Remove polling of TetheringManager in ConnectivityManager.
Test: manual
Bug: 144742179
Change-Id: I196b320788be96c120f771d2fcdf032a73e26b5f
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index 6ca5ff7..3751c95 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -53,7 +53,6 @@
import android.os.ResultReceiver;
import android.os.ServiceManager;
import android.os.ServiceSpecificException;
-import android.os.SystemClock;
import android.provider.Settings;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
@@ -808,7 +807,7 @@
private INetworkManagementService mNMService;
private INetworkPolicyManager mNPManager;
- private TetheringManager mTetheringManager;
+ private final TetheringManager mTetheringManager;
/**
* Tests if a given integer represents a valid network type.
@@ -2275,6 +2274,7 @@
public ConnectivityManager(Context context, IConnectivityManager service) {
mContext = Preconditions.checkNotNull(context, "missing context");
mService = Preconditions.checkNotNull(service, "missing IConnectivityManager");
+ mTetheringManager = (TetheringManager) mContext.getSystemService(Context.TETHERING_SERVICE);
sInstance = this;
}
@@ -2348,28 +2348,6 @@
return getInstanceOrNull();
}
- private static final int TETHERING_TIMEOUT_MS = 60_000;
- private final Object mTetheringLock = new Object();
-
- private TetheringManager getTetheringManager() {
- synchronized (mTetheringLock) {
- if (mTetheringManager != null) {
- return mTetheringManager;
- }
- final long before = System.currentTimeMillis();
- while ((mTetheringManager = (TetheringManager) mContext.getSystemService(
- Context.TETHERING_SERVICE)) == null) {
- if (System.currentTimeMillis() - before > TETHERING_TIMEOUT_MS) {
- Log.e(TAG, "Timeout waiting tethering service not ready yet");
- throw new IllegalStateException("No tethering service yet");
- }
- SystemClock.sleep(100);
- }
-
- return mTetheringManager;
- }
- }
-
/**
* Get the set of tetherable, available interfaces. This list is limited by
* device configuration and current interface existence.
@@ -2383,7 +2361,7 @@
@UnsupportedAppUsage
@Deprecated
public String[] getTetherableIfaces() {
- return getTetheringManager().getTetherableIfaces();
+ return mTetheringManager.getTetherableIfaces();
}
/**
@@ -2398,7 +2376,7 @@
@UnsupportedAppUsage
@Deprecated
public String[] getTetheredIfaces() {
- return getTetheringManager().getTetheredIfaces();
+ return mTetheringManager.getTetheredIfaces();
}
/**
@@ -2419,7 +2397,7 @@
@UnsupportedAppUsage
@Deprecated
public String[] getTetheringErroredIfaces() {
- return getTetheringManager().getTetheringErroredIfaces();
+ return mTetheringManager.getTetheringErroredIfaces();
}
/**
@@ -2463,7 +2441,7 @@
@UnsupportedAppUsage
@Deprecated
public int tether(String iface) {
- return getTetheringManager().tether(iface);
+ return mTetheringManager.tether(iface);
}
/**
@@ -2487,7 +2465,7 @@
@UnsupportedAppUsage
@Deprecated
public int untether(String iface) {
- return getTetheringManager().untether(iface);
+ return mTetheringManager.untether(iface);
}
/**
@@ -2513,7 +2491,7 @@
@RequiresPermission(anyOf = {android.Manifest.permission.TETHER_PRIVILEGED,
android.Manifest.permission.WRITE_SETTINGS})
public boolean isTetheringSupported() {
- return getTetheringManager().isTetheringSupported();
+ return mTetheringManager.isTetheringSupported();
}
/**
@@ -2606,7 +2584,7 @@
final TetheringRequest request = new TetheringRequest.Builder(type)
.setSilentProvisioning(!showProvisioningUi).build();
- getTetheringManager().startTethering(request, executor, tetheringCallback);
+ mTetheringManager.startTethering(request, executor, tetheringCallback);
}
/**
@@ -2625,7 +2603,7 @@
@Deprecated
@RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED)
public void stopTethering(int type) {
- getTetheringManager().stopTethering(type);
+ mTetheringManager.stopTethering(type);
}
/**
@@ -2683,7 +2661,7 @@
synchronized (mTetheringEventCallbacks) {
mTetheringEventCallbacks.put(callback, tetherCallback);
- getTetheringManager().registerTetheringEventCallback(executor, tetherCallback);
+ mTetheringManager.registerTetheringEventCallback(executor, tetherCallback);
}
}
@@ -2705,7 +2683,7 @@
synchronized (mTetheringEventCallbacks) {
final TetheringEventCallback tetherCallback =
mTetheringEventCallbacks.remove(callback);
- getTetheringManager().unregisterTetheringEventCallback(tetherCallback);
+ mTetheringManager.unregisterTetheringEventCallback(tetherCallback);
}
}
@@ -2725,7 +2703,7 @@
@UnsupportedAppUsage
@Deprecated
public String[] getTetherableUsbRegexs() {
- return getTetheringManager().getTetherableUsbRegexs();
+ return mTetheringManager.getTetherableUsbRegexs();
}
/**
@@ -2743,7 +2721,7 @@
@UnsupportedAppUsage
@Deprecated
public String[] getTetherableWifiRegexs() {
- return getTetheringManager().getTetherableWifiRegexs();
+ return mTetheringManager.getTetherableWifiRegexs();
}
/**
@@ -2762,7 +2740,7 @@
@UnsupportedAppUsage
@Deprecated
public String[] getTetherableBluetoothRegexs() {
- return getTetheringManager().getTetherableBluetoothRegexs();
+ return mTetheringManager.getTetherableBluetoothRegexs();
}
/**
@@ -2786,7 +2764,7 @@
@UnsupportedAppUsage
@Deprecated
public int setUsbTethering(boolean enable) {
- return getTetheringManager().setUsbTethering(enable);
+ return mTetheringManager.setUsbTethering(enable);
}
/**
@@ -2903,7 +2881,7 @@
@UnsupportedAppUsage
@Deprecated
public int getLastTetherError(String iface) {
- return getTetheringManager().getLastTetherError(iface);
+ return mTetheringManager.getLastTetherError(iface);
}
/** @hide */
@@ -2974,7 +2952,7 @@
}
};
- getTetheringManager().requestLatestTetheringEntitlementResult(type, wrappedListener,
+ mTetheringManager.requestLatestTetheringEntitlementResult(type, wrappedListener,
showEntitlementUi);
}
@@ -4483,7 +4461,7 @@
public void factoryReset() {
try {
mService.factoryReset();
- getTetheringManager().stopAllTethering();
+ mTetheringManager.stopAllTethering();
} catch (RemoteException e) {
throw e.rethrowFromSystemServer();
}