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Posted to commits@olingo.apache.org by sk...@apache.org on 2014/01/14 12:27:56 UTC

[04/12] git commit: [OLINGO-113] Fixed null compare and added tests

[OLINGO-113] Fixed null compare and added tests


Project: http://git-wip-us.apache.org/repos/asf/incubator-olingo-odata2/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-olingo-odata2/commit/42290ba6
Tree: http://git-wip-us.apache.org/repos/asf/incubator-olingo-odata2/tree/42290ba6
Diff: http://git-wip-us.apache.org/repos/asf/incubator-olingo-odata2/diff/42290ba6

Branch: refs/heads/olingo-117
Commit: 42290ba604a43761820583fb1485b12b3671330b
Parents: 3c327f2
Author: Michael Bolz <mi...@apache.org>
Authored: Thu Jan 9 13:30:21 2014 +0100
Committer: Stephan Klevenz <sk...@apache.org>
Committed: Tue Jan 14 12:24:42 2014 +0100

----------------------------------------------------------------------
 .../core/datasource/AnnotationInMemoryDs.java   | 49 +++++++++++++++--
 .../datasource/AnnotationsInMemoryDsTest.java   | 58 ++++++++++++++++++++
 2 files changed, 101 insertions(+), 6 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-olingo-odata2/blob/42290ba6/odata2-annotation-processor/annotation-processor-core/src/main/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationInMemoryDs.java
----------------------------------------------------------------------
diff --git a/odata2-annotation-processor/annotation-processor-core/src/main/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationInMemoryDs.java b/odata2-annotation-processor/annotation-processor-core/src/main/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationInMemoryDs.java
index b389fa4..2f8fa10 100644
--- a/odata2-annotation-processor/annotation-processor-core/src/main/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationInMemoryDs.java
+++ b/odata2-annotation-processor/annotation-processor-core/src/main/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationInMemoryDs.java
@@ -17,10 +17,12 @@ package org.apache.olingo.odata2.annotation.processor.core.datasource;
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import org.apache.olingo.odata2.annotation.processor.core.datasource.DataStore.DataStoreException;
 import org.apache.olingo.odata2.annotation.processor.core.util.AnnotationHelper;
 import org.apache.olingo.odata2.annotation.processor.core.util.AnnotationHelper.AnnotatedNavInfo;
 import org.apache.olingo.odata2.annotation.processor.core.util.AnnotationHelper.ODataAnnotationException;
@@ -44,11 +46,11 @@ public class AnnotationInMemoryDs implements DataSource {
   private final Map<String, DataStore<Object>> dataStores = new HashMap<String, DataStore<Object>>();
   private final boolean persistInMemory;
 
-  public AnnotationInMemoryDs(Collection<Class<?>> annotatedClasses) throws ODataException {
+  public AnnotationInMemoryDs(final Collection<Class<?>> annotatedClasses) throws ODataException {
     this(annotatedClasses, true);
   }
 
-  public AnnotationInMemoryDs(Collection<Class<?>> annotatedClasses, boolean persistInMemory) throws ODataException {
+  public AnnotationInMemoryDs(final Collection<Class<?>> annotatedClasses, final boolean persistInMemory) throws ODataException {
     this.persistInMemory = persistInMemory;
     init(annotatedClasses);
   }
@@ -82,6 +84,7 @@ public class AnnotationInMemoryDs implements DataSource {
     }
   }
 
+  @SuppressWarnings("unchecked")
   public <T> DataStore<T> getDataStore(final Class<T> clazz) {
     String entitySetName = ANNOTATION_HELPER.extractEntitySetName(clazz);
     return (DataStore<T>) dataStores.get(entitySetName);
@@ -141,7 +144,26 @@ public class AnnotationInMemoryDs implements DataSource {
           + "', targetStore='" + targetStore + "').");
     }
 
+    List<Object> resultData = readResultData(targetStore, sourceData, sourceField);
+    return extractResultData(targetStore, targetKeys, navInfo, resultData);
+  }
+
+  /**
+   * Read the result data from the target store based on <code>sourceData</code> and <code>sourceField</code>
+   * 
+   * @param targetStore
+   * @param sourceData
+   * @param sourceField
+   * @return
+   * @throws DataStoreException
+   */
+  private List<Object> readResultData(final DataStore<?> targetStore, final Object sourceData, final Field sourceField)
+      throws DataStoreException {
     Object navigationInstance = getValue(sourceField, sourceData);
+    if (navigationInstance == null) {
+      return Collections.emptyList();
+    }
+
     List<Object> resultData = new ArrayList<Object>();
     for (Object targetInstance : targetStore.read()) {
       if (navigationInstance instanceof Collection) {
@@ -154,7 +176,22 @@ public class AnnotationInMemoryDs implements DataSource {
         resultData.add(targetInstance);
       }
     }
+    return resultData;
+  }
 
+  /**
+   * Extract the <code>result data</code> from the <code>resultData</code> list based on 
+   * <code>navigation information</code> and <code>targetKeys</code>.
+   * 
+   * @param targetStore
+   * @param targetKeys
+   * @param navInfo
+   * @param resultData
+   * @return
+   * @throws DataStoreException
+   */
+  private Object extractResultData(final DataStore<?> targetStore, final Map<String, Object> targetKeys,
+      final AnnotatedNavInfo navInfo, final List<Object> resultData) throws DataStoreException {
     if (navInfo.getToMultiplicity() == EdmMultiplicity.MANY) {
       if (targetKeys.isEmpty()) {
         return resultData;
@@ -183,15 +220,15 @@ public class AnnotationInMemoryDs implements DataSource {
     Object data = ANNOTATION_HELPER.getValueForField(mediaLinkEntryData, EdmMediaResourceContent.class);
     Object mimeType = ANNOTATION_HELPER.getValueForField(mediaLinkEntryData, EdmMediaResourceMimeType.class);
 
-    if(data == null && mimeType == null) {
+    if (data == null && mimeType == null) {
       DataStore<Object> dataStore = getDataStore(entitySet);
       Object readEntry = dataStore.read(mediaLinkEntryData);
-      if(readEntry != null) {
+      if (readEntry != null) {
         data = ANNOTATION_HELPER.getValueForField(readEntry, EdmMediaResourceContent.class);
         mimeType = ANNOTATION_HELPER.getValueForField(readEntry, EdmMediaResourceMimeType.class);
       }
     }
-    
+
     return new BinaryData((byte[]) data, String.valueOf(mimeType));
   }
 
@@ -215,7 +252,7 @@ public class AnnotationInMemoryDs implements DataSource {
     try {
       DataStore<Object> dataStore = getDataStore(entitySet);
       Object readEntry = dataStore.read(mediaEntityInstance);
-      if(readEntry == null) {
+      if (readEntry == null) {
         throw new ODataNotFoundException(ODataNotFoundException.ENTITY);
       } else {
         ANNOTATION_HELPER.setValueForAnnotatedField(

http://git-wip-us.apache.org/repos/asf/incubator-olingo-odata2/blob/42290ba6/odata2-annotation-processor/annotation-processor-core/src/test/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationsInMemoryDsTest.java
----------------------------------------------------------------------
diff --git a/odata2-annotation-processor/annotation-processor-core/src/test/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationsInMemoryDsTest.java b/odata2-annotation-processor/annotation-processor-core/src/test/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationsInMemoryDsTest.java
index cff39b9..3213556 100644
--- a/odata2-annotation-processor/annotation-processor-core/src/test/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationsInMemoryDsTest.java
+++ b/odata2-annotation-processor/annotation-processor-core/src/test/java/org/apache/olingo/odata2/annotation/processor/core/datasource/AnnotationsInMemoryDsTest.java
@@ -399,6 +399,64 @@ public class AnnotationsInMemoryDsTest {
   }
 
   @Test
+  @SuppressWarnings("unchecked")
+  public void readRelatedEntity() throws Exception {
+    EdmEntitySet buildingsEntitySet = createMockedEdmEntitySet("Buildings");
+    EdmEntitySet roomsEntitySet = createMockedEdmEntitySet("Rooms");
+
+    Building building = new Building();
+    building.setName("Common Building");
+
+    Room room = new Room(12, "Room 12");
+    room.setBuilding(building);
+    datasource.createData(roomsEntitySet, room);
+    datasource.createData(buildingsEntitySet, building);
+
+    Map<String, Object> keys = new HashMap<String, Object>();
+    keys.put("Id", Integer.valueOf(12));
+    Room read = (Room) datasource.readData(roomsEntitySet, keys);
+    Assert.assertEquals("Room 12", read.getName());
+    Assert.assertEquals("12", read.getId());
+    
+    // execute
+    Object relatedData = datasource.readRelatedData(
+        roomsEntitySet, room, buildingsEntitySet, Collections.EMPTY_MAP);
+
+    // validate
+    Assert.assertTrue("Result is no room.", relatedData instanceof Building);
+    Building b = (Building) relatedData;
+    Assert.assertEquals("Common Building", b.getName());
+  }
+
+  @Test
+  @SuppressWarnings("unchecked")
+  public void readRelatedEntityWithNull() throws Exception {
+    EdmEntitySet buildingsEntitySet = createMockedEdmEntitySet("Buildings");
+    EdmEntitySet roomsEntitySet = createMockedEdmEntitySet("Rooms");
+
+    Building building = new Building();
+    building.setName("Common Building");
+    datasource.createData(buildingsEntitySet, building);
+
+    Room room = new Room(12, "Room 12");
+    room.setBuilding(null);
+    datasource.createData(roomsEntitySet, room);
+    //
+    Map<String, Object> keys = new HashMap<String, Object>();
+    keys.put("Id", Integer.valueOf(12));
+    Room read = (Room) datasource.readData(roomsEntitySet, keys);
+    Assert.assertEquals("Room 12", read.getName());
+    Assert.assertEquals("12", read.getId());
+
+    // execute
+    Object relatedData = datasource.readRelatedData(
+        roomsEntitySet, room, buildingsEntitySet, Collections.EMPTY_MAP);
+
+    // validate
+    Assert.assertNull("Related data must be null.", relatedData);
+  }
+
+  @Test
   public void readRelatedTargetEntity() throws Exception {
     EdmEntitySet buildingsEntitySet = createMockedEdmEntitySet("Buildings");
     EdmEntitySet roomsEntitySet = createMockedEdmEntitySet("Rooms");