src/java.base/share/classes/jdk/internal/loader/ClassLoaders.java

*** 26,36 ****
  package jdk.internal.loader;
  
  import java.io.IOException;
  import java.net.URL;
  import java.nio.file.InvalidPathException;
! import java.nio.file.Paths;
  import java.security.CodeSource;
  import java.security.PermissionCollection;
  import java.util.jar.Manifest;
  
  import jdk.internal.misc.JavaLangAccess;
--- 26,36 ----
  package jdk.internal.loader;
  
  import java.io.IOException;
  import java.net.URL;
  import java.nio.file.InvalidPathException;
! import java.nio.file.Path;
  import java.security.CodeSource;
  import java.security.PermissionCollection;
  import java.util.jar.Manifest;
  
  import jdk.internal.misc.JavaLangAccess;
*** 221,231 ****
      private static URL toFileURL(String s) {
          try {
              // Use an intermediate File object to construct a URI/URL without
              // authority component as URLClassPath can't handle URLs with a UNC
              // server name in the authority component.
!             return Paths.get(s).toRealPath().toFile().toURI().toURL();
          } catch (InvalidPathException | IOException ignore) {
              // malformed path string or class path element does not exist
              return null;
          }
      }
--- 221,231 ----
      private static URL toFileURL(String s) {
          try {
              // Use an intermediate File object to construct a URI/URL without
              // authority component as URLClassPath can't handle URLs with a UNC
              // server name in the authority component.
!             return Path.get(s).toRealPath().toFile().toURI().toURL();
          } catch (InvalidPathException | IOException ignore) {
              // malformed path string or class path element does not exist
              return null;
          }
      }