参照pdfbox2.0.0修改的。给出两点坐标连成一条直线。

package testpdf1;import java.io.IOException;import org.apache.pdfbox.pdmodel.PDDocument;import org.apache.pdfbox.pdmodel.PDPage;import org.apache.pdfbox.pdmodel.PDPageContentStream;/** * Create a blank PDF and write the contents to a file. */public final class drawline{    private drawline()    {            	    }        @SuppressWarnings("deprecation")	public static void main(String[] args) throws IOException    {        String filename = "/Users/pengfei/Desktop/per.pdf";            PDDocument doc = new PDDocument();        try        {            // a valid PDF document requires at least one page            PDPage blankPage = new PDPage();            doc.addPage(blankPage);            PDPageContentStream contentStream = new PDPageContentStream(doc, blankPage);            contentStream.setStrokingColor(66, 177, 230);            contentStream.drawLine(100, 100, 200, 100);            contentStream.drawLine(20, 20, 800, 800);            contentStream.close();            doc.save(filename);                    }        finally        {            doc.close();        }    }}