WifiManager、WifiInfo、WifiConfiguration集成类（五）

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关于Android WiFi，我写了5篇文章，讲解了在配置WiFi中用到的知识
WifiManager、ScanResult（一）
WifiInfo（二）
ConnectivityManager（三）
NetworkInfo和NetworkInfo.State（四）
WifiManager、WifiInfo、WifiConfiguration集成类（五）
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.net.wifi.WifiManager.WifiLock;import java.util.List;public class WifiAdmin {    // 定义WifiManager对象    private WifiManager mWifiManager;    // 定义WifiInfo对象    private WifiInfo mWifiInfo;    // 扫描出的网络连接列表    private List<ScanResult> mWifiList;    // 网络连接列表    private List<WifiConfiguration> mWifiConfiguration;    // 定义一个WifiLock    WifiLock mWifiLock;    // 构造器    public WifiAdmin(Context context) {        // 取得WifiManager对象        mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);        // 取得WifiInfo对象        mWifiInfo = mWifiManager.getConnectionInfo();    }    //重新得到wifi连接信息    public void InitWifiInfo()    {        mWifiInfo = mWifiManager.getConnectionInfo();    }    // 打开WIFI    public void openWifi() {        if (!mWifiManager.isWifiEnabled()) {            mWifiManager.setWifiEnabled(true);        }    }    // 关闭WIFI    public void closeWifi() {        if (mWifiManager.isWifiEnabled()) {            mWifiManager.setWifiEnabled(false);        }    }    // 检查当前WIFI状态    public int checkState() {        return mWifiManager.getWifiState();    }    // 锁定WifiLock    public void acquireWifiLock() {        mWifiLock.acquire();    }    // 解锁WifiLock    public void releaseWifiLock() {        // 判断时候锁定        if (mWifiLock.isHeld()) {            mWifiLock.acquire();        }    }    // 创建一个WifiLock    public void creatWifiLock() {        mWifiLock = mWifiManager.createWifiLock("WifiAdmin");  //Test    }    // 得到配置好的网络    public List<WifiConfiguration> getConfiguration() {        return mWifiConfiguration;    }    // 指定配置好的网络进行连接    public void connectConfiguration(int index) {        // 索引大于配置好的网络索引返回        if (index > mWifiConfiguration.size()) {            return;        }        // 连接配置好的指定ID的网络        mWifiManager.enableNetwork(mWifiConfiguration.get(index).networkId,                true);    }    public void startScan() {        mWifiManager.startScan();        // 得到扫描结果        mWifiList = mWifiManager.getScanResults();        // 得到配置好的网络连接        mWifiConfiguration = mWifiManager.getConfiguredNetworks();    }    public WifiManager getWifiManager(){        return mWifiManager;    }    // 得到网络列表    public List<ScanResult> getWifiList() {        return mWifiList;    }    // 查看扫描结果    public StringBuilder lookUpScan() {        StringBuilder stringBuilder = new StringBuilder();        for (int i = 0; i < mWifiList.size(); i++) {            stringBuilder                    .append("Index_" + new Integer(i + 1).toString() + ":");            // 将ScanResult信息转换成一个字符串包            // 其中把包括：BSSID、SSID、capabilities、frequency、level            stringBuilder.append((mWifiList.get(i)).toString());            stringBuilder.append("/n");        }        return stringBuilder;    }    // 得到IP地址 String    public String getIpAddress() {        return (mWifiInfo == null) ? "NULL" : intToIp(mWifiInfo.getIpAddress());    }    public String intToIp(int ip) {       return (ip & 0xFF) + "." + ((ip >> 8) & 0xFF) + "." + ((ip >> 16) & 0xFF) + "."              + ((ip >> 24) & 0xFF);    }    // 得到MAC地址    public String getMacAddress() {        return (mWifiInfo == null) ? "NULL" : mWifiInfo.getMacAddress();    }    // 得到接入点的BSSID    public String getBSSID() {        return (mWifiInfo == null) ? "NULL" : mWifiInfo.getBSSID();    }    // 得到IP地址int    public int getIPAddress() {        return (mWifiInfo == null) ? 0 : mWifiInfo.getIpAddress();    }    // 得到连接的ID    public int getNetworkId() {        return (mWifiInfo == null) ? 0 : mWifiInfo.getNetworkId();    }    /*得到当前连接名称*/    public String getwifiSSID() {        return (mWifiInfo == null) ? "NULL" : mWifiInfo.getSSID();    }    // 得到WifiInfo的所有信息包    public String getWifiInfo() {        return (mWifiInfo == null) ? "NULL" : mWifiInfo.toString();    }    // 添加一个网络并连接    public void addNetwork(WifiConfiguration wcg) {        int wcgID = mWifiManager.addNetwork(wcg);        boolean b = mWifiManager.enableNetwork(wcgID, true);        System.out.println("a--" + wcgID);        System.out.println("b--" + b);    }    // 断开指定ID的网络    public void disconnectWifi(int netId) {        mWifiManager.disableNetwork(netId);        mWifiManager.disconnect();    }    //创建WifiConfiguration ，如果已经存在指定SSID的WifiConfiguration ，就删除后新建    // 然后是一个实际应用方法，只验证过没有密码的情况：    public WifiConfiguration CreateWifiInfo(String SSID, String Password,            int Type) {        WifiConfiguration config = new WifiConfiguration();        config.allowedAuthAlgorithms.clear();        config.allowedGroupCiphers.clear();        config.allowedKeyManagement.clear();        config.allowedPairwiseCiphers.clear();        config.allowedProtocols.clear();        config.SSID = "\"" + SSID + "\"";        WifiConfiguration tempConfig = this.IsExsits(SSID);        if (tempConfig != null) {            mWifiManager.removeNetwork(tempConfig.networkId);        }        if (Type == 1) // WIFICIPHER_NOPASS        {            config.wepKeys[0] = "";            config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);            config.wepTxKeyIndex = 0;        }        if (Type == 2) // WIFICIPHER_WEP        {            config.hiddenSSID = true;            config.wepKeys[0] = "\"" + Password + "\"";            config.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.SHARED);            config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);            config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);            config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.WEP40);            config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.WEP104);            config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);            config.wepTxKeyIndex = 0;        }        if (Type == 3) // WIFICIPHER_WPA        {            config.preSharedKey = "\"" + Password + "\"";            config.hiddenSSID = true;            config.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.OPEN);            config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.TKIP);            config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);            config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.TKIP);            //config.allowedProtocols.set(WifiConfiguration.Protocol.WPA);            config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.CCMP);            config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.CCMP);            config.status = WifiConfiguration.Status.ENABLED;        }        return config;    }    public WifiConfiguration IsExsits(String SSID) {        List<WifiConfiguration> existingConfigs = mWifiManager                .getConfiguredNetworks();        for (WifiConfiguration existingConfig : existingConfigs) {            if (existingConfig.SSID.equals("\"" + SSID + "\"")) {                return existingConfig;            }        }        return null;    }}
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