Java tutorial
/* * Lumeer: Modern Data Definition and Processing Platform * * Copyright (C) since 2017 Answer Institute, s.r.o. and/or its affiliates. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package io.lumeer.storage.mongodb.dao.organization; import static io.lumeer.storage.mongodb.util.MongoFilters.*; import io.lumeer.api.model.Organization; import io.lumeer.api.model.Payment; import io.lumeer.api.model.ResourceType; import io.lumeer.storage.api.dao.PaymentDao; import io.lumeer.storage.api.exception.ResourceNotFoundException; import io.lumeer.storage.api.exception.StorageException; import io.lumeer.storage.mongodb.codecs.PaymentCodec; import io.lumeer.storage.mongodb.dao.system.SystemScopedDao; import com.mongodb.MongoException; import com.mongodb.client.MongoCollection; import com.mongodb.client.model.Filters; import com.mongodb.client.model.FindOneAndReplaceOptions; import com.mongodb.client.model.IndexOptions; import com.mongodb.client.model.Indexes; import com.mongodb.client.model.ReturnDocument; import com.mongodb.client.model.Sorts; import org.bson.Document; import java.util.ArrayList; import java.util.Date; import java.util.List; import javax.enterprise.context.RequestScoped; /** * @author <a href="mailto:marvenec@gmail.com">Martin Ve?ea</a> */ @RequestScoped public class MongoPaymentDao extends SystemScopedDao implements PaymentDao { private static final String PREFIX = "payments_o-"; @Override public Payment createPayment(final Organization organization, final Payment payment) { try { databaseCollection(organization).insertOne(payment); return payment; } catch (MongoException ex) { throw new StorageException("Cannot create payment " + payment, ex); } } @Override public List<Payment> getPayments(final Organization organization) { return databaseCollection(organization).find().sort(Sorts.descending(Payment.DATE)).into(new ArrayList<>()); } @Override public Payment updatePayment(final Organization organization, final String id, final Payment payment) { FindOneAndReplaceOptions options = new FindOneAndReplaceOptions().returnDocument(ReturnDocument.AFTER) .upsert(true); try { final Payment returnedPayment = databaseCollection(organization).findOneAndReplace(idFilter(id), payment, options); if (returnedPayment == null) { throw new StorageException("Payment '" + id + "' has not been updated."); } return returnedPayment; } catch (MongoException ex) { throw new StorageException("Cannot update payment " + payment, ex); } } @Override public Payment updatePayment(final Organization organization, final Payment payment) { FindOneAndReplaceOptions options = new FindOneAndReplaceOptions().returnDocument(ReturnDocument.AFTER) .upsert(true); try { final Payment returnedPayment = databaseCollection(organization) .findOneAndReplace(paymentIdFilter(payment.getPaymentId()), payment, options); if (returnedPayment == null) { throw new StorageException("Payment '" + payment.getPaymentId() + "' has not been updated."); } return returnedPayment; } catch (MongoException ex) { throw new StorageException("Cannot update payment " + payment, ex); } } @Override public Payment getPayment(final Organization organization, final String paymentId) { return databaseCollection(organization).find(paymentIdFilter(paymentId)).first(); } @Override public Payment getPaymentByDbId(final Organization organization, final String id) { return databaseCollection(organization).find(idFilter(id)).first(); } @Override public Payment getLatestPayment(final Organization organization) { return databaseCollection(organization).find(paymentStateFilter(Payment.PaymentState.PAID.ordinal())) .sort(Sorts.descending(PaymentCodec.VALID_UNTIL)).limit(1).first(); } @Override public Payment getPaymentAt(final Organization organization, final Date date) { return databaseCollection(organization) .find(Filters.and(paymentStateFilter(Payment.PaymentState.PAID.ordinal()), paymentValidUntilFilter(date), paymentStartFilter(date))) .sort(Sorts.descending(PaymentCodec.VALID_UNTIL)).limit(1).first(); } @Override public void createPaymentRepository(final Organization organization) { database.createCollection(databaseCollectionName(organization)); MongoCollection<Document> groupCollection = database.getCollection(databaseCollectionName(organization)); groupCollection.createIndex(Indexes.ascending(PaymentCodec.PAYMENT_ID), new IndexOptions().unique(true)); groupCollection.createIndex(Indexes.descending(PaymentCodec.DATE), new IndexOptions().unique(true)); groupCollection.createIndex(Indexes.descending(PaymentCodec.START), new IndexOptions().unique(true)); groupCollection.createIndex(Indexes.descending(PaymentCodec.VALID_UNTIL), new IndexOptions().unique(true)); } @Override public void deletePaymentRepository(final Organization organization) { database.getCollection(databaseCollectionName(organization)).drop(); } private MongoCollection<Payment> databaseCollection(final Organization organization) { return database.getCollection(databaseCollectionName(organization), Payment.class); } private String databaseCollectionName(final Organization organization) { if (organization == null) { throw new ResourceNotFoundException(ResourceType.ORGANIZATION); } return PREFIX + organization.getId(); } }