/* * MIT License * * Copyright (c) 2017 Alexey Saenko * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package com.toptal; import lombok.extern.slf4j.Slf4j; import org.springframework.batch.item.validator.ValidatingItemProcessor; import org.springframework.batch.item.validator.ValidationException; /** * Processor filters customers by the amount of transactions. * * @author Alexey Saenko ([email protected]) */ @Slf4j public class TransactionValidatingProcessor extends ValidatingItemProcessor<Customer> { public TransactionValidatingProcessor(final int limit) { super( item -> { if (item.getTransactions() >= limit) { throw new ValidationException("Customer has more than " + limit + " transactions"); } log.info("Customer {} matched the transaction filter", item); } ); setFilter(true); } }