jodconverter4.1.0版本改进解析

        <dependency>
            <groupId>org.jodconverter</groupId>
            <artifactId>jodconverter-spring-boot-starter</artifactId>
            <version>4.1.0</version>
        </dependency>

<dependency>
    <groupId>org.libreoffice</groupId>
    <artifactId>juh</artifactId>
    <version>5.4.2</version>
</dependency>
<dependency>
    <groupId>org.libreoffice</groupId>
    <artifactId>jurt</artifactId>
    <version>5.4.2</version>
</dependency>
<dependency>
    <groupId>org.libreoffice</groupId>
    <artifactId>ridl</artifactId>
    <version>5.4.2</version>
</dependency>
<dependency>
    <groupId>org.libreoffice</groupId>
    <artifactId>unoil</artifactId>
    <version>5.4.2</version>
</dependency>

    - API: HTTP POST to /lool/convert-to/<format>
        - the format is e.g. "png", "pdf" or "txt"
        - the file itself in the payload
    - example
        - curl -F "data=@test.txt" https://localhost:9980/lool/convert-to/docx > out.docx
    - or in html:
          <form action="https://localhost:9980/lool/convert-to/docx" enctype="multipart/form-data" method="post">
              File: <input type="file" name="data"><br/>
              <input type="submit" value="Convert to DOCX">
          </form>

jodConverter.convert(inputFile, outputFile);

File inputFile = new File("spreadsheet.xls");
File outputFile = new File("spreadsheet.ods");
JodConverter
         .convert(inputFile)
         .to(outputFile)
         .execute();

InputStream inputStream = ...
OutputStream outputStream = ...
JodConverter
         .convert(inputStream)
         .as(DefaultDocumentFormatRegistry.XLS)
         .to(outputStream)
         .as(DefaultDocumentFormatRegistry.ODS)
         .execute();