android判断网络状态、网络运营商、网络类型

package com.yikdata.main.yikdata.network; import android.content.Context; import android.content.Intent; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.provider.Settings; import android.telephony.TelephonyManager; /** * ClassName：NetWorkUtil Description：是检测网络的一个工具包 Author：KevinLee Date：2015/8/10 * 0010 Time:下午 3:44 */ public class NetWorkUtil { /** * 网络是否可用 * * @param context * @return */ public static boolean isNetworkAvailable(Context context) { ConnectivityManager mgr = (ConnectivityManager) context .getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo[] info = mgr.getAllNetworkInfo(); if (info != null) { for (int i = 0; i < info.length; i++) { if (info[i].getState() == NetworkInfo.State.CONNECTED) { return true; } } } return false; } /** * 判断是否有网络连接 * * @param context * @return */ 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 mNetworkInfo.isAvailable(); } } return false; } /** * 判断WIFI网络是否可用 * * @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.isAvailable(); } } return false; } /** * 判断MOBILE网络是否可用 * * @param context * @return */ 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 mMobileNetworkInfo.isAvailable(); } } return false; } /** * 获取运营商名字 */ public static String getOperatorName(Context context) { String operatorName = null; TelephonyManager telephonyManager = (TelephonyManager) context .getSystemService(Context.TELEPHONY_SERVICE); String operator = telephonyManager.getSimOperator(); if (operator != null) { if (operator.equals("46000") || operator.equals("46002")) { operatorName = "中国移动"; } else if (operator.equals("46001")) { operatorName = "中国联通"; } else if (operator.equals("46003")) { operatorName = "中国电信"; } } else { operatorName = "无sim卡"; } return operatorName; } /** * 获取网络类型 * * @return */ public static String getNetworkCategory(Context context) { String category = null; NetState state = isConnected(context); switch (state) { case NET_NO: category = "没有网络连接"; break; case NET_2G: category = "2g网络"; break; case NET_3G: category = "3g网络"; break; case NET_4G: category = "4g网络"; break; case NET_WIFI: category = "WIFI网络"; break; case NET_UNKNOWN: category = "未知网络"; break; default: category = "不知道什么情况~>_<~"; } return category; } /** * 判断当前是否网络连接,以及连接的网络的类型 * * @param context * @return 状态码 */ public static NetState isConnected(Context context) { NetState stateCode = NetState.NET_NO; ConnectivityManager cm = (ConnectivityManager) context .getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo ni = cm.getActiveNetworkInfo(); if (ni != null && ni.isConnectedOrConnecting()) { switch (ni.getType()) { case ConnectivityManager.TYPE_WIFI: stateCode = NetState.NET_WIFI; break; case ConnectivityManager.TYPE_MOBILE: switch (ni.getSubtype()) { 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: stateCode = NetState.NET_2G; 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: stateCode = NetState.NET_3G; break; case TelephonyManager.NETWORK_TYPE_LTE: stateCode = NetState.NET_4G; break; default: stateCode = NetState.NET_UNKNOWN; } break; default: stateCode = NetState.NET_UNKNOWN; } } return stateCode; } /** * 打开网络设置界面 */ public static void openSetting(Context context) { // 跳转到系统的网络设置界面 Intent intent = null; // 先判断当前系统版本 if (android.os.Build.VERSION.SDK_INT > 10) { // 3.0以上 intent = new Intent(Settings.ACTION_WIRELESS_SETTINGS); } else { intent = new Intent(); intent.setClassName("com.android.settings", "com.android.settings.WirelessSettings"); } context.startActivity(intent); } }