通过aspose-words把word文件链接直接转成pdf
1，引入pom包
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| <dependency>
<groupId>com.luhuiguo</groupId>
<artifactId>aspose-words</artifactId>
<version>22.4</version>
</dependency>
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2，pdf工具类
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| import com.aspose.words.Document;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.net.URL;
public class PDFTemplateUtil {
/**
* 通过模板导出pdf文件
*
* @param documentUrl word模板链接
* @throws Exception
*/
public static ByteArrayOutputStream createPDF(String documentUrl) throws Exception {
URL url = new URL(documentUrl);
InputStream stream = url.openStream();
try {
// 从流中加载Word文档
Document doc = new Document(stream);
// 创建用于保存输出PDF的字节数组输出流
ByteArrayOutputStream pdfBytes = new ByteArrayOutputStream();
// 将Word文档保存为PDF格式并写入字节数组输出流
doc.save(pdfBytes, com.aspose.words.SaveFormat.PDF);
// 返回包含PDF内容的字节数组输出流
return pdfBytes;
} catch (Exception e) {
throw e;
} finally {
if (stream != null) {
try {
stream.close();
} catch (Exception ex) {
// 忽略关闭异常
}
}
}
}
}
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3，导出pdf并上传到oss
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| import com.awsa.site.controller.Req.word.ExportWordReq;
import com.awsa.site.service.IWordService;
import com.awsa.site.service.PDFService;
import com.awsa.site.utils.oss.OssUtil;
import com.awsa.site.utils.pdf.PDFTemplateUtil;
import com.open.capacity.common.common.BaseRes;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.io.ByteArrayOutputStream;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@Service
@Slf4j
public class PDFServiceImpl implements PDFService {
@Resource
IWordService wordService;
@Override
public BaseRes<String> exportPdf(ExportWordReq reqEntity) throws Exception {
BaseRes<String> baseRes = wordService.exportWord(reqEntity);
ByteArrayOutputStream outputStream = null;
String name = "";
if (baseRes.getCode() == 200) {
outputStream = PDFTemplateUtil.createPDF(baseRes.getMsg());
Pattern pattern = Pattern.compile("word\\/(.*?)\\.docx");
Matcher matcher = pattern.matcher(baseRes.getMsg());
while (matcher.find()) {
name = matcher.group(1);
}
}
// 将导出结果上传至OSS
String fileName = "pdf/" + name + ".pdf";
byte[] fileData = outputStream.toByteArray();
OssUtil.ossUploadMediaByteArray(fileName, fileData);
// 释放资源、删除本地临时文件并打印导出成功信息
outputStream.close();
return BaseRes.Success("https://awsacloud.oss-cn-shanghai.aliyuncs.com/" + fileName);
}
}
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