| /* |
| * Copyright (C) 2007 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.net; |
| |
| import android.util.Log; |
| |
| import java.io.File; |
| import java.io.RandomAccessFile; |
| import java.io.IOException; |
| |
| /** |
| * Class that provides network traffic statistics. These statistics include |
| * bytes transmitted and received and network packets transmitted and received, |
| * over all interfaces, over the mobile interface, and on a per-UID basis. |
| * <p> |
| * These statistics may not be available on all platforms. If the statistics |
| * are not supported by this device, {@link #UNSUPPORTED} will be returned. |
| */ |
| public class TrafficStats { |
| /** |
| * The return value to indicate that the device does not support the statistic. |
| */ |
| public final static int UNSUPPORTED = -1; |
| |
| /** |
| * Get the total number of packets transmitted through the mobile interface. |
| * |
| * @return number of packets. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getMobileTxPackets(); |
| |
| /** |
| * Get the total number of packets received through the mobile interface. |
| * |
| * @return number of packets. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getMobileRxPackets(); |
| |
| /** |
| * Get the total number of bytes transmitted through the mobile interface. |
| * |
| * @return number of bytes. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getMobileTxBytes(); |
| |
| /** |
| * Get the total number of bytes received through the mobile interface. |
| * |
| * @return number of bytes. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getMobileRxBytes(); |
| |
| /** |
| * Get the total number of packets sent through all network interfaces. |
| * |
| * @return the number of packets. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getTotalTxPackets(); |
| |
| /** |
| * Get the total number of packets received through all network interfaces. |
| * |
| * @return number of packets. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getTotalRxPackets(); |
| |
| /** |
| * Get the total number of bytes sent through all network interfaces. |
| * |
| * @return number of bytes. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getTotalTxBytes(); |
| |
| /** |
| * Get the total number of bytes received through all network interfaces. |
| * |
| * @return number of bytes. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getTotalRxBytes(); |
| |
| /** |
| * Get the number of bytes sent through the network for this UID. |
| * The statistics are across all interfaces. |
| * |
| * {@see android.os.Process#myUid()}. |
| * |
| * @param uid The UID of the process to examine. |
| * @return number of bytes. If the statistics are not supported by this device, |
| * {@link #UNSUPPORTED} will be returned. |
| */ |
| public static native long getUidTxBytes(int uid); |
| |
| /** |
| * Get the number of bytes received through the network for this UID. |
| * The statistics are across all interfaces. |
| * |
| * {@see android.os.Process#myUid()}. |
| * |
| * @param uid The UID of the process to examine. |
| * @return number of bytes |
| */ |
| public static native long getUidRxBytes(int uid); |
| } |