/*
* eGov suite of products aim to improve the internal efficiency,transparency,
* accountability and the service delivery of the government organizations.
*
* Copyright (C) <2015> eGovernments Foundation
*
* The updated version of eGov suite of products as by eGovernments Foundation
* is available at http://www.egovernments.org
*
* 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 3 of the License, or
* 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, see http://www.gnu.org/licenses/ or
* http://www.gnu.org/licenses/gpl.html .
*
* In addition to the terms of the GPL license to be adhered to in using this
* program, the following additional terms are to be complied with:
*
* 1) All versions of this program, verbatim or modified must carry this
* Legal Notice.
*
* 2) Any misrepresentation of the origin of the material is prohibited. It
* is required that all modified versions of this material be marked in
* reasonable ways as different from the original version.
*
* 3) This license does not grant any rights to any user of the program
* with regards to rights under trademark law for use of the trade names
* or trademarks of eGovernments Foundation.
*
* In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
*/
package org.egov.commons.service;
import org.egov.commons.Fund;
import org.egov.commons.repository.FundRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root;
import javax.persistence.metamodel.EntityType;
import javax.persistence.metamodel.Metamodel;
import java.util.ArrayList;
import java.util.List;
@Service
@Transactional(readOnly = true)
public class FundService {
private final FundRepository fundRepository;
@PersistenceContext
private EntityManager entityManager;
@Autowired
public FundService(final FundRepository fundRepository) {
this.fundRepository = fundRepository;
}
@Transactional
public Fund create(final Fund fund) {
if(fund.getParentId()!=null && fund.getParentId().getId()==null)
fund.setParentId(null);
return fundRepository.save(fund);
}
@Transactional
public Fund update(final Fund fund) {
return fundRepository.save(fund);
}
public List<Fund> findAll() {
return fundRepository.findAll(new Sort(Sort.Direction.ASC, "name"));
}
public Fund findByName(String name) {
return fundRepository.findByName(name);
}
public Fund findByCode(String code) {
return fundRepository.findByCode(code);
}
public Fund findOne(Integer id) {
return fundRepository.findOne(id);
}
public List<Fund> search(Fund fund) {
CriteriaBuilder cb = entityManager.getCriteriaBuilder();
CriteriaQuery<Fund> createQuery = cb.createQuery(Fund.class);
Root<Fund> funds = createQuery.from(Fund.class);
createQuery.select(funds);
Metamodel m = entityManager.getMetamodel();
EntityType<Fund> Fund_ = m.entity(Fund.class);
List<Predicate> predicates = new ArrayList<Predicate>();
if(fund.getName()!=null)
{
String name="%"+fund.getName().toLowerCase()+"%";
predicates.add(cb.isNotNull(funds.get("name")));
predicates.add(cb.like(cb.lower(funds.get(Fund_.getDeclaredSingularAttribute("name", String.class))),name));
}
if(fund.getCode()!=null)
{
String code="%"+fund.getCode().toLowerCase()+"%";
predicates.add(cb.isNotNull(funds.get("code")));
predicates.add(cb.like(cb.lower(funds.get(Fund_.getDeclaredSingularAttribute("code", String.class))),code));
}
if(fund.getIsactive())
{
predicates.add(cb.equal(funds.get("isactive"), true));
}
if(fund.getParentId()!=null)
{
predicates.add(cb.equal(funds.get("parentId"), fund.getParentId()));
}
createQuery.where(predicates.toArray(new Predicate[]{}));
TypedQuery<Fund> query=entityManager.createQuery(createQuery);
List<Fund> resultList = query.getResultList();
return resultList;
}
public List<Fund> findByIsnotleaf() {
return fundRepository.findByIsnotleaf(true);
}
}