image.png (110.7 KB)
test.docx (13.9 KB)
test.pdf (14.4 KB)
代码:
public static void main(String[] args) throws Exception {
String filePath = "C:\\Users\\mcsca\\Desktop\\test.docx";
InputStream is = new FileInputStream(filePath);
String s = docToPdf(is);
byte[] decode = Base64.getDecoder().decode(s);
byteToFile(decode, "C:\\Users\\mcsca\\Desktop\\test.pdf");
}
/**
* Word 转 PDF
*
* @param inputStream word文件
*/
public static String docToPdf(InputStream inputStream) throws Exception {
logger.info("Word转换PDF开始");
// 去除水印
// 验证License 若不验证则转化出的pdf文档会有水印产生
if (!getLicense()) {
return null;
}
ByteArrayOutputStream bos = new ByteArrayOutputStream();
com.aspose.words.Document doc = new com.aspose.words.Document(inputStream);
DocumentBuilder builder = new DocumentBuilder(doc);
//文档主体内容设置段后和行距
builder.moveToDocumentStart();
builder.getParagraphFormat().setLineSpacing(12);// 单倍行距 = 12 ， 1.5 倍 = 18
builder.getParagraphFormat().setSpaceAfter(0);//段后
//页眉设置段后和行距
builder.moveToHeaderFooter(HeaderFooterType.HEADER_PRIMARY);
builder.getParagraphFormat().setLineSpacing(12);
builder.getParagraphFormat().setSpaceAfter(0);
//页脚设置段后和行距
builder.moveToHeaderFooter(HeaderFooterType.FOOTER_PRIMARY);
builder.getParagraphFormat().setLineSpacing(12);
builder.getParagraphFormat().setSpaceAfter(0);
//表格设置段后和行距
//builder.moveToCell(0,0,0,0);
//builder.getParagraphFormat().setLineSpacing(12);
//builder.getParagraphFormat().setSpaceAfter(0);
try {
//开始时间
long old = System.currentTimeMillis();
// 全面支持DOC, DOCX, OOXML, RTF HTML, OpenDocument, PDF
doc.save(bos, SaveFormat.PDF);
byte[] bytes = bos.toByteArray();
String returnBase64 = Base64.getEncoder().encodeToString(bytes);
//结束时间
long now = System.currentTimeMillis();
logger.info("Word转换PDF成功，共耗时：" + (now - old) + "ms");
return returnBase64;
} catch (Exception e) {
logger.info("Word转换PDF失败！");
e.printStackTrace();
throw e;
} finally {
// 关闭流
bos.close();
}
}
/**
* 去除水印
*/
public static boolean getLicense() {
boolean result = false;
try {
// license.xml应放在..\WebRoot\WEB-INF\classes路径下
InputStream is = ResourceUtil.getResourceObj("files/word/Aspose.Words.Java.lic").getStream();
License asposeLic = new License();
asposeLic.setLicense(is);
result = true;
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
依赖jar包:
<!-- word转pdf -->
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itext-asian</artifactId>
<version>5.2.0</version>
</dependency>
<dependency>
<groupId>com.aspose</groupId>
<artifactId>aspose-words</artifactId>
<version>15.12.0</version>
<classifier>jdk16</classifier>
</dependency>