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am ba56dfce: DO NOT MERGE Tethering: Delay 1000ms before processing USB disconnect events

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Merge commit 'ba56dfce7c751081f2289aa33533dcf4822dc12b' into gingerbread-plus-aosp

* commit 'ba56dfce7c751081f2289aa33533dcf4822dc12b':
  DO NOT MERGE Tethering: Delay 1000ms before processing USB disconnect events
This commit is contained in:
Mike Lockwood
2010-09-19 11:10:57 -07:00
committed by Android Git Automerger
parent 99f0f3676f ba56dfce7c
commit b5994789af
1 changed files with 24 additions and 2 deletions
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26
services/java/com/android/server/connectivity/Tethering.java
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@@ -35,6 +35,7 @@ import android.net.NetworkInfo;
import android.net.NetworkUtils;
import android.os.Binder;
import android.os.Environment;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.IBinder;
import android.os.INetworkManagementService;
@@ -110,6 +111,14 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
private boolean mUsbMassStorageOff; // track the status of USB Mass Storage
private boolean mUsbConnected; // track the status of USB connection
// mUsbHandler message
static final int USB_STATE_CHANGE = 1;
static final int USB_DISCONNECTED = 0;
static final int USB_CONNECTED = 1;
// Time to delay before processing USB disconnect events
static final long USB_DISCONNECT_DELAY = 1000;
public Tethering(Context context, Looper looper) {
Log.d(TAG, "Tethering starting");
mContext = context;
@@ -421,12 +430,25 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
}
}
private Handler mUsbHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
mUsbConnected = (msg.arg1 == USB_CONNECTED);
updateUsbStatus();
}
};
private class StateReceiver extends BroadcastReceiver {
public void onReceive(Context content, Intent intent) {
String action = intent.getAction();
if (action.equals(Usb.ACTION_USB_STATE)) {
mUsbConnected = intent.getExtras().getBoolean(Usb.USB_CONNECTED);
updateUsbStatus();
// process connect events immediately, but delay handling disconnects
// to debounce USB configuration changes
boolean connected = intent.getExtras().getBoolean(Usb.USB_CONNECTED);
Message msg = Message.obtain(mUsbHandler, USB_STATE_CHANGE,
(connected ? USB_CONNECTED : USB_DISCONNECTED), 0);
mUsbHandler.removeMessages(USB_STATE_CHANGE);
mUsbHandler.sendMessageDelayed(msg, connected ? 0 : USB_DISCONNECT_DELAY);
} else if (action.equals(Intent.ACTION_MEDIA_SHARED)) {
mUsbMassStorageOff = false;
updateUsbStatus();