protected void activateDataExchange() {
IExchangeHandler[] vals = null;
synchronized (handlers) {
if (handlers.size() > 0) {
vals = handlers.toArray(new IExchangeHandler[handlers.size()]);
}
}
if (vals != null) {
for (IExchangeHandler h : vals) {
try {
h.startExchange();
} catch (Throwable t) {
log.warn("Caught exception when invoke exchange handler :" + h, t);
}
}
}
lastActiveTime = System.currentTimeMillis();
}
protected int checkAvailableConnection() {
try {
ConnectivityManager connMgr =
(ConnectivityManager)
context
.getApplication()
.getAndroidApplication()
.getSystemService(Context.CONNECTIVITY_SERVICE);
final android.net.NetworkInfo wifi = connMgr.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
final android.net.NetworkInfo mobile =
connMgr.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
if (wifi.isConnected()) {
return ConnectivityManager.TYPE_WIFI;
} else if (mobile.isConnected() && (!mobile.isRoaming())) {
return ConnectivityManager.TYPE_MOBILE;
}
} catch (Throwable t) {
log.warn("Caught exception when checking network status", t);
}
return -1;
}
/** @author */
public class NetworkManagementModule<T extends IAndroidAppContext> extends AbstractModule<T>
implements IDataExchangeCoordinator {
private static final Trace log = Trace.register(NetworkManagementModule.class);
private LinkedList<IExchangeHandler> handlers = new LinkedList<IExchangeHandler>();
private long lastActiveTime = 0;
private long gsmActiveInterval = 3 * 60 * 1000L; // 3 minute
private long wifiActiveInterval = 1 * 60 * 1000L; // 1 minute
private NetworkMonitor monitor;
private class NetworkMonitor implements Runnable {
private boolean stopRequired = false;
private Thread thread;
public void run() {
this.thread = Thread.currentThread();
this.thread.setName("Mobile network monitor thread");
stopRequired = false;
while (!stopRequired) {
try {
Thread.sleep(1000L);
} catch (InterruptedException e) {
continue;
}
switch (checkAvailableConnection()) {
case ConnectivityManager.TYPE_WIFI:
if ((System.currentTimeMillis() - lastActiveTime) > wifiActiveInterval) {
activateDataExchange();
}
break;
case ConnectivityManager.TYPE_MOBILE:
if ((System.currentTimeMillis() - lastActiveTime) > gsmActiveInterval) {
activateDataExchange();
}
break;
default:
break;
}
}
this.thread = null;
}
public void stop() {
stopRequired = true;
try {
if (thread != null) {
thread.interrupt();
try {
thread.join(3000L);
} catch (InterruptedException e) {
}
}
} catch (Throwable t) {
}
}
}
protected void activateDataExchange() {
IExchangeHandler[] vals = null;
synchronized (handlers) {
if (handlers.size() > 0) {
vals = handlers.toArray(new IExchangeHandler[handlers.size()]);
}
}
if (vals != null) {
for (IExchangeHandler h : vals) {
try {
h.startExchange();
} catch (Throwable t) {
log.warn("Caught exception when invoke exchange handler :" + h, t);
}
}
}
lastActiveTime = System.currentTimeMillis();
}
protected int checkAvailableConnection() {
try {
ConnectivityManager connMgr =
(ConnectivityManager)
context
.getApplication()
.getAndroidApplication()
.getSystemService(Context.CONNECTIVITY_SERVICE);
final android.net.NetworkInfo wifi = connMgr.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
final android.net.NetworkInfo mobile =
connMgr.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
if (wifi.isConnected()) {
return ConnectivityManager.TYPE_WIFI;
} else if (mobile.isConnected() && (!mobile.isRoaming())) {
return ConnectivityManager.TYPE_MOBILE;
}
} catch (Throwable t) {
log.warn("Caught exception when checking network status", t);
}
return -1;
}
/* (non-Javadoc)
* @see com.wxxr.mobile.core.api.IDataExchangeCoordinator#registerHandler(com.wxxr.mobile.core.api.IExchangeHandler)
*/
@Override
public void registerHandler(IExchangeHandler handler) {
synchronized (this.handlers) {
if ((handler != null) && (!this.handlers.contains(handler))) {
this.handlers.add(handler);
}
}
}
/* (non-Javadoc)
* @see com.wxxr.mobile.core.api.IDataExchangeCoordinator#unregisterHandler(com.wxxr.mobile.core.api.IExchangeHandler)
*/
@Override
public boolean unregisterHandler(IExchangeHandler handler) {
synchronized (this.handlers) {
return this.handlers.remove(handler);
}
}
@Override
protected void initServiceDependency() {}
@Override
protected void startService() {
this.monitor = new NetworkMonitor();
new Thread(this.monitor).start();
context.registerService(IDataExchangeCoordinator.class, this);
}
@Override
protected void stopService() {
if (this.monitor != null) {
this.monitor.stop();
this.monitor = null;
}
context.unregisterService(IDataExchangeCoordinator.class, this);
}
@Override
public int checkAvailableNetwork() {
switch (checkAvailableConnection()) {
case ConnectivityManager.TYPE_WIFI:
return NETWORK_ID_WIFI;
case ConnectivityManager.TYPE_MOBILE:
return NETWORK_ID_GSM;
default:
return -1;
}
}
}
