Itext 实现 html转换成pdf
需要的jar包: core-renderer.jar 和 iText-2.0.8.jar
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Html代码
?<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">????
<html xmlns="http://www.w3.org/1999/xhtml">????
<head>????
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />????
<title>test</title>????
<style type="text/css">????????
body {????
??????? font-family: SimSun;???????
??????? font-size:22px;????
??????? font-style:italic;????
??????? font-weight:bold;????
??????? color:#00F;????
}????
</style></head>????
????
<body>????
显示中文dsklahsdal;das哈哈哈哈<br />
上多哈考虑的哈????
</body>????
</html>?
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Java代码
package com.test;
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;
/**????
* TODO class description *????
*???
* @author pcwang???
*???
* @version 1.0, 上午11:03:26??? create $Id$???
*/????
public class ITextRendererTest {????
??????? public static void main(String[] args) throws Exception {????
??????????????? String inputFile = "WebRoot/a.html";????
??????????????? String url = new File(inputFile).toURI().toURL().toString();????
??????????????? String outputFile = "WebRoot/a.pdf";????
??????????????? System.out.println(url);
??????????????? OutputStream os = new FileOutputStream(outputFile);????
??????????????? ITextRenderer renderer = new ITextRenderer();????
??????????????? renderer.setDocument(url);????
????
??????????????? // 解决中文支持问题????
??????????????? ITextFontResolver fontResolver = renderer.getFontResolver();????
??????????????? fontResolver.addFont("C:/Windows/Fonts/SIMSUN.TTC", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);????
????
??????????????? // 解决图片的相对路径问题????
//??????????????? renderer.getSharedContext().setBaseURL("file:/D:/z/temp/");????
????????????????????
??????????????? renderer.layout();????
??????????????? renderer.createPDF(os);????
????????????????????
??????????????? os.close();????
??????? }????
}??
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注意事项：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">????
<html xmlns="http://www.w3.org/1999/xhtml">?
（1）头文件必须这个,否则会报以下错误：
?????????????错误：“The declaration for the entity "HTML.Version" must end with '>'.”
? <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
（2）charset 必须是UTF-8,否则会报以下错误：
?????????????错误：“Invalid byte 1 of 1-byte UTF-8 sequence.”
（3）需要定一个样式:body {font-family: SimSun};
（4）html页面必须严格遵循, 该打引号就要打引号
?????????????错误：cellpadding=0 ,border=1"
(5)不要引用无效的链接
??<link rel="stylesheet" type="text/css" href="XX/ll.css"/>
?<link rel="stylesheet" type="text/css" href="XX/main.css"/>?
