Example usage for android.net ConnectivityManager getAllNetworks

Introduction

In this page you can find the example usage for android.net ConnectivityManager getAllNetworks.

Prototype

@RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
@NonNull
public Network[] getAllNetworks() 

Source Link

Document

Returns an array of all Network currently tracked by the framework.

Usage

From source file:android_network.hetnet.vpn_service.Util.java

public static String getNetworkInfo(Context context) {
    StringBuilder sb = new StringBuilder();
    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

    NetworkInfo ani = cm.getActiveNetworkInfo();
    List<NetworkInfo> listNI = new ArrayList<>();

    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP)
        listNI.addAll(Arrays.asList(cm.getAllNetworkInfo()));
    else//  w ww. j ava 2s  .com
        for (Network network : cm.getAllNetworks()) {
            NetworkInfo ni = cm.getNetworkInfo(network);
            if (ni != null)
                listNI.add(ni);
        }

    for (NetworkInfo ni : listNI) {
        sb.append(ni.getTypeName()).append('/').append(ni.getSubtypeName()).append(' ')
                .append(ni.getDetailedState())
                .append(TextUtils.isEmpty(ni.getExtraInfo()) ? "" : " " + ni.getExtraInfo())
                .append(ni.getType() == ConnectivityManager.TYPE_MOBILE
                        ? " " + Util.getNetworkGeneration(ni.getSubtype())
                        : "")
                .append(ni.isRoaming() ? " R" : "")
                .append(ani != null && ni.getType() == ani.getType() && ni.getSubtype() == ani.getSubtype()
                        ? " *"
                        : "")
                .append("\r\n");
    }

    try {
        Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
        if (nis != null)
            while (nis.hasMoreElements()) {
                NetworkInterface ni = nis.nextElement();
                if (ni != null && !ni.isLoopback()) {
                    List<InterfaceAddress> ias = ni.getInterfaceAddresses();
                    if (ias != null)
                        for (InterfaceAddress ia : ias)
                            sb.append(ni.getName()).append(' ').append(ia.getAddress().getHostAddress())
                                    .append('/').append(ia.getNetworkPrefixLength()).append(' ')
                                    .append(ni.getMTU()).append(' ').append(ni.isUp() ? '^' : 'v')
                                    .append("\r\n");
                }
            }
    } catch (Throwable ex) {
        sb.append(ex.toString()).append("\r\n");
    }

    if (sb.length() > 2)
        sb.setLength(sb.length() - 2);

    return sb.toString();
}

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From source file:com.master.metehan.filtereagle.Util.java

public static String getNetworkInfo(Context context) {
    StringBuilder sb = new StringBuilder();
    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

    NetworkInfo ani = cm.getActiveNetworkInfo();
    List<NetworkInfo> listNI = new ArrayList<>();

    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP)
        listNI.addAll(Arrays.asList(cm.getAllNetworkInfo()));
    else//  w  w w.ja  v  a 2  s  .c  o  m
        for (Network network : cm.getAllNetworks()) {
            NetworkInfo ni = cm.getNetworkInfo(network);
            if (ni != null)
                listNI.add(ni);
        }

    for (NetworkInfo ni : listNI) {
        sb.append(ni.getTypeName()).append('/').append(ni.getSubtypeName()).append(' ')
                .append(ni.getDetailedState())
                .append(TextUtils.isEmpty(ni.getExtraInfo()) ? "" : " " + ni.getExtraInfo())
                .append(ni.getType() == ConnectivityManager.TYPE_MOBILE
                        ? " " + Util.getNetworkGeneration(ni.getSubtype())
                        : "")
                .append(ni.isRoaming() ? " R" : "")
                .append(ani != null && ni.getType() == ani.getType() && ni.getSubtype() == ani.getSubtype()
                        ? " *"
                        : "")
                .append("\r\n");
    }

    try {
        Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
        if (nis != null) {
            sb.append("\r\n");
            while (nis.hasMoreElements()) {
                NetworkInterface ni = nis.nextElement();
                if (ni != null) {
                    List<InterfaceAddress> ias = ni.getInterfaceAddresses();
                    if (ias != null)
                        for (InterfaceAddress ia : ias)
                            sb.append(ni.getName()).append(' ').append(ia.getAddress().getHostAddress())
                                    .append('/').append(ia.getNetworkPrefixLength()).append(' ')
                                    .append(ni.getMTU()).append("\r\n");
                }
            }
        }
    } catch (Throwable ex) {
        sb.append(ex.toString()).append("\r\n");
    }

    if (sb.length() > 2)
        sb.setLength(sb.length() - 2);

    return sb.toString();
}

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From source file:de.jeanpierrehotz.messagingapptest.MainActivity.java

/**
 * Diese Methode ermittelt, ob derzeit Internet verfgbar ist.
 *
 * @return ob Internet verfgbar ist//from   ww  w.j a va 2 s.c  o m
 */
private boolean isConnectionAvailable() {
    ConnectivityManager manager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
    Network[] networks = manager.getAllNetworks();
    for (Network net : networks) {
        if (manager.getNetworkInfo(net).isAvailable()) {
            return true;
        }
    }
    return false;
}

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From source file:de.jeanpierrehotz.messaging.androidclient.MainActivity.java

/**
 * Diese Methode ermittelt, ob derzeit Internet verfgbar ist.
 *
 * @return ob Internet verfgbar ist//  w  w w . ja v a 2s  .  co m
 */
private boolean isInternetConnectionAvailable() {
    ConnectivityManager manager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
    Network[] networks = manager.getAllNetworks();
    for (Network net : networks) {
        if (manager.getNetworkInfo(net).isAvailable()) {
            return true;
        }
    }
    return false;
}

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