FinanceRateRepositoryImpl.java

package com.tradecloud.repository.rate.impl;

import com.tradecloud.domain.base.utils.MathUtils;
import com.tradecloud.domain.infrastructure.persistence.CriteriaBuilder;
import com.tradecloud.domain.rate.FinanceRate;
import com.tradecloud.domain.rate.FinanceRateCosting;
import com.tradecloud.dto.rate.FinanceRateSearch;
import com.tradecloud.repository.rate.FinanceRateRepository;
import com.tradecloud.repository.utils.CriteriaBuilder2;
import org.hibernate.criterion.*;
import org.hibernate.transform.AliasToBeanResultTransformer;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Isolation;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

import java.util.ArrayList;
import java.util.List;

/**
 * Created by ds on 2017/01/09.
 */
@Repository(value = "financeRateRepository")
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.DEFAULT)
public class FinanceRateRepositoryImpl extends BaseRateRepository<FinanceRate, FinanceRateSearch> implements FinanceRateRepository {

    @Override
    public List<FinanceRate> searchByClosestEffectiveDate(FinanceRateSearch search) {
        DetachedCriteria criteria = buildBaseCriteria(search);
        CriteriaBuilder.addDateLessOrEqualRangeCriteria(criteria, "effectiveDate", search.getEffectiveDateLower());
        criteria.addOrder(Order.desc("effectiveDate"));
        List<FinanceRate> results = getExecutableCriteriaList(criteria, null);
        if (results.size() > 1) {
            List<FinanceRate> list = new ArrayList<FinanceRate>();
            list.add(results.get(0));
            return list;
        }
        return results;
    }

    @Override
    public FinanceRate searchByOrderOfPriority(FinanceRateSearch search) {
        DetachedCriteria criteria = DetachedCriteria.forClass(FinanceRate.class);
        return searchByOrderOfPriority(search, criteria);
    }

    @Override
    public FinanceRate searchByOrderOfPriorityCosting(FinanceRateSearch search) {
        DetachedCriteria criteria = DetachedCriteria.forClass(FinanceRate.class);
        setCostingProjections(criteria);
        return searchByOrderOfPriority(search, criteria);
    }

    //DO not return heavy objects here, if you must then return id or list of ids.
    private  void setCostingProjections(DetachedCriteria criteria) {

        ProjectionList projections = costingProjectionsCommon()
                .add(Projections.property("maximum"), "maximum")
                .add(Projections.property("minimum"), "minimum");

        criteria.setProjection(projections);

        criteria.setResultTransformer(new AliasToBeanResultTransformer(FinanceRateCosting.class));
    }

    private FinanceRate searchByOrderOfPriority(FinanceRateSearch search, DetachedCriteria criteria) {
        if (search.getCostLine() == null) {
            throw new RuntimeException("Rate search must contain CostLine");
        }

        //        CriteriaBuilder.addEqRestriction(criteria, "rateState", RateState.ACTIVE);
        CriteriaBuilder.addEqRestriction(criteria, "costLine", search.getCostLine());
        CriteriaBuilder.addEqRestriction(criteria, "costingType", search.getCostingType());
        CriteriaBuilder.addDateLessOrEqualRangeCriteria(criteria, "effectiveDate", search.getEffectiveDateLower());

        CriteriaBuilder.addDisjunction(criteria, "paymentMethod", search.getPaymentMethod());
        CriteriaBuilder.addDisjunction(criteria, "paymentTerm", search.getPaymentTerm());
        CriteriaBuilder.addDisjunctionIn(criteria, "organisationalUnit", findApplicableOrgs(search));
        CriteriaBuilder.addEqRestriction(criteria, "itemCategory", search.getItemCategory());
        setRateUnitAndCurrency(search, criteria);
        // setMinMax(search, criteria);
        DetachedCriteria tierCriteria = null;

        CriteriaBuilder2.addRateOrderOfPriority(criteria, search, null, tierCriteria);

        List<FinanceRate> results = criteria.getExecutableCriteria(getSessionCustom()).list();
        return results.size() == 0 ? null : results.get(0);
    }

    private DetachedCriteria buildBaseCriteria(FinanceRateSearch search) {
        DetachedCriteria criteria = DetachedCriteria.forClass(FinanceRate.class);
        if (search.isSpecificSearch()) {
            CriteriaBuilder.addExactMatch(criteria, "organisationalUnit", search.getOrganisationalUnit());
            CriteriaBuilder.addExactMatch(criteria, "paymentMethod", search.getPaymentMethod());
            CriteriaBuilder.addExactMatch(criteria, "paymentTerm", search.getPaymentTerm());
            CriteriaBuilder.addExactMatch(criteria, "costLine", search.getCostLine());
            CriteriaBuilder.addExactMatch(criteria, "costingType", search.getCostingType());
            CriteriaBuilder.addExactMatch(criteria, "currency", search.getCurrency());
            CriteriaBuilder.addExactMatch(criteria, "rateUnit", search.getRateUnit());
            CriteriaBuilder.addExactMatch(criteria, "itemCategory", search.getItemCategory());

        } else {
            CriteriaBuilder.addEqRestriction(criteria, "organisationalUnit", search.getOrganisationalUnit());
            CriteriaBuilder.addEqRestriction(criteria, "paymentMethod", search.getPaymentMethod());
            CriteriaBuilder.addEqRestriction(criteria, "paymentTerm", search.getPaymentTerm());
            CriteriaBuilder.addEqRestriction(criteria, "costLine", search.getCostLine());
            CriteriaBuilder.addEqRestriction(criteria, "costingType", search.getCostingType());
            CriteriaBuilder.addEqRestriction(criteria, "currency", search.getCurrency());
            CriteriaBuilder.addEqRestriction(criteria, "rateUnit", search.getRateUnit());
            CriteriaBuilder.addEqRestriction(criteria, "itemCategory", search.getItemCategory());

        }
        //setMinMax(search, criteria);
        // buildStateSearch(search, criteria);
        return criteria;
    }

    private void setMinMax(FinanceRateSearch search, DetachedCriteria criteria) {
        if (search.getMinimum() != null && !MathUtils.isZero(search.getMaximum())) {
            criteria.add(Restrictions.disjunction().add(Restrictions.isNull("minimum")).add(Restrictions.le("minimum", search.getMinimum())));
            criteria.add(Restrictions.disjunction().add(Restrictions.isNull("maximum")).add(Restrictions.ge("maximum", search.getMaximum())));
        }
    }

    @Override
    public List<FinanceRate> search(FinanceRateSearch search) {
        DetachedCriteria criteria = buildBaseCriteria(search);
        CriteriaBuilder.addDateGreaterOrEqualRangeCriteria(criteria, "effectiveDate", search.getEffectiveDateLower());
        CriteriaBuilder.addDateLessOrEqualRangeCriteria(criteria, "effectiveDate", search.getEffectiveDateUpper());
        criteria.addOrder(Order.desc("costLine")).addOrder(Order.desc("effectiveDate")).addOrder(Order.asc("id"));
        return getExecutableCriteriaList(criteria, search.getSearchMetaParams());
    }

    @Override
    public long count(FinanceRateSearch search) {
        DetachedCriteria criteria = buildBaseCriteria(search);
        CriteriaBuilder.addDateGreaterOrEqualRangeCriteria(criteria, "effectiveDate", search.getEffectiveDateLower());
        CriteriaBuilder.addDateLessOrEqualRangeCriteria(criteria, "effectiveDate", search.getEffectiveDateUpper());

        return getExecutableCriteriaCount(criteria);
    }

    @Override
    public void save(FinanceRate financeRate) {
        super.save(financeRate);
    }

}