/*
* 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.common.dao;
import org.egov.common.entity.UOM;
import org.egov.infra.validation.exception.ValidationError;
import org.egov.infra.validation.exception.ValidationException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.transaction.annotation.Transactional;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@Transactional(readOnly=true)
public class UOMDao {
@PersistenceContext
private EntityManager entityManager;
public List <UOM>findAllUom() {
final Query qry = entityManager.unwrap(Session.class).createQuery("from EgUom uom order by uomcategoryid");
return qry.list();
}
public List<UOM> getAllUomsWithinCategoryByUom(final Integer uomId) throws ValidationException {
List<UOM> uoms = new ArrayList<UOM>();
Query qry = null;
if (uomId != null && uomId >= 0) {
qry = entityManager.unwrap(Session.class).createQuery(
"from org.egov.common.entity.UOM as uoms where uoms.uomCategory.id =(select uom.uomCategory.id from org.egov.common.entity.UOM uom where uom.id=:uomID)");
qry.setInteger("uomID", uomId);
uoms = qry.list();
} else
throw new ValidationException(Arrays.asList(new ValidationError("uom null", "UomId is null")));
return uoms;
}
public BigDecimal getConversionFactorByUom(final Integer uomId) throws ValidationException {
BigDecimal convFactor = BigDecimal.ZERO;
Query qry = null;
if (uomId != null && uomId > 0) {
qry = entityManager.unwrap(Session.class).createQuery(
"select uom.convFactor from org.egov.infstr.commonMasters.EgUom as uom where uom.id=:uomID");
qry.setInteger("uomID", uomId);
convFactor = (BigDecimal) qry.uniqueResult();
} else
throw new ValidationException(Arrays.asList(new ValidationError("uom null", "UomId is null")));
return convFactor;
}
public BigDecimal getConversionFactorByFromUomToUom(final Integer fromuomId, final Integer touomId)
throws ValidationException {
BigDecimal convFactor = null;
if (fromuomId != null && fromuomId > 0 && touomId != null && touomId > 0) {
final BigDecimal fromconvFactor = getConversionFactorByUom(fromuomId);
final BigDecimal toFactor = getConversionFactorByUom(touomId);
convFactor = BigDecimal.valueOf(fromconvFactor.doubleValue() / toFactor.doubleValue());
} else
throw new ValidationException(Arrays.asList(new ValidationError("uom null", "from or to uomId is null")));
return convFactor;
}
}