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Rename AvoidBadWifiTracker to MultinetworkPolicyTracker

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am: ee6c69ecc4

Change-Id: I7615c9128deed7011eb9ab6f2efdcfe2e237a1a5
This commit is contained in:
Lorenzo Colitti
2017-02-01 02:37:31 +00:00
committed by android-build-merger
parent b18bd6bd3d ee6c69ecc4
commit 49040a3d5a
3 changed files with 40 additions and 38 deletions
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22
services/core/java/com/android/server/ConnectivityService.java
View File

@@ -78,7 +78,7 @@ import android.net.Uri;
import android.net.metrics.DefaultNetworkEvent;
import android.net.metrics.IpConnectivityLog;
import android.net.metrics.NetworkEvent;
import android.net.util.AvoidBadWifiTracker;
import android.net.util.MultinetworkPolicyTracker;
import android.os.Binder;
import android.os.Build;
import android.os.Bundle;
@@ -499,7 +499,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
private final IpConnectivityLog mMetricsLog;
@VisibleForTesting
final AvoidBadWifiTracker mAvoidBadWifiTracker;
final MultinetworkPolicyTracker mMultinetworkPolicyTracker;
/**
* Implements support for the legacy "one network per network type" model.
@@ -849,9 +849,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
LingerMonitor.DEFAULT_NOTIFICATION_RATE_LIMIT_MILLIS);
mLingerMonitor = new LingerMonitor(mContext, mNotifier, dailyLimit, rateLimit);
mAvoidBadWifiTracker = createAvoidBadWifiTracker(
mMultinetworkPolicyTracker = createMultinetworkPolicyTracker(
mContext, mHandler, () -> rematchForAvoidBadWifiUpdate());
mAvoidBadWifiTracker.start();
mMultinetworkPolicyTracker.start();
}
private NetworkRequest createInternetRequestForTransport(
@@ -2793,7 +2793,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
public boolean avoidBadWifi() {
return mAvoidBadWifiTracker.currentValue();
return mMultinetworkPolicyTracker.getAvoidBadWifi();
}
private void rematchForAvoidBadWifiUpdate() {
@@ -2806,9 +2806,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
// TODO: Evaluate whether this is of interest to other consumers of
// AvoidBadWifiTracker and worth moving out of here.
// MultinetworkPolicyTracker and worth moving out of here.
private void dumpAvoidBadWifiSettings(IndentingPrintWriter pw) {
final boolean configRestrict = mAvoidBadWifiTracker.configRestrictsAvoidBadWifi();
final boolean configRestrict = mMultinetworkPolicyTracker.configRestrictsAvoidBadWifi();
if (!configRestrict) {
pw.println("Bad Wi-Fi avoidance: unrestricted");
return;
@@ -2818,7 +2818,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
pw.increaseIndent();
pw.println("Config restrict: " + configRestrict);
final String value = mAvoidBadWifiTracker.getSettingsValue();
final String value = mMultinetworkPolicyTracker.getAvoidBadWifiSetting();
String description;
// Can't use a switch statement because strings are legal case labels, but null is not.
if ("0".equals(value)) {
@@ -2886,7 +2886,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
if (DBG) log("handleNetworkUnvalidated " + nai.name() + " cap=" + nc);
if (nc.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) &&
mAvoidBadWifiTracker.shouldNotifyWifiUnvalidated()) {
mMultinetworkPolicyTracker.shouldNotifyWifiUnvalidated()) {
showValidationNotification(nai, NotificationType.LOST_INTERNET);
}
}
@@ -5534,8 +5534,8 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
@VisibleForTesting
AvoidBadWifiTracker createAvoidBadWifiTracker(Context c, Handler h, Runnable r) {
return new AvoidBadWifiTracker(c, h, r);
MultinetworkPolicyTracker createMultinetworkPolicyTracker(Context c, Handler h, Runnable r) {
return new MultinetworkPolicyTracker(c, h, r);
}
@VisibleForTesting

36
services/net/java/android/net/util/AvoidBadWifiTracker.java → services/net/java/android/net/util/MultinetworkPolicyTracker.java
View File

@@ -42,8 +42,8 @@ import static android.provider.Settings.Global.NETWORK_AVOID_BAD_WIFI;
* This enables the device to switch to another form of connectivity, like
* mobile, if it's available and working.
*
* The Runnable |cb|, if given, is called on the supplied Handler's thread
* whether the computed "avoid bad wifi" value changes.
* The Runnable |avoidBadWifiCallback|, if given, is posted to the supplied
* Handler' whenever the computed "avoid bad wifi" value changes.
*
* Disabling this reverts the device to a level of networking sophistication
* circa 2012-13 by disabling disparate code paths each of which contribute to
@@ -51,28 +51,30 @@ import static android.provider.Settings.Global.NETWORK_AVOID_BAD_WIFI;
*
* @hide
*/
public class AvoidBadWifiTracker {
private static String TAG = AvoidBadWifiTracker.class.getSimpleName();
public class MultinetworkPolicyTracker {
private static String TAG = MultinetworkPolicyTracker.class.getSimpleName();
private final Context mContext;
private final Handler mHandler;
private final Runnable mReevaluateRunnable;
private final Uri mUri;
private final Uri mAvoidBadWifiUri;
private final ContentResolver mResolver;
private final SettingObserver mSettingObserver;
private final BroadcastReceiver mBroadcastReceiver;
private volatile boolean mAvoidBadWifi = true;
public AvoidBadWifiTracker(Context ctx, Handler handler) {
public MultinetworkPolicyTracker(Context ctx, Handler handler) {
this(ctx, handler, null);
}
public AvoidBadWifiTracker(Context ctx, Handler handler, Runnable cb) {
public MultinetworkPolicyTracker(Context ctx, Handler handler, Runnable avoidBadWifiCallback) {
mContext = ctx;
mHandler = handler;
mReevaluateRunnable = () -> { if (update() && cb != null) cb.run(); };
mUri = Settings.Global.getUriFor(NETWORK_AVOID_BAD_WIFI);
mReevaluateRunnable = () -> {
if (updateAvoidBadWifi() && avoidBadWifiCallback != null) avoidBadWifiCallback.run();
};
mAvoidBadWifiUri = Settings.Global.getUriFor(NETWORK_AVOID_BAD_WIFI);
mResolver = mContext.getContentResolver();
mSettingObserver = new SettingObserver();
mBroadcastReceiver = new BroadcastReceiver() {
@@ -82,11 +84,11 @@ public class AvoidBadWifiTracker {
}
};
update();
updateAvoidBadWifi();
}
public void start() {
mResolver.registerContentObserver(mUri, false, mSettingObserver);
mResolver.registerContentObserver(mAvoidBadWifiUri, false, mSettingObserver);
final IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
@@ -102,7 +104,7 @@ public class AvoidBadWifiTracker {
mContext.unregisterReceiver(mBroadcastReceiver);
}
public boolean currentValue() {
public boolean getAvoidBadWifi() {
return mAvoidBadWifi;
}
@@ -117,10 +119,10 @@ public class AvoidBadWifiTracker {
* Whether we should display a notification when wifi becomes unvalidated.
*/
public boolean shouldNotifyWifiUnvalidated() {
return configRestrictsAvoidBadWifi() && getSettingsValue() == null;
return configRestrictsAvoidBadWifi() && getAvoidBadWifiSetting() == null;
}
public String getSettingsValue() {
public String getAvoidBadWifiSetting() {
return Settings.Global.getString(mResolver, NETWORK_AVOID_BAD_WIFI);
}
@@ -129,8 +131,8 @@ public class AvoidBadWifiTracker {
mHandler.post(mReevaluateRunnable);
}
public boolean update() {
final boolean settingAvoidBadWifi = "1".equals(getSettingsValue());
public boolean updateAvoidBadWifi() {
final boolean settingAvoidBadWifi = "1".equals(getAvoidBadWifiSetting());
final boolean prev = mAvoidBadWifi;
mAvoidBadWifi = settingAvoidBadWifi || !configRestrictsAvoidBadWifi();
return mAvoidBadWifi != prev;
@@ -148,7 +150,7 @@ public class AvoidBadWifiTracker {
@Override
public void onChange(boolean selfChange, Uri uri) {
if (!mUri.equals(uri)) return;
if (!mAvoidBadWifiUri.equals(uri)) return;
reevaluate();
}
}

20
tests/net/java/com/android/server/ConnectivityServiceTest.java
View File

@@ -53,7 +53,7 @@ import android.net.NetworkMisc;
import android.net.NetworkRequest;
import android.net.RouteInfo;
import android.net.metrics.IpConnectivityLog;
import android.net.util.AvoidBadWifiTracker;
import android.net.util.MultinetworkPolicyTracker;
import android.os.ConditionVariable;
import android.os.Handler;
import android.os.HandlerThread;
@@ -593,10 +593,10 @@ public class ConnectivityServiceTest extends AndroidTestCase {
}
}
private class WrappedAvoidBadWifiTracker extends AvoidBadWifiTracker {
private class WrappedMultinetworkPolicyTracker extends MultinetworkPolicyTracker {
public volatile boolean configRestrictsAvoidBadWifi;
public WrappedAvoidBadWifiTracker(Context c, Handler h, Runnable r) {
public WrappedMultinetworkPolicyTracker(Context c, Handler h, Runnable r) {
super(c, h, r);
}
@@ -607,7 +607,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
}
private class WrappedConnectivityService extends ConnectivityService {
public WrappedAvoidBadWifiTracker wrappedAvoidBadWifiTracker;
public WrappedMultinetworkPolicyTracker wrappedMultinetworkPolicyTracker;
private WrappedNetworkMonitor mLastCreatedNetworkMonitor;
public WrappedConnectivityService(Context context, INetworkManagementService netManager,
@@ -654,14 +654,14 @@ public class ConnectivityServiceTest extends AndroidTestCase {
}
@Override
public AvoidBadWifiTracker createAvoidBadWifiTracker(
public MultinetworkPolicyTracker createMultinetworkPolicyTracker(
Context c, Handler h, Runnable r) {
final WrappedAvoidBadWifiTracker tracker = new WrappedAvoidBadWifiTracker(c, h, r);
final WrappedMultinetworkPolicyTracker tracker = new WrappedMultinetworkPolicyTracker(c, h, r);
return tracker;
}
public WrappedAvoidBadWifiTracker getAvoidBadWifiTracker() {
return (WrappedAvoidBadWifiTracker) mAvoidBadWifiTracker;
public WrappedMultinetworkPolicyTracker getMultinetworkPolicyTracker() {
return (WrappedMultinetworkPolicyTracker) mMultinetworkPolicyTracker;
}
@Override
@@ -2140,7 +2140,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
@SmallTest
public void testAvoidBadWifiSetting() throws Exception {
final ContentResolver cr = mServiceContext.getContentResolver();
final WrappedAvoidBadWifiTracker tracker = mService.getAvoidBadWifiTracker();
final WrappedMultinetworkPolicyTracker tracker = mService.getMultinetworkPolicyTracker();
final String settingName = Settings.Global.NETWORK_AVOID_BAD_WIFI;
tracker.configRestrictsAvoidBadWifi = false;
@@ -2178,7 +2178,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
@SmallTest
public void testAvoidBadWifi() throws Exception {
final ContentResolver cr = mServiceContext.getContentResolver();
final WrappedAvoidBadWifiTracker tracker = mService.getAvoidBadWifiTracker();
final WrappedMultinetworkPolicyTracker tracker = mService.getMultinetworkPolicyTracker();
// Pretend we're on a carrier that restricts switching away from bad wifi.
tracker.configRestrictsAvoidBadWifi = true;