html转pdf
依赖
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itextpdf</artifactId>
<version>5.5.13.3</version>
</dependency>
<dependency>
<groupId>com.itextpdf.tool</groupId>
<artifactId>xmlworker</artifactId>
<version>5.5.13.3</version>
</dependency>
代码
/**
* html转pdf
*
* @param html html格式内容
* @param file 输出文件file
*/
public static void htmlConversionPdf(String html, File file){
InputStream inputStream = null;
FileOutputStream outputStream = null;
PdfWriter writer = null;
Document document = null;
try {
// 1. 获取生成pdf的html内容
inputStream= new ByteArrayInputStream(html.getBytes(StandardCharsets.UTF_8));
outputStream = new FileOutputStream(file);
document = new Document();
writer = PdfWriter.getInstance(document, outputStream);
document.open();
// 2. 设置编码
XMLWorkerHelper.getInstance().parseXHtml(writer, document, inputStream, StandardCharsets.UTF_8, new FontProvider());
} catch (Exception ex) {
ex.printStackTrace();
}finally {
try {
if (document != null) {
document.close();
}
if(writer != null){
writer.close();
}
if (outputStream != null) {
outputStream.close();
}
if (inputStream != null) {
inputStream.close();
}
}catch(IOException ex){
ex.printStackTrace();
}
}
}
/**
* 初始化字体
*/
@Log4j2
class FontProvider extends XMLWorkerFontProvider {
@Override
public Font getFont(final String fontName, final String encoding, final boolean embedded, final float size, final int style, final BaseColor color) {
try {
BaseFont bf = BaseFont.createFont("font/simkai.ttf", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
Font font = new Font(bf, size, style, color);
font.setColor(color);
return font;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
测试
/**
* 测试 html 转 pdf
*/
public static void main(String[] args) {
String content = "<h1 style=\"text-align: center;\"><strong>合同</strong></h1><p>姓名:张三</p><p>性别:男</p><p style=\"text-align: right;\">合同时间:2023-04-04</p>";
htmlConversionPdf(content ,new File("C:/" + UUID.randomUUID() +".pdf"));
}