126 lines
4.3 KiB
Java
126 lines
4.3 KiB
Java
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.net;
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import android.util.Log;
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import java.io.File;
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import java.io.RandomAccessFile;
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import java.io.IOException;
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/**
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* Class that provides network traffic statistics. These statistics include
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* bytes transmitted and received and network packets transmitted and received,
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* over all interfaces, over the mobile interface, and on a per-UID basis.
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* <p>
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* These statistics may not be available on all platforms. If the statistics
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* are not supported by this device, {@link #UNSUPPORTED} will be returned.
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*/
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public class TrafficStats {
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/**
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* The return value to indicate that the device does not support the statistic.
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*/
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public final static int UNSUPPORTED = -1;
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/**
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* Get the total number of packets transmitted through the mobile interface.
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*
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* @return number of packets. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getMobileTxPackets();
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/**
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* Get the total number of packets received through the mobile interface.
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*
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* @return number of packets. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getMobileRxPackets();
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/**
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* Get the total number of bytes transmitted through the mobile interface.
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*
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* @return number of bytes. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getMobileTxBytes();
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/**
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* Get the total number of bytes received through the mobile interface.
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*
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* @return number of bytes. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getMobileRxBytes();
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/**
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* Get the total number of packets sent through all network interfaces.
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*
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* @return the number of packets. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getTotalTxPackets();
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/**
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* Get the total number of packets received through all network interfaces.
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*
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* @return number of packets. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getTotalRxPackets();
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/**
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* Get the total number of bytes sent through all network interfaces.
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*
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* @return number of bytes. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getTotalTxBytes();
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/**
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* Get the total number of bytes received through all network interfaces.
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*
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* @return number of bytes. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getTotalRxBytes();
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/**
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* Get the number of bytes sent through the network for this UID.
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* The statistics are across all interfaces.
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*
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* {@see android.os.Process#myUid()}.
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*
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* @param uid The UID of the process to examine.
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* @return number of bytes. If the statistics are not supported by this device,
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* {@link #UNSUPPORTED} will be returned.
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*/
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public static native long getUidTxBytes(int uid);
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/**
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* Get the number of bytes received through the network for this UID.
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* The statistics are across all interfaces.
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*
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* {@see android.os.Process#myUid()}.
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*
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* @param uid The UID of the process to examine.
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* @return number of bytes
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*/
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public static native long getUidRxBytes(int uid);
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}
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