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Merge "Add external dependency API." into honeycomb-LTE

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This commit is contained in:
Robert Greenwalt
2011-04-07 13:02:28 -07:00
committed by Android (Google) Code Review
parent 3e567d5c3a 34848c0192
commit 2879f7352b
4 changed files with 156 additions and 71 deletions
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12
core/java/android/net/ConnectivityManager.java
View File

@@ -690,4 +690,16 @@ public class ConnectivityManager
return null;
}
}
/**
* @param networkType The network who's dependence has changed
* @param met Boolean - true if network use is ok, false if not
* {@hide}
*/
public void setDataDependency(int networkType, boolean met) {
try {
mService.setDataDependency(networkType, met);
} catch (RemoteException e) {
}
}
}

2
core/java/android/net/IConnectivityManager.aidl
View File

@@ -92,4 +92,6 @@ interface IConnectivityManager
void setGlobalProxy(in ProxyProperties p);
ProxyProperties getProxy();
void setDataDependency(int networkType, boolean met);
}

76
core/java/android/net/NetworkConfig.java Normal file
View File

@@ -0,0 +1,76 @@
/*
* 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.util.Log;
/**
* Describes the buildtime configuration of a network.
* Holds settings read from resources.
* @hide
*/
public class NetworkConfig {
/**
* Human readable string
*/
public String name;
/**
* Type from ConnectivityManager
*/
public int type;
/**
* the radio number from radio attributes config
*/
public int radio;
/**
* higher number == higher priority when turning off connections
*/
public int priority;
/**
* indicates the boot time dependencyMet setting
*/
public boolean dependencyMet;
/**
* input string from config.xml resource. Uses the form:
* [Connection name],[ConnectivityManager connection type],
* [associated radio-type],[priority],[dependencyMet]
*/
public NetworkConfig(String init) {
String fragments[] = init.split(",");
name = fragments[0].trim().toLowerCase();
type = Integer.parseInt(fragments[1]);
radio = Integer.parseInt(fragments[2]);
priority = Integer.parseInt(fragments[3]);
if (fragments.length > 4) {
dependencyMet = Boolean.parseBoolean(fragments[4]);
} else {
dependencyMet = true;
}
}
/**
* Indicates if this network is supposed to be default-routable
*/
public boolean isDefault() {
return (type == radio);
}
}

137
services/java/com/android/server/ConnectivityService.java
View File

@@ -27,6 +27,7 @@ import android.net.DummyDataStateTracker;
import android.net.IConnectivityManager;
import android.net.LinkProperties;
import android.net.MobileDataStateTracker;
import android.net.NetworkConfig;
import android.net.NetworkInfo;
import android.net.NetworkStateTracker;
import android.net.NetworkUtils;
@@ -188,6 +189,14 @@ public class ConnectivityService extends IConnectivityManager.Stub {
private static final int EVENT_APPLY_GLOBAL_HTTP_PROXY =
MAX_NETWORK_STATE_TRACKER_EVENT + 9;
/**
* used internally to set external dependency met/unmet
* arg1 = ENABLED (met) or DISABLED (unmet)
* arg2 = NetworkType
*/
private static final int EVENT_SET_DEPENDENCY_MET =
MAX_NETWORK_STATE_TRACKER_EVENT + 10;
private Handler mHandler;
// list of DeathRecipients used to make sure features are turned off when
@@ -216,28 +225,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
private SettingsObserver mSettingsObserver;
private static class NetworkAttributes {
/**
* Class for holding settings read from resources.
*/
public String mName;
public int mType;
public int mRadio;
public int mPriority;
public NetworkInfo.State mLastState;
public NetworkAttributes(String init) {
String fragments[] = init.split(",");
mName = fragments[0].toLowerCase();
mType = Integer.parseInt(fragments[1]);
mRadio = Integer.parseInt(fragments[2]);
mPriority = Integer.parseInt(fragments[3]);
mLastState = NetworkInfo.State.UNKNOWN;
}
public boolean isDefault() {
return (mType == mRadio);
}
}
NetworkAttributes[] mNetAttributes;
NetworkConfig[] mNetConfigs;
int mNetworksDefined;
private static class RadioAttributes {
@@ -304,7 +292,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
mNetworkPreference = getPersistedNetworkPreference();
mRadioAttributes = new RadioAttributes[ConnectivityManager.MAX_RADIO_TYPE+1];
mNetAttributes = new NetworkAttributes[ConnectivityManager.MAX_NETWORK_TYPE+1];
mNetConfigs = new NetworkConfig[ConnectivityManager.MAX_NETWORK_TYPE+1];
// Load device network attributes from resources
String[] raStrings = context.getResources().getStringArray(
@@ -327,13 +315,13 @@ public class ConnectivityService extends IConnectivityManager.Stub {
com.android.internal.R.array.networkAttributes);
for (String naString : naStrings) {
try {
NetworkAttributes n = new NetworkAttributes(naString);
NetworkConfig n = new NetworkConfig(naString);
if (n.mType > ConnectivityManager.MAX_NETWORK_TYPE) {
loge("Error in networkAttributes - ignoring attempt to define type " +
n.mType);
continue;
}
if (mNetAttributes[n.mType] != null) {
if (mNetConfigs[n.mType] != null) {
loge("Error in networkAttributes - ignoring attempt to redefine type " +
n.mType);
continue;
@@ -343,7 +331,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
"radio " + n.mRadio + " in network type " + n.mType);
continue;
}
mNetAttributes[n.mType] = n;
mNetConfigs[n.mType] = n;
mNetworksDefined++;
} catch(Exception e) {
// ignore it - leave the entry null
@@ -357,7 +345,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
int currentLowest = 0;
int nextLowest = 0;
while (insertionPoint > -1) {
for (NetworkAttributes na : mNetAttributes) {
for (NetworkConfig na : mNetConfigs) {
if (na == null) continue;
if (na.mPriority < currentLowest) continue;
if (na.mPriority > currentLowest) {
@@ -392,7 +380,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
* to change very often.
*/
for (int netType : mPriorityList) {
switch (mNetAttributes[netType].mRadio) {
switch (mNetConfigs[netType].mRadio) {
case ConnectivityManager.TYPE_WIFI:
if (DBG) log("Starting Wifi Service.");
WifiStateTracker wst = new WifiStateTracker();
@@ -408,12 +396,12 @@ public class ConnectivityService extends IConnectivityManager.Stub {
break;
case ConnectivityManager.TYPE_MOBILE:
mNetTrackers[netType] = new MobileDataStateTracker(netType,
mNetAttributes[netType].mName);
mNetConfigs[netType].mName);
mNetTrackers[netType].startMonitoring(context, mHandler);
break;
case ConnectivityManager.TYPE_DUMMY:
mNetTrackers[netType] = new DummyDataStateTracker(netType,
mNetAttributes[netType].mName);
mNetConfigs[netType].mName);
mNetTrackers[netType].startMonitoring(context, mHandler);
break;
case ConnectivityManager.TYPE_BLUETOOTH:
@@ -422,7 +410,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
break;
default:
loge("Trying to create a DataStateTracker for an unknown radio type " +
mNetAttributes[netType].mRadio);
mNetConfigs[netType].mRadio);
continue;
}
}
@@ -469,8 +457,8 @@ public class ConnectivityService extends IConnectivityManager.Stub {
private void handleSetNetworkPreference(int preference) {
if (ConnectivityManager.isNetworkTypeValid(preference) &&
mNetAttributes[preference] != null &&
mNetAttributes[preference].isDefault()) {
mNetConfigs[preference] != null &&
mNetConfigs[preference].isDefault()) {
if (mNetworkPreference != preference) {
final ContentResolver cr = mContext.getContentResolver();
Settings.Secure.putInt(cr, Settings.Secure.NETWORK_PREFERENCE, preference);
@@ -539,7 +527,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
public NetworkInfo getActiveNetworkInfo() {
enforceAccessPermission();
for (int type=0; type <= ConnectivityManager.MAX_NETWORK_TYPE; type++) {
if (mNetAttributes[type] == null || !mNetAttributes[type].isDefault()) {
if (mNetConfigs[type] == null || !mNetConfigs[type].isDefault()) {
continue;
}
NetworkStateTracker t = mNetTrackers[type];
@@ -585,7 +573,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
public LinkProperties getActiveLinkProperties() {
enforceAccessPermission();
for (int type=0; type <= ConnectivityManager.MAX_NETWORK_TYPE; type++) {
if (mNetAttributes[type] == null || !mNetAttributes[type].isDefault()) {
if (mNetConfigs[type] == null || !mNetConfigs[type].isDefault()) {
continue;
}
NetworkStateTracker t = mNetTrackers[type];
@@ -687,7 +675,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
}
enforceChangePermission();
if (!ConnectivityManager.isNetworkTypeValid(networkType) ||
mNetAttributes[networkType] == null) {
mNetConfigs[networkType] == null) {
return Phone.APN_REQUEST_FAILED;
}
@@ -999,6 +987,24 @@ public class ConnectivityService extends IConnectivityManager.Stub {
return retVal;
}
public void setDataDependency(int networkType, boolean met) {
enforceChangePermission();
if (DBG) {
log("setDataDependency(" + networkType + ", " + met + ")");
}
mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_DEPENDENCY_MET,
(met ? ENABLED : DISABLED), networkType));
}
private void handleSetDependencyMet(int networkType, boolean met) {
if (mNetTrackers[networkType] != null) {
if (DBG) {
log("handleSetDependencyMet(" + networkType + ", " + met + ")");
}
mNetTrackers[networkType].setDependencyMet(met);
}
}
/**
* @see ConnectivityManager#setMobileDataEnabled(boolean)
*/
@@ -1007,7 +1013,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
if (DBG) log("setMobileDataEnabled(" + enabled + ")");
mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_MOBILE_DATA,
(enabled ? ENABLED : DISABLED), 0));
(enabled ? ENABLED : DISABLED), 0));
}
private void handleSetMobileData(boolean enabled) {
@@ -1068,7 +1074,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
* getting the disconnect for a network that we explicitly disabled
* in accordance with network preference policies.
*/
if (!mNetAttributes[prevNetType].isDefault()) {
if (!mNetConfigs[prevNetType].isDefault()) {
List pids = mNetRequestersPids[prevNetType];
for (int i = 0; i<pids.size(); i++) {
Integer pid = (Integer)pids.get(i);
@@ -1093,7 +1099,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
info.getExtraInfo());
}
if (mNetAttributes[prevNetType].isDefault()) {
if (mNetConfigs[prevNetType].isDefault()) {
tryFailover(prevNetType);
if (mActiveDefaultNetwork != -1) {
NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo();
@@ -1123,7 +1129,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
* Try to reconnect on all available and let them hash it out when
* more than one connects.
*/
if (mNetAttributes[prevNetType].isDefault()) {
if (mNetConfigs[prevNetType].isDefault()) {
if (mActiveDefaultNetwork == prevNetType) {
mActiveDefaultNetwork = -1;
}
@@ -1133,12 +1139,12 @@ public class ConnectivityService extends IConnectivityManager.Stub {
// TODO - don't filter by priority now - nice optimization but risky
// int currentPriority = -1;
// if (mActiveDefaultNetwork != -1) {
// currentPriority = mNetAttributes[mActiveDefaultNetwork].mPriority;
// currentPriority = mNetConfigs[mActiveDefaultNetwork].mPriority;
// }
for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) {
if (checkType == prevNetType) continue;
if (mNetAttributes[checkType] == null) continue;
if (!mNetAttributes[checkType].isDefault()) continue;
if (mNetConfigs[checkType] == null) continue;
if (!mNetConfigs[checkType].isDefault()) continue;
// Enabling the isAvailable() optimization caused mobile to not get
// selected if it was in the middle of error handling. Specifically
@@ -1150,7 +1156,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
// complete before it is really complete.
// if (!mNetTrackers[checkType].isAvailable()) continue;
// if (currentPriority >= mNetAttributes[checkType].mPriority) continue;
// if (currentPriority >= mNetConfigs[checkType].mPriority) continue;
NetworkStateTracker checkTracker = mNetTrackers[checkType];
NetworkInfo checkInfo = checkTracker.getNetworkInfo();
@@ -1223,7 +1229,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
info.setFailover(false);
}
if (mNetAttributes[info.getType()].isDefault()) {
if (mNetConfigs[info.getType()].isDefault()) {
tryFailover(info.getType());
if (mActiveDefaultNetwork != -1) {
NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo();
@@ -1276,11 +1282,11 @@ public class ConnectivityService extends IConnectivityManager.Stub {
// if this is a default net and other default is running
// kill the one not preferred
if (mNetAttributes[type].isDefault()) {
if (mNetConfigs[type].isDefault()) {
if (mActiveDefaultNetwork != -1 && mActiveDefaultNetwork != type) {
if ((type != mNetworkPreference &&
mNetAttributes[mActiveDefaultNetwork].mPriority >
mNetAttributes[type].mPriority) ||
mNetConfigs[mActiveDefaultNetwork].mPriority >
mNetConfigs[type].mPriority) ||
mNetworkPreference == mActiveDefaultNetwork) {
// don't accept this one
if (DBG) {
@@ -1344,14 +1350,14 @@ public class ConnectivityService extends IConnectivityManager.Stub {
handleDnsConfigurationChange(netType);
if (mNetTrackers[netType].getNetworkInfo().isConnected()) {
if (mNetAttributes[netType].isDefault()) {
if (mNetConfigs[netType].isDefault()) {
handleApplyDefaultProxy(netType);
addDefaultRoute(mNetTrackers[netType]);
} else {
addPrivateDnsRoutes(mNetTrackers[netType]);
}
} else {
if (mNetAttributes[netType].isDefault()) {
if (mNetConfigs[netType].isDefault()) {
removeDefaultRoute(mNetTrackers[netType]);
} else {
removePrivateDnsRoutes(mNetTrackers[netType]);
@@ -1512,7 +1518,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
{
if (DBG) log("reassessPidDns for pid " + myPid);
for(int i : mPriorityList) {
if (mNetAttributes[i].isDefault()) {
if (mNetConfigs[i].isDefault()) {
continue;
}
NetworkStateTracker nt = mNetTrackers[i];
@@ -1594,7 +1600,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
if (p == null) return;
Collection<InetAddress> dnses = p.getDnses();
boolean changed = false;
if (mNetAttributes[netType].isDefault()) {
if (mNetConfigs[netType].isDefault()) {
int j = 1;
if (dnses.size() == 0 && mDefaultDns != null) {
String dnsString = mDefaultDns.getHostAddress();
@@ -1725,23 +1731,6 @@ public class ConnectivityService extends IConnectivityManager.Stub {
info = (NetworkInfo) msg.obj;
int type = info.getType();
NetworkInfo.State state = info.getState();
// only do this optimization for wifi. It going into scan mode for location
// services generates alot of noise. Meanwhile the mms apn won't send out
// subsequent notifications when on default cellular because it never
// disconnects.. so only do this to wifi notifications. Fixed better when the
// APN notifications are standardized.
if (mNetAttributes[type].mLastState == state &&
mNetAttributes[type].mRadio == ConnectivityManager.TYPE_WIFI) {
if (DBG) {
// TODO - remove this after we validate the dropping doesn't break
// anything
log("Dropping ConnectivityChange for " +
info.getTypeName() + ": " +
state + "/" + info.getDetailedState());
}
return;
}
mNetAttributes[type].mLastState = state;
if (DBG) log("ConnectivityChange for " +
info.getTypeName() + ": " +
@@ -1780,8 +1769,7 @@ public class ConnectivityService extends IConnectivityManager.Stub {
break;
case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED:
info = (NetworkInfo) msg.obj;
type = info.getType();
handleConnectivityChange(type);
handleConnectivityChange(info.getType());
break;
case EVENT_CLEAR_NET_TRANSITION_WAKELOCK:
String causedBy = null;
@@ -1835,6 +1823,13 @@ public class ConnectivityService extends IConnectivityManager.Stub {
case EVENT_APPLY_GLOBAL_HTTP_PROXY:
{
handleDeprecatedGlobalHttpProxy();
break;
}
case EVENT_SET_DEPENDENCY_MET:
{
boolean met = (msg.arg1 == ENABLED);
handleSetDependencyMet(msg.arg2, met);
break;
}
}
}