判断网络连接状态

/**

* 判断网络连接状态

public static boolean isNetworkAvailable(Context context) {

ConnectivityManager cwjManager = (ConnectivityManager) context

.getSystemService(Context.CONNECTIVITY_SERVICE);

NetworkInfo info = cwjManager.getActiveNetworkInfo();

if (info != null && info.isConnected()) {

CustomizedCustomToast.makeText(mContext, "Network Available",

Toast.LENGTH_LONG).show();

return true;

} else {

CustomizedCustomToast.makeText(mContext, "Network unAvailable",

Toast.LENGTH_LONG).show();

return false;

}

时间： 2024-08-09 00:22:56

判断网络连接状态的相关文章

Android判断网络连接状态

需要相关权限 <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/><uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/><uses-permission android:name="android.permission.INTERNET"/

android设备判断网络连接状态

android开发中,在做网络请求前判断当前网络连接状态有时很有必要.本文将介绍如何获取android设备当前网络连接状态! 所需权限(AndroidManifest.xml文件中添加): <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> Java代码(MainActivity.java文件) package com.example.androidtest; import a

android判断网络连接状态、联网类型、运营商

/** * 获取上网方式 * * @param mContext * @return */ public static String getNetType(Context mContext) { String netType = ""; ConnectivityManager connectionManager = (ConnectivityManager) mContext .getSystemService(Context.CONNECTIVITY_SERVICE); Networ

iOS 判断网络连接状态的几种方法

p.p1 { margin: 0.0px 0.0px 0.0px 0.0px; font: 14.0px "PingFang SC"; color: #801b80 } p.p2 { margin: 0.0px 0.0px 0.0px 0.0px; font: 16.0px "Comic Sans MS"; color: #801b80 } p.p3 { margin: 0.0px 0.0px 0.0px 0.0px; font: 14.0px Arial; col

广播接受者判断网络连接状态

需求:网络连接分三种状态:无网络.移动数据.WIFI public class ConnectionChangeReceiver extends BroadcastReceiver { private AlertDialog alertDialog; //标记的作用是为了避免对话框弹出多次 private boolean isConnect = false;//标记是否连接 private boolean isGPRS = false;//标记连接方式是移动网络 private boolean

iOS开发——Reachability和AFNetworking判断网络连接状态

一.Reachability // 监听网络状态改变的通知 [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(networkStateChange) name:kReachabilityChangedNotification object:nil]; // 创建Reachability self.conn = [Reachability reachabilityForInternetConnecti

android 获取并判断网络连接状态

/*添加权限*/<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"></uses-permission>/*在需要判断网络的地方添加和调用以下方法*/ public boolean isNetworkAvilable(Context context){ ConnectivityManager connectivityManager = (ConnectivityManag

iOS之Reachability和AFN判断网络连接状态

1.Reachability // 监听网络状态改变的通知 [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(networkStateChange) name:kReachabilityChangedNotification object:nil]; // 创建Reachability self.conn = [Reachability reachabilityForInternetConnecti

iOS 判断网络连接状态

typedef enum { NETWORK_TYPE_NONE= 0, NETWORK_TYPE_2G= 1, NETWORK_TYPE_3G= 2, NETWORK_TYPE_4G= 3, NETWORK_TYPE_5G= 4,// 5G目前为猜测结果 NETWORK_TYPE_WIFI= 5, }NETWORK_TYPE; - (NETWORK_TYPE)getNetworkTypeFromStatusBar { UIApplication *app = [UIApplication s