dao.DirectoryDeleteQuery.java Source code

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Here is the source code for dao.DirectoryDeleteQuery.java

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/**
* Copyright (c) 2001-2012 "Redbasin Networks, INC" [http://redbasin.org]
*
* This file is part of Redbasin OpenDocShare community project.
*
* Redbasin OpenDocShare is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

package dao;

import java.sql.Connection;
import java.sql.PreparedStatement;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * This class implements DirectoryDeleteQuery
 * This class is used to populate <code>Directory</code> bean
 * @author Smitha Gudur (smitha@redbasin.com)
 * @version $Revision: 1.1 $
 */
class DirectoryDeleteQuery {

    protected final Log logger = LogFactory.getLog(getClass());

    /**
     * This method deletes directory
     * This method can be invoked only either the admins or the authors of this directory
     * @param conn the connection
     * @param cid the category id
     * @param ownerid the id of the owner
     * @exception BaseDaoException
     */
    public void run(Connection conn, String directoryId) throws BaseDaoException {

        /**
         * dont use low_priority for queries that are in transaction
         */
        try {
            PreparedStatement stmt = conn
                    .prepareStatement("delete from directory where directoryid=" + directoryId + " limit 1");
            stmt.executeUpdate();
        } catch (Exception e) {
            throw new BaseDaoException(
                    "Error occured while executing db query, delete from directory where directoryid="
                            + directoryId,
                    e);
        }
    }
}