNECTED; } catch (RemoteException e) { Log.e(TAG, "", e); return false; @@ -1127,12 +1165,13 @@ public final class BluetoothDevice implements Parcelable { */ @SystemApi public boolean isEncrypted() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { // BT is not enabled, we cannot be connected. return false; } try { - return sService.getConnectionState(this) > CONNECTION_STATE_CONNECTED; + return service.getConnectionState(this) > CONNECTION_STATE_CONNECTED; } catch (RemoteException e) { Log.e(TAG, "", e); return false; @@ -1146,12 +1185,13 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH) public BluetoothClass getBluetoothClass() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot get Bluetooth Class"); return null; } try { - int classInt = sService.getRemoteClass(this); + int classInt = service.getRemoteClass(this); if (classInt == BluetoothClass.ERROR) return null; return new BluetoothClass(classInt); } catch (RemoteException e) {Log.e(TAG, "", e);} @@ -1170,75 +1210,82 @@ public final class BluetoothDevice implements Parcelable { * or null on error */ @RequiresPermission(Manifest.permission.BLUETOOTH) - public ParcelUuid[] getUuids() { - if (sService == null || isBluetoothEnabled() == false) { + public ParcelUuid[] getUuids() { + final IBluetooth service = sService; + if (service == null || !isBluetoothEnabled()) { Log.e(TAG, "BT not enabled. Cannot get remote device Uuids"); return null; } try { - return sService.getRemoteUuids(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.getRemoteUuids(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return null; } - /** - * Perform a service discovery on the remote device to get the UUIDs supported. - * - * <p>This API is asynchronous and {@link #ACTION_UUID} intent is sent, - * with the UUIDs supported by the remote end. If there is an error - * in getting the SDP records or if the process takes a long time, - * {@link #ACTION_UUID} intent is sent with the UUIDs that is currently - * present in the cache. Clients should use the {@link #getUuids} to get UUIDs - * if service discovery is not to be performed. - * - * @return False if the sanity check fails, True if the process - * of initiating an ACL connection to the remote device - * was started. - */ - @RequiresPermission(Manifest.permission.BLUETOOTH) - public boolean fetchUuidsWithSdp() { - IBluetooth service = sService; - if (service == null || isBluetoothEnabled() == false) { + /** + * Perform a service discovery on the remote device to get the UUIDs supported. + * + * <p>This API is asynchronous and {@link #ACTION_UUID} intent is sent, + * with the UUIDs supported by the remote end. If there is an error + * in getting the SDP records or if the process takes a long time, + * {@link #ACTION_UUID} intent is sent with the UUIDs that is currently + * present in the cache. Clients should use the {@link #getUuids} to get UUIDs + * if service discovery is not to be performed. + * + * @return False if the sanity check fails, True if the process of initiating an ACL connection + * to the remote device was started. + */ + @RequiresPermission(Manifest.permission.BLUETOOTH) + public boolean fetchUuidsWithSdp() { + final IBluetooth service = sService; + if (service == null || !isBluetoothEnabled()) { Log.e(TAG, "BT not enabled. Cannot fetchUuidsWithSdp"); return false; } try { return service.fetchRemoteUuids(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} - return false; + } catch (RemoteException e) { + Log.e(TAG, "", e); + } + return false; } - /** - * Perform a service discovery on the remote device to get the SDP records associated - * with the specified UUID. - * - * <p>This API is asynchronous and {@link #ACTION_SDP_RECORD} intent is sent, - * with the SDP records found on the remote end. If there is an error - * in getting the SDP records or if the process takes a long time, - * {@link #ACTION_SDP_RECORD} intent is sent with an status value in - * {@link #EXTRA_SDP_SEARCH_STATUS} different from 0. - * Detailed status error codes can be found by members of the Bluetooth package in - * the AbstractionLayer class. - * <p>Requires {@link android.Manifest.permission#BLUETOOTH}. - * The SDP record data will be stored in the intent as {@link #EXTRA_SDP_RECORD}. - * The object type will match one of the SdpXxxRecord types, depending on the UUID searched - * for. - * - * @return False if the sanity check fails, True if the process - * of initiating an ACL connection to the remote device - * was started. - */ - /** @hide */ - public boolean sdpSearch(ParcelUuid uuid) { - if (sService == null) { - Log.e(TAG, "BT not enabled. Cannot query remote device sdp records"); - return false; - } - try { - return sService.sdpSearch(this,uuid); - } catch (RemoteException e) {Log.e(TAG, "", e);} - return false; - } + /** + * Perform a service discovery on the remote device to get the SDP records associated + * with the specified UUID. + * + * <p>This API is asynchronous and {@link #ACTION_SDP_RECORD} intent is sent, + * with the SDP records found on the remote end. If there is an error + * in getting the SDP records or if the process takes a long time, + * {@link #ACTION_SDP_RECORD} intent is sent with an status value in + * {@link #EXTRA_SDP_SEARCH_STATUS} different from 0. + * Detailed status error codes can be found by members of the Bluetooth package in + * the AbstractionLayer class. + * <p>Requires {@link android.Manifest.permission#BLUETOOTH}. + * The SDP record data will be stored in the intent as {@link #EXTRA_SDP_RECORD}. + * The object type will match one of the SdpXxxRecord types, depending on the UUID searched + * for. + * + * @return False if the sanity check fails, True if the process + * of initiating an ACL connection to the remote device + * was started. + */ + /** @hide */ + public boolean sdpSearch(ParcelUuid uuid) { + final IBluetooth service = sService; + if (service == null) { + Log.e(TAG, "BT not enabled. Cannot query remote device sdp records"); + return false; + } + try { + return service.sdpSearch(this, uuid); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } + return false; + } /** * Set the pin during pairing when the pairing method is {@link #PAIRING_VARIANT_PIN} @@ -1248,13 +1295,16 @@ public final class BluetoothDevice implements Parcelable { * false for error */ public boolean setPin(byte[] pin) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot set Remote Device pin"); return false; } try { - return sService.setPin(this, true, pin.length, pin); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.setPin(this, true, pin.length, pin); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -1276,13 +1326,16 @@ public final class BluetoothDevice implements Parcelable { */ @RequiresPermission(Manifest.permission.BLUETOOTH_PRIVILEGED) public boolean setPairingConfirmation(boolean confirm) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot set pairing confirmation"); return false; } try { - return sService.setPairingConfirmation(this, confirm); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.setPairingConfirmation(this, confirm); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -1298,13 +1351,16 @@ public final class BluetoothDevice implements Parcelable { /** @hide */ public boolean cancelPairingUserInput() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { Log.e(TAG, "BT not enabled. Cannot create pairing user input"); return false; } try { - return sService.cancelBondProcess(this); - } catch (RemoteException e) {Log.e(TAG, "", e);} + return service.cancelBondProcess(this); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } return false; } @@ -1334,11 +1390,12 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public int getPhonebookAccessPermission() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { return ACCESS_UNKNOWN; } try { - return sService.getPhonebookAccessPermission(this); + return service.getPhonebookAccessPermission(this); } catch (RemoteException e) { Log.e(TAG, "", e); } @@ -1354,11 +1411,12 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean setPhonebookAccessPermission(int value) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { return false; } try { - return sService.setPhonebookAccessPermission(this, value); + return service.setPhonebookAccessPermission(this, value); } catch (RemoteException e) { Log.e(TAG, "", e); } @@ -1372,11 +1430,12 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public int getMessageAccessPermission() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { return ACCESS_UNKNOWN; } try { - return sService.getMessageAccessPermission(this); + return service.getMessageAccessPermission(this); } catch (RemoteException e) { Log.e(TAG, "", e); } @@ -1392,11 +1451,12 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean setMessageAccessPermission(int value) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { return false; } try { - return sService.setMessageAccessPermission(this, value); + return service.setMessageAccessPermission(this, value); } catch (RemoteException e) { Log.e(TAG, "", e); } @@ -1410,11 +1470,12 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public int getSimAccessPermission() { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { return ACCESS_UNKNOWN; } try { - return sService.getSimAccessPermission(this); + return service.getSimAccessPermission(this); } catch (RemoteException e) { Log.e(TAG, "", e); } @@ -1430,11 +1491,12 @@ public final class BluetoothDevice implements Parcelable { * @hide */ public boolean setSimAccessPermission(int value) { - if (sService == null) { + final IBluetooth service = sService; + if (service == null) { return false; } try { - return sService.setSimAccessPermission(this, value); + return service.setSimAccessPermission(this, value); } catch (RemoteException e) { Log.e(TAG, "", e); } |