获取网络上行下行速度

方法定义

import android.net.TrafficStats;
import android.os.SystemClock;

public class NetworkSpeedUtil {
    private static long lastTime = 0L;
    private static long lastRxBytes = 0L;
    private static long lastTxBytes = 0L;

    /**
     * 获取实时的下行网速（接收速度）
     *
     * @return 返回下行网速（单位：Mbps）
     */
    public static double getRxSpeed() {
        long currentTime = SystemClock.elapsedRealtime();
        long currentRxBytes = TrafficStats.getTotalRxBytes();

        if (lastTime > 0) {
            long timeDelta = currentTime - lastTime;
            long rxBytesDelta = currentRxBytes - lastRxBytes;
            double speed = (rxBytesDelta * 8) / (timeDelta * 1000.0); // 转换为Mbps
            return speed;
        } else {
            lastTime = currentTime;
            lastRxBytes = currentRxBytes;
            return 0.0;
        }
    }

    /**
     * 获取实时的上行网速（发送速度）
     *
     * @return 返回上行网速（单位：Mbps）
     */
    public static double getTxSpeed() {
        long currentTime = SystemClock.elapsedRealtime();
        long currentTxBytes = TrafficStats.getTotalTxBytes();

        if (lastTime > 0) {
            long timeDelta = currentTime - lastTime;
            long txBytesDelta = currentTxBytes - lastTxBytes;
            double speed = (txBytesDelta * 8) / (timeDelta * 1000.0); // 转换为Mbps
            return speed;
        } else {
            lastTime = currentTime;
            lastTxBytes = currentTxBytes;
            return 0.0;
        }
    }
}