Convert HTML to PDF using Java

htmltopdf.java

public void convertHtmlToPdf(String html, OutputStream out) throws DocumentException {
		Document doc = Jsoup.parse(html);
		doc.outputSettings().escapeMode(EscapeMode.xhtml);
		Element head = doc.head();
		Element style = new Element(Tag.valueOf("style"), doc.baseUri());
		style.text("img { -fs-fit-images-to-width: 100% }");
		head.appendChild(style);
		DefaultUserAgent userAgent = new DefaultUserAgent();
		ITextRenderer renderer = new ITextRenderer(userAgent);
		renderer.setDocument(DOMBuilder.jsoup2DOM(doc), doc.baseUri());
		renderer.layout();
		renderer.createPDF(out);
	}

i need to download pdf from chart