org.hoteia.qalingo.core.dao.impl.GroupRoleDaoImpl.java Source code

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Here is the source code for org.hoteia.qalingo.core.dao.impl.GroupRoleDaoImpl.java

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/**
 * Most of the code in the Qalingo project is copyrighted Hoteia and licensed
 * under the Apache License Version 2.0 (release version 0.7.0)
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 *                   Copyright (c) Hoteia, 2012-2013
 * http://www.hoteia.com - http://twitter.com/hoteia - contact@hoteia.com
 *
 */
package org.hoteia.qalingo.core.dao.impl;

import java.util.Date;

import org.hibernate.Criteria;
import org.hibernate.FetchMode;
import org.hibernate.criterion.Restrictions;
import org.hoteia.qalingo.core.dao.GroupRoleDao;
import org.hoteia.qalingo.core.domain.CustomerGroup;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;

@Transactional
@Repository("groupRoleDao")
public class GroupRoleDaoImpl extends AbstractGenericDaoImpl implements GroupRoleDao {

    private final Logger logger = LoggerFactory.getLogger(getClass());

    public CustomerGroup getCustomerGroupById(final Long customerGroupId) {
        Criteria criteria = createDefaultCriteria(CustomerGroup.class);

        addDefaultFetch(criteria);

        criteria.add(Restrictions.eq("id", customerGroupId));
        CustomerGroup customerGroup = (CustomerGroup) criteria.uniqueResult();
        return customerGroup;
    }

    public CustomerGroup getCustomerGroupByCode(final String code) {
        Criteria criteria = createDefaultCriteria(CustomerGroup.class);

        addDefaultFetch(criteria);

        criteria.add(Restrictions.eq("code", code));
        CustomerGroup customerGroup = (CustomerGroup) criteria.uniqueResult();
        return customerGroup;
    }

    public CustomerGroup saveOrUpdateCustomerGroup(CustomerGroup customerGroup) {
        if (customerGroup.getDateCreate() == null) {
            customerGroup.setDateCreate(new Date());
        }
        customerGroup.setDateUpdate(new Date());
        if (customerGroup.getId() != null) {
            if (em.contains(customerGroup)) {
                em.refresh(customerGroup);
            }
            CustomerGroup mergedCustomerGroup = em.merge(customerGroup);
            em.flush();
            return mergedCustomerGroup;
        } else {
            em.persist(customerGroup);
            return customerGroup;
        }
    }

    public void deleteCustomerGroup(CustomerGroup customerGroup) {
        em.remove(customerGroup);
    }

    private void addDefaultFetch(Criteria criteria) {
        criteria.setFetchMode("customerRoles", FetchMode.JOIN);
    }

}