Examples with DocumentSnapshot com.google.cloud.firestore.DocumentSnapshot used on opensource projects

Example 46 with DocumentSnapshot

use of com.google.cloud.firestore.DocumentSnapshot in project java-docs-samples by GoogleCloudPlatform.

the class QuickstartIT method validate.

private void validate(DocumentReference docRef, Map<String, Object> data) throws Exception {
    DocumentSnapshot documentSnapshot = docRef.get().get();
    assertTrue(Objects.equals(documentSnapshot.getData(), data));
}

Example 47 with DocumentSnapshot

use of com.google.cloud.firestore.DocumentSnapshot in project java-docs-samples by GoogleCloudPlatform.

the class QueryDataSnippetsIT method getResults.

private List<String> getResults(Query query) throws Exception {
    // asynchronously retrieve query results
    ApiFuture<QuerySnapshot> future = query.get();
    // block on response
    QuerySnapshot querySnapshot = future.get();
    List<String> docIds = new ArrayList<>();
    for (DocumentSnapshot document : querySnapshot.getDocuments()) {
        docIds.add(document.getId());
    }
    return docIds;
}

Example 48 with DocumentSnapshot

use of com.google.cloud.firestore.DocumentSnapshot in project java-docs-samples by GoogleCloudPlatform.

the class RetrieveDataSnippetsIT method testRetrieveQueryResults.

@Test
public void testRetrieveQueryResults() throws Exception {
    List<QueryDocumentSnapshot> docs = retrieveDataSnippets.getQueryResults();
    assertEquals(docs.size(), 3);
    Set<String> docIds = new HashSet<>();
    for (DocumentSnapshot doc : docs) {
        docIds.add(doc.getId());
    }
    assertTrue(docIds.contains("BJ") && docIds.contains("TOK") && docIds.contains("DC"));
}

Example 49 with DocumentSnapshot

use of com.google.cloud.firestore.DocumentSnapshot in project java-docs-samples by GoogleCloudPlatform.

the class RetrieveDataSnippetsIT method deleteAllDocuments.

private static void deleteAllDocuments() throws Exception {
    ApiFuture<QuerySnapshot> future = db.collection("cities").get();
    QuerySnapshot querySnapshot = future.get();
    for (DocumentSnapshot doc : querySnapshot.getDocuments()) {
        // block on delete operation
        db.collection("cities").document(doc.getId()).delete().get();
    }
}

Example 50 with DocumentSnapshot

use of com.google.cloud.firestore.DocumentSnapshot in project getting-started-java by GoogleCloudPlatform.

the class TranslateServlet method doGet.

// [START getting_started_background_app_list]
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    Firestore firestore = (Firestore) this.getServletContext().getAttribute("firestore");
    CollectionReference translations = firestore.collection("translations");
    QuerySnapshot snapshot;
    try {
        snapshot = translations.limit(10).get().get();
    } catch (InterruptedException | ExecutionException e) {
        throw new ServletException("Exception retrieving documents from Firestore.", e);
    }
    List<TranslateMessage> translateMessages = Lists.newArrayList();
    List<QueryDocumentSnapshot> documents = Lists.newArrayList(snapshot.getDocuments());
    documents.sort(Comparator.comparing(DocumentSnapshot::getCreateTime));
    for (DocumentSnapshot document : Lists.reverse(documents)) {
        String encoded = gson.toJson(document.getData());
        TranslateMessage message = gson.fromJson(encoded, TranslateMessage.class);
        message.setData(decode(message.getData()));
        translateMessages.add(message);
    }
    req.setAttribute("messages", translateMessages);
    req.setAttribute("page", "list");
    req.getRequestDispatcher("/base.jsp").forward(req, resp);
}