Use Streaming Excel for Writing
Updated: Aug 28, 2026
package com.northconcepts.datapipeline.examples.cookbook;
import java.io.File;
import com.northconcepts.datapipeline.core.DataReader;
import com.northconcepts.datapipeline.core.DataWriter;
import com.northconcepts.datapipeline.csv.CSVReader;
import com.northconcepts.datapipeline.excel.ExcelDocument;
import com.northconcepts.datapipeline.excel.ExcelDocument.ProviderType;
import com.northconcepts.datapipeline.excel.ExcelWriter;
import com.northconcepts.datapipeline.job.Job;
public class UseStreamingExcelWriting {
public static void main(String[] args) {
DataReader reader = new CSVReader(new File("example/data/input/credit-balance-01.csv"))
.setFieldNamesInFirstRow(true);
ExcelDocument document = new ExcelDocument(ProviderType.POI_SXSSF);
DataWriter writer = new ExcelWriter(document).setSheetName("balance");
Job.run(reader, writer);
document.save(new File("example/data/output/credit-balance-06.xlsx"));
}
}
