modify default invocation to permit debug, confirm filenames work under windows

CoTreceiver/src/edu/nps/moves/cot/main/CoTMsgReceiver.java

@@ -37,6 +37,7 @@ import edu.nps.moves.cot.dis.CoTMsgParserDisRunner;
 import java.io.IOException;
 import java.io.PipedInputStream;
 import java.io.PipedOutputStream;
+import java.util.Arrays;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 import java.util.logging.Logger;
@@ -64,11 +65,14 @@ public class CoTMsgReceiver {
             Logger.getLogger(CoTMsgReceiver.class.getName()).log(Level.SEVERE, null, ex);
         }
     }//sleep
+    
+    static final String[] ARGS_DEFAULT = {"--performanceTestSendCoT", "udp", "localhost", "9999", "1", "1"};
 
     /**
      * @param args the command line arguments
      */
-    public static void main(String[] args) {
+    public static void main(String[] args)
+    {   
         
         System.out.print ("CoTMsgReceiver");   
         for (String arg:args)
@@ -77,7 +81,15 @@ public class CoTMsgReceiver {
         }
         System.out.println();
         
-        boolean isTcp = args[1].equalsIgnoreCase("tcp");
+        boolean isTcp = false;
+        if (args.length > 0)
+        {
+            isTcp = args[1].equalsIgnoreCase("tcp");
+        }
+        else
+        {
+            System.out.println ("CoTMsgReceiver invoked without parameter args, using default args " + Arrays.toString(ARGS_DEFAULT));
+        }
 
         // - Create a custom CoTparser class. See CustomCoTparser.java.
         // - Override the coTeventHandler() to add your custom CoT data handling.
@@ -95,28 +107,40 @@ public class CoTMsgReceiver {
         connectors.addCoTparser(disr);
 
         // - Common usage example:
-        System.out.println("\n\nStarting listener pool\n");
+        System.out.println("\nStarting listener pool\n");
         
-        if (isTcp) {
+        if (isTcp) 
+        {
             connectors.addTcpListener(CoTtcpListener.DEFAULT_COT_TCP_PORT);
-            connectors.startListener(CoTtcpListener.DEFAULT_COT_TCP_PORT);
-        } else {
+            connectors.startListener (CoTtcpListener.DEFAULT_COT_TCP_PORT);
+        } 
+        else 
+        {
             connectors.addUdpListener(CoTudpListener.DEFAULT_COT_UDP_PORT); // default packet size 1024
-            connectors.startListener(CoTudpListener.DEFAULT_COT_UDP_PORT);
+            connectors.startListener (CoTudpListener.DEFAULT_COT_UDP_PORT);
         }
         
-        PipedOutputStream out = null;
+        PipedOutputStream pipedOutputStream = null;
         
         // Redirect an output stream to be read by an input stream in order to
         // stop the TCP listener
         try {
-            out = new PipedOutputStream(); 
-            System.setIn(new PipedInputStream(out));
-        } catch (IOException ex) {}
+            pipedOutputStream = new PipedOutputStream(); 
+            System.setIn(new PipedInputStream(pipedOutputStream));
+        } 
+        catch (IOException ioe) 
+        {
+            System.out.println("*** pipedOutputStream ioe " + ioe.getMessage());
+        }
         
         // Start the CoT message generator/server
         Runnable r = () -> {
-            com.aciedge.cotplitool.Main.main(args);
+            // odd invocation avoids resetting empty args array, which can provoke following obscure Java error
+            //      error: local variables referenced from a lambda expression must be final or effectively final
+            //      com.aciedge.cotplitool.Main.main(args);
+            if  (args.length > 0)
+                 com.aciedge.cotplitool.Main.main(args);
+            else com.aciedge.cotplitool.Main.main(ARGS_DEFAULT);
         };
         Thread t = new Thread(r);
         t.setDaemon(true);
@@ -125,7 +149,7 @@ public class CoTMsgReceiver {
         // TODO: can make this another input argument
         sleep(5L); // default to 5 seconds of operation
         
-        System.out.println("\n\nStopping listener pool\n");
+        System.out.println("\nStopping listener pool\n");
         
         if (isTcp)
             connectors.stopListener(CoTtcpListener.DEFAULT_COT_TCP_PORT);
@@ -134,8 +158,8 @@ public class CoTMsgReceiver {
         
         // Issue the CoT message generator/server quit/exit command
         try {
-            if (out != null)
-                out.write("quit\n".getBytes("utf-8"));
+            if (pipedOutputStream != null)
+                pipedOutputStream.write("quit\n".getBytes("utf-8"));
         } catch (IOException ex) {}
         
         // Shutdown the DIS listerner