https://github.com/AriaLyy/Aria/issues/123 ，重试失败任务添加网络状态判断，网络未连接，将会重试失败 https://github.com/AriaLyy/Aria/issues/119pull/330/head
AriaLyy
7 years ago
parent
29aba07205
commit
21594d736c
@ -0,0 +1,136 @@ |
||||
/* |
||||
* Licensed to the Apache Software Foundation (ASF) under one |
||||
* or more contributor license agreements. See the NOTICE file |
||||
* distributed with this work for additional information |
||||
* regarding copyright ownership. The ASF licenses this file |
||||
* to you under the Apache License, Version 2.0 (the |
||||
* "License"); you may not use this file except in compliance |
||||
* with the License. You may obtain a copy of the License at |
||||
* |
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
* |
||||
* Unless required by applicable law or agreed to in writing, software |
||||
* distributed under the License is distributed on an "AS IS" BASIS, |
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
||||
* See the License for the specific language governing permissions and |
||||
* limitations under the License. |
||||
*/ |
||||
package com.arialyy.aria.util; |
||||
|
||||
import android.content.Context; |
||||
import android.net.ConnectivityManager; |
||||
import android.net.NetworkInfo; |
||||
import android.telephony.TelephonyManager; |
||||
import android.text.TextUtils; |
||||
|
||||
/** |
||||
* 跟网络相关的工具类 |
||||
*/ |
||||
public class NetUtils { |
||||
|
||||
/** |
||||
* 没有网络 |
||||
*/ |
||||
public static final int NETWORK_TYPE_INVALID = 0; |
||||
/** |
||||
* wap网络 |
||||
*/ |
||||
public static final int NETWORK_TYPE_WAP = 1; |
||||
/** |
||||
* 2G网络 |
||||
*/ |
||||
public static final int NETWORK_TYPE_2G = 2; |
||||
/** |
||||
* 3G和3G以上网络，或统称为快速网络 |
||||
*/ |
||||
public static final int NETWORK_TYPE_3G = 3; |
||||
/** |
||||
* wifi网络 |
||||
*/ |
||||
public static final int NETWORK_TYPE_WIFI = 4; |
||||
|
||||
/** |
||||
* 判断网络是否连接 |
||||
*/ |
||||
public static boolean isConnected(Context context) { |
||||
ConnectivityManager cm = |
||||
(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); |
||||
NetworkInfo ni = cm.getActiveNetworkInfo(); |
||||
return ni != null && ni.isConnectedOrConnecting(); |
||||
} |
||||
|
||||
/** |
||||
* 判断是否是wifi连接 |
||||
*/ |
||||
public static boolean isWifi(Context context) { |
||||
return getNetWorkType(context) == NETWORK_TYPE_WIFI; |
||||
} |
||||
|
||||
/** |
||||
* 获取网络状态，wifi,wap,2g,3g. |
||||
* |
||||
* @param context 上下文 |
||||
* @return int 网络状态 {@link #NETWORK_TYPE_2G},{@link #NETWORK_TYPE_3G}, |
||||
* {@link #NETWORK_TYPE_INVALID},{@link #NETWORK_TYPE_WAP},{@link #NETWORK_TYPE_WIFI} |
||||
*/ |
||||
public static int getNetWorkType(Context context) { |
||||
int netWorkType = -1; |
||||
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")) { |
||||
netWorkType = NETWORK_TYPE_WIFI; |
||||
} else if (type.equalsIgnoreCase("MOBILE")) { |
||||
String proxyHost = android.net.Proxy.getDefaultHost(); |
||||
netWorkType = TextUtils.isEmpty(proxyHost) ? (isFastMobileNetwork(context) ? NETWORK_TYPE_3G |
||||
: NETWORK_TYPE_2G) : NETWORK_TYPE_WAP; |
||||
} |
||||
} else { |
||||
netWorkType = NETWORK_TYPE_INVALID; |
||||
} |
||||
return netWorkType; |
||||
} |
||||
|
||||
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; |
||||
} |
||||
} |
||||
} |
||||
Loading…
Reference in new issue