Refactoring

pull/209/head
M66B 2 years ago
parent 7fdca5b58f
commit 7c2d2dbe86

@ -739,4 +739,32 @@ public class ConnectionHelper {
}
}
}
static Integer getLinkDownstreamBandwidthKbps(Context context) {
// 2G GSM ~14.4 Kbps
// G GPRS ~26.8 Kbps
// E EDGE ~108.8 Kbps
// 3G UMTS ~128 Kbps
// H HSPA ~3.6 Mbps
// H+ HSPA+ ~14.4 Mbps-23.0 Mbps
// 4G LTE ~50 Mbps
// 4G LTE-A ~500 Mbps
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M)
return null;
try {
ConnectivityManager cm = Helper.getSystemService(context, ConnectivityManager.class);
if (cm == null)
return null;
Network active = cm.getActiveNetwork();
if (active == null)
return null;
NetworkCapabilities caps = cm.getNetworkCapabilities(active);
if (caps == null)
return null;
return caps.getLinkDownstreamBandwidthKbps();
} catch (Throwable ex) {
Log.w(ex);
return null;
}
}
}

@ -38,9 +38,6 @@ import android.graphics.drawable.AnimatedImageDrawable;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.LevelListDrawable;
import android.net.ConnectivityManager;
import android.net.Network;
import android.net.NetworkCapabilities;
import android.net.Uri;
import android.os.Build;
import android.text.TextUtils;
@ -477,29 +474,8 @@ class ImageHelper {
lld.setBounds(0, 0, px, px);
lld.setLevel(1);
boolean slow = false;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)
try {
// 2G GSM ~14.4 Kbps
// G GPRS ~26.8 Kbps
// E EDGE ~108.8 Kbps
// 3G UMTS ~128 Kbps
// H HSPA ~3.6 Mbps
// H+ HSPA+ ~14.4 Mbps-23.0 Mbps
// 4G LTE ~50 Mbps
// 4G LTE-A ~500 Mbps
ConnectivityManager cm = Helper.getSystemService(context, ConnectivityManager.class);
Network active = (cm == null ? null : cm.getActiveNetwork());
NetworkCapabilities caps = (active == null ? null : cm.getNetworkCapabilities(active));
if (caps != null) {
int kbps = caps.getLinkDownstreamBandwidthKbps();
slow = (kbps < SLOW_CONNECTION);
}
} catch (Throwable ex) {
Log.e(ex);
}
ExecutorService executor = (slow ? executor_1 : executor_n);
Integer kbps = ConnectionHelper.getLinkDownstreamBandwidthKbps(context);
ExecutorService executor = (kbps != null && kbps < SLOW_CONNECTION ? executor_1 : executor_n);
executor.submit(new Runnable() {
@Override

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