OfficeToPdfService.java
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package cn.keking.service;
import com.hotent.base.exception.BaseException;
import org.artofsolving.jodconverter.OfficeDocumentConverter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import java.io.File;
/**
* @author yudian-it
*/
@Component
public class OfficeToPdfService {
private final static Logger logger = LoggerFactory.getLogger(OfficeToPdfService.class);
private final OfficePluginManager officePluginManager;
public OfficeToPdfService(OfficePluginManager officePluginManager) {
this.officePluginManager = officePluginManager;
}
public void openOfficeToPDF(String inputFilePath, String outputFilePath) {
office2pdf(inputFilePath, outputFilePath);
}
public static void converterFile(File inputFile, String outputFilePath_end, OfficeDocumentConverter converter) {
File outputFile = new File(outputFilePath_end);
// 假如目标路径不存在,则新建该路径
if (!outputFile.getParentFile().exists() && !outputFile.getParentFile().mkdirs()) {
logger.error("创建目录【{}】失败,请检查目录权限!",outputFilePath_end);
}
try {
converter.convert(inputFile, outputFile);
}catch (NullPointerException e){
throw new BaseException("未安装预览插件,请联系管理员");//把响应信息提示到前端
}
}
public void office2pdf(String inputFilePath, String outputFilePath) {
OfficeDocumentConverter converter = officePluginManager.getDocumentConverter();
// 已经存在 不重复转换
/*if(FileUtil.isExistFile(outputFilePath)) {
return;
}*/
if (null != inputFilePath) {
File inputFile = new File(inputFilePath);
// 判断目标文件路径是否为空
if (null == outputFilePath) {
// 转换后的文件路径
String outputFilePath_end = getOutputFilePath(inputFilePath);
if (inputFile.exists()) {
// 找不到源文件, 则返回
converterFile(inputFile, outputFilePath_end,converter);
}
} else {
if (inputFile.exists()) {
// 找不到源文件, 则返回
converterFile(inputFile, outputFilePath, converter);
}
}
}
}
public static String getOutputFilePath(String inputFilePath) {
return inputFilePath.replaceAll("."+ getPostfix(inputFilePath), ".pdf");
}
public static String getPostfix(String inputFilePath) {
return inputFilePath.substring(inputFilePath.lastIndexOf(".") + 1);
}
}