Put necessary files in packages

Also fixed a small compile bug (can't use static in @BeforeEach)

go.bat

@@ -1,2 +1,3 @@
-gradlew --no-daemon run > output.txt 2> errors.txt
+gradlew --parallel --daemon run > output.txt 2> errors.txt
+START /min "C:\Program Files\Windows Media Player\wmplayer.exe" %windir%\media\Alarm07.wav
 rem find . -size 0 -type f

network/ChatterClient.java

@@ -5,6 +5,7 @@
 // {ValidateByHand}
 // Tests the ChatterServer by starting multiple
 // clients, each of which sends datagrams.
+package network;
 import java.net.*;
 import java.io.*;
 import onjava.*;

network/ChatterServer.java

@@ -4,6 +4,7 @@
 // Visit http://mindviewinc.com/Books/OnJava/ for more book information.
 // {ValidateByHand}
 // A server that echoes datagrams
+package network;
 import java.net.*;
 import java.io.*;
 import onjava.*;

network/Dgram.java

@@ -3,6 +3,7 @@
 // We make no guarantees that this code is fit for any purpose.
 // Visit http://mindviewinc.com/Books/OnJava/ for more book information.
 // Converts between Strings and DataGramPackets
+package network;
 import java.net.*;
 
 public class Dgram {

network/MultiSimpleClient.java

@@ -4,6 +4,7 @@
 // Visit http://mindviewinc.com/Books/OnJava/ for more book information.
 // Testing MultiSimpleServer with multiple clients.
 // {ValidateByHand}
+package network;
 import java.net.*;
 import java.io.*;
 import onjava.*;

network/MultiSimpleServer.java

@@ -4,6 +4,7 @@
 // Visit http://mindviewinc.com/Books/OnJava/ for more book information.
 // Uses threads to handle any number of clients.
 // {ValidateByHand}
+package network;
 import java.io.*;
 import java.net.*;
 import onjava.*;

network/SimpleClient.java

@@ -5,6 +5,7 @@
 // Sends lines to the server and
 // reads lines the server sends.
 // {ValidateByHand}
+package network;
 import java.net.*;
 import java.io.*;
 

network/SimpleServer.java

@@ -4,6 +4,7 @@
 // Visit http://mindviewinc.com/Books/OnJava/ for more book information.
 // Echoes what the client sends.
 // {ValidateByHand}
+package network;
 import java.io.*;
 import java.net.*;
 

network/WhoAmI.java

@@ -2,8 +2,7 @@
 // (c)2016 MindView LLC: see Copyright.txt
 // We make no guarantees that this code is fit for any purpose.
 // Visit http://mindviewinc.com/Books/OnJava/ for more book information.
-// Finds out your machine name and network address
-// when you're connected to the Internet
+// Discovers your machine name and network address.
 import java.net.*;
 
 public class WhoAmI {

network/tests/SimpleTcpTests.java

@@ -0,0 +1,45 @@
+// network/tests/SimpleTcpTests.java
+// (c)2016 MindView LLC: see Copyright.txt
+// We make no guarantees that this code is fit for any purpose.
+// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
+package network;
+import java.util.*;
+import java.util.stream.*;
+import org.junit.jupiter.api.*;
+import static org.junit.jupiter.api.Assertions.*;
+import onjava.*;
+
+public class SimpleTcpTests {
+
+  @BeforeAll
+  static void startMsg() {
+    System.out.println(">>> Network Tests <<<");
+  }
+
+  @BeforeEach
+  void setupServer () { }
+
+  @Test
+  void basicTest() throws Exception {
+    SimpleServer server = new SimpleServer();
+    SimpleClient client = new SimpleClient();
+    client.main(null);
+    assertTrue(false); // Fail until there are good assertions in the test
+  }
+
+  @Test
+  void multiTest() throws Exception {
+    MultiSimpleClient client = new MultiSimpleClient();
+    MultiSimpleServer server = new MultiSimpleServer();
+    client.main(null);
+    assertTrue(false); // Fail until there are good assertions in the test
+  }
+
+  @Test
+  void chatterTest() throws Exception {
+    ChatterServer server = new ChatterServer();
+    ChatterClient.main(null);
+    assertTrue(false); // Fail until there are good assertions in the test
+  }
+
+}