src/jdk.compiler/share/classes/com/sun/tools/javac/file/JavacFileManager.java

*** 1,7 ****
  /*
!  * Copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2005, 2019, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 514,524 ****
                  Map<String,String> env = Collections.singletonMap("multi-release", multiReleaseValue);
                  FileSystemProvider jarFSProvider = fsInfo.getJarFSProvider();
                  Assert.checkNonNull(jarFSProvider, "should have been caught before!");
                  this.fileSystem = jarFSProvider.newFileSystem(archivePath, env);
              } else {
!                 this.fileSystem = FileSystems.newFileSystem(archivePath, null);
              }
              packages = new HashMap<>();
              for (Path root : fileSystem.getRootDirectories()) {
                  Files.walkFileTree(root, NO_FILE_VISIT_OPTIONS, Integer.MAX_VALUE,
                          new SimpleFileVisitor<Path>() {
--- 514,524 ----
                  Map<String,String> env = Collections.singletonMap("multi-release", multiReleaseValue);
                  FileSystemProvider jarFSProvider = fsInfo.getJarFSProvider();
                  Assert.checkNonNull(jarFSProvider, "should have been caught before!");
                  this.fileSystem = jarFSProvider.newFileSystem(archivePath, env);
              } else {
!                 this.fileSystem = FileSystems.newFileSystem(archivePath, (ClassLoader)null);
              }
              packages = new HashMap<>();
              for (Path root : fileSystem.getRootDirectories()) {
                  Files.walkFileTree(root, NO_FILE_VISIT_OPTIONS, Integer.MAX_VALUE,
                          new SimpleFileVisitor<Path>() {