4 files changed, 185 insertions, 0 deletions
diff --git a/master/src/main/java/com/orbekk/Broadcast.java b/master/src/main/java/com/orbekk/Broadcast.java
new file mode 100644
index 0000000..bacde0d
--- /dev/null
+++ b/master/src/main/java/com/orbekk/Broadcast.java
@@ -0,0 +1,55 @@
+package com.orbekk;
+
+import java.io.IOException;
+import java.net.DatagramPacket;
+import java.net.DatagramSocket;
+import java.net.InetAddress;
+import java.net.SocketException;
+import java.net.UnknownHostException;
+
+import org.apache.log4j.Logger;
+
+import android.content.Context;
+import android.net.DhcpInfo;
+import android.net.wifi.WifiManager;
+
+public class Broadcast {
+    private Context context;
+    private Logger logger = Logger.getLogger(getClass());
+    
+    public Broadcast(Context context) {
+        this.context = context;
+    }
+    
+    public InetAddress getBroadcastAddress() {
+        WifiManager wifi = (WifiManager)context.getSystemService(Context.WIFI_SERVICE);
+        DhcpInfo dhcp = wifi.getDhcpInfo();
+
+        int broadcast = (dhcp.ipAddress & dhcp.netmask) | ~dhcp.netmask;
+        byte[] quads = new byte[4];
+        for (int k = 0; k < 4; k++)
+          quads[k] = (byte) ((broadcast >> k * 8) & 0xFF);
+        try {
+            return InetAddress.getByAddress(quads);
+        } catch (UnknownHostException e) {
+            logger.warn("Failed to find broadcast address.");
+            return null;
+        }
+    }
+    
+    public boolean sendBroadcast(byte[] data, int port) {
+        try {
+            DatagramSocket socket = new DatagramSocket(port);
+            socket.setBroadcast(true);
+            DatagramPacket packet = new DatagramPacket(data, data.length, getBroadcastAddress(), port);
+            socket.send(packet);
+            return true;
+        } catch (SocketException e) {
+            logger.warn("Failed to send broadcast.", e.fillInStackTrace());
+            return false;
+        } catch (IOException e) {
+            logger.warn("Error when sending broadcast.", e.fillInStackTrace());
+            return false;
+        }
+    }
+}
+\ No newline at end of file
diff --git a/master/src/main/java/com/orbekk/ConfigureLog4J.java b/master/src/main/java/com/orbekk/ConfigureLog4J.java
new file mode 100644
index 0000000..e6b1ac5
--- /dev/null
+++ b/master/src/main/java/com/orbekk/ConfigureLog4J.java
@@ -0,0 +1,18 @@
+package com.orbekk;
+import org.apache.log4j.Level;
+import android.os.Environment;
+import de.mindpipe.android.logging.log4j.LogConfigurator;
+
+public class ConfigureLog4J {
+    static {
+        final LogConfigurator logConfigurator = new LogConfigurator();
+
+        logConfigurator.setFileName(Environment.getExternalStorageDirectory() + "myapp.log");
+        logConfigurator.setRootLevel(Level.DEBUG);
+        logConfigurator.setUseLogCatAppender(true);
+        // Set log level of a specific logger
+        // logConfigurator.setLevel("org.apache", Level.ERROR);
+        logConfigurator.configure();
+        System.err.println("GOT HERE.");
+    }
+}
+\ No newline at end of file
diff --git a/master/src/main/java/com/orbekk/HelloAndroidActivity.java b/master/src/main/java/com/orbekk/HelloAndroidActivity.java
new file mode 100644
index 0000000..a142214
--- /dev/null
+++ b/master/src/main/java/com/orbekk/HelloAndroidActivity.java
@@ -0,0 +1,62 @@
+package com.orbekk;
+
+import org.apache.log4j.Level;
+
+import de.mindpipe.android.logging.log4j.LogConfigurator;
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+
+public class HelloAndroidActivity extends Activity {
+
+    private static String TAG = "master";
+    private PingServer pingServer;
+    
+    private void configureLog4j() {
+        final LogConfigurator logConfigurator = new LogConfigurator();
+
+        //logConfigurator.setFileName(Environment.getExternalStorageDirectory() + "myapp.log");
+        logConfigurator.setRootLevel(Level.DEBUG);
+        logConfigurator.setUseLogCatAppender(true);
+        logConfigurator.setUseFileAppender(false);
+        // Set log level of a specific logger
+        // logConfigurator.setLevel("org.apache", Level.ERROR);
+        logConfigurator.configure();
+        System.err.println("GOT HERE.");
+    }
+    
+    /**
+     * Called when the activity is first created.
+     * @param savedInstanceState If the activity is being re-initialized after 
+     * previously being shut down then this Bundle contains the data it most 
+     * recently supplied in onSaveInstanceState(Bundle). <b>Note: Otherwise it is null.</b>
+     */
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        
+        System.setProperty("java.net.preferIPv4Stack", "true");
+        System.setProperty("java.net.preferIPv6Addresses", "false");
+        
+		Log.i(TAG, "onCreate");
+		configureLog4j();
+        setContentView(R.layout.main);
+
+        pingServer = PingServer.createPingServer(10080);
+        try {
+            pingServer.start();
+        } catch (Exception e) {
+            throw new RuntimeException(e.getMessage());
+        }
+        
+        Broadcast broadcast = new Broadcast(this);
+        broadcast.sendBroadcast("Broadcast test".getBytes(), 10010);
+    }
+    
+    @Override
+    protected void onDestroy() {
+        pingServer.stop();
+        super.onDestroy();
+    }
+}
+
diff --git a/master/src/main/java/com/orbekk/PingServer.java b/master/src/main/java/com/orbekk/PingServer.java
new file mode 100644
index 0000000..b1126d4
--- /dev/null
+++ b/master/src/main/java/com/orbekk/PingServer.java
@@ -0,0 +1,50 @@
+package com.orbekk;
+
+import org.apache.log4j.Logger;
+import org.eclipse.jetty.server.Server;
+
+import com.googlecode.jsonrpc4j.JsonRpcServer;
+import com.orbekk.rpc.PingService;
+import com.orbekk.rpc.PingServiceImpl;
+import com.orbekk.rpc.RpcHandler;
+
+public class PingServer {
+    Server server;
+    Logger logger = Logger.getLogger(getClass());
+
+    public PingServer(Server server) {
+        this.server = server;
+    }
+
+    public static PingServer createPingServer(int port) {
+        PingService service = new PingServiceImpl();
+        JsonRpcServer jsonServer = new JsonRpcServer(service, PingService.class);   
+
+        Server server = new Server(port);
+        RpcHandler rpcHandler = new RpcHandler(jsonServer);
+        server.setHandler(rpcHandler);
+
+        return new PingServer(server);
+    }
+
+    public void start() throws Exception {
+        logger.info("Starting server.");
+        server.start();
+    }
+
+    public void join() {
+        try {
+            server.join();
+        } catch (InterruptedException e) {
+            logger.info("Received InterruptException while waiting for server.", e.fillInStackTrace());
+        }
+    }
+    
+    public void stop() {
+        try {
+            server.stop();
+        } catch (Exception e) {
+            logger.warn("Exception when stopping server.", e.fillInStackTrace());
+        }
+    }
+}