/*
* 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.lcms.masters.service;
import java.util.ArrayList;
import java.util.List;
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.Metamodel;
import org.egov.lcms.masters.entity.GovernmentDepartment;
import org.egov.lcms.masters.repository.GovernmentDepartmentRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
@Service
@Transactional(readOnly = true)
public class GovernmentDepartmentService {
private final GovernmentDepartmentRepository governmentDepartmentRepository;
@PersistenceContext
private EntityManager entityManager;
@Autowired
public GovernmentDepartmentService(final GovernmentDepartmentRepository governmentDepartmentRepository) {
this.governmentDepartmentRepository = governmentDepartmentRepository;
}
@Transactional
public GovernmentDepartment persist(final GovernmentDepartment governmentDepartment) {
return governmentDepartmentRepository.save(governmentDepartment);
}
public List<GovernmentDepartment> findAll() {
return governmentDepartmentRepository.findAll(new Sort(Sort.Direction.ASC, "name"));
}
public GovernmentDepartment findByName(final String name) {
return governmentDepartmentRepository.findByName(name);
}
public GovernmentDepartment findByCode(final String code) {
return governmentDepartmentRepository.findByCode(code);
}
public GovernmentDepartment findOne(final Long id) {
return governmentDepartmentRepository.findOne(id);
}
public List<GovernmentDepartment> getActiveGovernmentDepartment() {
return governmentDepartmentRepository.findByActiveTrueOrderByNameAsc();
}
public List<GovernmentDepartment> search(final GovernmentDepartment governmentDepartment) {
final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
final CriteriaQuery<GovernmentDepartment> createQuery = cb.createQuery(GovernmentDepartment.class);
final Root<GovernmentDepartment> governmentDepartmentObj = createQuery.from(GovernmentDepartment.class);
createQuery.select(governmentDepartmentObj);
final Metamodel m = entityManager.getMetamodel();
final javax.persistence.metamodel.EntityType<GovernmentDepartment> GovernmentDepartment = m
.entity(GovernmentDepartment.class);
final List<GovernmentDepartment> resultList;
final List<Predicate> predicates = new ArrayList<Predicate>();
if (governmentDepartment.getName() == null && governmentDepartment.getCode() == null
&& governmentDepartment.getActive() == null)
resultList = findAll();
else {
if (governmentDepartment.getName() != null) {
final String interimOrderType = "%" + governmentDepartment.getName().toLowerCase() + "%";
predicates.add(cb.isNotNull(governmentDepartmentObj.get("name")));
predicates.add(cb.like(
cb.lower(governmentDepartmentObj
.get(GovernmentDepartment.getDeclaredSingularAttribute("name", String.class))),
interimOrderType));
}
if (governmentDepartment.getCode() != null) {
final String code = "%" + governmentDepartment.getCode().toLowerCase() + "%";
predicates.add(cb.isNotNull(governmentDepartmentObj.get("code")));
predicates
.add(cb.like(
cb.lower(governmentDepartmentObj
.get(GovernmentDepartment.getDeclaredSingularAttribute("code", String.class))),
code));
}
if (governmentDepartment.getActive() != null)
if (governmentDepartment.getActive() == true)
predicates
.add(cb.equal(
governmentDepartmentObj.get(
GovernmentDepartment.getDeclaredSingularAttribute("active", Boolean.class)),
true));
else
predicates.add(cb.equal(
governmentDepartmentObj
.get(GovernmentDepartment.getDeclaredSingularAttribute("active", Boolean.class)),
false));
createQuery.where(predicates.toArray(new Predicate[] {}));
final TypedQuery<GovernmentDepartment> query = entityManager.createQuery(createQuery);
resultList = query.getResultList();
}
return resultList;
}
}