Can now start a TCP server with port 0 (automatically select a port).

h2/src/main/org/h2/server/Service.java

@@ -75,4 +75,12 @@ public interface Service {
      * @return the type
      */
     String getType();
+
+    /**
+     * Gets the port this service is listening on.
+     * 
+     * @return the port
+     */
+    int getPort();
+
 }

h2/src/main/org/h2/server/TcpServer.java

@@ -64,7 +64,6 @@ public class TcpServer implements Service {
     private ServerSocket serverSocket;
     private Set running = Collections.synchronizedSet(new HashSet());
     private String baseDir;
-    private String url;
     private boolean allowOthers;
     private boolean ifExists;
     private Connection managementDb;
@@ -187,11 +186,14 @@ public class TcpServer implements Service {
             }
         }
         org.h2.Driver.load();
-        url = (ssl ? "ssl" : "tcp") + "://" + NetUtils.getLocalAddress() + ":" + port;
     }
 
     public String getURL() {
-        return url;
+        return (ssl ? "ssl" : "tcp") + "://" + NetUtils.getLocalAddress() + ":" + port;
+    }
+
+    public int getPort() {
+        return port;
     }
 
     /**
@@ -210,6 +212,7 @@ public class TcpServer implements Service {
 
     public synchronized void start() throws SQLException {
         serverSocket = NetUtils.createServerSocket(port, ssl);
+        port = serverSocket.getLocalPort();
         initManagementDb();
     }
 

h2/src/main/org/h2/server/ftp/FtpServer.java

@@ -246,12 +246,17 @@ public class FtpServer implements Service {
     public String getURL() {
         return "ftp://" + NetUtils.getLocalAddress() + ":" + port;
     }
+    
+    public int getPort() {
+        return port;
+    }
 
     public void start() throws SQLException {
         fs = FileSystem.getInstance(root);
         root = fs.normalize(root);
         fs.mkdirs(root);
         serverSocket = NetUtils.createServerSocket(port, false);
+        port = serverSocket.getLocalPort();
     }
 
     public void stop() {

h2/src/main/org/h2/server/pg/PgServer.java

@@ -43,7 +43,6 @@ public class PgServer implements Service {
     private ServerSocket serverSocket;
     private Set running = Collections.synchronizedSet(new HashSet());
     private String baseDir;
-    private String url;
     private boolean allowOthers;
     private boolean ifExists;
 
@@ -77,8 +76,6 @@ public class PgServer implements Service {
             }
         }
         org.h2.Driver.load();
-        url = "pg://" + NetUtils.getLocalAddress() + ":" + port;
-
 //        int testing;
 //        log = true;
     }
@@ -119,7 +116,11 @@ public class PgServer implements Service {
     }
 
     public String getURL() {
-        return url;
+        return "pg://" + NetUtils.getLocalAddress() + ":" + port;
+    }
+    
+    public int getPort() {
+        return port;
     }
 
     private boolean allow(Socket socket) {

h2/src/main/org/h2/server/web/WebServer.java

@@ -464,7 +464,7 @@ public class WebServer implements Service {
         return ssl;
     }
 
-    int getPort() {
+    public int getPort() {
         return port;
     }