pdf转成Base64
时间: 2023-09-30 16:05:32 浏览: 109
要将PDF文件转换为Base64编码,可以使用Java中的iText库。首先,您需要在项目的pom.xml文件中添加iText和iText Asian的依赖项。\[2\]此外,您还需要添加Bouncy Castle库的依赖项。\[3\]
然后,您可以使用以下代码将PDF文件转换为Base64编码:
```java
import org.apache.commons.codec.binary.Base64;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
public class PDFToBase64 {
public static String convertToBase64(String filePath) {
File file = new File(filePath);
try (FileInputStream fileInputStream = new FileInputStream(file)) {
byte\[\] bytes = new byte\[(int) file.length()\];
fileInputStream.read(bytes);
return Base64.encodeBase64String(bytes);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
}
```
您可以调用`convertToBase64`方法并传入PDF文件的路径作为参数,该方法将返回PDF文件的Base64编码字符串。
请注意,您需要确保已经正确配置了iText和Bouncy Castle的依赖项,并且已经导入了所需的类和包。\[1\]
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