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Commit 7c2a4f11 authored by Automerger Merge Worker's avatar Automerger Merge Worker
Browse files

Merge "Address aosp/1199568 leftover comments" am: 0d839ffd am: 12703746... 

Merge "Address aosp/1199568 leftover comments" am: 0d839ffd am: 12703746 am: d0fb2aa4 am: 3ba9eb3f

Change-Id: I9f7c25f063b815c4eb605b1e1871b133672d2e0a
parents 6547ce01 3ba9eb3f

apishim/29/com/android/networkstack/apishim/api29/NetworkInformationShimImpl.java

+1 −1
Original line number Diff line number Diff line
@@ -74,7 +74,7 @@ public class NetworkInformationShimImpl implements NetworkInformationShim { 


    @Nullable

    @Override

    public String getSSID(@Nullable NetworkCapabilities nc) {

    public String getSsid(@Nullable NetworkCapabilities nc) {

        // Not supported on this API level

        return null;

    }

apishim/30/com/android/networkstack/apishim/NetworkInformationShimImpl.java

+1 −1
Original line number Diff line number Diff line
@@ -71,7 +71,7 @@ public class NetworkInformationShimImpl extends 


    @Nullable

    @Override

    public String getSSID(@Nullable NetworkCapabilities nc) {

    public String getSsid(@Nullable NetworkCapabilities nc) {

        if (nc == null) return null;

        return nc.getSSID();

    }

apishim/common/com/android/networkstack/apishim/NetworkInformationShim.java

+1 −1
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ public interface NetworkInformationShim { 
     * @see NetworkCapabilities#getSSID()

     */

    @Nullable

    String getSSID(@Nullable NetworkCapabilities nc);

    String getSsid(@Nullable NetworkCapabilities nc);



    /**

     * @see LinkProperties#makeSensitiveFieldsParcelingCopy()

src/com/android/networkstack/NetworkStackNotifier.java

+33 −58
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2019 The Android Open Source Project

 * Copyright (C) 2020 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.
@@ -31,7 +31,6 @@ import android.net.NetworkCapabilities; 
import android.net.NetworkRequest;

import android.os.Handler;

import android.os.Looper;

import android.os.Message;

import android.os.UserHandle;

import android.provider.Settings;

import android.text.TextUtils;
@@ -52,9 +51,6 @@ import java.util.function.Consumer; 
 * Displays notification related to connected networks.

 */

public class NetworkStackNotifier {

    @VisibleForTesting

    protected static final int MSG_DISMISS_CONNECTED = 1;



    private final Context mContext;

    private final Handler mHandler;

    private final NotificationManager mNotificationManager;
@@ -65,9 +61,14 @@ public class NetworkStackNotifier { 
    @Nullable

    private Network mDefaultNetwork;

    @NonNull

    private static final NetworkInformationShim NETWORK_INFO_SHIM =

            NetworkInformationShimImpl.newInstance();

    private final NetworkInformationShim mInfoShim = NetworkInformationShimImpl.newInstance();



    /**

     * The TrackedNetworkStatus object is a data class that keeps track of the relevant state of the

     * various networks on the device. For efficiency the members are mutable, which means any

     * instance of this object should only ever be accessed on the looper thread passed in the

     * constructor. Any access (read or write) from any other thread would be incorrect.

     */

    private static class TrackedNetworkStatus {

        private boolean mValidatedNotificationPending;

        private int mShownNotification = NOTE_NONE;
@@ -78,20 +79,6 @@ public class NetworkStackNotifier { 
            if (mNetworkCapabilities == null) return false;

            return mNetworkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_VALIDATED);

        }



        private boolean isWifiNetwork() {

            if (mNetworkCapabilities == null) return false;

            return mNetworkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI);

        }



        @Nullable

        private CaptivePortalDataShim getCaptivePortalData() {

            return NETWORK_INFO_SHIM.getCaptivePortalData(mLinkProperties);

        }



        private String getSSID() {

            return NETWORK_INFO_SHIM.getSSID(mNetworkCapabilities);

        }

    }



    @VisibleForTesting
@@ -105,7 +92,8 @@ public class NetworkStackNotifier { 


    private static final int NOTE_ID_NETWORK_INFO = 1;



    private static final int CONNECTED_NOTIFICATION_TIMEOUT_MS = 20 * 1000;

    @VisibleForTesting

    protected static final long CONNECTED_NOTIFICATION_TIMEOUT_MS = 20_000L;



    protected static class Dependencies {

        public PendingIntent getActivityPendingIntent(Context context, Intent intent, int flags) {
@@ -120,14 +108,15 @@ public class NetworkStackNotifier { 
    protected NetworkStackNotifier(@NonNull Context context, @NonNull Looper looper,

            @NonNull Dependencies dependencies) {

        mContext = context;

        mHandler = new NotifierHandler(looper);

        mHandler = new Handler(looper);

        mDependencies = dependencies;

        mNotificationManager = getContextAsUser(mContext, UserHandle.ALL)

                .getSystemService(NotificationManager.class);

        final ConnectivityManager cm = context.getSystemService(ConnectivityManager.class);

        cm.registerDefaultNetworkCallback(new DefaultNetworkCallback(), mHandler);

        cm.registerNetworkCallback(

                new NetworkRequest.Builder().build(),

                new NetworkRequest.Builder()

                        .addTransportType(NetworkCapabilities.TRANSPORT_WIFI).build(),

                new AllNetworksCallback(),

                mHandler);
@@ -165,28 +154,20 @@ public class NetworkStackNotifier { 
        mHandler.post(() -> setCaptivePortalValidationPending(network));

    }



    private class NotifierHandler extends Handler {

        NotifierHandler(Looper looper) {

            super(looper);

    private void setCaptivePortalValidationPending(@NonNull Network network) {

        updateNetworkStatus(network, status -> {

            status.mValidatedNotificationPending = true;

            status.mShownNotification = NOTE_NONE;

        });

    }



        @Override

        public void handleMessage(Message msg) {

            switch(msg.what) {

                case MSG_DISMISS_CONNECTED:

                    final Network network = (Network) msg.obj;

                    final TrackedNetworkStatus networkStatus = mNetworkStatus.get(network);

                    if (networkStatus != null

                            && networkStatus.mShownNotification == NOTE_CONNECTED) {

                        dismissNotification(getNotificationTag(network), networkStatus);

                    }

                    break;

            }

        }

    @Nullable

    private CaptivePortalDataShim getCaptivePortalData(@NonNull TrackedNetworkStatus status) {

        return mInfoShim.getCaptivePortalData(status.mLinkProperties);

    }



    private void setCaptivePortalValidationPending(@NonNull Network network) {

        updateNetworkStatus(network, status -> status.mValidatedNotificationPending = true);

    private String getSsid(@NonNull TrackedNetworkStatus status) {

        return mInfoShim.getSsid(status.mNetworkCapabilities);

    }



    private void updateNetworkStatus(@NonNull Network network,
@@ -201,7 +182,7 @@ public class NetworkStackNotifier { 
        // The required network attributes callbacks were not fired yet for this network

        if (networkStatus == null) return;



        final CaptivePortalDataShim capportData = networkStatus.getCaptivePortalData();

        final CaptivePortalDataShim capportData = getCaptivePortalData(networkStatus);

        final boolean showVenueInfo = capportData != null && capportData.getVenueInfoUrl() != null

                // Only show venue info on validated networks, to prevent misuse of the notification

                // as an alternate login flow that uses the default browser (which would be broken
@@ -245,13 +226,12 @@ public class NetworkStackNotifier { 
        } else if (showValidated) {

            if (networkStatus.mShownNotification == NOTE_CONNECTED) return;



            builder = getNotificationBuilder(CHANNEL_CONNECTED, networkStatus, res);

            if (networkStatus.isWifiNetwork()) {

                builder.setContentIntent(mDependencies.getActivityPendingIntent(

            builder = getNotificationBuilder(CHANNEL_CONNECTED, networkStatus, res)

                    .setTimeoutAfter(CONNECTED_NOTIFICATION_TIMEOUT_MS)

                    .setContentIntent(mDependencies.getActivityPendingIntent(

                            getContextAsUser(mContext, UserHandle.CURRENT),

                            new Intent(Settings.ACTION_WIFI_SETTINGS),

                            PendingIntent.FLAG_UPDATE_CURRENT));

            }



            networkStatus.mShownNotification = NOTE_CONNECTED;

        } else {
@@ -268,11 +248,6 @@ public class NetworkStackNotifier { 
            networkStatus.mValidatedNotificationPending = false;

        }

        mNotificationManager.notify(notificationTag, NOTE_ID_NETWORK_INFO, builder.build());

        mHandler.removeMessages(MSG_DISMISS_CONNECTED, network);

        if (networkStatus.mShownNotification == NOTE_CONNECTED) {

            mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_DISMISS_CONNECTED, network),

                    CONNECTED_NOTIFICATION_TIMEOUT_MS);

        }

    }



    private void dismissNotification(@NonNull String tag, @NonNull TrackedNetworkStatus status) {
@@ -304,9 +279,9 @@ public class NetworkStackNotifier { 
        return mNotificationManager.getNotificationChannel(CHANNEL_VENUE_INFO) != null;

    }



    private static String getConnectedNotificationTitle(@NonNull Resources res,

    private String getConnectedNotificationTitle(@NonNull Resources res,

            @NonNull TrackedNetworkStatus status) {

        final String ssid = status.getSSID();

        final String ssid = getSsid(status);

        if (TextUtils.isEmpty(ssid)) {

            return res.getString(R.string.connected);

        }

tests/unit/src/com/android/networkstack/NetworkStackNotifierTest.kt

+19 −49
Original line number Diff line number Diff line
@@ -33,7 +33,6 @@ import android.net.LinkProperties 
import android.net.Network

import android.net.NetworkCapabilities

import android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED

import android.net.NetworkCapabilities.TRANSPORT_CELLULAR

import android.net.NetworkCapabilities.TRANSPORT_WIFI

import android.net.Uri

import android.os.Handler
@@ -47,8 +46,8 @@ import androidx.test.platform.app.InstrumentationRegistry 
import com.android.dx.mockito.inline.extended.ExtendedMockito.verify

import com.android.networkstack.NetworkStackNotifier.CHANNEL_CONNECTED

import com.android.networkstack.NetworkStackNotifier.CHANNEL_VENUE_INFO

import com.android.networkstack.NetworkStackNotifier.CONNECTED_NOTIFICATION_TIMEOUT_MS

import com.android.networkstack.NetworkStackNotifier.Dependencies

import com.android.networkstack.NetworkStackNotifier.MSG_DISMISS_CONNECTED

import com.android.networkstack.apishim.NetworkInformationShimImpl

import org.junit.Assume.assumeTrue

import org.junit.Before
@@ -65,8 +64,6 @@ import org.mockito.Mockito.never 
import org.mockito.MockitoAnnotations

import kotlin.reflect.KClass

import kotlin.test.assertEquals

import kotlin.test.assertNull

import kotlin.test.assertTrue



@RunWith(AndroidTestingRunner::class)

@SmallTest
@@ -176,22 +173,26 @@ class NetworkStackNotifierTest { 
        verify(mNm, never()).notify(any(), anyInt(), any())

    }



    private fun verifyConnectedNotification() {

    private fun verifyConnectedNotification(timeout: Long = CONNECTED_NOTIFICATION_TIMEOUT_MS) {

        verify(mNm).notify(eq(TEST_NETWORK_TAG), mNoteIdCaptor.capture(), mNoteCaptor.capture())

        val note = mNoteCaptor.value

        assertEquals(mPendingIntent, note.contentIntent)

        assertEquals(CHANNEL_CONNECTED, note.channelId)

        assertEquals(timeout, note.timeoutAfter)

        verify(mDependencies).getActivityPendingIntent(

                eq(mCurrentUserContext), mIntentCaptor.capture(), eq(FLAG_UPDATE_CURRENT))

    }



    private fun verifyDismissConnectedNotification(noteId: Int) {

        assertTrue(mHandler.hasMessages(MSG_DISMISS_CONNECTED, TEST_NETWORK))

        // Execute dismiss message now

        mHandler.sendMessageAtFrontOfQueue(

                mHandler.obtainMessage(MSG_DISMISS_CONNECTED, TEST_NETWORK))

        mLooper.processMessages(1)

        verify(mNm).cancel(TEST_NETWORK_TAG, noteId)

    private fun verifyCanceledNotificationAfterNetworkLost() {

        onLost(TEST_NETWORK)

        mLooper.processAllMessages()

        verify(mNm).cancel(TEST_NETWORK_TAG, mNoteIdCaptor.value)

    }



    private fun verifyCanceledNotificationAfterDefaultNetworkLost() {

        onDefaultNetworkLost(TEST_NETWORK)

        mLooper.processAllMessages()

        verify(mNm).cancel(TEST_NETWORK_TAG, mNoteIdCaptor.value)

    }



    @Test
@@ -204,7 +205,7 @@ class NetworkStackNotifierTest { 
        verifyConnectedNotification()

        verify(mResources).getString(R.string.connected)

        verifyWifiSettingsIntent(mIntentCaptor.value)

        verifyDismissConnectedNotification(mNoteIdCaptor.value)

        verifyCanceledNotificationAfterNetworkLost()

    }



    @Test
@@ -222,29 +223,7 @@ class NetworkStackNotifierTest { 
        verifyConnectedNotification()

        verify(mResources).getString(R.string.connected_to_ssid_param1, TEST_SSID)

        verifyWifiSettingsIntent(mIntentCaptor.value)

        verifyDismissConnectedNotification(mNoteIdCaptor.value)

    }



    @Test

    fun testConnectedNotification_WithNonWifiNetwork() {

        // NetworkCapabilities#getSSID is not available for API <= Q

        assumeTrue(NetworkInformationShimImpl.useApiAboveQ())

        val capabilities = NetworkCapabilities()

                .addTransportType(TRANSPORT_CELLULAR)

                .addCapability(NET_CAPABILITY_VALIDATED)

                .setSSID(TEST_SSID)



        onCapabilitiesChanged(EMPTY_CAPABILITIES)

        mNotifier.notifyCaptivePortalValidationPending(TEST_NETWORK)

        onCapabilitiesChanged(capabilities)

        mLooper.processAllMessages()



        verify(mNm).notify(eq(TEST_NETWORK_TAG), mNoteIdCaptor.capture(), mNoteCaptor.capture())

        val note = mNoteCaptor.value

        assertNull(note.contentIntent)

        assertEquals(CHANNEL_CONNECTED, note.channelId)

        verify(mResources).getString(R.string.connected_to_ssid_param1, TEST_SSID)

        verifyDismissConnectedNotification(mNoteIdCaptor.value)

        verifyCanceledNotificationAfterNetworkLost()

    }



    @Test
@@ -258,16 +237,10 @@ class NetworkStackNotifierTest { 


        mLooper.processAllMessages()



        verify(mNm).notify(eq(TEST_NETWORK_TAG), mNoteIdCaptor.capture(), mNoteCaptor.capture())



        verifyConnectedNotification()

        verifyConnectedNotification(timeout = 0)

        verifyVenueInfoIntent(mIntentCaptor.value)

        verify(mResources).getString(R.string.tap_for_info)



        onDefaultNetworkLost(TEST_NETWORK)

        mLooper.processAllMessages()

        // Notification only shown on default network

        verify(mNm).cancel(TEST_NETWORK_TAG, mNoteIdCaptor.value)

        verifyCanceledNotificationAfterDefaultNetworkLost()

    }



    @Test
@@ -284,7 +257,7 @@ class NetworkStackNotifierTest { 
        verifyConnectedNotification()

        verifyWifiSettingsIntent(mIntentCaptor.value)

        verify(mResources, never()).getString(R.string.tap_for_info)

        verifyDismissConnectedNotification(mNoteIdCaptor.value)

        verifyCanceledNotificationAfterNetworkLost()

    }



    @Test
@@ -300,10 +273,7 @@ class NetworkStackNotifierTest { 
        verify(mDependencies).getActivityPendingIntent(

                eq(mCurrentUserContext), mIntentCaptor.capture(), eq(FLAG_UPDATE_CURRENT))

        verifyVenueInfoIntent(mIntentCaptor.value)



        onLost(TEST_NETWORK)

        mLooper.processAllMessages()

        verify(mNm).cancel(TEST_NETWORK_TAG, mNoteIdCaptor.value)

        verifyCanceledNotificationAfterDefaultNetworkLost()

    }



    @Test