1. Fixed bug #31, added a test case

2. SyncBusTest didn't compile, I fixed the imports so that it did.

src/main/java/net/engio/mbassy/common/ReflectionUtils.java

@@ -62,11 +62,12 @@ public class ReflectionUtils {
 
     public static Collection<Class> getSuperclasses(Class from) {
         Collection<Class> superclasses = new LinkedList<Class>();
+        // collectInterfaces needs to come first otherwise you call it on class "Object"
+        collectInterfaces(from, superclasses);
         while (!from.equals(Object.class) && !from.isInterface()) {
             superclasses.add(from.getSuperclass());
             from = from.getSuperclass();
         }
-        collectInterfaces(from, superclasses);
         return superclasses;
     }
 

src/test/java/net/engio/mbassy/InterfaceTest.java

@@ -0,0 +1,36 @@
+package net.engio.mbassy;
+
+import net.engio.mbassy.bus.BusConfiguration;
+import net.engio.mbassy.bus.MBassador;
+import net.engio.mbassy.common.DeadMessage;
+import net.engio.mbassy.listener.Handler;
+import net.engio.mbassy.messages.ITestMessage;
+import net.engio.mbassy.messages.TestMessage3;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * A test to make sure that Interface subscriptions are working correctly
+ * 
+ * @author durron597
+ */
+public class InterfaceTest {
+	@Test
+	public void testMBassador() {
+		MBassador<ITestMessage> bus = new MBassador<ITestMessage>(BusConfiguration.Default());
+		bus.subscribe(this);
+		TestMessage3 myFoo = new TestMessage3();
+		bus.publish(myFoo);
+	}
+
+	@Handler
+	public void handleFoo(ITestMessage f) {
+		Assert.assertTrue(f instanceof TestMessage3);
+	}
+	
+	@Handler
+	public void handleDead(DeadMessage d) {
+		Assert.fail("This class should handle this message appropriately!");
+	}
+}

src/test/java/net/engio/mbassy/SyncBusTest.java

@@ -4,8 +4,8 @@ import net.engio.mbassy.bus.*;
 import net.engio.mbassy.common.MessageBusTest;
 import net.engio.mbassy.common.TestUtil;
 import net.engio.mbassy.dispatch.HandlerInvocation;
-import net.engio.mbassy.events.SubTestMessage;
-import net.engio.mbassy.events.TestMessage;
+import net.engio.mbassy.messages.SubTestMessage;
+import net.engio.mbassy.messages.TestMessage;
 import net.engio.mbassy.listener.*;
 import net.engio.mbassy.listeners.*;
 import net.engio.mbassy.subscription.SubscriptionContext;

src/test/java/net/engio/mbassy/messages/TestMessage3.java

@@ -0,0 +1,10 @@
+package net.engio.mbassy.messages;
+
+/**
+ * A test message that uses an interface
+ * 
+ * @author durron597
+ */
+public class TestMessage3 implements ITestMessage {
+
+}