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package net.sourceforge.subsonic.backend.dao;
import net.sourceforge.subsonic.backend.domain.Redirection;
import org.apache.log4j.Logger;
import org.springframework.jdbc.core.simple.ParameterizedRowMapper;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
/**
* Provides database services for xxx.subsonic.org redirections.
*
* @author Sindre Mehus
*/
public class RedirectionDao extends AbstractDao {
private static final Logger LOG = Logger.getLogger(RedirectionDao.class);
private static final String COLUMNS = "id, license_holder, server_id, redirect_from, redirect_to, local_redirect_to, trial, trial_expires, last_updated, last_read, read_count";
private RedirectionRowMapper rowMapper = new RedirectionRowMapper();
/**
* Returns the redirection with the given "redirect from".
*
* @param redirectFrom The "redirect from" string.
* @return The redirection or <code>null</code> if not found.
*/
public Redirection getRedirection(String redirectFrom) {
String sql = "select " + COLUMNS + " from redirection where redirect_from=?";
return queryOne(sql, rowMapper, redirectFrom);
}
/**
* Returns all redirections with respect to the given row offset and count.
*
* @param offset Number of rows to skip.
* @param count Maximum number of rows to return.
* @return Redirections with respect to the given row offset and count.
*/
public List<Redirection> getAllRedirections(int offset, int count) {
if (count < 1) {
return new ArrayList<Redirection>();
}
String sql = "select " + COLUMNS + " from redirection " +
"order by id " +
"limit " + count + " offset " + offset;
return query(sql, rowMapper);
}
/**
* Creates a new redirection.
*
* @param redirection The redirection to create.
*/
public void createRedirection(Redirection redirection) {
String sql = "insert into redirection (" + COLUMNS + ") values (null, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)";
update(sql, redirection.getLicenseHolder(), redirection.getServerId(), redirection.getRedirectFrom(),
redirection.getRedirectTo(), redirection.getLocalRedirectTo(), redirection.isTrial(),
redirection.getTrialExpires(), redirection.getLastUpdated(),
redirection.getLastRead(), redirection.getReadCount());
LOG.info("Created redirection " + redirection.getRedirectFrom() + " -> " + redirection.getRedirectTo());
}
/**
* Updates the given redirection.
*
* @param redirection The redirection to update.
*/
public void updateRedirection(Redirection redirection) {
String sql = "update redirection set license_holder=?, server_id=?, redirect_from=?, redirect_to=?, " +
"local_redirect_to=?, trial=?, trial_expires=?, last_updated=?, last_read=?, read_count=? where id=?";
update(sql, redirection.getLicenseHolder(), redirection.getServerId(), redirection.getRedirectFrom(),
redirection.getRedirectTo(), redirection.getLocalRedirectTo(), redirection.isTrial(), redirection.getTrialExpires(),
redirection.getLastUpdated(), redirection.getLastRead(), redirection.getReadCount(), redirection.getId());
}
/**
* Deletes all redirections with the given server ID.
*
* @param serverId The server ID.
*/
public void deleteRedirectionsByServerId(String serverId) {
update("delete from redirection where server_id=?", serverId);
LOG.info("Deleted redirections for server ID " + serverId);
}
private static class RedirectionRowMapper implements ParameterizedRowMapper<Redirection> {
public Redirection mapRow(ResultSet rs, int rowNum) throws SQLException {
return new Redirection(rs.getInt(1), rs.getString(2), rs.getString(3), rs.getString(4), rs.getString(5),
rs.getString(6), rs.getBoolean(7), rs.getTimestamp(8), rs.getTimestamp(9), rs.getTimestamp(10),
rs.getInt(11));
}
}
}
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