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Merge "[Settings] Enabling first stage of threading"

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This commit is contained in:
Bonian Chen
2019-12-13 14:03:31 +00:00
committed by Android (Google) Code Review
parent 6f0f1ee30e 3e747559f8
commit 3b85a17840
5 changed files with 193 additions and 106 deletions
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97
src/com/android/settings/network/ActiveSubsciptionsListener.java
View File

@@ -20,6 +20,8 @@ import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Handler;
import android.os.Looper;
import android.telephony.CarrierConfigManager;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
@@ -31,6 +33,7 @@ import androidx.annotation.VisibleForTesting;
import com.android.internal.telephony.TelephonyIntents;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
/**
* A listener for active subscription change
@@ -43,18 +46,26 @@ public abstract class ActiveSubsciptionsListener
/**
* Constructor
*
* @param context of this listener
* @param looper {@code Looper} of this listener
* @param context {@code Context} of this listener
*/
public ActiveSubsciptionsListener(Context context) {
public ActiveSubsciptionsListener(Looper looper, Context context) {
mLooper = looper;
mContext = context;
mCacheState = new AtomicInteger(STATE_NOT_LISTENING);
mMaxActiveSubscriptionInfos = new AtomicInteger(MAX_SUBSCRIPTION_UNKNOWN);
mSubscriptionChangeIntentFilter = new IntentFilter();
mSubscriptionChangeIntentFilter.addAction(
CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED);
mSubscriptionChangeIntentFilter.addAction(
TelephonyIntents.ACTION_RADIO_TECHNOLOGY_CHANGED);
}
mSubscriptionChangeReceiver = new BroadcastReceiver() {
@VisibleForTesting
BroadcastReceiver getSubscriptionChangeReceiver() {
return new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (isInitialStickyBroadcast()) {
@@ -77,18 +88,24 @@ public abstract class ActiveSubsciptionsListener
};
}
private Looper mLooper;
private Context mContext;
private boolean mIsMonitoringDataChange;
private boolean mIsCachedDataAvailable;
private static final int STATE_NOT_LISTENING = 0;
private static final int STATE_STOPPING = 1;
private static final int STATE_PREPARING = 2;
private static final int STATE_LISTENING = 3;
private static final int STATE_DATA_CACHED = 4;
private AtomicInteger mCacheState;
private SubscriptionManager mSubscriptionManager;
private IntentFilter mSubscriptionChangeIntentFilter;
private BroadcastReceiver mSubscriptionChangeReceiver;
@VisibleForTesting
BroadcastReceiver mSubscriptionChangeReceiver;
private static final int MAX_SUBSCRIPTION_UNKNOWN = -1;
private Integer mMaxActiveSubscriptionInfos;
private AtomicInteger mMaxActiveSubscriptionInfos;
private List<SubscriptionInfo> mCachedActiveSubscriptionInfo;
/**
@@ -135,16 +152,14 @@ public abstract class ActiveSubsciptionsListener
* @return max. number of active subscription info(s)
*/
public int getActiveSubscriptionInfoCountMax() {
int count = 0;
if (mMaxActiveSubscriptionInfos == null) {
count = getSubscriptionManager().getActiveSubscriptionInfoCountMax();
if (mIsMonitoringDataChange) {
mMaxActiveSubscriptionInfos = count;
}
} else {
count = mMaxActiveSubscriptionInfos.intValue();
int cacheState = mCacheState.get();
if (cacheState < STATE_LISTENING) {
return getSubscriptionManager().getActiveSubscriptionInfoCountMax();
}
return count;
mMaxActiveSubscriptionInfos.compareAndSet(MAX_SUBSCRIPTION_UNKNOWN,
getSubscriptionManager().getActiveSubscriptionInfoCountMax());
return mMaxActiveSubscriptionInfos.get();
}
/**
@@ -153,11 +168,11 @@ public abstract class ActiveSubsciptionsListener
* @return A list of active subscription info
*/
public List<SubscriptionInfo> getActiveSubscriptionsInfo() {
if (mIsCachedDataAvailable) {
if (mCacheState.get() >= STATE_DATA_CACHED) {
return mCachedActiveSubscriptionInfo;
}
mIsCachedDataAvailable = mIsMonitoringDataChange;
mCachedActiveSubscriptionInfo = getSubscriptionManager().getActiveSubscriptionInfoList();
mCacheState.compareAndSet(STATE_LISTENING, STATE_DATA_CACHED);
if ((mCachedActiveSubscriptionInfo == null)
|| (mCachedActiveSubscriptionInfo.size() <= 0)) {
@@ -208,7 +223,7 @@ public abstract class ActiveSubsciptionsListener
* @return A subscription info which is accessible list
*/
public SubscriptionInfo getAccessibleSubscriptionInfo(int subId) {
if (mIsCachedDataAvailable) {
if (mCacheState.get() >= STATE_DATA_CACHED) {
final SubscriptionInfo activeSubInfo = getActiveSubscriptionInfo(subId);
if (activeSubInfo != null) {
return activeSubInfo;
@@ -231,37 +246,49 @@ public abstract class ActiveSubsciptionsListener
* Clear data cached within listener
*/
public void clearCache() {
mIsCachedDataAvailable = false;
mMaxActiveSubscriptionInfos = null;
mMaxActiveSubscriptionInfos.set(MAX_SUBSCRIPTION_UNKNOWN);
mCacheState.compareAndSet(STATE_DATA_CACHED, STATE_LISTENING);
mCachedActiveSubscriptionInfo = null;
}
private void monitorSubscriptionsChange(boolean on) {
if (mIsMonitoringDataChange == on) {
if (on) {
if (!mCacheState.compareAndSet(STATE_NOT_LISTENING, STATE_PREPARING)) {
return;
}
if (mSubscriptionChangeReceiver == null) {
mSubscriptionChangeReceiver = getSubscriptionChangeReceiver();
}
mContext.registerReceiver(mSubscriptionChangeReceiver,
mSubscriptionChangeIntentFilter, null, new Handler(mLooper));
getSubscriptionManager().addOnSubscriptionsChangedListener(this);
mCacheState.compareAndSet(STATE_PREPARING, STATE_LISTENING);
return;
}
mIsMonitoringDataChange = on;
if (on) {
mContext.registerReceiver(mSubscriptionChangeReceiver,
mSubscriptionChangeIntentFilter);
getSubscriptionManager().addOnSubscriptionsChangedListener(this);
listenerNotify();
} else {
mContext.unregisterReceiver(mSubscriptionChangeReceiver);
getSubscriptionManager().removeOnSubscriptionsChangedListener(this);
clearCache();
final int currentState = mCacheState.getAndSet(STATE_STOPPING);
if (currentState <= STATE_STOPPING) {
mCacheState.compareAndSet(STATE_STOPPING, currentState);
return;
}
if (mSubscriptionChangeReceiver != null) {
mContext.unregisterReceiver(mSubscriptionChangeReceiver);
}
getSubscriptionManager().removeOnSubscriptionsChangedListener(this);
clearCache();
mCacheState.compareAndSet(STATE_STOPPING, STATE_NOT_LISTENING);
}
private void listenerNotify() {
if (!mIsMonitoringDataChange) {
if (mCacheState.get() < STATE_LISTENING) {
return;
}
onChanged();
}
private boolean clearCachedSubId(int subId) {
if (!mIsCachedDataAvailable) {
if (mCacheState.get() < STATE_DATA_CACHED) {
return false;
}
if (mCachedActiveSubscriptionInfo == null) {

35
src/com/android/settings/network/GlobalSettingsChangeListener.java
View File

@@ -24,12 +24,15 @@ import android.content.Context;
import android.database.ContentObserver;
import android.net.Uri;
import android.os.Handler;
import android.os.Looper;
import android.provider.Settings;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.LifecycleObserver;
import androidx.lifecycle.OnLifecycleEvent;
import java.util.concurrent.atomic.AtomicBoolean;
/**
* A listener for Settings.Global configuration change, with support of Lifecycle
*/
@@ -39,19 +42,33 @@ public abstract class GlobalSettingsChangeListener extends ContentObserver
/**
* Constructor
*
* @param context of this listener
* @param context {@code Context} of this listener
* @param field field of Global Settings
*/
public GlobalSettingsChangeListener(Context context, String field) {
super(new Handler());
this(Looper.getMainLooper(), context, field);
}
/**
* Constructor
*
* @param looper {@code Looper} for processing callback
* @param context {@code Context} of this listener
* @param field field of Global Settings
*/
public GlobalSettingsChangeListener(Looper looper, Context context, String field) {
super(new Handler(looper));
mContext = context;
mField = field;
mUri = Settings.Global.getUriFor(field);
mListening = new AtomicBoolean(false);
monitorUri(true);
}
private Context mContext;
private String mField;
private Uri mUri;
private AtomicBoolean mListening;
private Lifecycle mLifecycle;
/**
@@ -75,7 +92,7 @@ public abstract class GlobalSettingsChangeListener extends ContentObserver
}
public void onChange(boolean selfChange) {
if (!isMonitoring()) {
if (!mListening.get()) {
return;
}
onChanged(mField);
@@ -104,20 +121,16 @@ public abstract class GlobalSettingsChangeListener extends ContentObserver
notifyChangeBasedOn(null);
}
private boolean isMonitoring() {
return (mUri != null);
}
private void monitorUri(boolean on) {
if (isMonitoring() == on) {
if (!mListening.compareAndSet(!on, on)) {
return;
}
if (mUri == null) {
mUri = Settings.Global.getUriFor(mField);
if (on) {
mContext.getContentResolver().registerContentObserver(mUri, false, this);
return;
}
mUri = null;
mContext.getContentResolver().unregisterContentObserver(this);
}
}

12
src/com/android/settings/network/ProxySubscriptionManager.java
View File

@@ -21,6 +21,7 @@ import static androidx.lifecycle.Lifecycle.Event.ON_START;
import static androidx.lifecycle.Lifecycle.Event.ON_STOP;
import android.content.Context;
import android.os.Looper;
import android.provider.Settings;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
@@ -71,18 +72,18 @@ public class ProxySubscriptionManager implements LifecycleObserver {
private static ProxySubscriptionManager sSingleton;
private ProxySubscriptionManager(Context context) {
mContext = context;
final Looper looper = Looper.getMainLooper();
mActiveSubscriptionsListeners =
new ArrayList<OnActiveSubscriptionChangedListener>();
mSubsciptionsMonitor = new ActiveSubsciptionsListener(context) {
mSubsciptionsMonitor = new ActiveSubsciptionsListener(looper, context) {
public void onChanged() {
notifyAllListeners();
}
};
mAirplaneModeMonitor = new GlobalSettingsChangeListener(context,
Settings.Global.AIRPLANE_MODE_ON) {
mAirplaneModeMonitor = new GlobalSettingsChangeListener(looper,
context, Settings.Global.AIRPLANE_MODE_ON) {
public void onChanged(String field) {
mSubsciptionsMonitor.clearCache();
notifyAllListeners();
@@ -93,7 +94,6 @@ public class ProxySubscriptionManager implements LifecycleObserver {
}
private Lifecycle mLifecycle;
private Context mContext;
private ActiveSubsciptionsListener mSubsciptionsMonitor;
private GlobalSettingsChangeListener mAirplaneModeMonitor;
@@ -140,7 +140,7 @@ public class ProxySubscriptionManager implements LifecycleObserver {
@OnLifecycleEvent(ON_DESTROY)
void onDestroy() {
mSubsciptionsMonitor.stop();
mAirplaneModeMonitor.close();
if (mLifecycle != null) {
mLifecycle.removeObserver(this);

151
tests/robotests/src/com/android/settings/network/ActiveSubsciptionsListenerTest.java
View File

@@ -16,111 +16,157 @@
package com.android.settings.network;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.robolectric.Shadows.shadowOf;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Looper;
import android.telephony.CarrierConfigManager;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import com.android.internal.telephony.TelephonyIntents;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.shadow.api.Shadow;
import org.robolectric.shadows.ShadowBroadcastReceiver;
import org.robolectric.shadows.ShadowContextImpl;
import org.robolectric.shadows.ShadowSubscriptionManager;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
@RunWith(RobolectricTestRunner.class)
@RunWith(AndroidJUnit4.class)
public class ActiveSubsciptionsListenerTest {
private static final int SUB_ID1 = 3;
private static final int SUB_ID2 = 7;
@Mock
private SubscriptionManager mSubscriptionManager;
@Mock
private SubscriptionInfo mSubscriptionInfo1;
@Mock
private SubscriptionInfo mSubscriptionInfo2;
private static final Intent INTENT_RADIO_TECHNOLOGY_CHANGED =
new Intent(TelephonyIntents.ACTION_RADIO_TECHNOLOGY_CHANGED);
private static final Intent INTENT_MULTI_SIM_CONFIG_CHANGED =
new Intent(TelephonyManager.ACTION_MULTI_SIM_CONFIG_CHANGED);
private static final Intent INTENT_CARRIER_CONFIG_CHANGED =
new Intent(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED);
private Context mContext;
private ActiveSubsciptionsListener mListener;
private ShadowContextImpl mShadowContextImpl;
private SubscriptionManager mSubscriptionManager;
private ShadowSubscriptionManager mShadowSubscriptionManager;
private List<SubscriptionInfo> mActiveSubscriptions;
private BroadcastReceiver mSubscriptionChangeReceiver;
private ActiveSubsciptionsListenerImpl mListener;
private BroadcastReceiver mReceiver;
private ShadowBroadcastReceiver mShadowReceiver;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
mContext = spy(RuntimeEnvironment.application);
when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mSubscriptionManager);
mContext = RuntimeEnvironment.application.getBaseContext();
mShadowContextImpl = Shadow.extract(mContext);
mSubscriptionManager = spy(mContext.getSystemService(SubscriptionManager.class));
mShadowSubscriptionManager = shadowOf(mSubscriptionManager);
mActiveSubscriptions = new ArrayList<SubscriptionInfo>();
mActiveSubscriptions.add(ShadowSubscriptionManager.SubscriptionInfoBuilder
.newBuilder().setId(SUB_ID1).buildSubscriptionInfo());
mActiveSubscriptions.add(ShadowSubscriptionManager.SubscriptionInfoBuilder
.newBuilder().setId(SUB_ID2).buildSubscriptionInfo());
mShadowSubscriptionManager.setActiveSubscriptionInfoList(mActiveSubscriptions);
mListener = spy(new ActiveSubsciptionsListenerImpl(Looper.getMainLooper(), mContext));
doReturn(mSubscriptionManager).when(mListener).getSubscriptionManager();
mReceiver = mListener.getSubscriptionChangeReceiver();
mShadowReceiver = shadowOf(mReceiver);
doReturn(mReceiver).when(mListener).getSubscriptionChangeReceiver();
}
@After
public void cleanUp() {
mListener.stop();
}
private class ActiveSubsciptionsListenerImpl extends ActiveSubsciptionsListener {
private ActiveSubsciptionsListenerImpl(Looper looper, Context context) {
super(looper, context);
}
public void onChanged() {}
}
private void sendIntentToReceiver(Intent intent) {
mShadowReceiver.onReceive(mContext, intent, new AtomicBoolean(false));
}
@Test
public void constructor_noListeningWasSetup() {
mListener = spy(new ActiveSubsciptionsListener(mContext) {
public void onChanged() {}
});
verify(mSubscriptionManager, never()).addOnSubscriptionsChangedListener(any());
verify(mContext, never()).registerReceiver(any(), any());
verify(mListener, never()).onChanged();
}
@Test
public void start_onChangedShouldAlwaysBeCalled() {
mListener = spy(new ActiveSubsciptionsListener(mContext) {
public void onChanged() {}
});
mSubscriptionChangeReceiver = spy(mListener.mSubscriptionChangeReceiver);
when(mSubscriptionChangeReceiver.isInitialStickyBroadcast()).thenReturn(false);
mActiveSubscriptions.add(mSubscriptionInfo1);
mActiveSubscriptions.add(mSubscriptionInfo2);
when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(mActiveSubscriptions);
final Intent intentSubscription =
new Intent(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED);
final Intent intentRadioTech =
new Intent(TelephonyIntents.ACTION_RADIO_TECHNOLOGY_CHANGED);
mSubscriptionChangeReceiver.onReceive(mContext, intentSubscription);
mSubscriptionChangeReceiver.onReceive(mContext, intentRadioTech);
public void start_configChangedIntent_onChangedShouldBeCalled() {
sendIntentToReceiver(INTENT_RADIO_TECHNOLOGY_CHANGED);
sendIntentToReceiver(INTENT_MULTI_SIM_CONFIG_CHANGED);
verify(mListener, never()).onChanged();
mListener.start();
mSubscriptionChangeReceiver.onReceive(mContext, intentSubscription);
verify(mListener, atLeastOnce()).onChanged();
sendIntentToReceiver(INTENT_RADIO_TECHNOLOGY_CHANGED);
verify(mListener, times(1)).onChanged();
mSubscriptionChangeReceiver.onReceive(mContext, intentRadioTech);
sendIntentToReceiver(INTENT_MULTI_SIM_CONFIG_CHANGED);
verify(mListener, times(2)).onChanged();
mListener.stop();
sendIntentToReceiver(INTENT_RADIO_TECHNOLOGY_CHANGED);
sendIntentToReceiver(INTENT_MULTI_SIM_CONFIG_CHANGED);
verify(mListener, times(2)).onChanged();
}
@Test
public void start_carrierConfigChangedIntent_onChangedWhenSubIdBeenCached() {
sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
verify(mListener, never()).onChanged();
mListener.start();
mListener.getActiveSubscriptionsInfo();
sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
verify(mListener, never()).onChanged();
INTENT_CARRIER_CONFIG_CHANGED.putExtra(CarrierConfigManager.EXTRA_SUBSCRIPTION_INDEX,
SUB_ID2);
sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
verify(mListener, times(1)).onChanged();
mListener.stop();
mContext.sendStickyBroadcast(intentSubscription);
mContext.sendStickyBroadcast(intentRadioTech);
sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
verify(mListener, times(1)).onChanged();
}
@Test
public void start_alwaysFetchAndCacheResult() {
mListener = spy(new ActiveSubsciptionsListener(mContext) {
public void onChanged() {}
});
mActiveSubscriptions.add(mSubscriptionInfo1);
mActiveSubscriptions.add(mSubscriptionInfo2);
mListener.start();
List<SubscriptionInfo> subInfoList = null;
@@ -130,8 +176,7 @@ public class ActiveSubsciptionsListenerTest {
if (mActiveSubscriptions.size() > numberOfSubInfo) {
mActiveSubscriptions.remove(numberOfSubInfo);
}
when(mSubscriptionManager.getActiveSubscriptionInfoList())
.thenReturn(mActiveSubscriptions);
mShadowSubscriptionManager.setActiveSubscriptionInfoList(mActiveSubscriptions);
// fetch twice and test if they generated access to SubscriptionManager only once
subInfoList = mListener.getActiveSubscriptionsInfo();
@@ -143,7 +188,7 @@ public class ActiveSubsciptionsListenerTest {
mListener.clearCache();
}
when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(null);
mShadowSubscriptionManager.setActiveSubscriptionInfoList(null);
// fetch twice and test if they generated access to SubscriptionManager only once
subInfoList = mListener.getActiveSubscriptionsInfo();

4
tests/robotests/src/com/android/settings/network/GlobalSettingsChangeListenerTest.java
View File

@@ -22,6 +22,7 @@ import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import android.content.Context;
import android.os.Looper;
import android.provider.Settings;
import androidx.lifecycle.Lifecycle;
@@ -49,7 +50,8 @@ public class GlobalSettingsChangeListenerTest {
public void setUp() {
MockitoAnnotations.initMocks(this);
mContext = spy(RuntimeEnvironment.application);
mListener = spy(new GlobalSettingsChangeListener(mContext, SETTINGS_FIELD) {
mListener = spy(new GlobalSettingsChangeListener(Looper.getMainLooper(),
mContext, SETTINGS_FIELD) {
public void onChanged(String field) {}
});