import?com.spire.pdf.*;
import?com.spire.pdf.graphics.*;
import?java.awt.*;

public?class?helloWorld?{
????public?static?void?main（String[]?args）?{
????????//?Create?a?pdf?document
????????PdfDocument?doc?=?new?PdfDocument（）;
????????//?Compress?level
????????doc.setCompressionLevel（PdfCompressionLevel.None）;
????????//?Add?a?pdf?page
????????PdfPagebase?page?=?doc.getPages（）.add（）;
????????//?Create?PdfRGBColor
????????PdfRGBColor?color?=?new?PdfRGBColor（Color.black）;
????????//Draw?the?text
????????page.getCanvas（）.drawString（“Hello?World!“
????????????????new?PdfFont（PdfFontFamily.Helvetica?30）
????????????????new?PdfSolidBrush（color）?35?35）;
????????//?Save?to?File
????????doc.saveToFile（“output/helloWorld.pdf“）;
????}
}