DATAREST-200 - Embedded associations get rendered again.

Removed too strong guard that prevented managed but not-exported types to be rendered at all.

spring-data-rest-webmvc/src/main/java/org/springframework/data/rest/webmvc/json/PersistentEntityJackson2Module.java

@@ -307,13 +307,10 @@ public class PersistentEntityJackson2Module extends SimpleModule implements Init
 
 						PersistentProperty<?> property = association.getInverse();
 
-						if (!mappings.isMapped(property)) {
-							return;
-						}
-
 						if (maybeAddAssociationLink(builder, mappings, property, links)) {
 							return;
 						}
+
 						// Association Link was not added, probably because this isn't a managed type. Add value of property inline.
 						Object propertyValue = wrapper.getProperty(property);
 						try {

spring-data-rest-webmvc/src/test/java/org/springframework/data/rest/webmvc/jpa/JpaWebTests.java

@@ -104,6 +104,20 @@ public class JpaWebTests extends AbstractWebIntegrationTests {
 		MockHttpServletResponse orders = request(ordersLink);
 
 		Link creatorLink = assertHasContentLinkWithRel("creator", orders);
+
 		assertThat(request(creatorLink), is(notNullValue()));
 	}
+
+	/**
+	 * @see DATAREST-200
+	 */
+	@Test
+	public void exposesInlinedEntities() throws Exception {
+
+		MockHttpServletResponse response = request("/");
+		Link ordersLink = assertHasLinkWithRel("orders", response);
+
+		MockHttpServletResponse orders = request(ordersLink);
+		assertHasJsonPathValue("$..lineItems", orders);
+	}
 }

spring-data-rest-webmvc/src/test/java/org/springframework/data/rest/webmvc/jpa/LineItem.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2013 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.data.rest.webmvc.jpa;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+/**
+ * @author Oliver Gierke
+ */
+@Entity
+public class LineItem {
+
+	@Id @GeneratedValue//
+	private Long id;
+	private String name;
+
+	public LineItem(String name) {
+		this.name = name;
+	}
+
+	protected LineItem() {
+
+	}
+
+	public String getName() {
+		return name;
+	}
+}

spring-data-rest-webmvc/src/test/java/org/springframework/data/rest/webmvc/jpa/Order.java

@@ -15,11 +15,16 @@
  */
 package org.springframework.data.rest.webmvc.jpa;
 
+import java.util.HashSet;
+import java.util.Set;
+
+import javax.persistence.CascadeType;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.GeneratedValue;
 import javax.persistence.Id;
 import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
 import javax.persistence.Table;
 
 /**
@@ -29,8 +34,12 @@ import javax.persistence.Table;
 @Table(name = "ORDERS")
 public class Order {
 
-	@Id @GeneratedValue private Long id;
-	@ManyToOne(fetch = FetchType.LAZY) private Person creator;
+	@Id @GeneratedValue//
+	private Long id;
+	@ManyToOne(fetch = FetchType.LAZY)//
+	private Person creator;
+	@OneToMany(cascade = CascadeType.ALL, orphanRemoval = true)//
+	private Set<LineItem> lineItems = new HashSet<LineItem>();
 
 	public Order(Person creator) {
 		this.creator = creator;
@@ -47,4 +56,15 @@ public class Order {
 	public Person getCreator() {
 		return creator;
 	}
+
+	/**
+	 * @return the lineItems
+	 */
+	public Set<LineItem> getLineItems() {
+		return lineItems;
+	}
+
+	public void add(LineItem item) {
+		this.lineItems.add(item);
+	}
 }

spring-data-rest-webmvc/src/test/java/org/springframework/data/rest/webmvc/jpa/TestDataPopulator.java

@@ -34,7 +34,9 @@ public class TestDataPopulator {
 
 		Person person = people.findAll().iterator().next();
 
-		orders.save(new Order(person));
+		Order order = new Order(person);
+		order.add(new LineItem("Java Chip"));
+		orders.save(order);
 	}
 
 	private void populatePeople() {