java html转pdf

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html pdf 转换

package cn.spring.test.htmltopdf;

import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;

import org.xhtmlrenderer.pdf.ITextFontResolver;
import org.xhtmlrenderer.pdf.ITextRenderer;

import com.lowagie.text.pdf.BaseFont;

public class HtmltoPDF {

     public static void main( String[] args ) throws Exception{


//       htmlToPdf();
//       htmlToPdf2();
         htmlToPdf3();
        }

        // 不支持中文
        public static void htmlToPdf() throws Exception
        {
            String inputFile = "D:/Test/flying.html";
            String url = new File( inputFile ).toURI().toURL().toString();
            String outputFile = "D:/Test/flying.pdf";
            OutputStream os = new FileOutputStream( outputFile );
            ITextRenderer renderer = new ITextRenderer();
            renderer.setDocument( url );
            renderer.layout();
            renderer.createPDF( os );
            os.close();
        }

        // 支持中文
        public static void htmlToPdf2() throws Exception {
            String outputFile = "F:/TestDemo/demo_3.pdf";
            OutputStream os = new FileOutputStream(outputFile);
            ITextRenderer renderer = new ITextRenderer();
            ITextFontResolver fontResolver = renderer.getFontResolver();
            fontResolver.addFont("C:/Windows/fonts/simsun.ttc", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
            StringBuffer html = new StringBuffer();
            // DOCTYPE 必需写否则类似于这样的字符解析会出现错误
            html.append("<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">");
            html.append("<html xmlns=\"http://www.w3.org/1999/xhtml\">").
                 append("<head>")
                .append("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />")
                .append("<style type=\"text/css\" mce_bogus=\"1\">body {font-family: SimSun;}</style>")
                .append("</head>")
                .append("<body>");
            html.append("<div>支持中文！</div>");
            html.append("</body></html>");
            renderer.setDocumentFromString(html.toString());
            // 解决图片的相对路径问题
            // renderer.getSharedContext().setBaseURL("file:/F:/teste/html/");
            renderer.layout();
            renderer.createPDF(os);
            System.out.println("======转换成功!");
            os.close();
        }

        public static void htmlToPdf3() throws Exception{
            String inputFile = "F:/TestDemo/test.html";
            String outFile = "F:/TestDemo/test.pdf";
            OutputStream os = null;
                os = new FileOutputStream(outFile);
                ITextRenderer renderer = new ITextRenderer();
                ITextFontResolver fontResolver = renderer.getFontResolver();
                fontResolver.addFont("C:/Windows/fonts/simsun.ttc", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);

                String url = new File( inputFile ).toURI().toURL().toString();
                System.out.println("=============url: "+url);
                renderer.setDocument(url);
                renderer.layout();
                renderer.createPDF(os);
                System.out.println("======转换成功!");
                os.close();
        }

}

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