HdmiClient.java revision 119160a68195bcb2f5bdf4a269807e01228eca97 
1package android.hardware.hdmi;
2
3import android.annotation.SystemApi;
4import android.hardware.hdmi.HdmiControlManager.VendorCommandListener;
5import android.hardware.hdmi.IHdmiVendorCommandListener;
6import android.os.RemoteException;
7import android.util.Log;
8
9/**
10 * Parent for classes of various HDMI-CEC device type used to access
11 * {@link HdmiControlService}. Contains methods and data used in common.
12 *
13 * @hide
14 */
15public abstract class HdmiClient {
16    private static final String TAG = "HdmiClient";
17
18    protected final IHdmiControlService mService;
19
20    protected abstract int getDeviceType();
21
22    public HdmiClient(IHdmiControlService service) {
23        mService = service;
24    }
25
26    public void sendVendorCommand(int targetAddress, byte[] params, boolean hasVendorId) {
27        try {
28            mService.sendVendorCommand(getDeviceType(), targetAddress, params, hasVendorId);
29        } catch (RemoteException e) {
30            Log.e(TAG, "failed to send vendor command: ", e);
31        }
32    }
33
34    public void addVendorCommandListener(VendorCommandListener listener) {
35        try {
36            mService.addVendorCommandListener(getListenerWrapper(listener), getDeviceType());
37        } catch (RemoteException e) {
38            Log.e(TAG, "failed to add vendor command listener: ", e);
39        }
40    }
41
42    private static IHdmiVendorCommandListener getListenerWrapper(
43            final VendorCommandListener listener) {
44        return new IHdmiVendorCommandListener.Stub() {
45            @Override
46            public void onReceived(int srcAddress, byte[] params, boolean hasVendorId) {
47                listener.onReceived(srcAddress, params, hasVendorId);
48            }
49        };
50    }
51}
52