/* * Copyright 2015 MongoDB, Inc. * * 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 primer; import org.junit.Test; // @import: start import org.bson.Document; // @import: end public class RemovePrimer extends PrimerTestCase { @Test public void removeMatchingDocuments() { // @begin: remove-matching-documents // @code: start db.getCollection("restaurants").deleteMany(new Document("borough", "Manhattan")); // @code: end /* // @post: start The deleteMany operation returns a ``DeleteResult`` which contains information about the operation. The ``getDeletedCount`` method returns number of documents deleted. // @post: end */ // @end: remove-matching-documents } @Test public void removeAllDocuments() { // @begin: remove-all-documents // @code: start db.getCollection("restaurants").deleteMany(new Document()); // @code: end /* // @post: start The deleteMany operation returns a ``DeleteResult`` which contains information about the operation. The ``getDeletedCount`` method returns number of documents deleted. // @post: end */ // @end: remove-all-documents } @Test public void dropCollection() { // @begin: drop-collection // @code: start db.getCollection("restaurants").drop(); // @code: end // @end: drop-collection } }