import java.io.File;public class HtmlToPdf {//    wkhtmltopdf在系统中的路径private static final String toPdfTool = "D:\\soft\\wkhtmltopdf\\bin\\wkhtmltopdf.exe";/*** html转pdf** @param srcPath  html路径，可以是硬盘上的路径，也可以是网络路径* @param destPath pdf保存路径* @return 转换成功返回true*/public static boolean convert(String srcPath, String destPath,String toPdfTool){File file = new File(destPath);File parent = file.getParentFile();//如果pdf保存路径不存在，则创建路径if(!parent.exists()){parent.mkdirs();}StringBuilder cmd = new StringBuilder();cmd.append(toPdfTool);cmd.append(" ");cmd.append(" --header-line");//页眉下面的线cmd.append(" --margin-top 3cm ");//设置页面上边距 (default 10mm)// cmd.append(" --header-html file:///"+WebUtil.getServletContext().getRealPath("")+FileUtil.convertSystemFilePath("\\style\\pdf\\head.html"));// (添加一个HTML页眉,后面是网址)cmd.append(" --header-spacing 5 ");// (设置页眉和内容的距离,默认0)//cmd.append(" --footer-center (设置在中心位置的页脚内容)");//设置在中心位置的页脚内容//cmd.append(" --footer-html file:///"+WebUtil.getServletContext().getRealPath("")+FileUtil.convertSystemFilePath("\\style\\pdf\\foter.html"));// (添加一个HTML页脚,后面是网址)cmd.append(" --footer-line");//* 显示一条线在页脚内容上)cmd.append(" --footer-spacing 5 ");// (设置页脚和内容的距离)cmd.append(srcPath);cmd.append(" ");cmd.append(destPath);boolean result = true;try{Process proc = Runtime.getRuntime().exec(cmd.toString());HtmlToPdfInterceptor error = new HtmlToPdfInterceptor(proc.getErrorStream());HtmlToPdfInterceptor output = new HtmlToPdfInterceptor(proc.getInputStream());error.start();output.start();proc.waitFor();}catch(Exception e){result = false;e.printStackTrace();}return result;}public static void main(String[] args) {String sourcePath = "https://baike.baidu.com/item/%E5%BC%A0%E4%B8%B9%E5%B3%B0/3740983?fr=aladdin";HtmlToPdf.convert(sourcePath, "D:\\testpdf.pdf",toPdfTool);System.out.println("ojbk");}}

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;public class HtmlToPdfInterceptor extends Thread {private InputStream is;public HtmlToPdfInterceptor(InputStream is){this.is = is;}public void run(){try{InputStreamReader isr = new InputStreamReader(is, "utf-8");BufferedReader br = new BufferedReader(isr);String line = null;while ((line = br.readLine()) != null) {System.out.println(line.toString()); //输出内容}}catch (IOException e){e.printStackTrace();}}
}