@Test
  public void errorWithContinueOnErrorPreferHeader() throws Exception {
    ODataClient client = getClient();
    client.getConfiguration().setContinueOnError(true);
    final ODataBatchRequest request = client.getBatchRequestFactory().getBatchRequest(SERVICE_URI);

    final BatchManager payload = request.payloadManager();

    appendGetRequest(payload, "ESAllPrim", 32767, false); // Without error
    appendGetRequest(payload, "ESAllPrim", 42, false); // Error ( Key does not exist )
    appendGetRequest(payload, "ESAllPrim", 0, false); // Without error

    // Fetch result
    final ODataBatchResponse response = payload.getResponse();
    assertEquals(HttpStatusCode.ACCEPTED.getStatusCode(), response.getStatusCode());
    assertEquals(
        PreferenceName.CONTINUE_ON_ERROR.getName(),
        response.getHeader(HttpHeader.PREFERENCE_APPLIED).iterator().next());

    final Iterator<ODataBatchResponseItem> bodyIterator = response.getBody();

    // Check first get request
    assertTrue(bodyIterator.hasNext());
    ODataBatchResponseItem item = bodyIterator.next();
    assertFalse(item.isChangeset());

    ODataResponse oDataResponse = item.next();
    assertNotNull(oDataResponse);
    assertEquals(HttpStatusCode.OK.getStatusCode(), oDataResponse.getStatusCode());
    assertEquals(1, oDataResponse.getHeader(HttpHeader.ODATA_VERSION).size());
    assertEquals("4.0", oDataResponse.getHeader(HttpHeader.ODATA_VERSION).toArray()[0]);
    assertEquals(1, oDataResponse.getHeader(HttpHeader.CONTENT_LENGTH).size());
    assertEquals("605", oDataResponse.getHeader(HttpHeader.CONTENT_LENGTH).toArray()[0]);
    assertEquals(ContentType.JSON.toContentTypeString(), oDataResponse.getContentType());

    // Check second get request
    assertTrue(bodyIterator.hasNext());
    item = bodyIterator.next();
    assertFalse(item.isChangeset());

    oDataResponse = item.next();
    assertNotNull(oDataResponse);
    assertEquals(HttpStatusCode.NOT_FOUND.getStatusCode(), oDataResponse.getStatusCode());

    // Check if third request is available
    assertTrue(bodyIterator.hasNext());
    item = bodyIterator.next();
    assertFalse(item.isChangeset());

    oDataResponse = item.next();
    assertNotNull(oDataResponse);
    assertEquals(HttpStatusCode.OK.getStatusCode(), oDataResponse.getStatusCode());
    assertEquals(1, oDataResponse.getHeader(HttpHeader.ODATA_VERSION).size());
    assertEquals("4.0", oDataResponse.getHeader(HttpHeader.ODATA_VERSION).iterator().next());
    assertEquals(1, oDataResponse.getHeader(HttpHeader.CONTENT_LENGTH).size());
    assertEquals("517", oDataResponse.getHeader(HttpHeader.CONTENT_LENGTH).iterator().next());
    assertEquals(ContentType.JSON.toContentTypeString(), oDataResponse.getContentType());
  }
  @Test
  public void getBatchRequest() throws URISyntaxException {
    final ODataBatchRequest request =
        getClient().getBatchRequestFactory().getBatchRequest(SERVICE_URI);

    final BatchManager payload = request.payloadManager();

    // create new request
    appendGetRequest(payload, "ESAllPrim", 32767, false);

    // Fetch result
    final ODataBatchResponse response = payload.getResponse();

    assertEquals(HttpStatusCode.ACCEPTED.getStatusCode(), response.getStatusCode());
    assertEquals("Accepted", response.getStatusMessage());

    final Iterator<ODataBatchResponseItem> iter = response.getBody();
    assertTrue(iter.hasNext());

    ODataBatchResponseItem item = iter.next();
    assertFalse(item.isChangeset());

    ODataResponse oDataResponse = item.next();
    assertNotNull(oDataResponse);
    assertEquals(HttpStatusCode.OK.getStatusCode(), oDataResponse.getStatusCode());
    assertEquals(1, oDataResponse.getHeader("OData-Version").size());
    assertEquals("4.0", oDataResponse.getHeader("OData-Version").toArray()[0]);
    assertEquals(1, oDataResponse.getHeader("Content-Length").size());
    assertEquals("605", oDataResponse.getHeader("Content-Length").toArray()[0]);
    assertEquals(ContentType.JSON.toContentTypeString(), oDataResponse.getContentType());
  }
  @Override
  public void readEntity(
      final ODataRequest request,
      ODataResponse response,
      final UriInfo uriInfo,
      final ContentType requestedContentType)
      throws ODataApplicationException, SerializerException {
    // First we have to figure out which entity set the requested entity is in
    final EdmEntitySet edmEntitySet = getEdmEntitySet(uriInfo.asUriInfoResource());

    // Next we fetch the requested entity from the database
    Entity entity;
    try {
      entity = readEntityInternal(uriInfo.asUriInfoResource(), edmEntitySet);
    } catch (DataProviderException e) {
      throw new ODataApplicationException(e.getMessage(), 500, Locale.ENGLISH);
    }

    if (entity == null) {
      // If no entity was found for the given key we throw an exception.
      throw new ODataApplicationException(
          "No entity found for this key", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ENGLISH);
    } else {
      // If an entity was found we proceed by serializing it and sending it to the client.
      ODataSerializer serializer = odata.createSerializer(requestedContentType);
      final ExpandOption expand = uriInfo.getExpandOption();
      final SelectOption select = uriInfo.getSelectOption();
      InputStream serializedContent =
          serializer
              .entity(
                  edm,
                  edmEntitySet.getEntityType(),
                  entity,
                  EntitySerializerOptions.with()
                      .contextURL(
                          isODataMetadataNone(requestedContentType)
                              ? null
                              : getContextUrl(edmEntitySet, true, expand, select, null))
                      .expand(expand)
                      .select(select)
                      .build())
              .getContent();
      response.setContent(serializedContent);
      response.setStatusCode(HttpStatusCode.OK.getStatusCode());
      response.setHeader(HttpHeader.CONTENT_TYPE, requestedContentType.toContentTypeString());
    }
  }
  @Override
  public void readEntityCollection(
      final ODataRequest request,
      ODataResponse response,
      final UriInfo uriInfo,
      final ContentType requestedContentType)
      throws ODataApplicationException, SerializerException {
    // First we have to figure out which entity set to use
    final EdmEntitySet edmEntitySet = getEdmEntitySet(uriInfo.asUriInfoResource());

    // Second we fetch the data for this specific entity set from the mock database and transform it
    // into an EntitySet
    // object which is understood by our serialization
    EntityCollection entitySet = dataProvider.readAll(edmEntitySet);

    // Next we create a serializer based on the requested format. This could also be a custom format
    // but we do not
    // support them in this example
    ODataSerializer serializer = odata.createSerializer(requestedContentType);

    // Now the content is serialized using the serializer.
    final ExpandOption expand = uriInfo.getExpandOption();
    final SelectOption select = uriInfo.getSelectOption();
    InputStream serializedContent =
        serializer
            .entityCollection(
                edm,
                edmEntitySet.getEntityType(),
                entitySet,
                EntityCollectionSerializerOptions.with()
                    .contextURL(
                        isODataMetadataNone(requestedContentType)
                            ? null
                            : getContextUrl(edmEntitySet, false, expand, select, null))
                    .count(uriInfo.getCountOption())
                    .expand(expand)
                    .select(select)
                    .build())
            .getContent();

    // Finally we set the response data, headers and status code
    response.setContent(serializedContent);
    response.setStatusCode(HttpStatusCode.OK.getStatusCode());
    response.setHeader(HttpHeader.CONTENT_TYPE, requestedContentType.toContentTypeString());
  }
  @Test
  public void errorWithoutContinueOnErrorPreferHeader() throws URISyntaxException {
    final ODataBatchRequest request =
        getClient().getBatchRequestFactory().getBatchRequest(SERVICE_URI);

    final BatchManager payload = request.payloadManager();

    appendGetRequest(payload, "ESAllPrim", 32767, false); // Without error
    appendGetRequest(payload, "ESAllPrim", 42, false); // Error ( Key does not exist )
    appendGetRequest(payload, "ESAllPrim", 0, false); // Without error

    // Fetch result
    final ODataBatchResponse response = payload.getResponse();
    assertEquals(HttpStatusCode.ACCEPTED.getStatusCode(), response.getStatusCode());

    final Iterator<ODataBatchResponseItem> iter = response.getBody();

    // Check first get request
    assertTrue(iter.hasNext());
    ODataBatchResponseItem item = iter.next();
    assertFalse(item.isChangeset());

    ODataResponse oDataResponse = item.next();
    assertNotNull(oDataResponse);
    assertEquals(HttpStatusCode.OK.getStatusCode(), oDataResponse.getStatusCode());
    assertEquals(1, oDataResponse.getHeader("OData-Version").size());
    assertEquals("4.0", oDataResponse.getHeader("OData-Version").toArray()[0]);
    assertEquals(1, oDataResponse.getHeader("Content-Length").size());
    assertEquals("605", oDataResponse.getHeader("Content-Length").toArray()[0]);
    assertEquals(ContentType.JSON.toContentTypeString(), oDataResponse.getContentType());

    // Check second get request
    assertTrue(iter.hasNext());
    item = iter.next();
    assertFalse(item.isChangeset());

    oDataResponse = item.next();
    assertNotNull(oDataResponse);
    assertEquals(HttpStatusCode.NOT_FOUND.getStatusCode(), oDataResponse.getStatusCode());

    // Check if third request is available
    assertFalse(iter.hasNext());
  }
 @Override
 public void readPrimitiveValue(
     ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType format)
     throws ODataApplicationException, SerializerException {
   // First we have to figure out which entity set the requested entity is in
   final EdmEntitySet edmEntitySet = getEdmEntitySet(uriInfo.asUriInfoResource());
   // Next we fetch the requested entity from the database
   final Entity entity;
   try {
     entity = readEntityInternal(uriInfo.asUriInfoResource(), edmEntitySet);
   } catch (DataProviderException e) {
     throw new ODataApplicationException(e.getMessage(), 500, Locale.ENGLISH);
   }
   if (entity == null) {
     // If no entity was found for the given key we throw an exception.
     throw new ODataApplicationException(
         "No entity found for this key", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ENGLISH);
   } else {
     // Next we get the property value from the entity and pass the value to serialization
     UriResourceProperty uriProperty =
         (UriResourceProperty)
             uriInfo.getUriResourceParts().get(uriInfo.getUriResourceParts().size() - 1);
     EdmProperty edmProperty = uriProperty.getProperty();
     Property property = entity.getProperty(edmProperty.getName());
     if (property == null) {
       throw new ODataApplicationException(
           "No property found", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ENGLISH);
     } else {
       if (property.getValue() == null) {
         response.setStatusCode(HttpStatusCode.NO_CONTENT.getStatusCode());
       } else {
         String value = String.valueOf(property.getValue());
         ByteArrayInputStream serializerContent =
             new ByteArrayInputStream(value.getBytes(Charset.forName("UTF-8")));
         response.setContent(serializerContent);
         response.setStatusCode(HttpStatusCode.OK.getStatusCode());
         response.setHeader(HttpHeader.CONTENT_TYPE, ContentType.TEXT_PLAIN.toContentTypeString());
       }
     }
   }
 }
  private void readProperty(
      ODataResponse response, UriInfo uriInfo, ContentType contentType, boolean complex)
      throws ODataApplicationException, SerializerException {
    // To read a property we have to first get the entity out of the entity set
    final EdmEntitySet edmEntitySet = getEdmEntitySet(uriInfo.asUriInfoResource());
    Entity entity;
    try {
      entity = readEntityInternal(uriInfo.asUriInfoResource(), edmEntitySet);
    } catch (DataProviderException e) {
      throw new ODataApplicationException(
          e.getMessage(), HttpStatusCode.INTERNAL_SERVER_ERROR.getStatusCode(), Locale.ENGLISH);
    }

    if (entity == null) {
      // If no entity was found for the given key we throw an exception.
      throw new ODataApplicationException(
          "No entity found for this key", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ENGLISH);
    } else {
      // Next we get the property value from the entity and pass the value to serialization
      UriResourceProperty uriProperty =
          (UriResourceProperty)
              uriInfo.getUriResourceParts().get(uriInfo.getUriResourceParts().size() - 1);
      EdmProperty edmProperty = uriProperty.getProperty();
      Property property = entity.getProperty(edmProperty.getName());
      if (property == null) {
        throw new ODataApplicationException(
            "No property found", HttpStatusCode.NOT_FOUND.getStatusCode(), Locale.ENGLISH);
      } else {
        if (property.getValue() == null) {
          response.setStatusCode(HttpStatusCode.NO_CONTENT.getStatusCode());
        } else {
          ODataSerializer serializer = odata.createSerializer(contentType);
          final ContextURL contextURL =
              isODataMetadataNone(contentType)
                  ? null
                  : getContextUrl(edmEntitySet, true, null, null, edmProperty.getName());
          InputStream serializerContent =
              complex
                  ? serializer
                      .complex(
                          edm,
                          (EdmComplexType) edmProperty.getType(),
                          property,
                          ComplexSerializerOptions.with().contextURL(contextURL).build())
                      .getContent()
                  : serializer
                      .primitive(
                          edm,
                          (EdmPrimitiveType) edmProperty.getType(),
                          property,
                          PrimitiveSerializerOptions.with()
                              .contextURL(contextURL)
                              .scale(edmProperty.getScale())
                              .nullable(edmProperty.isNullable())
                              .precision(edmProperty.getPrecision())
                              .maxLength(edmProperty.getMaxLength())
                              .unicode(edmProperty.isUnicode())
                              .build())
                      .getContent();
          response.setContent(serializerContent);
          response.setStatusCode(HttpStatusCode.OK.getStatusCode());
          response.setHeader(HttpHeader.CONTENT_TYPE, contentType.toContentTypeString());
        }
      }
    }
  }
  @Test
  public void changesetBatchRequest() throws URISyntaxException {
    final ODataBatchRequest request =
        getClient().getBatchRequestFactory().getBatchRequest(SERVICE_URI);
    final BatchManager payload = request.payloadManager();
    // -----------------------------
    // - Append get request
    // -----------------------------
    appendGetRequest(payload, "ESAllPrim", 32767, false); // Without error

    // -----------------------------
    // - Append change set
    // -----------------------------
    final ODataChangeset changeset = payload.addChangeset();

    // ------------------------
    // POST request (Insert)
    URIBuilder targetURI =
        getClient().newURIBuilder(SERVICE_URI).appendEntitySetSegment("ESAllPrim");
    URI editLink = targetURI.build();

    ClientObjectFactory factory = getFactory();
    ClientEntity postEntity =
        factory.newEntity(new FullQualifiedName(SERVICE_NAMESPACE, "ESAllPrim"));
    postEntity.addLink(
        factory.newEntityNavigationLink(
            "NavPropertyETTwoPrimOne",
            getClient()
                .newURIBuilder(SERVICE_URI)
                .appendEntitySetSegment("ESTwoPrim")
                .appendKeySegment(32766)
                .build()));

    postEntity
        .getProperties()
        .add(
            factory.newPrimitiveProperty(
                "PropertyDouble", factory.newPrimitiveValueBuilder().buildDouble(3.1415)));

    final ODataEntityCreateRequest<ClientEntity> createRequest =
        getClient().getCUDRequestFactory().getEntityCreateRequest(editLink, postEntity);
    createRequest.setFormat(ContentType.JSON);

    changeset.addRequest(createRequest);

    // ------------------------
    // Patch request (Update)
    targetURI =
        getClient()
            .newURIBuilder(SERVICE_URI)
            .appendEntitySetSegment("ESAllPrim")
            .appendKeySegment(0);
    editLink = targetURI.build();

    ClientEntity patchEntity =
        factory.newEntity(new FullQualifiedName(SERVICE_NAMESPACE, "ESAllPrim"));
    patchEntity.setEditLink(editLink);

    patchEntity
        .getProperties()
        .add(
            factory.newPrimitiveProperty(
                "PropertyDouble", factory.newPrimitiveValueBuilder().buildDouble(3.1415)));

    ODataEntityUpdateRequest<ClientEntity> changeReq =
        getClient().getCUDRequestFactory().getEntityUpdateRequest(UpdateType.PATCH, patchEntity);
    changeReq.setFormat(ContentType.JSON);
    changeset.addRequest(changeReq);

    // ------------------------
    // Patch request (Upsert)
    targetURI =
        getClient()
            .newURIBuilder(SERVICE_URI)
            .appendEntitySetSegment("ESAllPrim")
            .appendKeySegment(15);
    editLink = targetURI.build();

    patchEntity = factory.newEntity(new FullQualifiedName(SERVICE_NAMESPACE, "ESAllPrim"));
    patchEntity.setEditLink(editLink);

    patchEntity
        .getProperties()
        .add(
            factory.newPrimitiveProperty(
                "PropertyDouble", factory.newPrimitiveValueBuilder().buildDouble(3.1415)));

    patchEntity.addLink(
        factory.newEntityNavigationLink(
            "NavPropertyETTwoPrimOne",
            getClient()
                .newURIBuilder(SERVICE_URI)
                .appendEntitySetSegment("ESTwoPrim")
                .appendKeySegment(32766)
                .build()));

    changeReq =
        getClient().getCUDRequestFactory().getEntityUpdateRequest(UpdateType.PATCH, patchEntity);
    changeReq.setFormat(ContentType.JSON);
    changeset.addRequest(changeReq);

    // -----------------------------
    // - Append get request
    // -----------------------------
    appendGetRequest(payload, "ESAllPrim", 0, false); // Without error

    // -----------------------------
    // - Fetch result
    // -----------------------------
    final ODataBatchResponse response = payload.getResponse();
    assertEquals(HttpStatusCode.ACCEPTED.getStatusCode(), response.getStatusCode());
    final Iterator<ODataBatchResponseItem> bodyIterator = response.getBody();

    // Check first get request
    assertTrue(bodyIterator.hasNext());
    ODataBatchResponseItem item = bodyIterator.next();
    assertFalse(item.isChangeset());
    assertTrue(item.hasNext());
    final ODataResponse response0 = item.next();
    assertTrue(response0 instanceof ODataRetrieveResponse);
    @SuppressWarnings("unchecked")
    ODataRetrieveResponse<ClientEntity> retrieveResponse =
        (ODataRetrieveResponse<ClientEntity>) response0;
    assertEquals(
        34,
        retrieveResponse.getBody().getProperty("PropertyDecimal").getPrimitiveValue().toValue());

    // Check change set
    assertTrue(bodyIterator.hasNext());
    item = bodyIterator.next();
    assertTrue(item.isChangeset());

    // Insert
    assertTrue(item.hasNext());
    final ODataResponse response1 = item.next();
    assertEquals(HttpStatusCode.CREATED.getStatusCode(), response1.getStatusCode());
    assertTrue(response1 instanceof ODataEntityCreateResponse);
    assertEquals(
        3.1415,
        ((ODataEntityCreateResponse<?>) response1)
            .getBody()
            .getProperty("PropertyDouble")
            .getPrimitiveValue()
            .toValue());
    // Update
    assertTrue(item.hasNext());
    final ODataResponse response2 = item.next();
    assertEquals(HttpStatusCode.OK.getStatusCode(), response2.getStatusCode());
    assertTrue(response2 instanceof ODataEntityUpdateResponse);

    // Upsert
    assertTrue(item.hasNext());
    final ODataResponse response3 = item.next();
    assertEquals(HttpStatusCode.CREATED.getStatusCode(), response3.getStatusCode());
    assertTrue(response3 instanceof ODataEntityUpdateResponse);
    assertEquals(
        3.1415,
        ((ODataEntityUpdateResponse<?>) response3)
            .getBody()
            .getProperty("PropertyDouble")
            .getPrimitiveValue()
            .toValue());

    // Check second get request
    assertTrue(bodyIterator.hasNext());
    item = bodyIterator.next();
    assertFalse(item.isChangeset());
    assertTrue(item.hasNext());
    final ODataResponse response4 = item.next();
    assertTrue(response4 instanceof ODataRetrieveResponse);
    @SuppressWarnings("unchecked")
    final ODataRetrieveResponse<ClientEntity> retrieveResponse2 =
        (ODataRetrieveResponse<ClientEntity>) response4;
    assertEquals(
        3.1415,
        retrieveResponse2.getBody().getProperty("PropertyDouble").getPrimitiveValue().toValue());
  }
  @Test
  public void changesetWithReferences() throws EdmPrimitiveTypeException, URISyntaxException {
    // create your request
    final ODataBatchRequest request =
        getClient().getBatchRequestFactory().getBatchRequest(SERVICE_URI);
    final BatchManager streamManager = request.payloadManager();

    final ODataChangeset changeset = streamManager.addChangeset();
    final ClientEntity entityESAllPrim =
        getFactory().newEntity(new FullQualifiedName(SERVICE_NAMESPACE, "ESAllPrim"));

    entityESAllPrim
        .getProperties()
        .add(
            getFactory()
                .newPrimitiveProperty(
                    "PropertyDouble", getFactory().newPrimitiveValueBuilder().buildDouble(3.1415)));

    entityESAllPrim.addLink(
        getFactory()
            .newEntityNavigationLink(
                "NavPropertyETTwoPrimOne",
                getClient()
                    .newURIBuilder(SERVICE_URI)
                    .appendEntitySetSegment("ESTwoPrim")
                    .appendKeySegment(-365)
                    .build()));

    final URIBuilder uriBuilder =
        getClient().newURIBuilder(SERVICE_URI).appendEntitySetSegment("ESAllPrim");

    // add create request
    final ODataEntityCreateRequest<ClientEntity> createReq =
        getClient()
            .getCUDRequestFactory()
            .getEntityCreateRequest(uriBuilder.build(), entityESAllPrim);
    createReq.setFormat(ContentType.JSON);
    changeset.addRequest(createReq);

    // retrieve request reference
    int createRequestRef = changeset.getLastContentId();

    // add update request
    final ClientEntity entityUpdate = getFactory().newEntity(entityESAllPrim.getTypeName());
    entityUpdate.addLink(
        getFactory()
            .newEntitySetNavigationLink(
                "NavPropertyETTwoPrimMany",
                getClient()
                    .newURIBuilder(SERVICE_URI)
                    .appendEntitySetSegment("ESTwoPrim")
                    .appendKeySegment(32767)
                    .build()));

    final ODataEntityUpdateRequest<ClientEntity> updateReq =
        getClient()
            .getCUDRequestFactory()
            .getEntityUpdateRequest(
                URI.create("$" + createRequestRef), UpdateType.PATCH, entityUpdate);
    updateReq.setFormat(ContentType.JSON);

    changeset.addRequest(updateReq);

    final ODataBatchResponse response = streamManager.getResponse();
    assertEquals(HttpStatusCode.ACCEPTED.getStatusCode(), response.getStatusCode());
    final String cookie = response.getHeader(HttpHeader.SET_COOKIE).iterator().next();

    // verify response payload ...
    final Iterator<ODataBatchResponseItem> bodyIterator = response.getBody();
    final ODataBatchResponseItem item = bodyIterator.next();

    assertTrue(item instanceof ODataChangesetResponseItem);
    final ODataChangesetResponseItem chgitem = (ODataChangesetResponseItem) item;
    assertTrue(chgitem.hasNext());
    ODataResponse res = chgitem.next();
    assertEquals(HttpStatusCode.CREATED.getStatusCode(), res.getStatusCode());
    assertTrue(res instanceof ODataEntityCreateResponse);
    final ODataEntityCreateResponse<?> createResponse = ((ODataEntityCreateResponse<?>) res);

    res = chgitem.next();
    assertEquals(HttpStatusCode.OK.getStatusCode(), res.getStatusCode());
    assertTrue(res instanceof ODataEntityUpdateResponse);

    final ODataEntitySetRequest<ClientEntitySet> req =
        getClient()
            .getRetrieveRequestFactory()
            .getEntitySetRequest(
                new URI(
                    createResponse.getHeader(HttpHeader.LOCATION).iterator().next()
                        + "/NavPropertyETTwoPrimMany"));
    req.setFormat(ContentType.JSON);
    req.addCustomHeader(HttpHeader.COOKIE, cookie);
    final ODataRetrieveResponse<ClientEntitySet> getResponse = req.execute();

    assertEquals(
        32767,
        getResponse
            .getBody()
            .getEntities()
            .get(0)
            .getProperty("PropertyInt16")
            .getPrimitiveValue()
            .toValue());
  }