wildfire chat server source initial submit

2019-03-16 17:04:23 +08:00
parent e59217bd10
commit cab3ca0916
1466 changed files with 528862 additions and 15919 deletions
@@ -0,0 +1,62 @@
+/*
+ * This file is part of the Wildfire Chat package.
+ * (c) Heavyrain2012 <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+package win.liyufan.im;
+
+import org.slf4j.Logger;
+
+import java.net.*;
+import java.util.Enumeration;
+
+public class Utility {
+    public static InetAddress getLocalAddress(){
+        try {
+            Enumeration<NetworkInterface> b = NetworkInterface.getNetworkInterfaces();
+            while( b.hasMoreElements()){
+                for ( InterfaceAddress f : b.nextElement().getInterfaceAddresses())
+                    if ( f.getAddress().isSiteLocalAddress())
+                        return f.getAddress();
+            }
+        } catch (SocketException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public static void printExecption(Logger LOG, Exception e) {
+        String message = "";
+
+        for(StackTraceElement stackTraceElement : e.getStackTrace()) {
+            message = message + System.lineSeparator() + stackTraceElement.toString();
+        }
+        LOG.error("Exception: {}", e.getMessage());
+        LOG.error(message);
+    }
+
+    public static String getMacAddress() throws UnknownHostException,
+        SocketException {
+        InetAddress ipAddress = InetAddress.getLocalHost();
+        NetworkInterface networkInterface = NetworkInterface
+            .getByInetAddress(ipAddress);
+        byte[] macAddressBytes = networkInterface.getHardwareAddress();
+        StringBuilder macAddressBuilder = new StringBuilder();
+
+        for (int macAddressByteIndex = 0; macAddressByteIndex < macAddressBytes.length; macAddressByteIndex++) {
+            String macAddressHexByte = String.format("%02X",
+                macAddressBytes[macAddressByteIndex]);
+            macAddressBuilder.append(macAddressHexByte);
+
+            if (macAddressByteIndex != macAddressBytes.length - 1)
+            {
+                macAddressBuilder.append(":");
+            }
+        }
+
+        return macAddressBuilder.toString();
+    }
+}