ネットワークに接続しているかどうか、ローカルエリアネットワークであるかどうかを判断します.
4646 ワード
インターネットに接続できるかどうかを判断する
現在のネットワークタイプを判断
WiFi , , 。 , ping , ping ,
* @author sichard
* @category ( , )
* @return
*/
public static final boolean ping() {
String result = null;
try {
String ip = "www.baidu.com";// ping ,
Process p = Runtime.getRuntime().exec("ping -c 3 -w 100 " + ip);// ping 3
// ping ,
InputStream input = p.getInputStream();
BufferedReader in = new BufferedReader(new InputStreamReader(input));
StringBuffer stringBuffer = new StringBuffer();
String content = "";
while ((content = in.readLine()) != null) {
stringBuffer.append(content);
}
Log.d("------ping-----", "result content : " + stringBuffer.toString());
// ping
int status = p.waitFor();
if (status == 0) {
result = "success";
return true;
} else {
result = "failed";
}
} catch (IOException e) {
result = "IOException";
} catch (InterruptedException e) {
result = "InterruptedException";
} finally {
Log.d("----result---", "result = " + result);
}
return false;
現在のネットワークタイプを判断
public static String GetNetworkType()
{
String strNetworkType = "";
NetworkInfo networkInfo = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE).getActiveNetworkInfo();
if (networkInfo != null && networkInfo.isConnected())
{
if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI)
{
strNetworkType = "WIFI";
}
else if (networkInfo.getType() == ConnectivityManager.TYPE_MOBILE)
{
String _strSubTypeName = networkInfo.getSubtypeName();
Log.e("cocos2d-x", "Network getSubtypeName : " + _strSubTypeName);
// TD-SCDMA networkType is 17
int networkType = networkInfo.getSubtype();
switch (networkType) {
case TelephonyManager.NETWORK_TYPE_GPRS:
case TelephonyManager.NETWORK_TYPE_EDGE:
case TelephonyManager.NETWORK_TYPE_CDMA:
case TelephonyManager.NETWORK_TYPE_1xRTT:
case TelephonyManager.NETWORK_TYPE_IDEN: //api<8 : replace by 11
strNetworkType = "2G";
break;
case TelephonyManager.NETWORK_TYPE_UMTS:
case TelephonyManager.NETWORK_TYPE_EVDO_0:
case TelephonyManager.NETWORK_TYPE_EVDO_A:
case TelephonyManager.NETWORK_TYPE_HSDPA:
case TelephonyManager.NETWORK_TYPE_HSUPA:
case TelephonyManager.NETWORK_TYPE_HSPA:
case TelephonyManager.NETWORK_TYPE_EVDO_B: //api<9 : replace by 14
case TelephonyManager.NETWORK_TYPE_EHRPD: //api<11 : replace by 12
case TelephonyManager.NETWORK_TYPE_HSPAP: //api<13 : replace by 15
strNetworkType = "3G";
break;
case TelephonyManager.NETWORK_TYPE_LTE: //api<11 : replace by 13
strNetworkType = "4G";
break;
default:
// http://baike.baidu.com/item/TD-SCDMA 3G
if (_strSubTypeName.equalsIgnoreCase("TD-SCDMA") || _strSubTypeName.equalsIgnoreCase("WCDMA") || _strSubTypeName.equalsIgnoreCase("CDMA2000"))
{
strNetworkType = "3G";
}
else
{
strNetworkType = _strSubTypeName;
}
break;
}
Log.e("cocos2d-x", "Network getSubtype : " + Integer.valueOf(networkType).toString());
}
}
Log.e("cocos2d-x", "Network Type : " + strNetworkType);
return strNetworkType;
}