Avoids writing the state chain information when the chain is empty. So

the 'chain' annotation attribute now has a default value of '{}'.

Author: UnquietCode

flapi-runtime/src/main/java/unquietcode/tools/flapi/runtime/MethodInfo.java

@@ -32,6 +32,6 @@
 @Target(ElementType.METHOD)
 public @interface MethodInfo {
 	TransitionType type();
-	Class<?>[] chain();
+	Class<?>[] chain() default {};
 	Class<?> next() default MethodInfo.class;
 }

src/main/java/unquietcode/tools/flapi/graph/processors/GraphProcessor.java

@@ -81,11 +81,13 @@ public void visit(LateralTransition transition) {
 			});
 
 			// store the type information for the state chain
-			JAnnotationArrayMember chain = infoAnnotation.paramArray("chain");
+			if (!transition.getStateChain().isEmpty()) {
+				JAnnotationArrayMember chain = infoAnnotation.paramArray("chain");
 
-			for (StateClass sc : transition.getStateChain()) {
-				JDefinedClass type = BUILDER_INTERFACE_STRATEGY.createType(ctx, sc);
-				chain.param(type);
+				for (StateClass sc : transition.getStateChain()) {
+					JDefinedClass type = BUILDER_INTERFACE_STRATEGY.createType(ctx, sc);
+					chain.param(type);
+				}
 			}
 
 			// if it's an atLeast method, requiring tracking