chiron.maxscore.service.impl.OptionServiceImpl.java Source code

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Here is the source code for chiron.maxscore.service.impl.OptionServiceImpl.java

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package chiron.maxscore.service.impl;

import chiron.maxscore.dao.CourseDAO;
import chiron.maxscore.dao.OptionDAO;
import chiron.maxscore.dao.OptionMappingDAO;
import chiron.maxscore.entity.Course;
import chiron.maxscore.entity.Option;
import chiron.maxscore.entity.OptionMapping;
import chiron.maxscore.service.OptionService;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.MatchMode;
import org.hibernate.criterion.Restrictions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

@Service
public class OptionServiceImpl implements OptionService {

    @Autowired
    private OptionDAO optionDAO;

    @Autowired
    private CourseDAO courseDAO;

    @Autowired
    private OptionMappingDAO optionMappingDAO;

    @Override
    public Option getById(int id) {
        return optionDAO.getById(id);
    }

    @Transactional
    @Override
    public void save(Option e) {
        optionDAO.save(e);
    }

    @Transactional
    @Override
    public void delete(Option e) {
        optionDAO.delete(e);
    }

    @Override
    public List<Option> getAll() {
        return optionDAO.getAll();
    }

    @Override
    public List<Option> search(int page, int pageSize, Map<String, Object> condition) {
        return optionDAO.search((page - 1) * pageSize, pageSize, makeCriteria(condition));
    }

    @Override
    public int count(Map<String, Object> condition) {
        return optionDAO.count(makeCriteria(condition));
    }

    private DetachedCriteria makeCriteria(Map<String, Object> condition) {
        DetachedCriteria criteria = DetachedCriteria.forClass(Option.class);

        if (condition == null) {
            return criteria;
        }

        if (condition.containsKey("option_name")) {
            criteria.add(
                    Restrictions.ilike("optionName", condition.get("option_name").toString(), MatchMode.ANYWHERE));
        }

        return criteria;
    }

    @Override
    public List<Option> getSubByPid(int pid) {
        Option root = optionDAO.getById(pid);
        List<Option> options = new ArrayList<>();
        for (OptionMapping om : root.getOptionMappingList()) {
            options.add(om.getOption());
        }

        return options;
    }

    @Override
    public List<Option> getOptionsByCid(int cid) {
        Course course = courseDAO.getById(cid);
        List<Option> options = new ArrayList<>();
        for (OptionMapping om : course.getOptionMappingList()) {
            options.add(om.getOption());
        }
        return options;
    }

    @Override
    public List<Option> getRootOptionsByCidAndVer(int cid, int ver) {
        DetachedCriteria criteria = DetachedCriteria.forClass(OptionMapping.class);

        criteria.createAlias("course", "c");
        criteria.createAlias("option", "o");
        criteria.createAlias("parentOption", "p");

        criteria.add(Restrictions.isNull("p"));
        criteria.add(Restrictions.eq("c.id", cid));
        criteria.add(Restrictions.eq("optionVer", ver));

        //        criteria.setProjection(Projections.groupProperty("o.optionGroupId"));
        //        criteria.setProjection(Projections.max("optionVer"));
        List<OptionMapping> oms = optionMappingDAO.search(0, Integer.MAX_VALUE, criteria);
        List<Option> options = new ArrayList<>();
        for (OptionMapping om : oms) {
            options.add(om.getOption());
        }
        return options;
    }

    @Override
    public List<Option> getOptionsByCidAndVer(int cid, int ver) {
        DetachedCriteria criteria = DetachedCriteria.forClass(OptionMapping.class);

        criteria.createAlias("course", "c");
        criteria.createAlias("option", "o");

        criteria.add(Restrictions.eq("c.id", cid));
        criteria.add(Restrictions.eq("optionVer", ver));

        //        criteria.setProjection(Projections.groupProperty("o.optionGroupId"));
        //        criteria.setProjection(Projections.max("optionVer"));
        List<OptionMapping> oms = optionMappingDAO.search(0, Integer.MAX_VALUE, criteria);
        List<Option> options = new ArrayList<>();
        for (OptionMapping om : oms) {
            options.add(om.getOption());
        }
        return options;
    }
}