dao.CarryonUpdateQuery.java Source code

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Here is the source code for dao.CarryonUpdateQuery.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;
import util.RegexStrUtil;

/**
 *
 * @author Smitha Gudur (smitha@redbasin.com)
 * @version $Revision: 1.1 $
 */
class CarryonUpdateQuery {

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

    /**
     * This method is not called by spring.
     *
     * @param conn the connection is passed to this method
     * @param btitle the title of the blob
     * @param zoom the zoom for the images
     * @param entryid 
     */
    public void run(Connection conn, String btitle, String zoom, String entryid, String loginid, boolean isFile,
            String caption) throws BaseDaoException {

        byte[] capBytes = { ' ' };
        if (!RegexStrUtil.isNull(caption)) {
            capBytes = caption.getBytes();
        }

        /**
              *  Zoom is not applicable to files. Don't update zoom for file blobs
              */
        StringBuffer query = new StringBuffer();
        try {
            if (isFile) {
                query.append("update carryon set btitle='" + btitle + "', caption='" + caption + "', zoom=" + zoom
                        + " where entryid=" + entryid + " and loginid=" + loginid + "");
                PreparedStatement stmt = conn.prepareStatement("update carryon set btitle='" + btitle
                        + "', caption=? where entryid=" + entryid + " and loginid=" + loginid + "");
                stmt.setBytes(1, capBytes);
                stmt.executeUpdate();
            } else {
                query.append("update carryon set btitle='" + btitle + "', caption='" + caption + "', zoom=" + zoom
                        + " where entryid=" + entryid + " and loginid=" + loginid + "");
                PreparedStatement stmt = conn
                        .prepareStatement("update carryon set btitle='" + btitle + "', caption=?, zoom=" + zoom
                                + " where entryid=" + entryid + " and loginid=" + loginid + "");
                stmt.setBytes(1, capBytes);
                stmt.executeUpdate();
            }
        } catch (Exception e) {
            logger.warn("Error occured while executing CarryonUpdateQuery, query=" + query.toString(), e);
            throw new BaseDaoException("Error occured while executing update carryon ", e);
        }
    }
}