| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package org.chromium.device.usb; |
| |
| import android.annotation.TargetApi; |
| import android.hardware.usb.UsbConfiguration; |
| import android.hardware.usb.UsbInterface; |
| import android.os.Build; |
| |
| import org.chromium.base.Log; |
| import org.chromium.base.annotations.CalledByNative; |
| import org.chromium.base.annotations.JNINamespace; |
| |
| /** |
| * Exposes android.hardware.usb.UsbConfiguration as necessary for C++ |
| * device::UsbConfigurationAndroid. |
| * |
| * Lifetime is controlled by device::UsbConfigurationAndroid. |
| */ |
| @JNINamespace("device") |
| @TargetApi(Build.VERSION_CODES.LOLLIPOP) |
| final class ChromeUsbConfiguration { |
| private static final String TAG = "Usb"; |
| |
| final UsbConfiguration mConfiguration; |
| |
| private ChromeUsbConfiguration(UsbConfiguration configuration) { |
| mConfiguration = configuration; |
| Log.v(TAG, "ChromeUsbConfiguration created."); |
| } |
| |
| @CalledByNative |
| private static ChromeUsbConfiguration create(UsbConfiguration configuration) { |
| return new ChromeUsbConfiguration(configuration); |
| } |
| |
| @CalledByNative |
| private int getConfigurationValue() { |
| return mConfiguration.getId(); |
| } |
| |
| @CalledByNative |
| private boolean isSelfPowered() { |
| return mConfiguration.isSelfPowered(); |
| } |
| |
| @CalledByNative |
| private boolean isRemoteWakeup() { |
| return mConfiguration.isRemoteWakeup(); |
| } |
| |
| @CalledByNative |
| private int getMaxPower() { |
| return mConfiguration.getMaxPower(); |
| } |
| |
| @CalledByNative |
| private UsbInterface[] getInterfaces() { |
| int count = mConfiguration.getInterfaceCount(); |
| UsbInterface[] interfaces = new UsbInterface[count]; |
| for (int i = 0; i < count; ++i) { |
| interfaces[i] = mConfiguration.getInterface(i); |
| } |
| return interfaces; |
| } |
| } |