Java tutorial
/* * 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 org.kaloz.datafeed.processor.app; import com.google.common.base.Optional; import org.kaloz.datafeed.processor.domain.instrument.model.InstrumentPrice; import org.kaloz.datafeed.processor.domain.instrument.model.InstrumentPriceListRequest; import org.kaloz.datafeed.processor.domain.instrument.model.InstrumentPriceRequest; import org.kaloz.datafeed.processor.domain.instrument.service.InstrumentPriceRepository; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Component; import javax.annotation.Resource; import java.util.List; @Component public class ProcessorService { private static final Logger LOG = LoggerFactory.getLogger(ProcessorService.class); @Resource private InstrumentPriceRepository instrumentPriceRepository; public void saveInstrumentPrice(InstrumentPrice instrumentPrice) { instrumentPriceRepository.save(instrumentPrice); } public Optional<InstrumentPrice> findByProviderAndShortName(InstrumentPriceRequest instrumentPriceRequest) { return Optional.fromNullable(instrumentPriceRepository.findByProviderAndShortName( instrumentPriceRequest.getProvider(), instrumentPriceRequest.getShortName())); } public List<InstrumentPrice> findByProvider(InstrumentPriceListRequest instrumentPriceListRequest) { return instrumentPriceRepository.findByProvider(instrumentPriceListRequest.getProvider()); } }