service/src/main/java/org/apache/fineract/cn/portfolio/service/internal/repository/CaseRepository.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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package org.apache.fineract.cn.portfolio.service.internal.repository;

import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

import java.util.Collection;
import java.util.Optional;
import java.util.stream.Stream;

/**
 * @author Myrle Krantz
 */
@Repository
public interface CaseRepository extends JpaRepository<CaseEntity, Long> {
  Optional<CaseEntity> findByProductIdentifierAndIdentifier(String productIdentifier, String identifier);
  Page<CaseEntity> findByProductIdentifierAndCurrentStateIn(String productIdentifier, Collection<String> currentStates, Pageable pageRequest);

  //TODO: It should be possible to delete the @Query once we've updated to spring-data-release train ingalls.
  @Query("SELECT COUNT(t) > 0  FROM CaseEntity t WHERE t.productIdentifier = :productIdentifier")
  boolean existsByProductIdentifier(@Param("productIdentifier") String productIdentifier);

  Stream<CaseEntity> findByCurrentStateIn(Collection<String> currentStates);
}