Network data activity change intent for network interfaces.

The activity notification is received from netd, an intent
DATA_ACTIVITY_CHANGE is then raised for other part of the system to
consume.

Change-Id: Idfcc4763c51c5b314c57f546c12557082f06bebf
This commit is contained in:
Haoyu Bai
2012-06-20 14:29:57 -07:00
parent e0bdc06669
commit b5da575fc7
2 changed files with 51 additions and 0 deletions

View File

@@ -17,6 +17,7 @@
package com.android.server;
import static android.Manifest.permission.MANAGE_NETWORK_POLICY;
import static android.Manifest.permission.RECEIVE_DATA_ACTIVITY_CHANGE;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION_IMMEDIATE;
import static android.net.ConnectivityManager.isNetworkTypeValid;
@@ -35,6 +36,7 @@ import android.net.ConnectivityManager;
import android.net.DummyDataStateTracker;
import android.net.EthernetDataTracker;
import android.net.IConnectivityManager;
import android.net.INetworkManagementEventObserver;
import android.net.INetworkPolicyListener;
import android.net.INetworkPolicyManager;
import android.net.INetworkStatsService;
@@ -546,6 +548,13 @@ public class ConnectivityService extends IConnectivityManager.Stub {
mSettingsObserver = new SettingsObserver(mHandler, EVENT_APPLY_GLOBAL_HTTP_PROXY);
mSettingsObserver.observe(mContext);
INetworkManagementEventObserver netdObserver = new NetdObserver();
try {
mNetd.registerObserver(netdObserver);
} catch (RemoteException e) {
loge("Error registering observer :" + e);
}
loadGlobalProxy();
}
private NetworkStateTracker makeWimaxStateTracker() {
@@ -923,6 +932,19 @@ private NetworkStateTracker makeWimaxStateTracker() {
return tracker != null && tracker.setRadio(turnOn);
}
private class NetdObserver extends INetworkManagementEventObserver.Stub {
public void interfaceClassDataActivityChanged(String label, boolean active) {
int deviceType = Integer.parseInt(label);
sendDataActivityBroadcast(deviceType, active);
}
public void interfaceStatusChanged(String iface, boolean up) {}
public void interfaceLinkStateChanged(String iface, boolean up) {}
public void interfaceAdded(String iface) {}
public void interfaceRemoved(String iface) {}
public void limitReached(String limitName, String iface) {}
}
/**
* Used to notice when the calling process dies so we can self-expire
*
@@ -1759,6 +1781,13 @@ private NetworkStateTracker makeWimaxStateTracker() {
sendStickyBroadcastDelayed(makeGeneralIntent(info, bcastType), delayMs);
}
private void sendDataActivityBroadcast(int deviceType, boolean active) {
Intent intent = new Intent(ConnectivityManager.ACTION_DATA_ACTIVITY_CHANGE);
intent.putExtra(ConnectivityManager.EXTRA_DEVICE_TYPE, deviceType);
intent.putExtra(ConnectivityManager.EXTRA_IS_ACTIVE, active);
mContext.sendOrderedBroadcast(intent, RECEIVE_DATA_ACTIVITY_CHANGE);
}
/**
* Called when an attempt to fail over to another network has failed.
* @param info the {@link NetworkInfo} for the failed network