Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.net; |
| 18 | |
| 19 | import android.content.Context; |
| 20 | import android.os.Handler; |
| 21 | import android.os.Message; |
Robert Greenwalt | 665e1ae | 2012-08-21 19:27:00 -0700 | [diff] [blame] | 22 | import android.os.Messenger; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 23 | import android.util.Slog; |
| 24 | |
| 25 | /** |
| 26 | * A dummy data state tracker for use when we don't have a real radio |
| 27 | * connection. useful when bringing up a board or when you have network |
| 28 | * access through other means. |
| 29 | * |
| 30 | * {@hide} |
| 31 | */ |
Vinit Deshapnde | 1f12cb5 | 2013-08-21 13:09:01 -0700 | [diff] [blame] | 32 | public class DummyDataStateTracker extends BaseNetworkStateTracker { |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 33 | |
| 34 | private static final String TAG = "DummyDataStateTracker"; |
| 35 | private static final boolean DBG = true; |
| 36 | private static final boolean VDBG = false; |
| 37 | |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 38 | private boolean mTeardownRequested = false; |
| 39 | private Handler mTarget; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 40 | private boolean mPrivateDnsRouteSet = false; |
| 41 | private boolean mDefaultRouteSet = false; |
| 42 | |
| 43 | // DEFAULT and HIPRI are the same connection. If we're one of these we need to check if |
| 44 | // the other is also disconnected before we reset sockets |
| 45 | private boolean mIsDefaultOrHipri = false; |
| 46 | |
| 47 | /** |
| 48 | * Create a new DummyDataStateTracker |
| 49 | * @param netType the ConnectivityManager network type |
| 50 | * @param tag the name of this network |
| 51 | */ |
| 52 | public DummyDataStateTracker(int netType, String tag) { |
| 53 | mNetworkInfo = new NetworkInfo(netType); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Begin monitoring data connectivity. |
| 58 | * |
| 59 | * @param context is the current Android context |
| 60 | * @param target is the Handler to which to return the events. |
| 61 | */ |
| 62 | public void startMonitoring(Context context, Handler target) { |
| 63 | mTarget = target; |
| 64 | mContext = context; |
| 65 | } |
| 66 | |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 67 | public boolean isPrivateDnsRouteSet() { |
| 68 | return mPrivateDnsRouteSet; |
| 69 | } |
| 70 | |
| 71 | public void privateDnsRouteSet(boolean enabled) { |
| 72 | mPrivateDnsRouteSet = enabled; |
| 73 | } |
| 74 | |
| 75 | public NetworkInfo getNetworkInfo() { |
| 76 | return mNetworkInfo; |
| 77 | } |
| 78 | |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 79 | public boolean isDefaultRouteSet() { |
| 80 | return mDefaultRouteSet; |
| 81 | } |
| 82 | |
| 83 | public void defaultRouteSet(boolean enabled) { |
| 84 | mDefaultRouteSet = enabled; |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * This is not implemented. |
| 89 | */ |
| 90 | public void releaseWakeLock() { |
| 91 | } |
| 92 | |
| 93 | /** |
| 94 | * Report whether data connectivity is possible. |
| 95 | */ |
| 96 | public boolean isAvailable() { |
| 97 | return true; |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * Return the system properties name associated with the tcp buffer sizes |
| 102 | * for this network. |
| 103 | */ |
| 104 | public String getTcpBufferSizesPropName() { |
| 105 | return "net.tcp.buffersize.unknown"; |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Tear down mobile data connectivity, i.e., disable the ability to create |
| 110 | * mobile data connections. |
| 111 | * TODO - make async and return nothing? |
| 112 | */ |
| 113 | public boolean teardown() { |
| 114 | setDetailedState(NetworkInfo.DetailedState.DISCONNECTING, "disabled", null); |
| 115 | setDetailedState(NetworkInfo.DetailedState.DISCONNECTED, "disabled", null); |
| 116 | return true; |
| 117 | } |
| 118 | |
Wink Saville | d747cbc | 2013-08-07 16:22:47 -0700 | [diff] [blame] | 119 | @Override |
Irfan Sheriff | da6da09 | 2012-08-16 12:49:23 -0700 | [diff] [blame] | 120 | public void captivePortalCheckComplete() { |
| 121 | // not implemented |
| 122 | } |
| 123 | |
Wink Saville | d747cbc | 2013-08-07 16:22:47 -0700 | [diff] [blame] | 124 | @Override |
| 125 | public void captivePortalCheckCompleted(boolean isCaptivePortal) { |
| 126 | // not implemented |
| 127 | } |
| 128 | |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 129 | /** |
| 130 | * Record the detailed state of a network, and if it is a |
| 131 | * change from the previous state, send a notification to |
| 132 | * any listeners. |
Jeff Smith | a45746e | 2012-07-19 14:19:24 -0500 | [diff] [blame] | 133 | * @param state the new {@code DetailedState} |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 134 | * @param reason a {@code String} indicating a reason for the state change, |
| 135 | * if one was supplied. May be {@code null}. |
| 136 | * @param extraInfo optional {@code String} providing extra information about the state change |
| 137 | */ |
| 138 | private void setDetailedState(NetworkInfo.DetailedState state, String reason, |
| 139 | String extraInfo) { |
| 140 | if (DBG) log("setDetailed state, old =" |
| 141 | + mNetworkInfo.getDetailedState() + " and new state=" + state); |
| 142 | mNetworkInfo.setDetailedState(state, reason, extraInfo); |
| 143 | Message msg = mTarget.obtainMessage(EVENT_STATE_CHANGED, mNetworkInfo); |
| 144 | msg.sendToTarget(); |
| 145 | } |
| 146 | |
| 147 | public void setTeardownRequested(boolean isRequested) { |
| 148 | mTeardownRequested = isRequested; |
| 149 | } |
| 150 | |
| 151 | public boolean isTeardownRequested() { |
| 152 | return mTeardownRequested; |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * Re-enable mobile data connectivity after a {@link #teardown()}. |
| 157 | * TODO - make async and always get a notification? |
| 158 | */ |
| 159 | public boolean reconnect() { |
| 160 | setDetailedState(NetworkInfo.DetailedState.CONNECTING, "enabled", null); |
| 161 | setDetailedState(NetworkInfo.DetailedState.CONNECTED, "enabled", null); |
| 162 | setTeardownRequested(false); |
| 163 | return true; |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Turn on or off the mobile radio. No connectivity will be possible while the |
| 168 | * radio is off. The operation is a no-op if the radio is already in the desired state. |
| 169 | * @param turnOn {@code true} if the radio should be turned on, {@code false} if |
| 170 | */ |
| 171 | public boolean setRadio(boolean turnOn) { |
| 172 | return true; |
| 173 | } |
| 174 | |
Jeff Sharkey | 8e28b7d | 2011-08-19 02:24:24 -0700 | [diff] [blame] | 175 | @Override |
| 176 | public void setUserDataEnable(boolean enabled) { |
| 177 | // ignored |
| 178 | } |
| 179 | |
| 180 | @Override |
| 181 | public void setPolicyDataEnable(boolean enabled) { |
| 182 | // ignored |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 183 | } |
| 184 | |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 185 | @Override |
| 186 | public String toString() { |
| 187 | StringBuffer sb = new StringBuffer("Dummy data state: none, dummy!"); |
| 188 | return sb.toString(); |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * @see android.net.NetworkStateTracker#getLinkProperties() |
| 193 | */ |
| 194 | public LinkProperties getLinkProperties() { |
| 195 | return new LinkProperties(mLinkProperties); |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * @see android.net.NetworkStateTracker#getLinkCapabilities() |
| 200 | */ |
| 201 | public LinkCapabilities getLinkCapabilities() { |
| 202 | return new LinkCapabilities(mLinkCapabilities); |
| 203 | } |
| 204 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 205 | public void setDependencyMet(boolean met) { |
| 206 | // not supported on this network |
| 207 | } |
| 208 | |
Lorenzo Colitti | 69edd64 | 2013-03-07 11:01:12 -0800 | [diff] [blame] | 209 | @Override |
| 210 | public void addStackedLink(LinkProperties link) { |
| 211 | mLinkProperties.addStackedLink(link); |
| 212 | } |
| 213 | |
| 214 | @Override |
| 215 | public void removeStackedLink(LinkProperties link) { |
| 216 | mLinkProperties.removeStackedLink(link); |
| 217 | } |
| 218 | |
Robert Greenwalt | 665e1ae | 2012-08-21 19:27:00 -0700 | [diff] [blame] | 219 | @Override |
| 220 | public void supplyMessenger(Messenger messenger) { |
| 221 | // not supported on this network |
| 222 | } |
| 223 | |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 224 | static private void log(String s) { |
| 225 | Slog.d(TAG, s); |
| 226 | } |
| 227 | |
| 228 | static private void loge(String s) { |
| 229 | Slog.e(TAG, s); |
| 230 | } |
| 231 | } |