diff --git a/src/main/java/com/eactive/httpmockserver/script/ScriptLoader.java b/src/main/java/com/eactive/httpmockserver/script/ScriptLoader.java
index afc03cc..d8e19f2 100644
--- a/src/main/java/com/eactive/httpmockserver/script/ScriptLoader.java
+++ b/src/main/java/com/eactive/httpmockserver/script/ScriptLoader.java
@@ -2,26 +2,26 @@ package com.eactive.httpmockserver.script;
 
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.SystemUtils;
-import org.mdkt.compiler.CompilationException;
-import org.mdkt.compiler.CompiledCode;
-import org.mdkt.compiler.DynamicClassLoader;
 import org.mdkt.compiler.InMemoryJavaCompiler;
 
-import javax.tools.*;
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
 import java.io.File;
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
-import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
-import java.util.*;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 public class ScriptLoader{
     String path = ScriptLoader.class.getProtectionDomain().getCodeSource().getLocation().getPath();
     public static String DYNAMIC_BASE_PACKAGE = "com.eactive.httpmockserver.script.dynamic";
     public static String DYNAMIC_BASE_PATH = DYNAMIC_BASE_PACKAGE.replaceAll("[.]","/");
+    public static String JAR_PREFIX = SystemUtils.IS_OS_WINDOWS ? "jar:file:/" : "jar:file:";
+    public static String CLASS_PATH_SEPARATOR = System.getProperty("path.separator");
+
 
     private static final ScriptLoader instance = new ScriptLoader();
     private Map<String, Class<Script>> loadedClass;
@@ -39,9 +39,8 @@ public class ScriptLoader{
             String uri = url.toURI().toString();
             System.out.println(uri);
             if(StringUtils.contains(uri, "jar:file:" )) {
-                String prefix = SystemUtils.IS_OS_WINDOWS ? "jar:file:/" : "jar:file:";
 
-                String jarPath = StringUtils.substringBetween(uri, prefix, ".jar!") + ".jar";
+                String jarPath = StringUtils.substringBetween(uri, JAR_PREFIX, ".jar!") + ".jar";
                 System.out.println("jarPath => " + jarPath);
 
                 if(StringUtils.contains(uri, "BOOT-INF" )) {
@@ -74,7 +73,7 @@ public class ScriptLoader{
                         bos.close();
                     }
                     jar.close();
-                    classPath = memoryWorkingPath+"/BOOT-INF/classes"+System.getProperty("path.separator")+memoryWorkingPath+"/BOOT-INF/lib/*"+System.getProperty("path.separator");
+                    classPath = memoryWorkingPath+"/BOOT-INF/classes"+CLASS_PATH_SEPARATOR+memoryWorkingPath+"/BOOT-INF/lib/*"+CLASS_PATH_SEPARATOR;
                 }else {
                     classPath = jarPath;
                 }