Merge "DO NOT MERGE - backport of l92a02b31 from master" into gingerbread (3259d885) · Commits · e / os / android_frameworks_base

services/java/com/android/server/ConnectivityService.java

+17 −44

Original line number	Diff line number	Diff line
		@@ -1037,62 +1037,35 @@ public class ConnectivityService extends IConnectivityManager.Stub {
		for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) {
		if (checkType == prevNetType) continue;
		if (mNetAttributes[checkType] == null) continue;
		if (mNetAttributes[checkType].isDefault() == false) continue;
		if (mNetAttributes[checkType].mRadio == ConnectivityManager.TYPE_MOBILE &&
		noMobileData) {
		Slog.e(TAG, "not failing over to mobile type " + checkType +
		" because Mobile Data Disabled");
		continue;
		}
		if (mNetAttributes[checkType].isDefault()) {
		/* TODO - if we have multiple nets we could use
		* we may want to put more thought into which we choose
		*/
		NetworkStateTracker tracker = mNetTrackers[checkType];
		NetworkInfo info = tracker.getNetworkInfo();
		if (!info.isConnectedOrConnecting() \|\|
		tracker.isTeardownRequested()) {
		info.setFailover(true);
		tracker.reconnect();
		}
		if (DBG) Slog.d(TAG, "Attempting to switch to " + info.getTypeName());

		// figure out if this is the highest priority network
		// so we send an appropriate return value
		if (checkType == mNetworkPreference) {
		newType = checkType;
		break;
		}
		if (mNetAttributes[checkType].mPriority > newPriority) {
		if (mNetAttributes[checkType].mPriority > newPriority &&
		newType != mNetworkPreference) {
		newType = checkType;
		newPriority = mNetAttributes[newType].mPriority;
		newPriority = mNetAttributes[checkType].mPriority;
		}
		}
		}

		if (newType != -1) {
		newNet = mNetTrackers[newType];
		/**
		* See if the other network is available to fail over to.
		* If is not available, we enable it anyway, so that it
		* will be able to connect when it does become available,
		* but we report a total loss of connectivity rather than
		* report that we are attempting to fail over.
		*/
		if (newNet.isAvailable()) {
		NetworkInfo switchTo = newNet.getNetworkInfo();
		switchTo.setFailover(true);
		if (!switchTo.isConnectedOrConnecting() \|\|
		newNet.isTeardownRequested()) {
		newNet.reconnect();
		}
		if (DBG) {
		if (switchTo.isConnected()) {
		Slog.v(TAG, "Switching to already connected " +
		switchTo.getTypeName());
		} else {
		Slog.v(TAG, "Attempting to switch to " +
		switchTo.getTypeName());
		}
		}
		} else {
		newNet.reconnect();
		newNet = null; // not officially avail.. try anyway, but
		// report no failover
		}
		} else {
		Slog.e(TAG, "Network failover failing.");
		}
		}

		return newNet;
		}