In actual development, some tool classes are often very helpful to us. In this way, based on the predecessors, I have compiled a network tool class and hereby presented it:
/**
* @Class name:NetUtil
* @Class Description: Network judgment processing class
* @Created time: February 12, 2015-9:34:32 am
* @Modified by:
* @Modification time:
* @Modify Notes:
* @Version:
*/
public class NetUtil {
/* Network status */
public static boolean isNet = true;
public static enum netType
{
wifi, CMNET, CMWAP, noneNet
}
/**
* @Method Description: Determine whether the WIFI network is available
* @Method Name: isWifiConnected
* @param context
* @return
* @Return value:boolean
*/
public static boolean isWifiConnected(Context context)
{
if (context != null)
{
ConnectivityManager mConnectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mWiFiNetworkInfo = mConnectivityManager
.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (mWiFiNetworkInfo != null)
{
return ();
}
}
return false;
}
/**
* @Method Description: Determine whether the MOBILE network is available
* @Method Name: isMobileConnected
* @param context
* @return
* @Return value:boolean
*/
public static boolean isMobileConnected(Context context)
{
if (context != null)
{
ConnectivityManager mConnectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mMobileNetworkInfo = mConnectivityManager
.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
if (mMobileNetworkInfo != null)
{
return ();
}
}
return false;
}
/**
* @Method Description: Get the type information of the current network connection
* @Method Name:getConnectedType
* @param context
* @return
* @Return value:int
*/
public static int getConnectedType(Context context)
{
if (context != null)
{
ConnectivityManager mConnectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mNetworkInfo = mConnectivityManager
.getActiveNetworkInfo();
if (mNetworkInfo != null && ())
{
return ();
}
}
return -1;
}
/**
* @Method Description: Get the current network status -1: No network 1: WIFI network 2: wap network 3: net network
* @Method Name: getAPNType
* @param context
* @return
* @Return value:netType
*/
public static netType getAPNType(Context context)
{
ConnectivityManager connMgr = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = ();
if (networkInfo == null)
{
return ;
}
int nType = ();
if (nType == ConnectivityManager.TYPE_MOBILE)
{
if (().toLowerCase().equals("cmnet"))
{
return ;
}
else
{
return ;
}
} else if (nType == ConnectivityManager.TYPE_WIFI)
{
return ;
}
return ;
}
/**
* @Method Description: Determine whether there is a network connection
* @Method Name: isNetworkConnected
* @param context
* @return
* @Return value:boolean
*/
public static boolean isNetworkConnected(Context context) {
if (context != null) {
ConnectivityManager mConnectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mNetworkInfo = mConnectivityManager
.getActiveNetworkInfo();
if (mNetworkInfo != null) {
return ();
}
}
return false;
}
/**
* @Method Description: Is the network available?
* @Method Name: isNetworkAvailable
* @param context
* @return
* @Return value:boolean
*/
public static boolean isNetworkAvailable(Context context)
{
ConnectivityManager mgr = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo[] info = ();
if (info != null)
{
for (int i = 0; i < ; i++)
{
if (info[i].getState() == )
{
return true;
}
}
}
return false;
}
/**
* @Method Description: Determine whether it is a mobile network
* @Method Name: is3GNet
* @param context
* @return
* @Return value:boolean
*/
public static boolean is3GNet(Context context) {
ConnectivityManager connectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo activeNetInfo = ();
if (activeNetInfo != null
&& () == ConnectivityManager.TYPE_MOBILE) {
return true;
}
return false;
}
}
OK! Hope it will be helpful to everyone!
The above is all the content of this article. I hope it will be helpful to everyone's study and I hope everyone will support me more.