程序设置android的wifi静态ip

package com.example.mywifi; import java.lang.reflect.Constructor; import java.lang.reflect.Field; import java.lang.reflect.InvocationTargetException; import java.net.InetAddress; import java.util.ArrayList; import java.util.List; 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 android.widget.Toast; public class WifiFunction { // 定义一个WifiManager对象 private static WifiManager meWifiManager; // 定义一个WifiInfo对象 private WifiInfo meWifiInfo; // 扫描出的网络连接列表 private List<ScanResult> meWifiList; // 网络连接列表 private List<WifiConfiguration> meWifiConfigurations; WifiLock meWifiLock; public WifiFunction(Context context) { // 取得WifiManager对象 meWifiManager = (WifiManager) context .getSystemService(Context.WIFI_SERVICE); // 取得WifiInfo对象 meWifiInfo = meWifiManager.getConnectionInfo(); } // 打开wifi public void openWifi() { if (!meWifiManager.isWifiEnabled()) { meWifiManager.setWifiEnabled(true); } } // 关闭wifi public void closeWifi() { if (!meWifiManager.isWifiEnabled()) { meWifiManager.setWifiEnabled(false); } } // 检查当前wifi状态 public int checkState() { return meWifiManager.getWifiState(); } // 锁定wifiLock public void acquireWifiLock() { meWifiLock.acquire(); } // 解锁wifiLock public void releaseWifiLock() { // 判断是否锁定 if (meWifiLock.isHeld()) { meWifiLock.acquire(); } } // 创建一个wifiLock public void createWifiLock() { meWifiLock = meWifiManager.createWifiLock("test"); } // 得到配置好的网络 public List<WifiConfiguration> getConfiguration() { return meWifiConfigurations; } // 指定配置好的网络进行连接 public void connetionConfiguration(int index) { if (index > meWifiConfigurations.size()) { return; } // 连接配置好指定ID的网络 meWifiManager.enableNetwork(meWifiConfigurations.get(index).networkId, true); } public void startScan() { meWifiManager.startScan(); // 得到扫描结果 meWifiList = meWifiManager.getScanResults(); // 得到配置好的网络连接 meWifiConfigurations = meWifiManager.getConfiguredNetworks(); } // 得到网络列表 public List<ScanResult> getWifiList() { return meWifiList; } // 查看扫描结果 public StringBuffer lookUpScan() { StringBuffer sb = new StringBuffer(); for (int i = 0; i < meWifiList.size(); i++) { sb.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 sb.append((meWifiList.get(i)).toString()).append("\n"+"~"); } return sb; } public String getMacAddress() { return (meWifiInfo == null) ? "NULL" : meWifiInfo.getMacAddress(); } public String getBSSID() { return (meWifiInfo == null) ? "NULL" : meWifiInfo.getBSSID(); } public int getIpAddress() { return (meWifiInfo == null) ? 0 : meWifiInfo.getIpAddress(); } // 得到连接的ID public int getNetWordId() { return (meWifiInfo == null) ? 0 : meWifiInfo.getNetworkId(); } // 得到wifiInfo的所有信息 public String getWifiInfo() { return (meWifiInfo == null) ? "NULL" : meWifiInfo.toString(); } // 添加一个网络并连接 public void addNetWork(WifiConfiguration configuration) { int wcgId = meWifiManager.addNetwork(configuration); meWifiManager.enableNetwork(wcgId, true); } // 断开指定ID的网络 public void disConnectionWifi(int netId) { meWifiManager.disableNetwork(netId); meWifiManager.disconnect(); } // 密码连接方式 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 + "\""; 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 static WifiConfiguration IsExsits(String SSID) { List<WifiConfiguration> existingConfigs = meWifiManager .getConfiguredNetworks(); for (WifiConfiguration existingConfig : existingConfigs) { if (existingConfig.SSID.equals("\"" + SSID + "\"")) { return existingConfig; } } return null; } public static void setIpAssignment(String assign, WifiConfiguration wifiConf) throws SecurityException, IllegalArgumentException, NoSuchFieldException, IllegalAccessException { setEnumField(wifiConf, assign, "ipAssignment"); } public static void setIpAddress(InetAddress addr, int prefixLength, WifiConfiguration wifiConf) throws SecurityException, IllegalArgumentException, NoSuchFieldException, IllegalAccessException, NoSuchMethodException, ClassNotFoundException, InstantiationException, InvocationTargetException { Object linkProperties = getField(wifiConf, "linkProperties"); if (linkProperties == null) return; Class laClass = Class.forName("android.net.LinkAddress"); Constructor laConstructor = laClass.getConstructor(new Class[] { InetAddress.class, int.class }); Object linkAddress = laConstructor.newInstance(addr, prefixLength); ArrayList mLinkAddresses = (ArrayList) getDeclaredField(linkProperties, "mLinkAddresses"); mLinkAddresses.clear(); mLinkAddresses.add(linkAddress); } public static void setGateway(InetAddress gateway, WifiConfiguration wifiConf) throws SecurityException, IllegalArgumentException, NoSuchFieldException, IllegalAccessException, ClassNotFoundException, NoSuchMethodException, InstantiationException, InvocationTargetException { Object linkProperties = getField(wifiConf, "linkProperties"); if (linkProperties == null) return; Class routeInfoClass = Class.forName("android.net.RouteInfo"); Constructor routeInfoConstructor = routeInfoClass .getConstructor(new Class[] { InetAddress.class }); Object routeInfo = routeInfoConstructor.newInstance(gateway); ArrayList mRoutes = (ArrayList) getDeclaredField(linkProperties, "mRoutes"); mRoutes.clear(); mRoutes.add(routeInfo); } public static void setDNS(InetAddress dns, WifiConfiguration wifiConf) throws SecurityException, IllegalArgumentException, NoSuchFieldE