package com.yidianling.common.tools;
import android.content.Context;
import android.content.Intent;
import android.location.LocationManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Build;
import android.telephony.TelephonyManager;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.List;
/**
* Created by vonde on 2016/1/29.
*/
public class RxNetTool {
public static final int NETWORK_NO = -1; // no network
public static final int NETWORK_WIFI = 1; // wifi network
public static final int NETWORK_2G = 2; // "2G" networks
public static final int NETWORK_3G = 3; // "3G" networks
public static final int NETWORK_4G = 4; // "4G" networks
public static final int NETWORK_UNKNOWN = 5; // unknown network
private static final int NETWORK_TYPE_GSM = 16;
private static final int NETWORK_TYPE_TD_SCDMA = 17;
private static final int NETWORK_TYPE_IWLAN = 18;
/**
* 需添加权限
*
* @param context 上下文
* @return 网络类型
* @code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
* <p>
* 它主要负责的是
* 1 监视网络连接状态 包括（Wi-Fi, 2G, 3G, 4G）
* 2 当网络状态改变时发送广播通知
* 3 网络连接失败尝试连接其他网络
* 4 提供API，允许应用程序获取可用的网络状态
* <p>
* netTyped 的结果
* @link #NETWORK_NO = -1; 当前无网络连接
* @link #NETWORK_WIFI = 1; wifi的情况下
* @link #NETWORK_2G = 2; 切换到2G环境下
* @link #NETWORK_3G = 3; 切换到3G环境下
* @link #NETWORK_4G = 4; 切换到4G环境下
* @link #NETWORK_UNKNOWN = 5; 未知网络
*/
public static int getNetWorkType(Context context) {
// 获取ConnectivityManager
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo ni = cm.getActiveNetworkInfo();// 获取当前网络状态
int netType = NETWORK_NO;
if (ni != null && ni.isConnectedOrConnecting()) {
switch (ni.getType()) {//获取当前网络的状态
case ConnectivityManager.TYPE_WIFI:// wifi的情况下
netType = NETWORK_WIFI;
// ToastUtil.toastShort("切换到wifi环境下");
break;
case ConnectivityManager.TYPE_MOBILE:
switch (ni.getSubtype()) {
case NETWORK_TYPE_GSM:
case TelephonyManager.NETWORK_TYPE_GPRS: // 联通2g
case TelephonyManager.NETWORK_TYPE_CDMA: // 电信2g
case TelephonyManager.NETWORK_TYPE_EDGE: // 移动2g
case TelephonyManager.NETWORK_TYPE_1xRTT:
case TelephonyManager.NETWORK_TYPE_IDEN:
netType = NETWORK_2G;
// ToastUtil.toastShort("切换到2G环境下");
break;
case TelephonyManager.NETWORK_TYPE_EVDO_A: // 电信3g
case TelephonyManager.NETWORK_TYPE_UMTS:
case TelephonyManager.NETWORK_TYPE_EVDO_0:
case TelephonyManager.NETWORK_TYPE_HSDPA:
case TelephonyManager.NETWORK_TYPE_HSUPA:
case TelephonyManager.NETWORK_TYPE_HSPA:
case TelephonyManager.NETWORK_TYPE_EVDO_B:
case TelephonyManager.NETWORK_TYPE_EHRPD:
case TelephonyManager.NETWORK_TYPE_HSPAP:
case NETWORK_TYPE_TD_SCDMA:
netType = NETWORK_3G;
// ToastUtil.toastShort("切换到3G环境下");
break;
case TelephonyManager.NETWORK_TYPE_LTE:
case NETWORK_TYPE_IWLAN:
netType = NETWORK_4G;
// ToastUtil.toastShort("切换到4G环境下");
break;
default:
String subtypeName = ni.getSubtypeName();
if (subtypeName.equalsIgnoreCase("TD-SCDMA")
|| subtypeName.equalsIgnoreCase("WCDMA")
|| subtypeName.equalsIgnoreCase("CDMA2000")) {
netType = NETWORK_3G;
} else {
netType = NETWORK_UNKNOWN;
}
// ToastUtil.toastShort("未知网络");
}
break;
default:
netType = 5;
// ToastUtil.toastShort("未知网络");
}
} else {
netType = NETWORK_NO;
// ToastUtil.toastShort("当前无网络连接");
}
return netType;
}
/**
* 获取当前的网络类型(WIFI,2G,3G,4G)
* <p>依赖上面的方法</p>
*
* @param context 上下文
* @return 网络类型名称
* <ul>
* <li>NETWORK_WIFI </li>
* <li>NETWORK_4G </li>
* <li>NETWORK_3G </li>
* <li>NETWORK_2G </li>
* <li>NETWORK_UNKNOWN</li>
* <li>NETWORK_NO </li>
* </ul>
*/
public static String getNetWorkTypeName(Context context) {
switch (getNetWorkType(context)) {
case NETWORK_WIFI:
return "NETWORK_WIFI";
case NETWORK_4G:
return "NETWORK_4G";
case NETWORK_3G:
return "NETWORK_3G";
case NETWORK_2G:
return "NETWORK_2G";
case NETWORK_NO:
return "NETWORK_NO";
default:
return "NETWORK_UNKNOWN";
}
}
/**
* 判断网络连接是否可用
*/
public static boolean isNetworkAvailable(Context context) {
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
if (cm == null) {
} else {
//如果仅仅是用来判断网络连接
//则可以使用 cm.getActiveNetworkInfo().isAvailable();
NetworkInfo[] info = cm.getAllNetworkInfo();
if (info != null) {
for (int i = 0; i < info.length; i++) {
if (info[i].getState() == NetworkInfo.State.CONNECTED) {
return true;
}
}
}
}
return false;
}
/**
* 判断网络是否可用
* 需添加权限
*
* @code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
*/
public static boolean isAvailable(Context context) {
NetworkInfo info = getActiveNetworkInfo(context);
return info != null && info.isAvailable();
}
/**
* 判断网络是否连接
* 需添加权限
*
* @code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
*/
public static boolean isConnected(Context context) {
NetworkInfo info = getActiveNetworkInfo(context);
return info != null && info.isConnected();
}
/**
* 判断是否有外网连接（普通方法不能判断外网的网络是否连接，比如连接上局域网）
* 不要在主线程使用，会阻塞线程
*/
public static final boolean ping() {
String result = null;
try {
String ip = "www.baidu.com";// ping 的地址，可以换成任何一种可靠的外网
Process p = Runtime.getRuntime().exec("ping -c 3 -w 100 " + ip);// ping网址3次
// 读取ping的内容，可以不加
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的状态
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;
}
/**
* 判断WIFI是否打开
*/
public static boolean isWifiEnabled(Context context) {
ConnectivityManager mgrConn = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
TelephonyManager mgrTel = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
return ((mgrConn.getActiveNetworkInfo() != null
&& mgrConn.getActiveNetworkInfo().getState() == NetworkInfo.State.CONNECTED)
|| mgrTel.getNetworkType() == TelephonyManager.NETWORK_TYPE_UMTS);
}
/**
* 判断网络连接方式是否为WIFI
*/
public static boolean isWifi(Context context) {
NetworkInfo networkINfo = getActiveNetworkInfo(context);
return networkINfo != null && networkINfo.getType() == ConnectivityManager.TYPE_WIFI;
}
/**
* 判断wifi是否连接状态
* <p>需添加权限 {@code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>}</p>
*
* @param context 上下文
* @return {@code true}: 连接<br>{@code false}: 未连接
*/
public static boolean isWifiConnected(Context context) {
ConnectivityManager cm = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
return cm != null && cm.getActiveNetworkInfo() != null
&& cm.getActiveNetworkInfo().getType() == ConnectivityManager.TYPE_WIFI;
}
/**
* 判断是否为3G网络
*/
public static boolean is3rd(Context context) {
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkINfo = cm.getActiveNetworkInfo();
return networkINfo != null
&& networkINfo.getType() == ConnectivityManager.TYPE_MOBILE;
}
/**
* 判断网络是否是4G
* 需添加权限
*
* @code <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
*/
public static boolean is4G(Context context) {
NetworkInfo info = getActiveNetworkInfo(context);
return info != null && info.isAvailable() && info.getSubtype() == TelephonyManager.NETWORK_TYPE_LTE;
}
// /**
// * GPS是否打开
// *
// * @param context
// * @return
// */
// public static boolean isGpsEnabled(Context context) {
// LocationManager lm = ((LocationManager) context.getSystemService(Context.LOCATION_SERVICE));
// List<String> accessibleProviders = lm.getProviders(true);
// return accessibleProviders != null && accessibleProviders.size() > 0;
// }
/*
* 下面列举几个可直接跳到联网设置的意图,供大家学习
*
* startActivity(new Intent(android.provider.Settings.ACTION_APN_SETTINGS));
* startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS));
*
* 用下面两种方式设置网络
*
* startActivity(new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS));
* startActivity(new Intent(android.provider.Settings.ACTION_WIRELESS_SETTINGS));
*/
/**
* 打开网络设置界面
* <p>3.0以下打开设置界面</p>
*
* @param context 上下文
*/
public static void openWirelessSettings(Context context) {
if (Build.VERSION.SDK_INT > 10) {
context.startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS));
} else {
context.startActivity(new Intent(android.provider.Settings.ACTION_WIRELESS_SETTINGS));
}
}
/**
* 获取活动网络信息
*
* @param context 上下文
* @return NetworkInfo
*/
private static NetworkInfo getActiveNetworkInfo(Context context) {
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
return cm.getActiveNetworkInfo();
}
/**
* 获取移动网络运营商名称
* <p>如中国联通、中国移动、中国电信</p>
*
* @param context 上下文
* @return 移动网络运营商名称
*/
public static String getNetworkOperatorName(Context context) {
TelephonyManager tm = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
return tm != null ? tm.getNetworkOperatorName() : null;
}
/**
* 获取移动终端类型
*
* @param context 上下文
* @return 手机制式
* <ul>
* <li>{@link TelephonyManager#PHONE_TYPE_NONE } : 0 手机制式未知</li>
* <li>{@link TelephonyManager#PHONE_TYPE_GSM } : 1 手机制式为GSM，移动和联通</li>
* <li>{@link TelephonyManager#PHONE_TYPE_CDMA } : 2 手机制式为CDMA，电信</li>
* <li>{@link TelephonyManager#PHONE_TYPE_SIP } : 3</li>
* </ul>
*/
public static int getPhoneType(Context context) {
TelephonyManager tm = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
return tm != null ? tm.getPhoneType() : -1;
}
}