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8338411: Implement JEP 486: Permanently Disable the Security Manager

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Co-authored-by: Sean Mullan <mullan@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Weijun Wang <weijun@openjdk.org>
Co-authored-by: Aleksei Efimov <aefimov@openjdk.org>
Co-authored-by: Brian Burkhalter <bpb@openjdk.org>
Co-authored-by: Daniel Fuchs <dfuchs@openjdk.org>
Co-authored-by: Harshitha Onkar <honkar@openjdk.org>
Co-authored-by: Joe Wang <joehw@openjdk.org>
Co-authored-by: Jorn Vernee <jvernee@openjdk.org>
Co-authored-by: Justin Lu <jlu@openjdk.org>
Co-authored-by: Kevin Walls <kevinw@openjdk.org>
Co-authored-by: Lance Andersen <lancea@openjdk.org>
Co-authored-by: Naoto Sato <naoto@openjdk.org>
Co-authored-by: Roger Riggs <rriggs@openjdk.org>
Co-authored-by: Brent Christian <bchristi@openjdk.org>
Co-authored-by: Stuart Marks <smarks@openjdk.org>
Co-authored-by: Ian Graves <igraves@openjdk.org>
Co-authored-by: Phil Race <prr@openjdk.org>
Co-authored-by: Erik Gahlin <egahlin@openjdk.org>
Co-authored-by: Jaikiran Pai <jpai@openjdk.org>
Reviewed-by: kevinw, aivanov, rriggs, lancea, coffeys, dfuchs, ihse, erikj, cjplummer, coleenp, naoto, mchung, prr, weijun, joehw, azvegint, psadhukhan, bchristi, sundar, attila
This commit is contained in:
Sean Mullan 2024-11-12 17:16:15 +00:00
parent c12b386d19
commit db85090553
1885 changed files with 5528 additions and 65650 deletions
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27
src/java.base/share/classes/java/nio/file/FileSystem.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2007, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 2024, 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
@ -172,22 +172,15 @@ public abstract class FileSystem
*
* <p> A file system provides access to a file store that may be composed
* of a number of distinct file hierarchies, each with its own top-level
* root directory. Unless denied by the security manager, each element in
* the returned iterator corresponds to the root directory of a distinct
* file hierarchy. The order of the elements is not defined. The file
* hierarchies may change during the lifetime of the Java virtual machine.
* root directory. Each element in the returned iterator corresponds to the
* root directory of a distinct file hierarchy. The order of the elements is
* not defined. The file hierarchies may change during the lifetime of the
* ava virtual machine.
* For example, in some implementations, the insertion of removable media
* may result in the creation of a new file hierarchy with its own
* top-level directory. There is no guarantee that a root directory
* can be accessed.
*
* <p> When a security manager is installed, it is invoked to check access
* to the each root directory. If denied, the root directory is not returned
* by the iterator. In the case of the default provider, the {@link
* SecurityManager#checkRead(String)} method is invoked to check read access
* to each root directory. It is system dependent if the permission checks
* are done when the iterator is obtained or during iteration.
*
* @return An object to iterate over the root directories
*/
public abstract Iterable<Path> getRootDirectories();
@ -201,16 +194,6 @@ public abstract class FileSystem
* Java virtual machine. When an I/O error occurs, perhaps because a file
* store is not accessible, then it is not returned by the iterator.
*
* <p> In the case of the default provider, and a security manager is
* installed, the security manager is invoked to check {@link
* RuntimePermission}{@code ("getFileStoreAttributes")}. If denied, then
* no file stores are returned by the iterator. In addition, the security
* manager's {@link SecurityManager#checkRead(String)} method is invoked to
* check read access to the file store's <em>top-most</em> directory. If
* denied, the file store is not returned by the iterator. It is system
* dependent if the permission checks are done when the iterator is obtained
* or during iteration.
*
* <p> <b>Usage Example:</b>
* Suppose we want to print the space usage for all file stores:
* {@snippet lang=java :