Add a Dummy data connection for testing purposes. (da3d5e65) · Commits · e / os / android_frameworks_base

core/java/android/net/ConnectivityManager.java

+4 −1

Original line number	Diff line number	Diff line
		@@ -212,10 +212,13 @@ public class ConnectivityManager
		* default connections.
		*/
		public static final int TYPE_WIMAX = 6;

		/** {@hide} */
		public static final int TYPE_DUMMY = 7;
		/** {@hide} TODO: Need to adjust this for WiMAX. */
		public static final int MAX_RADIO_TYPE = TYPE_WIFI;
		/** {@hide} TODO: Need to adjust this for WiMAX. */
		public static final int MAX_NETWORK_TYPE = TYPE_MOBILE_HIPRI;
		public static final int MAX_NETWORK_TYPE = TYPE_DUMMY;

		public static final int DEFAULT_NETWORK_PREFERENCE = TYPE_WIFI;

core/java/android/net/DummyDataStateTracker.java

0 → 100644

+219 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2010 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.net;

		import android.content.Context;
		import android.os.Handler;
		import android.os.Message;
		import android.net.NetworkInfo.DetailedState;
		import android.net.NetworkInfo;
		import android.net.LinkProperties;
		import android.util.Slog;

		/**
		* A dummy data state tracker for use when we don't have a real radio
		* connection. useful when bringing up a board or when you have network
		* access through other means.
		*
		* {@hide}
		*/
		public class DummyDataStateTracker implements NetworkStateTracker {

		private static final String TAG = "DummyDataStateTracker";
		private static final boolean DBG = true;
		private static final boolean VDBG = false;

		private NetworkInfo mNetworkInfo;
		private boolean mTeardownRequested = false;
		private Handler mTarget;
		private Context mContext;
		private LinkProperties mLinkProperties;
		private LinkCapabilities mLinkCapabilities;
		private boolean mPrivateDnsRouteSet = false;
		private boolean mDefaultRouteSet = false;

		// DEFAULT and HIPRI are the same connection. If we're one of these we need to check if
		// the other is also disconnected before we reset sockets
		private boolean mIsDefaultOrHipri = false;

		/**
		* Create a new DummyDataStateTracker
		* @param netType the ConnectivityManager network type
		* @param tag the name of this network
		*/
		public DummyDataStateTracker(int netType, String tag) {
		mNetworkInfo = new NetworkInfo(netType);
		}

		/**
		* Begin monitoring data connectivity.
		*
		* @param context is the current Android context
		* @param target is the Handler to which to return the events.
		*/
		public void startMonitoring(Context context, Handler target) {
		mTarget = target;
		mContext = context;
		}

		/**
		* Return the IP addresses of the DNS servers available for the mobile data
		* network interface.
		* @return a list of DNS addresses, with no holes.
		*/
		public String[] getDnsPropNames() {
		return new String[0];
		}

		public boolean isPrivateDnsRouteSet() {
		return mPrivateDnsRouteSet;
		}

		public void privateDnsRouteSet(boolean enabled) {
		mPrivateDnsRouteSet = enabled;
		}

		public NetworkInfo getNetworkInfo() {
		return mNetworkInfo;
		}

		public int getDefaultGatewayAddr() {
		return 0;
		}

		public boolean isDefaultRouteSet() {
		return mDefaultRouteSet;
		}

		public void defaultRouteSet(boolean enabled) {
		mDefaultRouteSet = enabled;
		}

		/**
		* This is not implemented.
		*/
		public void releaseWakeLock() {
		}

		/**
		* Report whether data connectivity is possible.
		*/
		public boolean isAvailable() {
		return true;
		}

		/**
		* Return the system properties name associated with the tcp buffer sizes
		* for this network.
		*/
		public String getTcpBufferSizesPropName() {
		return "net.tcp.buffersize.unknown";
		}

		/**
		* Tear down mobile data connectivity, i.e., disable the ability to create
		* mobile data connections.
		* TODO - make async and return nothing?
		*/
		public boolean teardown() {
		setDetailedState(NetworkInfo.DetailedState.DISCONNECTING, "disabled", null);
		setDetailedState(NetworkInfo.DetailedState.DISCONNECTED, "disabled", null);
		return true;
		}

		/**
		* Record the detailed state of a network, and if it is a
		* change from the previous state, send a notification to
		* any listeners.
		* @param state the new @{code DetailedState}
		* @param reason a {@code String} indicating a reason for the state change,
		* if one was supplied. May be {@code null}.
		* @param extraInfo optional {@code String} providing extra information about the state change
		*/
		private void setDetailedState(NetworkInfo.DetailedState state, String reason,
		String extraInfo) {
		if (DBG) log("setDetailed state, old ="
		+ mNetworkInfo.getDetailedState() + " and new state=" + state);
		mNetworkInfo.setDetailedState(state, reason, extraInfo);
		Message msg = mTarget.obtainMessage(EVENT_STATE_CHANGED, mNetworkInfo);
		msg.sendToTarget();
		}

		public void setTeardownRequested(boolean isRequested) {
		mTeardownRequested = isRequested;
		}

		public boolean isTeardownRequested() {
		return mTeardownRequested;
		}

		/**
		* Re-enable mobile data connectivity after a {@link #teardown()}.
		* TODO - make async and always get a notification?
		*/
		public boolean reconnect() {
		setDetailedState(NetworkInfo.DetailedState.CONNECTING, "enabled", null);
		setDetailedState(NetworkInfo.DetailedState.CONNECTED, "enabled", null);
		setTeardownRequested(false);
		return true;
		}

		/**
		* Turn on or off the mobile radio. No connectivity will be possible while the
		* radio is off. The operation is a no-op if the radio is already in the desired state.
		* @param turnOn {@code true} if the radio should be turned on, {@code false} if
		*/
		public boolean setRadio(boolean turnOn) {
		return true;
		}

		public int startUsingNetworkFeature(String feature, int callingPid, int callingUid) {
		return -1;
		}

		public int stopUsingNetworkFeature(String feature, int callingPid, int callingUid) {
		return -1;
		}

		@Override
		public String toString() {
		StringBuffer sb = new StringBuffer("Dummy data state: none, dummy!");
		return sb.toString();
		}

		/**
		* @see android.net.NetworkStateTracker#getLinkProperties()
		*/
		public LinkProperties getLinkProperties() {
		return new LinkProperties(mLinkProperties);
		}

		/**
		* @see android.net.NetworkStateTracker#getLinkCapabilities()
		*/
		public LinkCapabilities getLinkCapabilities() {
		return new LinkCapabilities(mLinkCapabilities);
		}

		static private void log(String s) {
		Slog.d(TAG, s);
		}

		static private void loge(String s) {
		Slog.e(TAG, s);
		}
		}

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

+6 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import android.content.Intent;
		import android.content.pm.PackageManager;
		import android.database.ContentObserver;
		import android.net.ConnectivityManager;
		import android.net.DummyDataStateTracker;
		import android.net.IConnectivityManager;
		import android.net.MobileDataStateTracker;
		import android.net.NetworkInfo;
		@@ -411,6 +412,11 @@ public class ConnectivityService extends IConnectivityManager.Stub {
		mNetTrackers[netType].teardown();
		}
		break;
		case ConnectivityManager.TYPE_DUMMY:
		mNetTrackers[netType] = new DummyDataStateTracker(netType,
		mNetAttributes[netType].mName);
		mNetTrackers[netType].startMonitoring(context, mHandler);
		break;
		default:
		loge("Trying to create a DataStateTracker for an unknown radio type " +
		mNetAttributes[netType].mRadio);