Requested fields on every ancestor type are now taken into account.

crnk-core/src/main/java/io/crnk/core/engine/internal/document/mapper/DocumentMapperUtil.java

@@ -61,14 +61,15 @@ public DocumentMapperUtil(ResourceRegistry resourceRegistry, ObjectMapper object
 		serializerUtil = new SerializerUtil(serializeLinksAsObjects);
 	}
 
-	protected static List<ResourceField> getRequestedFields(ResourceInformation resourceInformation, QueryAdapter queryAdapter,
+	protected List<ResourceField> getRequestedFields(ResourceInformation resourceInformation, QueryAdapter queryAdapter,
 			List<ResourceField> fields, boolean relation) {
 		Map<String, Set<PathSpec>> includedFieldsSet = queryAdapter != null ? queryAdapter.getIncludedFields() : null;
 		final Set<PathSpec> includedFields = new HashSet<>();
 
-		if (includedFieldsSet != null) {
-			addIfNotNull(includedFields, includedFieldsSet.get(resourceInformation.getResourceType()));
-			addIfNotNull(includedFields, includedFieldsSet.get(resourceInformation.getSuperResourceType()));
+		RegistryEntry entry = resourceRegistry.getEntry(resourceInformation.getResourceType());
+		while(entry != null){
+			addIfNotNull(includedFields, includedFieldsSet.get(entry.getResourceInformation().getResourceType()));
+			entry = entry.getParentRegistryEntry();
 		}
 		if (noResourceIncludedFieldsSpecified(includedFields)) {
 			return fields;

crnk-core/src/main/java/io/crnk/core/engine/internal/document/mapper/ResourceMapper.java

@@ -115,8 +115,7 @@ public LinksInformation getResourceLinks(Object entity, ResourceInformation reso
 	protected void setAttributes(Resource resource, Object entity, ResourceInformation resourceInformation,
 			QueryAdapter queryAdapter, ResourceMappingConfig mappingConfig) {
 		// fields legacy may further limit the number of fields
-		List<ResourceField> fields = DocumentMapperUtil
-				.getRequestedFields(resourceInformation, queryAdapter, resourceInformation.getAttributeFields(), false);
+		List<ResourceField> fields = util.getRequestedFields(resourceInformation, queryAdapter, resourceInformation.getAttributeFields(), false);
 		// serialize the individual attributes
 		QueryContext queryContext = queryAdapter.getQueryContext();
 		for (ResourceField field : fields) {
@@ -201,8 +200,7 @@ private boolean isValueIncluded(ResourceField field, Object value) {
 
 	protected void setRelationships(Resource resource, Object entity, ResourceInformation resourceInformation,
 			QueryAdapter queryAdapter, ResourceMappingConfig mappingConfig) {
-		List<ResourceField> fields = DocumentMapperUtil
-				.getRequestedFields(resourceInformation, queryAdapter, resourceInformation.getRelationshipFields(), true);
+		List<ResourceField> fields = util.getRequestedFields(resourceInformation, queryAdapter, resourceInformation.getRelationshipFields(), true);
 		QueryContext queryContext = queryAdapter.getQueryContext();
 		for (ResourceField field : fields) {
 			if (!isIgnored(field, queryContext)) {

crnk-core/src/test/java/io/crnk/core/CoreTestModule.java

@@ -14,7 +14,7 @@
 import io.crnk.core.mock.repository.RelationIdTestRepository;
 import io.crnk.core.mock.repository.RelationshipBehaviorTestRepository;
 import io.crnk.core.mock.repository.ScheduleRepositoryImpl;
-import io.crnk.core.mock.repository.SuperTaskRepository;
+import io.crnk.core.mock.repository.TopTaskRepository;
 import io.crnk.core.mock.repository.TaskRepository;
 import io.crnk.core.mock.repository.TaskToProjectRepository;
 import io.crnk.core.mock.repository.TaskWithLookupRepository;
@@ -39,12 +39,12 @@ public void setupModule(ModuleContext context) {
         context.addRepository(new ProjectToTaskRepository());
         context.addRepository(new ProjectPolymorphicRepository());
         context.addRepository(new ScheduleRepositoryImpl());
-	    context.addRepository(new SuperTaskRepository());
         context.addRepository(new ThingRepository());
         context.addRepository(new TaskRepository());
         context.addRepository(new TaskToProjectRepository());
         context.addRepository(new TaskWithLookupRepository());
         context.addRepository(new TaskWithLookupToProjectRepository());
+	    context.addRepository(new TopTaskRepository());
         context.addRepository(new UserRepository());
         context.addRepository(new UserToProjectRepository());
         context.addRepository(new UserToTaskRepository());

crnk-core/src/test/java/io/crnk/core/engine/internal/document/mapper/DocumentMapperTest.java

@@ -16,18 +16,20 @@
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectWriter;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+
 import io.crnk.core.engine.document.Document;
 import io.crnk.core.engine.document.ErrorData;
 import io.crnk.core.engine.document.Relationship;
 import io.crnk.core.engine.document.Resource;
 import io.crnk.core.engine.document.ResourceIdentifier;
 import io.crnk.core.engine.query.QueryAdapter;
+import io.crnk.core.mock.models.BottomTask;
 import io.crnk.core.mock.models.LazyTask;
+import io.crnk.core.mock.models.MiddleTask;
 import io.crnk.core.mock.models.Project;
 import io.crnk.core.mock.models.Schedule;
-import io.crnk.core.mock.models.SpecialTask;
-import io.crnk.core.mock.models.SuperTask;
 import io.crnk.core.mock.models.Task;
+import io.crnk.core.mock.models.TopTask;
 import io.crnk.core.queryspec.PathSpec;
 import io.crnk.core.queryspec.QuerySpec;
 import io.crnk.core.queryspec.internal.QuerySpecAdapter;
@@ -43,6 +45,7 @@
 import org.junit.Test;
 import org.mockito.Mockito;
 
+
 public class DocumentMapperTest extends AbstractDocumentMapperTest {
 
 	@Test
@@ -650,25 +653,37 @@ public void testAttributesSelection() {
 
 	@Test
 	public void testSupertypeAttributesSelection() {
-		SpecialTask task = createSpecialTask(2, "sample task");
+		BottomTask task = createTreeTask(2, "sample task");
 		task.setEnd("next month");
+		task.setRecurring(true);
+		task.setPublicComment("public");
+		task.setPrivateComment("private");
+
 		JsonApiResponse response = new JsonApiResponse();
 		response.setEntity(task);
 
-		QuerySpec querySpec = new QuerySpec(SpecialTask.class);
-		querySpec.includeField(PathSpec.of("end"));
-		final QuerySpec superQuerySpec = new QuerySpec(SuperTask.class);
-		superQuerySpec.includeField(PathSpec.of("name"));
-		querySpec.setNestedSpecs(Collections.singletonList(superQuerySpec));
+		QuerySpec bottomQuerySpec = new QuerySpec(BottomTask.class);
+		bottomQuerySpec.includeField(PathSpec.of("end"));
+		QuerySpec middleQuerySpec = new QuerySpec(MiddleTask.class);
+		middleQuerySpec.includeField(PathSpec.of("publicComment"));
+		final QuerySpec topQuerySpec = new QuerySpec(TopTask.class);
+		topQuerySpec.includeField(PathSpec.of("name"));
 
-		Document document = mapper.toDocument(response, toAdapter(querySpec), mappingConfig).get();
+		bottomQuerySpec.setNestedSpecs(Arrays.asList(topQuerySpec, middleQuerySpec));
+
+		Document document = mapper.toDocument(response, toAdapter(bottomQuerySpec), mappingConfig).get();
 		Resource resource = document.getSingleData().get();
 		Assert.assertEquals("2", resource.getId());
-		Assert.assertEquals("specialTask", resource.getType());
+		Assert.assertEquals("bottomTask", resource.getType());
 		Assert.assertNull(resource.getAttributes().get("category"));
 		Assert.assertNull(resource.getAttributes().get("recurring"));
+		Assert.assertNull(resource.getAttributes().get("privateComment"));
+		Assert.assertNotNull(resource.getAttributes().get("name"));
+		Assert.assertNotNull(resource.getAttributes().get("end"));
+		Assert.assertNotNull(resource.getAttributes().get("publicComment"));
 		Assert.assertEquals("sample task", resource.getAttributes().get("name").asText());
 		Assert.assertEquals("next month", resource.getAttributes().get("end").asText());
+		Assert.assertEquals("public", resource.getAttributes().get("publicComment").asText());
 	}
 
 	@Test
@@ -713,8 +728,8 @@ private LazyTask createLazyTask(long id) {
 		return task;
 	}
 
-	private SpecialTask createSpecialTask(long id, String name) {
-		SpecialTask task = new SpecialTask();
+	private BottomTask createTreeTask(long id, String name) {
+		BottomTask task = new BottomTask();
 		task.setId(id);
 		task.setName(name);
 		return task;

crnk-core/src/test/java/io/crnk/core/mock/models/SpecialTask.java → crnk-core/src/test/java/io/crnk/core/mock/models/BottomTask.java

@@ -2,8 +2,8 @@
 
 import io.crnk.core.resource.annotations.JsonApiResource;
 
-@JsonApiResource(type = "specialTask", resourcePath = "superTasks")
-public class SpecialTask extends SuperTask {
+@JsonApiResource(type = "bottomTask", resourcePath = "treeTasks")
+public class BottomTask extends MiddleTask {
 
 	private boolean recurring;
 

crnk-core/src/test/java/io/crnk/core/mock/models/MiddleTask.java

@@ -0,0 +1,27 @@
+package io.crnk.core.mock.models;
+
+import io.crnk.core.resource.annotations.JsonApiResource;
+
+@JsonApiResource(type = "middleTask", subTypes = BottomTask.class, resourcePath = "treeTasks")
+public abstract class MiddleTask extends TopTask {
+
+	private String publicComment;
+
+	private String privateComment;
+
+	public String getPublicComment() {
+		return publicComment;
+	}
+
+	public void setPublicComment(final String publicComment) {
+		this.publicComment = publicComment;
+	}
+
+	public String getPrivateComment() {
+		return privateComment;
+	}
+
+	public void setPrivateComment(final String privateComment) {
+		this.privateComment = privateComment;
+	}
+}

crnk-core/src/test/java/io/crnk/core/mock/models/SuperTask.java → crnk-core/src/test/java/io/crnk/core/mock/models/TopTask.java

@@ -3,8 +3,8 @@
 import io.crnk.core.resource.annotations.JsonApiId;
 import io.crnk.core.resource.annotations.JsonApiResource;
 
-@JsonApiResource(type = "superTasks", subTypes = SpecialTask.class)
-public abstract class SuperTask {
+@JsonApiResource(type = "topTask", subTypes = MiddleTask.class, resourcePath = "treeTasks")
+public abstract class TopTask {
 
 	@JsonApiId
 	private Long id;
@@ -17,7 +17,7 @@ public Long getId() {
 		return id;
 	}
 
-	public SuperTask setId(Long id) {
+	public TopTask setId(Long id) {
 		this.id = id;
 		return this;
 	}

crnk-core/src/test/java/io/crnk/core/mock/repository/TopTaskRepository.java

@@ -0,0 +1,18 @@
+package io.crnk.core.mock.repository;
+
+import io.crnk.core.mock.models.TopTask;
+import io.crnk.core.queryspec.QuerySpec;
+import io.crnk.core.repository.ReadOnlyResourceRepositoryBase;
+import io.crnk.core.resource.list.ResourceList;
+
+public class TopTaskRepository extends ReadOnlyResourceRepositoryBase<TopTask, Long> {
+
+	public TopTaskRepository() {
+		super(TopTask.class);
+	}
+
+	@Override
+	public ResourceList<TopTask> findAll(final QuerySpec querySpec) {
+		return null;
+	}
+}