void IDisposable.Dispose()
{
//Console.Out.WriteLine("IDisposable.Dispose {0} {1}",
// this, this.GetHashCode());
if (!_disposed)
{
foreach (Record record in _records)
{
if (record != null)
{
record.Dispose();
}
}
Yaz.ZOOM_resultset_destroy(_resultSet);
//Yaz.yaz_log(Yaz.LogLevel.LOG, "ResultSet Disposed");
_connection = null;
_resultSet = IntPtr.Zero;
_disposed = true;
}
}
public IResultSet Search(IQuery query)
{
EnsureConnected();
IntPtr yazQuery = Yaz.ZOOM_query_create();
ResultSet resultSet = null;
try {
// branching out to right YAZ-C call
if (query is ICQLQuery)
{
Yaz.ZOOM_query_cql(yazQuery, query.QueryString);
}
else if (query is IPrefixQuery)
{
Yaz.ZOOM_query_prefix(yazQuery, query.QueryString);
}
else
{
throw new NotImplementedException();
}
IntPtr yazResultSet = Yaz.ZOOM_connection_search(_zoomConnection, yazQuery);
// error checking C-style
int errorCode = Yaz.ZOOM_connection_errcode(_zoomConnection);
if (errorCode != Yaz.ZOOM_ERROR_NONE)
{
Yaz.ZOOM_resultset_destroy(yazResultSet);
}
CheckErrorCodeAndThrow(errorCode);
// everything ok, create result set
resultSet = new ResultSet(yazResultSet, this);
}
finally {
// deallocate yazQuery also when exceptions
Yaz.ZOOM_query_destroy(yazQuery);
yazQuery = IntPtr.Zero;
}
return(resultSet);
}