Modify example to use custom converter for table cell. Passes with CL…

…I runner, fails with JUnit runner. No idea why yet...

examples/java-calculator/src/test/java/cucumber/examples/java/calculator/ShoppingStepdefs.java

@@ -1,8 +1,10 @@
 package cucumber.examples.java.calculator;
 
+import cucumber.api.Transformer;
 import cucumber.api.java.en.Given;
 import cucumber.api.java.en.Then;
 import cucumber.api.java.en.When;
+import cucumber.deps.com.thoughtworks.xstream.annotations.XStreamConverter;
 
 import java.util.List;
 
@@ -14,7 +16,7 @@ public class ShoppingStepdefs {
     @Given("^the following groceries:$")
     public void the_following_groceries(List<Grocery> groceries) {
         for (Grocery grocery : groceries) {
-            calc.push(grocery.price);
+            calc.push(grocery.price.value);
             calc.push("+");
         }
     }
@@ -32,6 +34,30 @@ public void my_change_should_be_(int change) {
 
     public static class Grocery {
         public String name;
-        public int price;
+        public Price price;
+
+        public Grocery() {
+            super();
+        }
+    }
+
+    @XStreamConverter(Price.Converter.class)
+    public static class Price {
+        public int value;
+
+        public Price(int value) {
+            this.value = value;
+        }
+
+        public static class Converter extends Transformer<Price> {
+            public Converter() {
+                System.out.println("******** CONVERTER INSTANTIATED");
+            }
+
+            @Override
+            public Price transform(String value) {
+                return new Price(Integer.parseInt(value));
+            }
+        }
     }
 }