querymanagerimpl.java

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/*
 *  2004/5/14 created
 *
 */
package jaoso.framework.dao.hibernate;

import jaoso.framework.dao.BaseDAO;
import jaoso.framework.dao.MyQuery;
import jaoso.framework.dao.QueryManager;

import jaoso.framework.exception.DAOException;

import java.io.Serializable;


/**
 * @author edgeloner [e-mail]
 *
 *
 */
public class QueryManagerImpl implements QueryManager {

    //~ Instance fields ========================================================

    /**
    * DOCUMENT ME!
    */
    private BaseDAO baseDAO;

    //~ Methods ================================================================

    /**
     * DOCUMENT ME!
     *
     * @param dao DOCUMENT ME!
     */
    public final void setBaseDAO(final BaseDAO dao) {

        baseDAO = dao;
    }

    /**
     * find object from database
     * @param myquery myquery
     * @return object array
     * @throws DAOException any error
     */
    public final Object[] find(final MyQuery myquery) throws DAOException {

        return baseDAO.findEntity(myquery);
    }

    /**
     * find object from database
     * @param myquery myquery
     * @return object array
     * @throws DAOException any error
     */
    public final Object[] find(final String myquery) throws DAOException {

        return baseDAO.findEntity(myquery);
    }

    /**
     * find object from database
     * @param obj object
     * @param id primary key
     * @return object
     * @throws DAOException any error
     */
    public final Object findByPK(final Object obj, final Serializable id)
        throws DAOException {

        return baseDAO.loadEntity(obj, id);
    }
}