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【工作技能】word转pdf

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如何利用java实现word转pdf

1 aspose-words工具包

1.1 依赖准备

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<!--收费jar，需要下载到本地，通过本地导入-->
<dependency>
	<groupId>com.aspose</groupId>
	<artifactId>aspose-words</artifactId>
	<version>18.6</version>
	<classifier>jdk16</classifier>
	<scope>system</scope>
	<systemPath>${project.basedir}/lib/aspose-words-18.6-jdk16-crack.jar</systemPath> <!--jar包路径-->
</dependency>

1.2 准备license.xml文件

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<License>
    <Data>
        <Products>
            <Product>Aspose.Total for Java</Product>
            <Product>Aspose.Words for Java</Product>
        </Products>
        <EditionType>Enterprise</EditionType>
        <SubscriptionExpiry>20991231</SubscriptionExpiry>
        <LicenseExpiry>20991231</LicenseExpiry>
        <SerialNumber>8bfe198c-7f0c-4ef8-8ff0-acc3237bf0d7</SerialNumber>
    </Data>
    <Signature>sNLLKGMUdF0r8O1kKilWAGdgfs2BvJb/2Xp8p5iuDVfZXmhppo+d0Ran1P9TKdjV4ABwAgKXxJ3jcQTqE/2IRfqwnPf8itN8aFZlV3TJPYeD3yWE7IT55Gz6EijUpC7aKeoohTb4w2fpox58wWoF3SNp6sK6jDfiAUGEHYJ9pjU=</Signature>
</License>

1.3 修改Pom文件

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<!--编译java时，java文件夹下能携带xml文件-->
<build>
	<resources>
		<resource>
			<directory>src/main/java</directory>
			<includes>
				<include>**/*.xml</include>
			</includes>
		</resource>
	</resources>
</build>

1.4 转换工具类

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/**
 * word工具类 - word转pdf
 * @author letere
 * @create 2021-06-16 16:36
 */
public class WordUtil {

    /**
     * word文档转pdf
     * @param inputStream word输入流
     * @param pdfFile 转换后的pdf文件
     */
    public static void wordToPdf(InputStream inputStream, File pdfFile) throws Exception{
        if (getLicense()) {
            OutputStream outputStream = new FileOutputStream(pdfFile);

            //读取输入流
            Document document = new Document(inputStream);
            //按pdf形式写入输出流
            document.save(outputStream, SaveFormat.PDF);
        } else {
            throw new  Exception("license文件验证失败！");
        }
    }

    /**
     * 获取license（文件验证，通过验证，转换后pdf无水印）
     * @return boolean
     */
    private static boolean getLicense() {
        try {
            File file = new File("./src/main/java/util/aspose_words/license.xml");
            InputStream is = new FileInputStream(file);
            License aposeLic = new License();
            aposeLic.setLicense(is);
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }
}

1.5 代码测试

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@Test
public void asposeWordsTest() throws Exception{
	//word文件输入流
	InputStream inputStream = new FileInputStream("./src/main/resources/word/操作手册.docx");

	//pdf输出文件
	File pdfFile = new File("./src/main/resources/pdf/操作手册.pdf");

	//工具类进行转换
	WordUtil.wordToPdf(inputStream, pdfFile);
}