Metadata metadata, CompressionCodec codec) throws IOException {
RECORD_INTERVAL = conf.getInt(RECORD_INTERVAL_CONF_STR, RECORD_INTERVAL);
columnNumber = conf.getInt(COLUMN_NUMBER_CONF_STR, 0);
if (metadata == null) {
metadata = new Metadata();
}
metadata.set(new Text(COLUMN_NUMBER_METADATA_STR), new Text(""
+ columnNumber));
columnsBufferSize = conf.getInt(COLUMNS_BUFFER_SIZE_CONF_STR,