public static Map getLocalMacMap() throws SocketException { Map macs = new HashMap(); for(Enumeration networks = NetworkInterface.getNetworkInterfaces(); networks.hasMoreElements();) { NetworkInterface ni = (NetworkInterface)networks.nextElement(); if(!ni.isVirtual() && !ni.isLoopback() && ni.supportsMulticast() && !ni.isPointToPoint()) { byte data[] = ni.getHardwareAddress(); if(data != null && data.length > 0) { String name = ni.getDisplayName(); String mac = parseMac(data); if(!macs.containsValue(mac)) { if(name == null || name.length() < 1) { StringBuilder sb = new StringBuilder(); sb.append("Common Network Connection"); sb.append("(Mac: ").append(mac).append(")"); name = sb.toString(); } macs.put(name, mac); } } } } return macs; }
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转载自xiaoyuwei.iteye.com/blog/1166312
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