From 384b6b667f0f1118b3940383e621522bdafbef2d Mon Sep 17 00:00:00 2001
From: ikmkj <1@qq,com>
Date: Sun, 27 Jul 2025 14:41:27 +0800
Subject: [PATCH] =?UTF-8?q?feat(file):=20=E9=87=8D=E6=9E=84=E6=96=87?=
=?UTF-8?q?=E4=BB=B6=E6=9C=8D=E5=8A=A1=E5=B9=B6=E4=BC=98=E5=8C=96=E9=9F=B3?=
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-引入 mp3agic 库替换 jaudiotagger，使用纯 Java 解析 MP3 文件
- 修改 getMusicDuration 方法签名，使用 File 替代 MultipartFile
-优化 uploadMusic 方法，返回音乐文件的物理路径
- 更新 MusicServiceImpl 中的音乐上传逻辑
-移除不必要的临时文件操作
---
music-houduan/pom.xml | 9 +++--
.../musichouduan/service/FileService.java | 8 ++--
.../service/impl/FileServiceImpl.java | 37 ++++++-------------
.../service/impl/MusicServiceImpl.java | 22 ++++++++---
4 files changed, 37 insertions(+), 39 deletions(-)
diff --git a/music-houduan/pom.xml b/music-houduan/pom.xml
index c849560..da190c4 100644
--- a/music-houduan/pom.xml
+++ b/music-houduan/pom.xml
@@ -124,11 +124,12 @@
4.5.0
-
+
+
- org
- jaudiotagger
- 2.0.3
+ com.mpatric
+ mp3agic
+ 0.9.1
diff --git a/music-houduan/src/main/java/com/test/musichouduan/service/FileService.java b/music-houduan/src/main/java/com/test/musichouduan/service/FileService.java
index c8f8d61..1f5189b 100644
--- a/music-houduan/src/main/java/com/test/musichouduan/service/FileService.java
+++ b/music-houduan/src/main/java/com/test/musichouduan/service/FileService.java
@@ -2,6 +2,8 @@ package com.test.musichouduan.service;
import org.springframework.web.multipart.MultipartFile;
+import java.io.File;
+
/**
* 文件服务接口
*/
@@ -19,7 +21,7 @@ public interface FileService {
* 上传音乐
*
* @param file 音乐文件
- * @return 音乐URL
+ * @return 音乐文件的物理路径
*/
String uploadMusic(MultipartFile file);
@@ -42,8 +44,8 @@ public interface FileService {
/**
* 获取音乐时长
*
- * @param file 音乐文件
+ * @param musicFile 音乐文件
* @return 时长（秒）
*/
- int getMusicDuration(MultipartFile file);
+ int getMusicDuration(File musicFile);
}
diff --git a/music-houduan/src/main/java/com/test/musichouduan/service/impl/FileServiceImpl.java b/music-houduan/src/main/java/com/test/musichouduan/service/impl/FileServiceImpl.java
index 3a31639..2c87497 100644
--- a/music-houduan/src/main/java/com/test/musichouduan/service/impl/FileServiceImpl.java
+++ b/music-houduan/src/main/java/com/test/musichouduan/service/impl/FileServiceImpl.java
@@ -3,8 +3,7 @@ package com.test.musichouduan.service.impl;
import com.test.musichouduan.dto.Result;
import com.test.musichouduan.exception.BusinessException;
import com.test.musichouduan.service.FileService;
-import org.jaudiotagger.audio.AudioFile;
-import org.jaudiotagger.audio.AudioFileIO;
+import com.mpatric.mp3agic.Mp3File;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
@@ -73,34 +72,21 @@ public class FileServiceImpl implements FileService {
throw new BusinessException("只能上传mp3、wav格式的音乐");
}
- // 上传文件
+ // 上传文件并返回物理路径
return uploadFile(file, "musics");
}
@Override
- public int getMusicDuration(MultipartFile file) {
- if (file == null || file.isEmpty()) {
+ public int getMusicDuration(File musicFile) {
+ if (musicFile == null || !musicFile.exists()) {
return 0;
}
- File tempFile = null;
try {
- byte[] bytes = file.getBytes();
- // 使用原始文件扩展名创建临时文件
- String originalFilename = file.getOriginalFilename();
- String extension = getFileExtension(originalFilename);
- tempFile = File.createTempFile("music-duration-", "." + extension);
- Files.write(tempFile.toPath(), bytes);
-
- AudioFile audioFile = AudioFileIO.read(tempFile);
- int duration = audioFile.getAudioHeader().getTrackLength();
- return duration;
+ Mp3File mp3file = new Mp3File(musicFile);
+ return (int) mp3file.getLengthInSeconds();
} catch (Exception e) {
- logger.error("获取音乐 '{}' 时长失败", file.getOriginalFilename(), e);
+ logger.error("获取音乐 '{}' 时长失败 (使用 mp3agic)", musicFile.getName(), e);
return 0;
- } finally {
- if (tempFile != null) {
- tempFile.delete();
- }
}
}
@@ -197,19 +183,18 @@ public class FileServiceImpl implements FileService {
if (!bizDir.exists()) {
boolean ok = bizDir.mkdirs(); // 递归创建
if (!ok) {
- Result.error(500, "无法创建目录: " + bizDir.getAbsolutePath());
+ // 抛出异常而不是返回Result
+ throw new BusinessException("无法创建目录: " + bizDir.getAbsolutePath());
}
}
File targetFile = new File(bizDir, fileName);
-
// 保存文件
try {
file.transferTo(targetFile);
-// Path path = Paths.get(uploadPath, directory, fileName);
-// Files.write(path, file.getBytes());
- return accessPath+directory + "/" + fileName;
+ // 返回文件的绝对物理路径
+ return targetFile.getAbsolutePath();
} catch (IOException e) {
logger.error("上传文件失败", e);
throw new BusinessException("上传文件失败");
diff --git a/music-houduan/src/main/java/com/test/musichouduan/service/impl/MusicServiceImpl.java b/music-houduan/src/main/java/com/test/musichouduan/service/impl/MusicServiceImpl.java
index 7043b13..4377249 100644
--- a/music-houduan/src/main/java/com/test/musichouduan/service/impl/MusicServiceImpl.java
+++ b/music-houduan/src/main/java/com/test/musichouduan/service/impl/MusicServiceImpl.java
@@ -31,6 +31,7 @@ import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.web.multipart.MultipartFile;
+import java.io.File;
import java.time.LocalDateTime;
import java.util.Comparator;
import java.util.Optional;
@@ -274,14 +275,23 @@ public class MusicServiceImpl implements MusicService {
@Override
@Transactional
public MusicDTO addMusic(MusicDTO musicDTO, MultipartFile file, MultipartFile cover) {
- // 获取音乐时长
- int duration = fileService.getMusicDuration(file);
+ // 1. 先上传音乐文件，获取其物理路径
+ String musicPhysicalPath = fileService.uploadMusic(file);
+ File musicFile = new File(musicPhysicalPath);
- // 上传音乐文件
- String musicUrl = fileService.uploadMusic(file);
+ // 2. 根据物理文件获取时长
+ int duration = fileService.getMusicDuration(musicFile);
+
+ // 3. 上传封面
+ String coverPhysicalPath = fileService.uploadImage(cover);
+
+ // 4. 将物理路径转换为可访问的URL (这一步需要根据您的配置调整)
+ // 假设 uploadPath 是 "music-houduan/upload"，accessPath 是 "/upload/"
+ // 物理路径: music-houduan/upload/musics/uuid.mp3
+ // URL: /upload/musics/uuid.mp3
+ String musicUrl = musicPhysicalPath.replace(System.getProperty("user.dir") + File.separator + "music-houduan", "").replace(File.separator, "/");
+ String coverUrl = coverPhysicalPath.replace(System.getProperty("user.dir") + File.separator + "music-houduan", "").replace(File.separator, "/");
- // 上传封面
- String coverUrl = fileService.uploadImage(cover);
// 创建音乐实体
Music music = new Music();