修改合并mp3文件规则

src/main/java/com/mortals/xhx/tts/utils/AddMp3Util.java

 package com.mortals.xhx.tts.utils;
 
+import org.apache.commons.io.FileUtils;
+
 import javax.sound.sampled.*;
 import java.io.*;
 import java.nio.ByteBuffer;
@@ -28,7 +30,14 @@ public class AddMp3Util {
 
         // 获取混音所需的格式
         for (String inputFile : inputFiles) {
-            AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(new File(inputFile));
+            ClassLoader classLoader = SpliceMp3Util.class.getClassLoader();
+            InputStream inputStream = classLoader.getResourceAsStream(inputFile);
+            String fileName = inputFile.substring(inputFile.lastIndexOf("/")+1);
+            File nowFile = new File(outputFile+fileName);
+            //转换
+            FileUtils.copyInputStreamToFile(inputStream, file);
+            inputStream.close();
+            AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(nowFile);
             if (format == null) {
                 format = audioInputStream.getFormat();
             }