AccessionInvAttachRepositoryCustomImpl.java

/*
 * Copyright 2020 Global Crop Diversity Trust
 *
 * 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.gringlobal.persistence;

import java.util.List;

import org.apache.commons.lang3.StringUtils;
import org.gringlobal.model.Accession;
import org.gringlobal.model.AccessionInvAttach;
import org.gringlobal.model.Inventory;
import org.gringlobal.model.QAccessionInvAttach;
import org.springframework.beans.factory.annotation.Autowired;

import com.querydsl.core.types.dsl.BooleanExpression;
import com.querydsl.jpa.impl.JPAQueryFactory;

/**
 * @author Matija Obreza
 */
public class AccessionInvAttachRepositoryCustomImpl implements AccessionInvAttachRepositoryCustom {

	@Autowired
	private JPAQueryFactory jpaQueryFactory;

	@Override
	public List<AccessionInvAttach> findAccessionAttachments(Accession accession, String formTypeCode) {
		BooleanExpression expression = QAccessionInvAttach.accessionInvAttach.inventory().accession().eq(accession);

		if (StringUtils.isNotBlank(formTypeCode)) {
			expression = expression.and(QAccessionInvAttach.accessionInvAttach.inventory().formTypeCode.eq(formTypeCode));
		}

		return jpaQueryFactory.selectFrom(QAccessionInvAttach.accessionInvAttach)
				.join(QAccessionInvAttach.accessionInvAttach.repositoryFile()).fetchJoin()
				.where(expression).fetch();
	}

	@Override
	public List<AccessionInvAttach> findInventoryAttachments(Inventory inventory) {
		return jpaQueryFactory.selectFrom(QAccessionInvAttach.accessionInvAttach)
				.join(QAccessionInvAttach.accessionInvAttach.repositoryFile()).fetchJoin()
				.where(QAccessionInvAttach.accessionInvAttach.inventory().eq(inventory)).fetch();
	}
}