12 files changed, 97 insertions, 29 deletions

diff --git a/modules/exception/src/main/java/market/guess/exception/GuessMarketException.java b/modules/api/src/main/java/market/guess/exception/GuessMarketException.java
index 68a3053..68a3053 100644
--- a/modules/exception/src/main/java/market/guess/exception/GuessMarketException.java
+++ b/modules/api/src/main/java/market/guess/exception/GuessMarketException.java
diff --git a/modules/api/src/test/java/com/example/AppTest.java b/modules/api/src/test/java/market/guess/api/AppTest.java
index 0b08c28..0b08c28 100644
--- a/modules/api/src/test/java/com/example/AppTest.java
+++ b/modules/api/src/test/java/market/guess/api/AppTest.java
diff --git a/modules/engine/src/main/java/market/guess/engine/TradingMechanism.java b/modules/engine/src/main/java/market/guess/engine/TradingMechanism.java
index 5a235ed..2f97a2f 100644
--- a/modules/engine/src/main/java/market/guess/engine/TradingMechanism.java
+++ b/modules/engine/src/main/java/market/guess/engine/TradingMechanism.java
@@ -4,4 +4,12 @@ import java.math.BigDecimal;
 
 public interface TradingMechanism {
   BigDecimal initialCost();
+
+  void onOpen();
+
+  void submit();
+
+  void marketState();
+
+  void settle();
 }
diff --git a/modules/engine/src/main/java/market/guess/engine/mechanism/LmsrTradingMechanism.java b/modules/engine/src/main/java/market/guess/engine/mechanism/LmsrTradingMechanism.java
index 93826b7..99a26ab 100644
--- a/modules/engine/src/main/java/market/guess/engine/mechanism/LmsrTradingMechanism.java
+++ b/modules/engine/src/main/java/market/guess/engine/mechanism/LmsrTradingMechanism.java
@@ -10,4 +10,28 @@ public class LmsrTradingMechanism implements TradingMechanism {
     // TODO Auto-generated method stub
     throw new UnsupportedOperationException("Unimplemented method 'initialCost'");
   }
+
+  @Override
+  public void onOpen() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'onOpen'");
+  }
+
+  @Override
+  public void submit() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'submit'");
+  }
+
+  @Override
+  public void marketState() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'marketState'");
+  }
+
+  @Override
+  public void settle() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'settle'");
+  }
 }
diff --git a/modules/engine/src/main/java/market/guess/engine/mechanism/OrderBookMechanism.java b/modules/engine/src/main/java/market/guess/engine/mechanism/OrderBookMechanism.java
index 079b204..be675ba 100644
--- a/modules/engine/src/main/java/market/guess/engine/mechanism/OrderBookMechanism.java
+++ b/modules/engine/src/main/java/market/guess/engine/mechanism/OrderBookMechanism.java
@@ -10,4 +10,28 @@ public class OrderBookMechanism implements TradingMechanism {
     // TODO Auto-generated method stub
     throw new UnsupportedOperationException("Unimplemented method 'initialCost'");
   }
+
+  @Override
+  public void onOpen() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'onOpen'");
+  }
+
+  @Override
+  public void submit() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'submit'");
+  }
+
+  @Override
+  public void marketState() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'marketState'");
+  }
+
+  @Override
+  public void settle() {
+    // TODO Auto-generated method stub
+    throw new UnsupportedOperationException("Unimplemented method 'settle'");
+  }
 }
diff --git a/modules/engine/src/test/java/com/example/AppTest.java b/modules/engine/src/test/java/com/example/AppTest.java
deleted file mode 100644
index 0b08c28..0000000
--- a/modules/engine/src/test/java/com/example/AppTest.java
+++ /dev/null
@@ -1,3 +0,0 @@
-package com.example;
-
-public class AppTest {}
diff --git a/modules/engine/src/test/java/market/guess/engine/AppTest.java b/modules/engine/src/test/java/market/guess/engine/AppTest.java
new file mode 100644
index 0000000..b4531c0
--- /dev/null
+++ b/modules/engine/src/test/java/market/guess/engine/AppTest.java
@@ -0,0 +1,3 @@
+package market.guess.engine;
+
+public class AppTest {}
diff --git a/modules/exception/.classpath b/modules/exception/.classpath
deleted file mode 100644
index 7f8bc25..0000000
--- a/modules/exception/.classpath
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-    <!-- Defines your source folder -->
-  <classpathentry kind="src" output="bin/classes" path="src/main/java"> 
-    <attributes>
-      <attribute name="optional" value="true"/>
-  </attributes>
-  </classpathentry>
-  <classpathentry kind="src" output="bin/test-classes" path="src/test/java">
-    <attributes>
-      <attribute name="optional" value="true"/>
-      <attribute name="test" value="true"/>
-    </attributes>
-  </classpathentry>
-    <!-- Defines the standard Java System Library -->
-    <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-    <!-- Defines where compiled .class files go -->
-    <classpathentry kind="output" path="bin"/>
-</classpath>
-
diff --git a/modules/exception/src/confing.properties b/modules/exception/src/confing.properties
deleted file mode 100644
index e69de29..0000000
--- a/modules/exception/src/confing.properties
+++ /dev/null
diff --git a/modules/exception/src/test/java/com/example/AppTest.java b/modules/exception/src/test/java/com/example/AppTest.java
deleted file mode 100644
index 0b08c28..0000000
--- a/modules/exception/src/test/java/com/example/AppTest.java
+++ /dev/null
@@ -1,3 +0,0 @@
-package com.example;
-
-public class AppTest {}
diff --git a/modules/ui-desktop/.classpath b/modules/ui-desktop/.classpath
index 7f8bc25..7d4bc5c 100644
--- a/modules/ui-desktop/.classpath
+++ b/modules/ui-desktop/.classpath
@@ -15,6 +15,20 @@
     <!-- Defines the standard Java System Library -->
     <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
     <!-- Defines where compiled .class files go -->
-    <classpathentry kind="output" path="bin"/>
+  <classpathentry kind="output" path="bin"/>    
+
+  <!-- Required OpenJFX JARs explicitly placed on the Modulepath -->
+        <classpathentry kind="lib" path="/usr/share/openjfx/lib/javafx.base.jar">
+                <attributes><attribute name="module" value="true"/></attributes>
+        </classpathentry>
+        <classpathentry kind="lib" path="/usr/share/openjfx/lib/javafx.controls.jar">
+                <attributes><attribute name="module" value="true"/></attributes>
+        </classpathentry>
+        <classpathentry kind="lib" path="/usr/share/openjfx/lib/javafx.graphics.jar">
+                <attributes><attribute name="module" value="true"/></attributes>
+        </classpathentry>
+        <classpathentry kind="lib" path="/usr/share/openjfx/lib/javafx.fxml.jar">
+                <attributes><attribute name="module" value="true"/></attributes>
+        </classpathentry>
 </classpath>
 
diff --git a/modules/ui-desktop/src/main/java/market/guess/ui/desktop/App.java b/modules/ui-desktop/src/main/java/market/guess/ui/desktop/App.java
index 70a7e7d..698cdd7 100644
--- a/modules/ui-desktop/src/main/java/market/guess/ui/desktop/App.java
+++ b/modules/ui-desktop/src/main/java/market/guess/ui/desktop/App.java
@@ -1,5 +1,26 @@
 package market.guess.ui.desktop;
 
-public class App {
-  public static void main(String[] args) {}
+import javafx.application.Application;
+import javafx.scene.Scene;
+import javafx.scene.control.Label;
+import javafx.scene.layout.StackPane;
+import javafx.stage.Stage;
+
+public class App extends Application {
+  public static void main(String[] args) {
+    launch();
+  }
+
+  @Override
+  public void start(Stage stage) throws Exception {
+    var javaVersion = System.getProperty("java.version");
+    var openjfxVersion = System.getProperty("javafx.version");
+
+    var label =
+        new Label("Hello. JavaFX " + openjfxVersion + ", running on Java " + javaVersion + ".");
+    var scene = new Scene(new StackPane(label), 640, 480);
+
+    stage.setScene(scene);
+    stage.show();
+  }
 }