base64转换为mp3 java
时间: 2023-11-18 16:43:10 浏览: 369
在Java中,将Base64字符串转换为MP3文件可以通过以下步骤完成:
1. 将Base64字符串解码为字节数组。
2. 创建一个FileOutputStream对象,用于写入MP3数据。
3. 将解码后的字节数组写入FileOutputStream对象。
4. 关闭FileOutputStream对象。
下面是一个示例代码:
```java
import java.io.*;
import org.apache.commons.codec.binary.Base64;
public class Base64ToMp3Converter {
public static void main(String[] args) {
String base64String = "base64-encoded-string";
String filePath = "path/to/mp3/file.mp3";
try {
// Decode Base64 string to byte array
byte[] decodedBytes = Base64.decodeBase64(base64String);
// Write bytes to file
FileOutputStream fos = new FileOutputStream(filePath);
fos.write(decodedBytes);
fos.close();
System.out.println("Base64 string converted to MP3 successfully.");
} catch (IOException e) {
e.printStackTrace();
}
}
}
```
请注意,这个示例使用了Apache Commons Codec库来解码Base64字符串。如果您没有使用该库,请使用Java内置的Base64解码器。
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