Initial data commit

Task/MAC-vendor-lookup/Java/mac-vendor-lookup-1.java

@@ -0,0 +1,48 @@
+package com.jamesdonnell.MACVendor;
+
+import java.io.BufferedReader;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+
+/** MAC Vendor Lookup class.
+ * www.JamesDonnell.com
+ * @author James A. Donnell Jr. */
+public class Lookup {
+	/** Base URL for API. The API from www.macvendors.com was chosen. */
+	private static final String baseURL = "http://api.macvendors.com/";
+
+	/** Performs lookup on MAC address(es) supplied in arguments.
+	 * @param args MAC address(es) to lookup. */
+	public static void main(String[] args) {
+		for (String arguments : args)
+			System.out.println(arguments + ": " + get(arguments));
+	}
+
+	/** Performs lookup on supplied MAC address.
+	 * @param macAddress MAC address to lookup.
+	 * @return Manufacturer of MAC address. */
+	private static String get(String macAddress) {
+		try {
+			StringBuilder result = new StringBuilder();
+			URL url = new URL(baseURL + macAddress);
+			HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+			conn.setRequestMethod("GET");
+			BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
+			String line;
+			while ((line = rd.readLine()) != null) {
+				result.append(line);
+			}
+			rd.close();
+			return result.toString();
+		} catch (FileNotFoundException e) {
+			// MAC not found
+			return "N/A";
+		} catch (IOException e) {
+			// Error during lookup, either network or API.
+			return null;
+		}
+	}
+}