利用itext將html頁面轉成pdf(不模糊)
阿新 • • 發佈：2018-07-12
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1.maven項目進入依賴
<dependency>
<groupId>org.xhtmlrenderer</groupId>
<artifactId>core-renderer</artifactId>
<version>R8pre2</version>
</dependency>
<dependency>
<groupId>com.lowagie</groupId>
<artifactId>itext</artifactId>
<version>2.0.8</version>
</dependency>
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itextpdf</artifactId>
<version>5.4.4</version>
</dependency>
2.將html頁面進行封裝
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>
<%@ include file="../../../common.jsp" %>
<link rel="stylesheet" type="text/css" href="${basePath}css/bootstrap-table.css"/>
<link rel="stylesheet" type="text/css" href="${basePath}css/bootstrap.min.css"/>
<script type="text/javascript" src="${basePath}js/jquery-1.9.1.min.js"></script>
<script type="text/javascript" src="${basePath}js/jquery-ui-1.10.4.custom.min.js"></script>
<script type="text/javascript" src="<%=basePath %>js/jquery.PrintArea.js"></script>
<script src="${basePath}js/html2canvas/html2canvas.js"></script>
<script src="${basePath}js/html2canvas/jspdf.debug.js"></script>
<!-- <script src="https://cdnjs.cloudflare.com/ajax/libs/html2canvas/0.4.1/html2canvas.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.0.272/jspdf.debug.js"></script> -->
<!DOCTYPE>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<style>
.table{
border:1px solid #cad9ea;
color:#
3.action
/**
* html下載pdf
* @param request
* @return
*/
@RequestMapping("/downPdf")
@ResponseBody
public int downPdf(HttpServletRequest request) {
try{
String printHtml = request.getParameter("printHtml");
String path = request.getParameter("path");
System.out.println("開始轉換pdf");
PdfUtil.htmlToPdf(path+"content.pdf",printHtml);
return 1;
}catch (Exception e) {
System.out.println(e.getMessage());
return 2;
}
}
4.工具類
//導入的包
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.xhtmlrenderer.pdf.ITextFontResolver;
import org.xhtmlrenderer.pdf.ITextRenderer;
import com.lowagie.text.pdf.BaseFont;
public class PdfUtil {
/**
* 把URL轉換為PDF
*
* @param outputFile
* ， 示例：/data/fs/inspector/BJ20150522001.pdf
* @param url
* ，示例：http :xxxx
* @return
* @throws Exception
*/
public static boolean htmlToPdf(String outputFile, String url)throws Exception {
File outFile = new File(outputFile);
if (!outFile.exists()) {
outFile.getParentFile().mkdirs();
}
OutputStream os = new FileOutputStream(outputFile);
DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document doc = builder.parse(new ByteArrayInputStream(url.getBytes("UTF-8")));
//Document document = new Document(PageSize.A4, 50, 50, 50, 50);
ITextRenderer renderer = new ITextRenderer();
renderer.setDocument(doc, null);
//renderer.setDocument(url);
String fontPath = PdfUtil.class.getClassLoader().getResource("").toString().replaceAll("file:/", "")+ "simsun.ttc";
System.out.println(fontPath);
// 解決中文支持問題
ITextFontResolver fontResolver = renderer.getFontResolver();
fontResolver.addFont(fontPath, BaseFont.IDENTITY_H,BaseFont.NOT_EMBEDDED);
renderer.layout();
renderer.createPDF(os);
os.flush();
os.close();
System.out.println("文件轉換成功");
return true;
}
}
利用itext將html頁面轉成pdf(不模糊)