Java tutorial
/* * Copyright (C) 2009-2017 Slava Semushin <slava.semushin@gmail.com> * * 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 2 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, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ package ru.mystamps.web.service; import java.util.List; import java.util.Set; import org.apache.commons.lang3.Validate; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.transaction.annotation.Transactional; import org.springframework.security.access.prepost.PreAuthorize; import lombok.RequiredArgsConstructor; import ru.mystamps.web.dao.StampsCatalogDao; import ru.mystamps.web.support.spring.security.HasAuthority; @RequiredArgsConstructor public class StampsCatalogServiceImpl implements StampsCatalogService { private static final Logger LOG = LoggerFactory.getLogger(StampsCatalogServiceImpl.class); private final String catalogName; private final StampsCatalogDao stampsCatalogDao; @Override @Transactional @PreAuthorize(HasAuthority.CREATE_SERIES) public void add(Set<String> catalogNumbers) { Validate.isTrue(catalogNumbers != null, "%s numbers must be non null", catalogName); Validate.isTrue(!catalogNumbers.isEmpty(), "%s numbers must be non empty", catalogName); List<String> insertedNumbers = stampsCatalogDao.add(catalogNumbers); if (!insertedNumbers.isEmpty()) { LOG.info("{} numbers {} were created", catalogName, insertedNumbers); } } @Override @Transactional @PreAuthorize(HasAuthority.CREATE_SERIES) public void addToSeries(Integer seriesId, Set<String> catalogNumbers) { Validate.isTrue(seriesId != null, "Series id must be non null"); Validate.isTrue(catalogNumbers != null, "%s numbers must be non null", catalogName); Validate.isTrue(!catalogNumbers.isEmpty(), "%s numbers must be non empty", catalogName); stampsCatalogDao.addToSeries(seriesId, catalogNumbers); LOG.info("Series #{}: {} numbers {} were added", seriesId, catalogName, catalogNumbers); } @Override @Transactional(readOnly = true) public List<String> findBySeriesId(Integer seriesId) { Validate.isTrue(seriesId != null, "Series id must be non null"); return stampsCatalogDao.findBySeriesId(seriesId); } }