-
Notifications
You must be signed in to change notification settings - Fork 16
/
WifiHelper.java
207 lines (186 loc) · 7.18 KB
/
WifiHelper.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
package com.classic.android.utils;
import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Context;
import android.net.wifi.ScanResult;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.support.annotation.NonNull;
import android.support.annotation.RequiresPermission;
import java.util.List;
/**
* 应用名称: BaseProject
* 包 名 称: com.classic.android.utils
*
* 文件描述: wifi工具类
* 创 建 人: 续写经典
* 创建时间: 2015/11/3 17:26
*/
@SuppressWarnings({"unused", "WeakerAccess"}) public final class WifiHelper {
/** wifi加密类型:无加密 */
public static final int WIFI_ENCRYPTION_TYPE_NONE = WifiConfiguration.KeyMgmt.NONE;
/** wifi加密类型:WEP/IEEE8021X加密 */
public static final int WIFI_ENCRYPTION_TYPE_WEP = WifiConfiguration.KeyMgmt.IEEE8021X;
/** wifi加密类型:PSK加密 */
public static final int WIFI_ENCRYPTION_TYPE_PSK = WifiConfiguration.KeyMgmt.WPA_PSK;
/** wifi加密类型:EAP加密 */
public static final int WIFI_ENCRYPTION_TYPE_EAP = WifiConfiguration.KeyMgmt.WPA_EAP;
private volatile static WifiHelper sWifiHelper;
private WifiManager mWifiManager;
private WifiHelper(Context context) {
mWifiManager = (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
}
public static WifiHelper getInstance(@NonNull Context context) {
if (null == sWifiHelper) {
synchronized (WifiHelper.class) {
if (null == sWifiHelper) {
sWifiHelper = new WifiHelper(context);
}
}
}
return sWifiHelper;
}
/**
* 获取wifi加密类型
*
* @return <pre>
* WIFI_ENCRYPTION_TYPE_WEP:WEP加密
* WIFI_ENCRYPTION_TYPE_PSK:PSK加密
* WIFI_ENCRYPTION_TYPE_EAP:EAP加密
* WIFI_ENCRYPTION_TYPE_NONE:无加密
* </pre>
*/
public static int getEncryptionType(@NonNull ScanResult scanResult) {
if (scanResult.capabilities.contains("WEP")) {
return WIFI_ENCRYPTION_TYPE_WEP;
} else if (scanResult.capabilities.contains("PSK")) {
return WIFI_ENCRYPTION_TYPE_PSK;
} else if (scanResult.capabilities.contains("EAP")) {
return WIFI_ENCRYPTION_TYPE_EAP;
}
return WIFI_ENCRYPTION_TYPE_NONE;
}
/**
* 启用/禁用 wifi
*/
@RequiresPermission(allOf = {Manifest.permission.CHANGE_WIFI_STATE,
Manifest.permission.ACCESS_WIFI_STATE})
public void setEnabled(boolean enabled) {
if (mWifiManager.getWifiState() == WifiManager.WIFI_STATE_ENABLING ||
mWifiManager.getWifiState() == WifiManager.WIFI_STATE_DISABLING) {
return;
}
mWifiManager.setWifiEnabled(enabled);
}
/**
* wifi是否打开
*/
@RequiresPermission(Manifest.permission.ACCESS_WIFI_STATE) public boolean isEnabled() {
return mWifiManager.getWifiState() == WifiManager.WIFI_STATE_ENABLING ||
mWifiManager.getWifiState() == WifiManager.WIFI_STATE_ENABLED;
}
/**
* 获取已连接过的wifi配置列表
*/
@RequiresPermission(Manifest.permission.ACCESS_WIFI_STATE)
public List<WifiConfiguration> getConfiguration() {
return mWifiManager.getConfiguredNetworks();
}
/**
* 扫描WiFi列表
*/
@RequiresPermission(allOf = {Manifest.permission.CHANGE_WIFI_STATE,
Manifest.permission.ACCESS_WIFI_STATE})
public List<ScanResult> getScanResults() {
List<ScanResult> list = null;
//开始扫描WiFi
boolean f = mWifiManager.startScan();
if (!f) {
getScanResults();
} else {
// 得到扫描结果
list = mWifiManager.getScanResults();
}
return list;
}
/**
* 获取当前连接的WIFI信息
*/
@RequiresPermission(Manifest.permission.ACCESS_WIFI_STATE) public WifiInfo getConnectionInfo() {
return mWifiManager.getConnectionInfo();
}
/**
* 连接未加密wifi
*/
@RequiresPermission(Manifest.permission.CHANGE_WIFI_STATE) public boolean connection(
@NonNull ScanResult scanResult) {
final WifiConfiguration config = new WifiConfiguration();
config.SSID = "\"" + scanResult.SSID + "\"";
config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
return connection(config);
}
/**
* 连接加密wifi
*/
@RequiresPermission(Manifest.permission.CHANGE_WIFI_STATE) public boolean connection(
@NonNull ScanResult scanResult, @NonNull String password) {
WifiConfiguration wifiConfiguration = new WifiConfiguration();
wifiConfiguration.SSID = "\"" + scanResult.SSID + "\"";
wifiConfiguration.preSharedKey = "\"" + password + "\"";
wifiConfiguration.hiddenSSID = true;
wifiConfiguration.status = WifiConfiguration.Status.ENABLED;
wifiConfiguration.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.OPEN);
wifiConfiguration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);
wifiConfiguration.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);
wifiConfiguration.allowedKeyManagement.set(getEncryptionType(scanResult));
wifiConfiguration.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP);
wifiConfiguration.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP);
wifiConfiguration.allowedProtocols.set(WifiConfiguration.Protocol.WPA);
return connection(wifiConfiguration);
}
/**
* 连接wifi
*/
@RequiresPermission(Manifest.permission.CHANGE_WIFI_STATE) public boolean connection(
@NonNull WifiConfiguration wifiConfiguration) {
int networkId = mWifiManager.addNetwork(wifiConfiguration);
if (networkId != -1) {
boolean result = mWifiManager.enableNetwork(networkId, true);
if (result) {
mWifiManager.saveConfiguration();
}
return result;
}
return false;
}
/**
* 是否配置过当前wifi
*/
@RequiresPermission(Manifest.permission.ACCESS_WIFI_STATE) public WifiConfiguration existConfig(
@NonNull ScanResult scanResult) {
// 查看该网络是否已经配置过
for (WifiConfiguration config : getConfiguration()) {
if (config.SSID.equals("\"" + scanResult.SSID + "\"")) {
return config;
}
}
return null;
}
/**
* 获取mac地址
*/
@SuppressLint("HardwareIds") @RequiresPermission(Manifest.permission.ACCESS_WIFI_STATE)
public String getMacAddress() {
WifiInfo info = mWifiManager.getConnectionInfo();
return info != null ? info.getMacAddress() : "";
}
/**
* 断开指定ID的wifi
*/
@RequiresPermission(Manifest.permission.CHANGE_WIFI_STATE)
public void disconnect(int networkId) {
mWifiManager.disableNetwork(networkId);
mWifiManager.disconnect();
}
}