The method getPackagePath exists in two classes，one is DefaultVFS.java, the other one is ResolverUtil.java.

And they are identical. Delete it in DefaultVFS.java.

Author: ISHIDAUNAI

src/main/java/org/apache/ibatis/io/DefaultVFS.java

@@ -291,18 +291,6 @@ protected URL findJarForResource(URL url) throws MalformedURLException {
     return null;
   }
 
-  /**
-   * Converts a Java package name to a path that can be looked up with a call to
-   * {@link ClassLoader#getResources(String)}.
-   *
-   * @param packageName
-   *          The Java package name to convert to a path
-   * @return the package path
-   */
-  protected String getPackagePath(String packageName) {
-    return packageName == null ? null : packageName.replace('.', '/');
-  }
-
   /**
    * Returns true if the resource located at the given URL is a JAR file.
    *