Package org.apache.olingo.odata2.api.ep.feed

Examples of org.apache.olingo.odata2.api.ep.feed.ODataFeed

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*/
public class JsonFeedConsumerTest extends AbstractConsumerTest {

  @Test
  public void teamsFeed() throws Exception {
    ODataFeed feed = prepareAndExecuteFeed("JsonTeams.json", "Teams", DEFAULT_PROPERTIES);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(2, entries.size());

    // Team1
    ODataEntry entry = entries.get(0);
    Map<String, Object> properties = entry.getProperties();
    assertNotNull(properties);
    assertEquals("1", properties.get("Id"));
    assertEquals("Team 1", properties.get("Name"));
    assertEquals(Boolean.FALSE, properties.get("isScrumTeam"));
    assertNull(properties.get("nt_Employees"));

    List<String> associationUris = entry.getMetadata().getAssociationUris("nt_Employees");
    assertEquals(1, associationUris.size());
    assertEquals("http://localhost:8080/ReferenceScenario.svc/Teams('1')/nt_Employees", associationUris.get(0));

    checkMediaDataInitial(entry.getMediaMetadata());

    // Team2
    entry = entries.get(1);
    properties = entry.getProperties();
    assertNotNull(properties);
    assertEquals("2", properties.get("Id"));
    assertEquals("Team 2", properties.get("Name"));
    assertEquals(Boolean.TRUE, properties.get("isScrumTeam"));
    assertNull(properties.get("nt_Employees"));

    associationUris = entry.getMetadata().getAssociationUris("nt_Employees");
    assertEquals(1, associationUris.size());
    assertEquals("http://localhost:8080/ReferenceScenario.svc/Teams('2')/nt_Employees", associationUris.get(0));

    checkMediaDataInitial(entry.getMediaMetadata());

    // Check FeedMetadata
    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertNull(feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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    assertNull(feedMetadata.getNextLink());
  }

  @Test
  public void teamsFeedWithoutD() throws Exception {
    ODataFeed feed = prepareAndExecuteFeed("JsonTeamsWithoutD.json", "Teams", DEFAULT_PROPERTIES);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(2, entries.size());

    // Team1
    ODataEntry entry = entries.get(0);
    Map<String, Object> properties = entry.getProperties();
    assertNotNull(properties);
    assertEquals("1", properties.get("Id"));
    assertEquals("Team 1", properties.get("Name"));
    assertEquals(Boolean.FALSE, properties.get("isScrumTeam"));
    assertNull(properties.get("nt_Employees"));

    List<String> associationUris = entry.getMetadata().getAssociationUris("nt_Employees");
    assertEquals(1, associationUris.size());
    assertEquals("http://localhost:8080/ReferenceScenario.svc/Teams('1')/nt_Employees", associationUris.get(0));

    checkMediaDataInitial(entry.getMediaMetadata());

    // Team2
    entry = entries.get(1);
    properties = entry.getProperties();
    assertNotNull(properties);
    assertEquals("2", properties.get("Id"));
    assertEquals("Team 2", properties.get("Name"));
    assertEquals(Boolean.TRUE, properties.get("isScrumTeam"));
    assertNull(properties.get("nt_Employees"));

    associationUris = entry.getMetadata().getAssociationUris("nt_Employees");
    assertEquals(1, associationUris.size());
    assertEquals("http://localhost:8080/ReferenceScenario.svc/Teams('2')/nt_Employees", associationUris.get(0));

    checkMediaDataInitial(entry.getMediaMetadata());

    // Check FeedMetadata
    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertNull(feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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    String content = "{\"d\":{\"results\":[]}}";
    InputStream contentBody = createContentAsStream(content);

    // execute
    JsonEntityConsumer xec = new JsonEntityConsumer();
    ODataFeed feed = xec.readFeed(entitySet, contentBody, DEFAULT_PROPERTIES);
    assertNotNull(feed);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(0, entries.size());

    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertNull(feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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  @Test
  public void emptyFeedWithoutDAndResults() throws Exception {
    final EdmEntitySet entitySet = MockFacade.getMockEdm().getDefaultEntityContainer().getEntitySet("Teams");
    InputStream contentBody = createContentAsStream("[]");
    final ODataFeed feed = new JsonEntityConsumer().readFeed(entitySet, contentBody, DEFAULT_PROPERTIES);
    assertNotNull(feed);
    final List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(0, entries.size());
    final FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertNull(feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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  @Test
  public void emptyFeedWithoutResults() throws Exception {
    final EdmEntitySet entitySet = MockFacade.getMockEdm().getDefaultEntityContainer().getEntitySet("Teams");
    InputStream contentBody = createContentAsStream("{\"d\":[]}");
    final ODataFeed feed = new JsonEntityConsumer().readFeed(entitySet, contentBody, DEFAULT_PROPERTIES);
    assertNotNull(feed);
    final List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(0, entries.size());
    final FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertNull(feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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    new JsonEntityConsumer().readFeed(entitySet, contentBody, DEFAULT_PROPERTIES);
  }

  @Test
  public void teamsFeedWithCount() throws Exception {
    ODataFeed feed = prepareAndExecuteFeed("JsonTeamsWithCount.json", "Teams", DEFAULT_PROPERTIES);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(2, entries.size());

    // Check FeedMetadata
    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertEquals(Integer.valueOf(3), feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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    assertNull(feedMetadata.getNextLink());
  }

  @Test
  public void teamsFeedWithCountWithoutD() throws Exception {
    ODataFeed feed = prepareAndExecuteFeed("JsonTeamsWithCountWithoutD.json", "Teams", DEFAULT_PROPERTIES);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(2, entries.size());

    // Check FeedMetadata
    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertEquals(Integer.valueOf(3), feedMetadata.getInlineCount());
    assertNull(feedMetadata.getNextLink());
  }
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    assertNotNull(content);
    InputStream contentBody = createContentAsStream(content);

    // execute
    JsonEntityConsumer xec = new JsonEntityConsumer();
    ODataFeed feed = xec.readFeed(entitySet, contentBody, DEFAULT_PROPERTIES);
    assertNotNull(feed);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(1, entries.size());

    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertEquals(Integer.valueOf(3), feedMetadata.getInlineCount());
    assertEquals("Rooms?$skiptoken=98&$inlinecount=allpages", feedMetadata.getNextLink());
    assertEquals("deltalink", feedMetadata.getDeltaLink());
  }
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    assertNotNull(content);
    InputStream contentBody = createContentAsStream(content);

    // execute
    JsonEntityConsumer xec = new JsonEntityConsumer();
    ODataFeed feed = xec.readFeed(entitySet, contentBody, DEFAULT_PROPERTIES);
    assertNotNull(feed);

    List<ODataEntry> entries = feed.getEntries();
    assertNotNull(entries);
    assertEquals(1, entries.size());

    FeedMetadata feedMetadata = feed.getFeedMetadata();
    assertNotNull(feedMetadata);
    assertEquals("Rooms?$skiptoken=98", feedMetadata.getNextLink());
    assertEquals("http://localhost:8080/ReferenceScenario.svc/Teams?!deltatoken=4711", feedMetadata.getDeltaLink());
  }
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            inlineReadProperties = callback.receiveReadProperties(readProperties, navigationProperty);
          }

          if (navigationProperty.getMultiplicity() == EdmMultiplicity.MANY) {
            JsonFeedConsumer inlineConsumer = new JsonFeedConsumer(reader, inlineEia, inlineReadProperties);
            ODataFeed feed = inlineConsumer.readStartedInlineFeed(name);
            updateExpandSelectTree(navigationPropertyName, feed);
            if (callback == null) {
              properties.put(navigationPropertyName, feed);
              resultEntry.setContainsInlineEntry(true);
            } else {
              ReadFeedResult result = new ReadFeedResult(inlineReadProperties, navigationProperty, feed);
              callback.handleReadFeed(result);
            }
          } else {
            JsonEntryConsumer inlineConsumer = new JsonEntryConsumer(reader, inlineEia, inlineReadProperties);
            ODataEntry entry = inlineConsumer.readInlineEntry(name);
            updateExpandSelectTree(navigationPropertyName, entry);
            if (callback == null) {
              properties.put(navigationPropertyName, entry);
              resultEntry.setContainsInlineEntry(true);
            } else {
              ReadEntryResult result = new ReadEntryResult(inlineReadProperties, navigationProperty, entry);
              callback.handleReadEntry(result);
            }
          }

        } catch (ODataApplicationException e) {
          throw new EntityProviderException(EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass()
              .getSimpleName()), e);
        }
      }
      reader.endObject();
    } else if (peek == JsonToken.NULL) {
      reader.nextNull();
    } else {
      final EdmNavigationProperty navigationProperty =
          (EdmNavigationProperty) eia.getEntityType().getProperty(navigationPropertyName);
      final EdmEntitySet inlineEntitySet = eia.getEntitySet().getRelatedEntitySet(navigationProperty);
      final EntityInfoAggregator inlineInfo = EntityInfoAggregator.create(inlineEntitySet);
      OnReadInlineContent callback = readProperties.getCallback();
      EntityProviderReadProperties inlineReadProperties;
      if (callback == null) {
        inlineReadProperties =
            EntityProviderReadProperties.init()
                .mergeSemantic(readProperties.getMergeSemantic())
                .isValidatingFacets(readProperties.isValidatingFacets())
                .build();
      } else {
        try {
          inlineReadProperties = callback.receiveReadProperties(readProperties, navigationProperty);
        } catch (final ODataApplicationException e) {
          throw new EntityProviderException(EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass()
              .getSimpleName()), e);
        }
      }
      ODataFeed feed = new JsonFeedConsumer(reader, inlineInfo, inlineReadProperties).readInlineFeedStandalone();
      updateExpandSelectTree(navigationPropertyName, feed);
      if (callback == null) {
        properties.put(navigationPropertyName, feed);
        resultEntry.setContainsInlineEntry(true);
      } else {
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