使用openOffice实现在线预览

一 、OpenOffice的在线预览##
我的具体逻辑： ①我是文件上传到阿里云服务器上
②然后我需要把上传的文件下载下来，下载到另外一台服务器上，然后获取下载文件的地址，进行转码，转成html或者pdf格式（功能一模一样）
③然后拿到转码后的文件地址在前台页面访问，进行预览

二、需要的jar包

		<dependency>
            <groupId>jodconverter</groupId>
            <artifactId>jodconverter-jar</artifactId>
            <version>2.2.2</version>
        </dependency>
        <dependency>
            <groupId>org.artofsolving.jodconverter</groupId>
            <artifactId>jodconverter-core</artifactId>
            <version>3.0-beta-4</version>
        </dependency>
        <dependency>
            <groupId>com.artofsolving</groupId>
            <artifactId>jodconverter</artifactId>
            <version>2.2.1</version>
        </dependency>
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>2.4</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.25</version>
        </dependency>
        <dependency>
            <groupId>org.openoffice</groupId>
            <artifactId>juh</artifactId>
            <version>4.1.2</version>
        </dependency>
        <dependency>
            <groupId>org.openoffice</groupId>
            <artifactId>jurt</artifactId>
            <version>4.1.2</version>
        </dependency>
        <dependency>
            <groupId>org.openoffice</groupId>
            <artifactId>ridl</artifactId>
            <version>4.1.2</version>
        </dependency>
        <dependency>
            <groupId>org.openoffice</groupId>
            <artifactId>unoil</artifactId>
            <version>4.1.2</version>
        </dependency>
        <dependency>
            <groupId>com.thoughtworks.xstream</groupId>
            <artifactId>xstream</artifactId>
            <vers