SpringBoot整合iText7导出PDF及性能优化方式

<dependency>
    <groupId>com.itextpdf</groupId>
    <artifactId>itext7-core</artifactId>
    <version>7.x.x</version> <!-- 使用最新的稳定版本 -->
</dependency>
<dependency>
    <groupId>com.itextpdf</groupId>
    <artifactId>itext7-html2pdf</artifactId>
    <version>7.x.x</version> <!-- 使用与itext7-core相同版本 -->
</dependency>

import com.itextpdf.html2pdf.ConverterProperties;
import com.itextpdf.html2pdf.HtmlConverter;
import com.itextpdf.kernel.pdf.PdfDocument;
import com.itextpdf.kernel.pdf.PdfWriter;

import java.io.File;
import java.io.IOException;

public class HtmlToPdfConverter {

    public static void convertHtmlToPdf(String htmlContent, String pdfPath) throws IOException {
        File file = new File(pdfPath);
        try (PdfWriter writer = new PdfWriter(file)) {
            PdfDocument pdf = new PdfDocument(writer);
            ConverterProperties converterProperties = new ConverterProperties();
            HtmlConverter.convertToPdf(htmlContent, pdf, converterProperties);
        }
    }
}