/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
ConnectivityManager cm = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
NetworkInfo ni = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
Log.d("net", "getTypeName = " + ni.getTypeName());
int pre = cm.getNetworkPreference();
Log.d("net", "getNetworkPreference = " + pre);
cm.setNetworkPreference(ConnectivityManager.TYPE_MOBILE);
// cm.setNetworkPreference(ConnectivityManager.TYPE_WIFI);
Log.d("net", "getNetworkPreference = " + pre);
boolean valid = ConnectivityManager.isNetworkTypeValid(ConnectivityManager.TYPE_MOBILE);
Log.d("net", "TYPE_MOBILE isNetworkTypeValid = " + valid);
valid = ConnectivityManager.isNetworkTypeValid(ConnectivityManager.TYPE_WIMAX);
Log.d("net", "TYPE_WIMAX isNetworkTypeValid = " + valid);
}
static void checkNetwork(Context context) {
ConnectivityManager manager =
(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo info = manager.getActiveNetworkInfo();
boolean networkOk = false;
boolean networkChType = false;
NetworkInfo.State nowNetState = NetworkInfo.State.UNKNOWN;
int nowNetType = -1;
isWifi = false;
if (info != null && info.isAvailable()) {
nowNetState = info.getState();
nowNetType = info.getType();
// #debug
base.tina.core.log.LogPrinter.d(
TAG, "network type: " + nowNetType + " |now state: " + nowNetState.name());
if (ConnectivityManager.isNetworkTypeValid(nowNetType)) //
{
isWifi = nowNetType == ConnectivityManager.TYPE_WIFI;
if (lastNetType != nowNetType) // 从无到有，或者首次检测网络装态时
{
// #debug
base.tina.core.log.LogPrinter.d(
TAG, "change network type: from " + lastNetType + " to " + nowNetType);
networkChType = true;
} else
// 网路类型一致
{
switch (nowNetType) {
case ConnectivityManager.TYPE_WIFI:
switch (nowNetState) {
case CONNECTED:
{
WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
WifiInfo wifiInfo = wifi.getConnectionInfo();
String ap_Mac = wifiInfo.getBSSID();
String ap_SSID = wifiInfo.getSSID();
if (!ap_Mac.equalsIgnoreCase(lastWifiAP_MAC)
|| !ap_SSID.equals(lastWifiAP_SSID)
|| !lastNetState.equals(NetworkInfo.State.CONNECTED)) {
// #debug
if (!ap_Mac.equalsIgnoreCase(lastWifiAP_MAC)
|| !ap_SSID.equals(lastWifiAP_SSID))
base.tina.core.log.LogPrinter.d(
TAG,
"change wifi network from"
+ lastWifiAP_SSID
+ "@"
+ lastWifiAP_MAC
+ " to "
+ ap_SSID
+ "@"
+ ap_Mac);
// #debug
if (!lastNetState.equals(NetworkInfo.State.CONNECTED))
base.tina.core.log.LogPrinter.d(TAG, "wifi network has been connected!");
networkChType = true;
}
lastWifiAP_MAC = ap_Mac;
lastWifiAP_SSID = ap_SSID;
isWifi = true;
}
break;
default:
if (lastNetState.equals(NetworkInfo.State.CONNECTED)) {
// #debug
base.tina.core.log.LogPrinter.d(TAG, "wifi network isn't connected!");
networkChType = true;
}
break;
}
break;
// API lv8
/*
* case ConnectivityManager.TYPE_WIMAX: case
* ConnectivityManager.TYPE_MOBILE_DUN: case
* ConnectivityManager.TYPE_MOBILE_HIPRI: case
* ConnectivityManager.TYPE_MOBILE_MMS: case
* ConnectivityManager.TYPE_MOBILE_SUPL:
*/
case ConnectivityManager.TYPE_MOBILE:
// #debug
base.tina.core.log.LogPrinter.d(TAG, "not wifi type");
switch (nowNetState) {
case CONNECTED:
if (!lastNetState.equals(nowNetState)) {
// #debug
base.tina.core.log.LogPrinter.d(TAG, "mobile network is connected!");
networkChType = true;
}
break;
default:
if (lastNetState.equals(NetworkInfo.State.CONNECTED)) {
// #debug
base.tina.core.log.LogPrinter.d(TAG, "mobile network is disconnected!");
networkChType = true;
}
break;
}
break;
default:
// #debug
base.tina.core.log.LogPrinter.d(TAG, "unknown type: " + nowNetType);
switch (nowNetState) {
case CONNECTED:
if (!lastNetState.equals(nowNetState)) {
// #debug
base.tina.core.log.LogPrinter.d(TAG, "unknow network is connected!");
networkChType = true;
}
break;
default:
if (lastNetState.equals(NetworkInfo.State.CONNECTED)) {
// #debug
base.tina.core.log.LogPrinter.d(TAG, "unknow network is disconnected!");
networkChType = true;
}
break;
}
break;
}
}
}
lastNetType = nowNetType;
lastNetState = nowNetState;
networkOk = info.isConnected();
} else // no info or no available info
{
networkChType = lastNetState.equals(NetworkInfo.State.CONNECTED);
// #debug
base.tina.core.log.LogPrinter.d(TAG, "network disconnect");
lastNetType = -1;
lastNetState = nowNetState;
}
ConnectionService.networkChType = networkChType;
ConnectionService.networkOk = networkOk;
// #debug
base.tina.core.log.LogPrinter.d(
TAG,
"NW change: "
+ networkChType
+ " NW type: "
+ lastNetType
+ " info.Connected: "
+ networkOk);
}
