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NetHelper.java
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package common.base.utils;
import android.annotation.SuppressLint;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
/**
* 网络检测工具类
* <br/>
* 2015年12月23日-下午2:26:53
*
* @author lifei
*/
public class NetHelper {
public static final int NETWORK_TYPE_NONE = 0;
public static final int NETWORK_TYPE_WIFI = NETWORK_TYPE_NONE + 1;
public static final int NETWORK_TYPE_2G = NETWORK_TYPE_WIFI + 1;
public static final int NETWORK_TYPE_3G = NETWORK_TYPE_2G + 1;
public static final int NETWORK_TYPE_4G = NETWORK_TYPE_3G + 1;// LTE
public static boolean isWifiNet(Context c) {
boolean bRet = false;
ConnectivityManager cm = (ConnectivityManager) c.getSystemService(Context.CONNECTIVITY_SERVICE);
@SuppressLint("MissingPermission") NetworkInfo wifiInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (null != wifiInfo && wifiInfo.isConnectedOrConnecting()) {
bRet = true;
}
return bRet;
}
/**
* public static int getNetType(Context context) { int type = -1;
* <p>
* ConnectivityManager
* cm=(ConnectivityManager)context.getSystemService(Context
* .CONNECTIVITY_SERVICE);
* <p>
* NetworkInfo mobileInfo =
* cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); NetworkInfo wifiInfo
* = cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
* <p>
* if(null != mobileInfo && mobileInfo.isConnected()) { type =
* ConnectivityManager.TYPE_MOBILE; } if(null != wifiInfo &&
* wifiInfo.isConnected()) { type = ConnectivityManager.TYPE_WIFI; }
* <p>
* return type; }
*/
/*
* @return NETWORK_TYPE_2G NETWORK_TYPE_3G NETWORK_TYPE_4G NETWORK_TYPE_WIFI
* NETWORK_TYPE_NONE
*/
public static int netType(Context context) {
int type = NETWORK_TYPE_NONE;
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mobileInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
NetworkInfo wifiInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (null != mobileInfo && mobileInfo.isConnected()) {
TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
int netType = tm.getNetworkType();
switch (netType) {
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:
type = NETWORK_TYPE_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:
// API14
/*
* case TelephonyManager.NETWORK_TYPE_EVDO_B: case
* TelephonyManager.NETWORK_TYPE_EHRPD: case
* TelephonyManager.NETWORK_TYPE_HSPAP: type =
* NETWORK_TYPE_3G; break; case
* TelephonyManager.NETWORK_TYPE_LTE: type =
* NETWORK_TYPE_4G; break;
*/
default:
type = NETWORK_TYPE_2G;
break;
}
}
if (null != wifiInfo && wifiInfo.isConnected()) {
type = NETWORK_TYPE_WIFI;
}
return type;
}
/**
* 是否已经联网
*/
public static boolean isNetConnected(Context context) {
return getNetType(context) > 0;
}
/**
* 获取网络类型: -1 无网络,
* ConnectivityManager.TYPE_ETHERNET/ConnectivityManager.TYPE_WIFI
* /ConnectivityManager.TYPE_MOBILE
*/
public static int getNetType(Context context) {
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mobileInfo = null, wifiInfo = null;
try {
mobileInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
wifiInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
// ethInfo = cm.getNetworkInfo(ConnectivityManager.TYPE_ETHERNET);
} catch (NullPointerException e) {
// 酷派的二货手机系统bug,可能出现NPE
}
if (wifiInfo != null && wifiInfo.isConnected()) {
return ConnectivityManager.TYPE_WIFI;
}
if (mobileInfo != null && mobileInfo.isConnected()) {
return ConnectivityManager.TYPE_MOBILE;
}
return -1;
}
/**
* 当wifi不能访问网络时，mobile才会起作用
*
* @return GPRS是否连接可用
*/
public static boolean isMobileConnected(Context context) {
ConnectivityManager connManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mMobile = connManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
if (mMobile != null) {
return mMobile.isConnected();
}
return false;
}
/**
* 判断Wifi是否已连接
*
* @param context
* @return
*/
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 mWiFiNetworkInfo.isConnected();
}
}
return false;
}
/**
* 网络是否有效
*
* @param context
* @return
*/
public static boolean isNetworkConnected(Context context) {
appContext = context;
if (context != null) {
ConnectivityManager mConnectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mNetworkInfo = mConnectivityManager.getActiveNetworkInfo();
if (mNetworkInfo != null) {
// return mNetworkInfo.isAvailable();
return mNetworkInfo.isConnected();
}
}
return false;
}
/**
* 获取网络类型[未经验证]
*
* @param context
* @return
*/
public static int getNetWorkType(Context context) {
/** wifi网络 */
final int NETWORKTYPE_WIFI = 1;
/** 2G网络 */
final int NETWORKTYPE_2G = 2;
/** 3G和3G以上网络，或统称为快速网络 */
final int NETWORKTYPE_3G = 3;
int mNetWorkType = 0;
ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = manager.getActiveNetworkInfo();
if (networkInfo != null && networkInfo.isConnected()) {
String type = networkInfo.getTypeName();
if (type.equalsIgnoreCase("WIFI")) {
mNetWorkType = NETWORKTYPE_WIFI;
} else if (type.equalsIgnoreCase("MOBILE")) {
String proxyHost = android.net.Proxy.getDefaultHost();
mNetWorkType = TextUtils.isEmpty(proxyHost) ? (isFastMobileNetwork(context) ? NETWORKTYPE_3G : NETWORKTYPE_2G)
: NETWORKTYPE_2G;
}
}
return mNetWorkType;
}
private static boolean isFastMobileNetwork(Context context) {
TelephonyManager telephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
switch (telephonyManager.getNetworkType()) {
case TelephonyManager.NETWORK_TYPE_1xRTT:
return false; // ~ 50-100 kbps
case TelephonyManager.NETWORK_TYPE_CDMA:
return false; // ~ 14-64 kbps
case TelephonyManager.NETWORK_TYPE_EDGE:
return false; // ~ 50-100 kbps
case TelephonyManager.NETWORK_TYPE_EVDO_0:
return true; // ~ 400-1000 kbps
case TelephonyManager.NETWORK_TYPE_EVDO_A:
return true; // ~ 600-1400 kbps
case TelephonyManager.NETWORK_TYPE_GPRS:
return false; // ~ 100 kbps
case TelephonyManager.NETWORK_TYPE_HSDPA:
return true; // ~ 2-14 Mbps
case TelephonyManager.NETWORK_TYPE_HSPA:
return true; // ~ 700-1700 kbps
case TelephonyManager.NETWORK_TYPE_HSUPA:
return true; // ~ 1-23 Mbps
case TelephonyManager.NETWORK_TYPE_UMTS:
return true; // ~ 400-7000 kbps
case TelephonyManager.NETWORK_TYPE_EHRPD:
return true; // ~ 1-2 Mbps
case TelephonyManager.NETWORK_TYPE_EVDO_B:
return true; // ~ 5 Mbps
case TelephonyManager.NETWORK_TYPE_HSPAP:
return true; // ~ 10-20 Mbps
case TelephonyManager.NETWORK_TYPE_IDEN:
return false; // ~25 kbps
case TelephonyManager.NETWORK_TYPE_LTE:
return true; // ~ 10+ Mbps
case TelephonyManager.NETWORK_TYPE_UNKNOWN:
return false;
default:
return false;
}
}
/**
* 根据以太网抽象路径，获取MAC地址
*
* @return
*/
public static String getEthMac() {
File file = new File("/sys/class/net/eth0/address");
if (!file.exists()) {
return null;
}
String ethAdress = null;
try {
BufferedReader in = new BufferedReader(new FileReader(file), 32);
try {
ethAdress = in.readLine();
CommonLog.i("info", "ethAddress>>>>>>>>>>" + ethAdress);
} finally {
in.close();
}
} catch (IOException e) {
return null;
}
return ethAdress;
}
/**
* 获取mac
*/
public static String getMacString(Context context) {
String mac = null;
WifiManager wifiManager = (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
boolean bOpenWifi = false;
int state = wifiManager.getWifiState();
if (state != WifiManager.WIFI_STATE_ENABLED && state != WifiManager.WIFI_STATE_ENABLING) {
bOpenWifi = wifiManager.setWifiEnabled(true);
}
WifiInfo wifiInfo = wifiManager.getConnectionInfo();
if (wifiInfo != null) {
mac = wifiInfo.getMacAddress();
}
if (bOpenWifi) {
wifiManager.setWifiEnabled(false);
}
return mac == null ? "" : mac.replace(":", "");
}
//temp
private static Context appContext;
public static Context getAppContext() {
return appContext;
}
public static void enableMobileData(Context context) {
boolean isMobileDataEnabled = isMobileDataEnabled(context);
ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
if (!isMobileDataEnabled) {
//开启
Boolean boolArg = true;
ReflectUtil.invokeMethod(connectivityManager, "setMobileDataEnabled", boolArg);
}
}
/***
* 移动网络是否开启了
*
* @param context
* @return
*/
public static boolean isMobileDataEnabled(Context context) {
ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
Object[] methodArgs = null;
Object result = ReflectUtil.invokeMethod(connectivityManager, "getMobileDataEnabled", methodArgs);
if (result != null) {
return (boolean) result;
}
return false;
}
/**
* 经常用来 ping的测试服务器--百度
*/
private static final String OFTEN_PING_HOST_BAIDU = "www.baidu.com";
/**
* 需要在子线程中执行，否则容易卡UI线程
* @param pingTargetServer
* @return
*/
public static boolean isNetReallyValidBasePing(String pingTargetServer) {
String pingResult = null;
String pingCmd = "ping -c 3 -w 100 " + pingTargetServer;//ping 目标服务器3次
Process pingProcess = null;
try {
pingProcess = Runtime.getRuntime().exec(pingCmd);
//读取Ping的内容 可以不需要加
// InputStream is = pingProcess.getInputStream();
// BufferedReader bfr = new BufferedReader(new InputStreamReader(is));
// String content = "";
// while ((content = bfr.readLine()) != null) {
// pingResult += content;
// }
//ping 的状态
int pingStatus = pingProcess.waitFor();
if (pingStatus == 0) {
return true;
}
} catch (IOException e) {
} catch (InterruptedException e) {
}
finally {
if (pingProcess != null) {
pingProcess.destroy();
}
}
return false;
}
public static boolean isNetReallyValidBasePing() {
return isNetReallyValidBasePing(OFTEN_PING_HOST_BAIDU);
}
public static String pingHostAndGainContent(String pingTargetServer) {
String pingResult = "";
String pingCmd = "ping -c 3 -w 100 " + pingTargetServer;//ping 目标服务器3次
Process pingProcess = null;
try {
pingProcess = Runtime.getRuntime().exec(pingCmd);
InputStream is = pingProcess.getInputStream();
BufferedReader bfr = new BufferedReader(new InputStreamReader(is));
String content = "";
while ((content = bfr.readLine()) != null) {
pingResult += content;
}
} catch (IOException e) {
e.printStackTrace();
}
finally {
if (pingProcess != null) {
pingProcess.destroy();
}
}
return pingResult;
}
public static String getIpAddressByWifi(Context context) {
String curIp = "";
WifiManager wifiManager = (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
WifiInfo wifiInfo = wifiManager.getConnectionInfo();
if (wifiInfo != null) {
int ip = wifiInfo.getIpAddress();
curIp = intIp2StrIp(ip);
}
// if (isWifiConnected(context)) {
//
// }
return curIp;
}
private static String intIp2StrIp(int intIP) {
return (intIP & 0xFF ) + "." +
((intIP >> 8 ) & 0xFF) + "." +
((intIP >> 16 ) & 0xFF) + "." +
( intIP >> 24 & 0xFF) ;
}
//
// public String getLocalIpAddress()
// {
// try
// {
// for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en.hasMoreElements();)
// {
// NetworkInterface intf = en.nextElement();
// for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements();)
// {
// InetAddress inetAddress = enumIpAddr.nextElement();
// if (!inetAddress.isLoopbackAddress())
// {
// return inetAddress.getHostAddress().toString();
// }
// }
// }
// }
// catch (SocketException ex) {
// }
// return null;
// }
public static String getIPAddress(Context context) {
Context appContext = context.getApplicationContext();
ConnectivityManager connectivityManager = (ConnectivityManager) appContext.getSystemService(Context.CONNECTIVITY_SERVICE);
if (connectivityManager == null) {
return "";
}
@SuppressLint("MissingPermission") NetworkInfo info = connectivityManager.getActiveNetworkInfo();
if (info != null && info.isConnected()) {
if (info.getType() == ConnectivityManager.TYPE_MOBILE) {//当前使用2G/3G/4G网络
try {
//Enumeration<NetworkInterface> en=NetworkInterface.getNetworkInterfaces();
for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en.hasMoreElements(); ) {
NetworkInterface intf = en.nextElement();
for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements(); ) {
InetAddress inetAddress = enumIpAddr.nextElement();
if (!inetAddress.isLoopbackAddress() && inetAddress instanceof Inet4Address) {
return inetAddress.getHostAddress();
}
}
}
} catch (SocketException e) {
e.printStackTrace();
}
}
else if (info.getType() == ConnectivityManager.TYPE_WIFI) {//当前使用无线网络
WifiManager wifiManager = (WifiManager) appContext.getSystemService(Context.WIFI_SERVICE);
if (wifiManager == null) {
return "";
}
@SuppressLint("MissingPermission") WifiInfo wifiInfo = wifiManager.getConnectionInfo();
String ipAddress = intIp2StrIp(wifiInfo.getIpAddress());//得到IPV4地址
return ipAddress;
}
}
else {
//当前无网络连接,请在设置中打开网络
}
return "";
}
}