8290832: It is no longer possible to change "user.dir" in the JDK8
Reviewed-by: phh, andrew
diff --git a/jdk/src/solaris/classes/java/io/UnixFileSystem.java b/jdk/src/solaris/classes/java/io/UnixFileSystem.java
index 63a516e..7307173 100644
--- a/jdk/src/solaris/classes/java/io/UnixFileSystem.java
+++ b/jdk/src/solaris/classes/java/io/UnixFileSystem.java
@@ -34,7 +34,6 @@
private final char slash;
private final char colon;
private final String javaHome;
- private final String userDir;
public UnixFileSystem() {
slash = AccessController.doPrivileged(
@@ -43,8 +42,6 @@
new GetPropertyAction("path.separator")).charAt(0);
javaHome = AccessController.doPrivileged(
new GetPropertyAction("java.home"));
- userDir = AccessController.doPrivileged(
- new GetPropertyAction("user.dir"));
}
@@ -138,11 +135,7 @@
public String resolve(File f) {
if (isAbsolute(f)) return f.getPath();
- SecurityManager sm = System.getSecurityManager();
- if (sm != null) {
- sm.checkPropertyAccess("user.dir");
- }
- return resolve(userDir, f.getPath());
+ return resolve(System.getProperty("user.dir"), f.getPath());
}
// Caches for canonicalization results to improve startup performance.
diff --git a/jdk/src/windows/classes/java/io/WinNTFileSystem.java b/jdk/src/windows/classes/java/io/WinNTFileSystem.java
index ca395f2..b8844c0 100644
--- a/jdk/src/windows/classes/java/io/WinNTFileSystem.java
+++ b/jdk/src/windows/classes/java/io/WinNTFileSystem.java
@@ -53,7 +53,6 @@
private final char slash;
private final char altSlash;
private final char semicolon;
- private final String userDir;
// Whether to enable alternative data streams (ADS) by suppressing
// checking the path for invalid characters, in particular ":".
@@ -75,8 +74,6 @@
semicolon = AccessController.doPrivileged(
new GetPropertyAction("path.separator")).charAt(0);
altSlash = (this.slash == '\\') ? '/' : '\\';
- userDir = AccessController.doPrivileged(
- new GetPropertyAction("user.dir"));
}
private boolean isSlash(char c) {
@@ -403,11 +400,7 @@
private String getUserPath() {
/* For both compatibility and security,
we must look this up every time */
- SecurityManager sm = System.getSecurityManager();
- if (sm != null) {
- sm.checkPropertyAccess("user.dir");
- }
- return normalize(userDir);
+ return normalize(System.getProperty("user.dir"));
}
private String getDrive(String path) {
diff --git a/jdk/test/java/io/File/UserDirChangedTest.java b/jdk/test/java/io/File/UserDirChangedTest.java
deleted file mode 100644
index 9eccb76..0000000
--- a/jdk/test/java/io/File/UserDirChangedTest.java
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 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.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/* @test
- @bug 8194154
- @summary Test changing property user.dir on impacting getCanonicalPath
- @run main/othervm UserDirChangedTest
- */
-
-import java.io.File;
-
-public class UserDirChangedTest {
- public static void main(String[] args) throws Exception {
- String keyUserDir = "user.dir";
- String userDirNew = "/home/a/b/c/";
- String fileName = "./a";
-
- String userDir = System.getProperty(keyUserDir);
- File file = new File(fileName);
- String canFilePath = file.getCanonicalPath();
-
- // now reset user.dir, this will cause crash on linux without bug 8194154 fixed.
- System.setProperty(keyUserDir, userDirNew);
- String newCanFilePath = file.getCanonicalPath();
- System.out.format("%24s %48s%n", "Canonical Path = ", canFilePath);
- System.out.format("%24s %48s%n", "new Canonical Path = ", newCanFilePath);
- if (!canFilePath.equals(newCanFilePath)) {
- throw new RuntimeException("Changing property user.dir should have no effect on getCanonicalPath");
- }
- }
-}