Convert CSV to PDF in Java

readme.md

Convert CSV to PDF in Java

Discover how to convert CSV to PDF in Java with Aspose.PDF for Java. This tutorial covers SDK installation, reading CSV data, creating a PDF table, and layout customization. Follow a code example and learn to fine‑tune conversion options for PDF generation.

Read the full guide here: https://blog.aspose.com/pdf/convert-csv-to-pdf-in-java/

csv_to_pdf_converter.java

import com.aspose.pdf.Document;
import com.aspose.pdf.Page;
import com.aspose.pdf.Table;
import com.aspose.pdf.Row;
import com.aspose.pdf.Cell;
import com.aspose.pdf.FontRepository;
import com.aspose.pdf.Font;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class CsvToPdfConverter {
    public static void main(String[] args) {
        String csvPath = "data/input.csv";
        String pdfPath = "output/Report.pdf";

        // 1. Load CSV data
        List<String[]> csvData = readCsv(csvPath);

        // 2. Create a new PDF document
        Document pdfDoc = new Document();
        Page page = pdfDoc.getPages().add();

        // 3. Build a table with the same number of columns as the CSV
        Table table = new Table();
        table.setColumnWidths("100 100 100"); // adjust as needed

        // 4. Populate table rows
        for (String[] rowData : csvData) {
            Row row = table.getRows().add();
            for (String cellText : rowData) {
                Cell cell = row.getCells().add();
                cell.getParagraphs().add(new com.aspose.pdf.TextFragment(cellText));
                cell.setBorder(com.aspose.pdf.BorderSide.ALL, 0.5f);
            }
        }

        // 5. Add table to the page
        page.getParagraphs().add(table);

        // 6. Save the PDF
        pdfDoc.save(pdfPath);
        System.out.println("PDF created at: " + pdfPath);
    }

    private static List<String[]> readCsv(String filePath) {
        List<String[]> rows = new ArrayList<>();
        try (BufferedReader br = new BufferedReader(new FileReader(filePath))) {
            String line;
            while ((line = br.readLine()) != null) {
                // Simple split on comma – adjust for quoted fields if needed
                rows.add(line.split(","));
            }
        } catch (IOException e) {
            System.err.println("Error reading CSV: " + e.getMessage());
        }
        return rows;
    }
}