support joda in feign and use it in sample

samples/client/petstore/java/feign/src/test/java/io/swagger/client/api/FakeApiTest.java

@@ -1,8 +1,9 @@
 package io.swagger.client.api;
 
 import io.swagger.client.ApiClient;
+import org.joda.time.LocalDate;
 import java.math.BigDecimal;
-import java.util.Date;
+import org.joda.time.DateTime;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -40,8 +41,8 @@ public class FakeApiTest {
         Long int64 = null;
         Float _float = null;
         byte[] binary = null;
-        Date date = null;
-        Date dateTime = null;
+        LocalDate date = null;
+        DateTime dateTime = null;
         String password = null;
         // api.testEndpointParameters(number, _double, string, _byte, integer, int32, int64, _float, binary, date, dateTime, password);
 

samples/client/petstore/java/feign/src/test/java/io/swagger/petstore/test/StoreApiTest.java

@@ -4,13 +4,14 @@ import feign.FeignException;
 
 import io.swagger.TestUtils;
 
-import io.swagger.client.*;
+import io.swagger.client.ApiClient;
 import io.swagger.client.api.*;
 import io.swagger.client.model.*;
 
 import java.lang.reflect.Field;
 import java.util.Map;
 
+import org.joda.time.DateTimeZone;
 import org.junit.*;
 import static org.junit.Assert.*;
 
@@ -39,6 +40,7 @@ public class StoreApiTest {
         assertEquals(order.getId(), fetched.getId());
         assertEquals(order.getPetId(), fetched.getPetId());
         assertEquals(order.getQuantity(), fetched.getQuantity());
+        assertEquals(order.getShipDate().withZone(DateTimeZone.UTC), fetched.getShipDate().withZone(DateTimeZone.UTC));
     }
 
     @Test
@@ -63,7 +65,7 @@ public class StoreApiTest {
         Order order = new Order();
         order.setPetId(new Long(200));
         order.setQuantity(new Integer(13));
-        order.setShipDate(new java.util.Date());
+        order.setShipDate(org.joda.time.DateTime.now());
         order.setStatus(Order.StatusEnum.PLACED);
         order.setComplete(true);