diff --git a/admin/src/main/java/com/google/firebase/example/FirebaseFirestoreSnippets.java b/admin/src/main/java/com/google/firebase/example/FirebaseFirestoreSnippets.java new file mode 100644 index 0000000..97a62ba --- /dev/null +++ b/admin/src/main/java/com/google/firebase/example/FirebaseFirestoreSnippets.java @@ -0,0 +1,41 @@ +/* + * Copyright 2022 Google LLC. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package com.google.firebase.example; + +import static com.google.cloud.firestore.Firestore; +import static com.google.cloud.firestore.Query; +import static com.google.cloud.firestore.AggregateQuerySnapshot; +import static com.google.cloud.firestore.AggregateField.count; + +public class FirebaseFirestoreSnippets { + + public static void countAggregateCollection(Firestore db) { + // [START count_aggregate_collection] + Query query = db.collection("cities"); + AggregateQuerySnapshot snapshot = query.count().get().get(); + System.out.println("Count: " + snapshot.get(AggregateField.count()); + // [END count_aggregate_collection] + } + + public static void countAggregateQuery(Firestore db) { + // [START count_aggregate_query] + Query query = db.collection("cities").whereEqualTo("state", "CA"); + AggregateQuerySnapshot snapshot = query.count().get().get(); + System.out.println("Count: " + snapshot.get(AggregateField.count()); + // [END count_aggregate_query] + } + +}