rolemenudaohibernate.java

Strut数据库开发中的JSF项目

package com.relationinfo.dao.hibernate;

import java.util.List;

import com.relationinfo.model.RoleMenu;
import com.relationinfo.dao.RoleMenuDAO;

import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.criterion.Example;
import org.hibernate.criterion.MatchMode;

import org.springframework.orm.ObjectRetrievalFailureException;
import org.springframework.orm.hibernate3.HibernateCallback;

public class RoleMenuDAOHibernate extends BaseDAOHibernate implements RoleMenuDAO {

    /**
     * @see com.relationinfo.dao.RoleMenuDAO#getRoleMenus(com.relationinfo.model.RoleMenu)
     */
    public List getRoleMenus(final RoleMenu roleMenu) {
        if (roleMenu == null) {
            return getHibernateTemplate().find("from RoleMenu");
        } else {
            // filter on properties set in the roleMenu
            HibernateCallback callback = new HibernateCallback() {
                public Object doInHibernate(Session session) throws HibernateException {
                    Example ex = Example.create(roleMenu).ignoreCase().enableLike(MatchMode.ANYWHERE);
                    return session.createCriteria(RoleMenu.class).add(ex).list();
                }
            };
            return (List) getHibernateTemplate().execute(callback);
        }
    }

    /**
     * @see com.relationinfo.dao.RoleMenuDAO#getRoleMenu(String menucode)
     */
    public RoleMenu getRoleMenu(final String menucode) {
        RoleMenu roleMenu = (RoleMenu) getHibernateTemplate().get(RoleMenu.class, menucode);
        if (roleMenu == null) {
            log.warn("uh oh, roleMenu with menucode '" + menucode + "' not found...");
            throw new ObjectRetrievalFailureException(RoleMenu.class, menucode);
        }

        return roleMenu;
    }

    /**
     * @see com.relationinfo.dao.RoleMenuDAO#saveRoleMenu(RoleMenu roleMenu)
     */    
    public void saveRoleMenu(final RoleMenu roleMenu) {
        getHibernateTemplate().saveOrUpdate(roleMenu);
    }

    /**
     * @see com.relationinfo.dao.RoleMenuDAO#removeRoleMenu(String menucode)
     */
    public void removeRoleMenu(final String menucode) {
        getHibernateTemplate().delete(getRoleMenu(menucode));
    }
}