[Telephony Debug Menu] Add Link Capacity Estimate

Register for the Link capacity estimate for the
cellular default data connection and report it
in the debug menu.

Bug: 78791811
Test: manual
Change-Id: I73d945dfa192873936107902e0de6d58fc69059b

res/layout/radio_info.xml

@@ -91,6 +91,18 @@
             <TextView android:id="@+id/roaming" style="@style/info_value" />
         </LinearLayout>
 
+        <!-- Link Bandwidth -->
+        <LinearLayout style="@style/entry_layout" android:orientation="horizontal">
+            <TextView android:text="@string/radio_info_dl_kbps" style="@style/info_label" />
+            <TextView android:id="@+id/dl_kbps" style="@style/info_value" />
+        </LinearLayout>
+
+        <!-- Link Bandwidth -->
+        <LinearLayout style="@style/entry_layout" android:orientation="horizontal">
+            <TextView android:text="@string/radio_info_ul_kbps" style="@style/info_label" />
+            <TextView android:id="@+id/ul_kbps" style="@style/info_value" />
+        </LinearLayout>
+
         <!-- Physical Channel Config -->
         <LinearLayout style="@style/entry_layout">
             <TextView android:text="@string/radio_info_phy_chan_config" style="@style/info_label" />

res/values/strings.xml

@@ -471,6 +471,10 @@
     <!-- HTTP proxy settings. Title for Proxy-Auto Config URL.  [CHAR LIMIT=25] -->
     <string name="proxy_url_title">"PAC URL: "</string>
 
+    <!-- Radio Info screen. Label for a status item.  Used for diagnostic info screens, precise translation isn't needed -->
+    <string name="radio_info_dl_kbps">DL Bandwidth (kbps):</string>
+    <!-- Radio Info screen. Label for a status item.  Used for diagnostic info screens, precise translation isn't needed -->
+    <string name="radio_info_ul_kbps">UL Bandwidth (kbps):</string>
     <!-- Radio Info screen. Label for a status item.  Used for diagnostic info screens, precise translation isn't needed -->
     <string name="radio_info_signal_location_label">Cell Location Info (deprecated):</string>
     <!-- Radio Info screen. Label for a status item.  Used for diagnostic info screens, precise translation isn't needed -->

src/com/android/settings/RadioInfo.java

@@ -16,6 +16,8 @@
 
 package com.android.settings;
 
+import static android.net.ConnectivityManager.NetworkCallback;
+
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Dialog;
@@ -27,6 +29,10 @@ import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
 import android.graphics.Typeface;
+import android.net.ConnectivityManager;
+import android.net.Network;
+import android.net.NetworkCapabilities;
+import android.net.NetworkRequest;
 import android.net.TrafficStats;
 import android.net.Uri;
 import android.os.AsyncResult;
@@ -197,6 +203,8 @@ public class RadioInfo extends Activity {
     private TextView mHttpClientTest;
     private TextView mPhyChanConfig;
     private TextView dnsCheckState;
+    private TextView mDownlinkKbps;
+    private TextView mUplinkKbps;
     private EditText smsc;
     private Switch radioPowerOnSwitch;
     private Button cellInfoRefreshRateButton;
@@ -214,6 +222,7 @@ public class RadioInfo extends Activity {
     private Spinner preferredNetworkType;
     private Spinner cellInfoRefreshRateSpinner;
 
+    private ConnectivityManager mConnectivityManager;
     private TelephonyManager mTelephonyManager;
     private ImsManager mImsManager = null;
     private Phone phone = null;
@@ -231,6 +240,19 @@ public class RadioInfo extends Activity {
     private int mPreferredNetworkTypeResult;
     private int mCellInfoRefreshRateIndex;
 
+    private final NetworkRequest mDefaultNetworkRequest = new NetworkRequest.Builder()
+            .addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR)
+            .addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
+            .build();
+
+    private final NetworkCallback mNetworkCallback = new NetworkCallback() {
+        public void onCapabilitiesChanged(Network n, NetworkCapabilities nc) {
+            int dlbw = nc.getLinkDownstreamBandwidthKbps();
+            int ulbw = nc.getLinkUpstreamBandwidthKbps();
+            updateBandwidths(dlbw, ulbw);
+        }
+    };
+
     private final PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
         @Override
         public void onDataConnectionStateChanged(int state) {
@@ -389,6 +411,7 @@ public class RadioInfo extends Activity {
         log("Started onCreate");
 
         mTelephonyManager = (TelephonyManager)getSystemService(TELEPHONY_SERVICE);
+        mConnectivityManager = (ConnectivityManager)getSystemService(CONNECTIVITY_SERVICE);
         phone = PhoneFactory.getDefaultPhone();
 
         //TODO: Need to update this if the default phoneId changes?
@@ -444,6 +467,10 @@ public class RadioInfo extends Activity {
 
         radioPowerOnSwitch = (Switch) findViewById(R.id.radio_power);
 
+        mDownlinkKbps = (TextView) findViewById(R.id.dl_kbps);
+        mUplinkKbps = (TextView) findViewById(R.id.ul_kbps);
+        updateBandwidths(0, 0);
+
         pingTestButton = (Button) findViewById(R.id.ping_test);
         pingTestButton.setOnClickListener(mPingButtonHandler);
         updateSmscButton = (Button) findViewById(R.id.update_smsc);
@@ -529,6 +556,9 @@ public class RadioInfo extends Activity {
                 | PhoneStateListener.LISTEN_SIGNAL_STRENGTHS
                 | PhoneStateListener.LISTEN_PHYSICAL_CHANNEL_CONFIGURATION);
 
+        mConnectivityManager.registerNetworkCallback(
+                mDefaultNetworkRequest, mNetworkCallback, mHandler);
+
         smsc.clearFocus();
     }
 
@@ -540,6 +570,8 @@ public class RadioInfo extends Activity {
 
         mTelephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE);
         mTelephonyManager.setCellInfoListRate(CELL_INFO_LIST_RATE_DISABLED);
+        mConnectivityManager.unregisterNetworkCallback(mNetworkCallback);
+
     }
 
     private void restoreFromBundle(Bundle b) {
@@ -619,6 +651,14 @@ public class RadioInfo extends Activity {
                 "0.0.0.0 allowed" :"0.0.0.0 not allowed");
     }
 
+    private void updateBandwidths(int dlbw, int ulbw) {
+        dlbw = (dlbw < 0 || dlbw == Integer.MAX_VALUE) ? -1 : dlbw;
+        ulbw = (ulbw < 0 || ulbw == Integer.MAX_VALUE) ? -1 : ulbw;
+        mDownlinkKbps.setText(String.format("%-5d", dlbw));
+        mUplinkKbps.setText(String.format("%-5d", ulbw));
+    }
+
+
     private final void
     updateSignalStrength(SignalStrength signalStrength) {
         Resources r = getResources();