private void appendGetRequest(
      final BatchManager manager, final String segment, final Object key, final boolean isRelative)
      throws URISyntaxException {
    final URIBuilder targetURI = getClient().newURIBuilder(SERVICE_URI);
    targetURI.appendEntitySetSegment(segment).appendKeySegment(key);
    final URI uri =
        (isRelative) ? new URI(SERVICE_URI).relativize(targetURI.build()) : targetURI.build();

    ODataEntityRequest<ClientEntity> queryReq =
        getClient().getRetrieveRequestFactory().getEntityRequest(uri);
    queryReq.setFormat(ContentType.JSON);
    manager.addRequest(queryReq);
  }
  private void rawRequest(final ContentType contentType) {
    final URIBuilder uriBuilder =
        client.newURIBuilder(testStaticServiceRootURL).appendEntitySetSegment("People");

    final ODataRawRequest req =
        client.getRetrieveRequestFactory().getRawRequest(uriBuilder.build());
    req.setFormat(contentType.toContentTypeString());

    final ODataRawResponse res = req.execute();
    assertNotNull(res);

    final ResWrap<ClientEntitySet> entitySet = res.getBodyAs(ClientEntitySet.class);
    assertNotNull(entitySet.getPayload());
    assertTrue(entitySet.getContextURL().toASCIIString().endsWith("$metadata#People"));
  }
  private void readWithNext(final ContentType format) {
    final URIBuilder uriBuilder =
        client.newURIBuilder(testStaticServiceRootURL).appendEntitySetSegment("People");

    final ODataEntitySetRequest<ClientEntitySet> req =
        client.getRetrieveRequestFactory().getEntitySetRequest(uriBuilder.build());
    req.setFormat(format);
    req.setPrefer(client.newPreferences().maxPageSize(5));

    final ODataRetrieveResponse<ClientEntitySet> res = req.execute();
    final ClientEntitySet feed = res.getBody();

    assertNotNull(feed);

    assertEquals(5, feed.getEntities().size());
    assertNotNull(feed.getNext());

    final URI expected = URI.create(testStaticServiceRootURL + "/People?$skiptoken=5");
    final URI found = URIUtils.getURI(testStaticServiceRootURL, feed.getNext().toASCIIString());

    assertEquals(expected, found);
  }
  private void readODataEntitySetIterator(final ContentType contentType) {
    final URIBuilder uriBuilder =
        client.newURIBuilder(testStaticServiceRootURL).appendEntitySetSegment("People");

    final ODataEntitySetIteratorRequest<ClientEntitySet, ClientEntity> req =
        client.getRetrieveRequestFactory().getEntitySetIteratorRequest(uriBuilder.build());
    req.setFormat(contentType);

    final ODataRetrieveResponse<ClientEntitySetIterator<ClientEntitySet, ClientEntity>> res =
        req.execute();
    final ClientEntitySetIterator<ClientEntitySet, ClientEntity> feedIterator = res.getBody();

    assertNotNull(feedIterator);

    int count = 0;

    while (feedIterator.hasNext()) {
      assertNotNull(feedIterator.next());
      count++;
    }
    assertEquals(5, count);
    assertTrue(feedIterator.getNext().toASCIIString().endsWith("People?$skiptoken=5"));
  }
  private void readWithInlineCount(final ODataClient client, final ContentType contentType) {
    final URIBuilder uriBuilder =
        client.newURIBuilder(testStaticServiceRootURL).appendEntitySetSegment("People").count(true);

    final ODataRawRequest req =
        client.getRetrieveRequestFactory().getRawRequest(uriBuilder.build());
    req.setFormat(contentType.toContentTypeString());

    final ODataRawResponse res = req.execute();
    assertNotNull(res);

    final ResWrap<ClientEntitySet> entitySet = res.getBodyAs(ClientEntitySet.class);
    assertEquals(5, entitySet.getPayload().getEntities().size());

    assertEquals(
        "Microsoft.Test.OData.Services.ODataWCFService.Address",
        entitySet
            .getPayload()
            .getEntities()
            .get(2)
            .getProperty("HomeAddress")
            .getComplexValue()
            .getTypeName());
  }
  @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());
  }