3 files changed, 56 insertions, 0 deletions

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'");
+  }
 }