feat(jdk17springboot3): 修复 nbsdk读取文件失败的问题

performance-web/src/main/java/com/nbopen/api/NBOpenSDK.java

 package com.nbopen.api;
 
 import com.nbopen.cl.NBClassLoader;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
+
+import java.io.*;
 import java.lang.reflect.Method;
 import java.net.URL;
 import java.util.Enumeration;
@@ -364,7 +361,7 @@ public final class NBOpenSDK {
         File files = null;
 
         try {
-            String path = NBOpenSDK.class.getProtectionDomain().getCodeSource().getLocation().getPath();
+            String path = NBClassLoader.class.getProtectionDomain().getCodeSource().getLocation().getPath();
             if (path.startsWith("file:")) {
                 path = path.substring("file:".length(), path.length());
             }