0N/A/*
6381N/A * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/Apackage sun.misc;
0N/A
0N/Aimport java.util.jar.JarFile;
0N/Aimport java.io.Console;
0N/Aimport java.io.FileDescriptor;
2298N/Aimport java.security.ProtectionDomain;
4550N/Aimport java.util.zip.Adler32;
4102N/Aimport javax.security.auth.kerberos.KeyTab;
0N/A
3787N/Aimport java.security.AccessController;
3787N/A
0N/A/** A repository of "shared secrets", which are a mechanism for
0N/A calling implementation-private methods in another package without
0N/A using reflection. A package-private class implements a public
0N/A interface and provides the ability to call package-private methods
0N/A within that package; the object implementing that interface is
0N/A provided through a third package to which access is restricted.
0N/A This framework avoids the primary disadvantage of using reflection
0N/A for this purpose, namely the loss of compile-time checking. */
0N/A
0N/Apublic class SharedSecrets {
0N/A private static final Unsafe unsafe = Unsafe.getUnsafe();
0N/A private static JavaUtilJarAccess javaUtilJarAccess;
0N/A private static JavaLangAccess javaLangAccess;
0N/A private static JavaIOAccess javaIOAccess;
0N/A private static JavaNetAccess javaNetAccess;
4566N/A private static JavaNetHttpCookieAccess javaNetHttpCookieAccess;
515N/A private static JavaNioAccess javaNioAccess;
0N/A private static JavaIOFileDescriptorAccess javaIOFileDescriptorAccess;
2262N/A private static JavaSecurityProtectionDomainAccess javaSecurityProtectionDomainAccess;
3787N/A private static JavaSecurityAccess javaSecurityAccess;
4102N/A private static JavaxSecurityAuthKerberosAccess javaxSecurityAuthKerberosAccess;
4550N/A private static JavaUtilZipAccess javaUtilZipAccess;
6329N/A private static JavaUtilZipFileAccess javaUtilZipFileAccess;
5393N/A private static JavaAWTAccess javaAWTAccess;
0N/A
0N/A public static JavaUtilJarAccess javaUtilJarAccess() {
0N/A if (javaUtilJarAccess == null) {
0N/A // Ensure JarFile is initialized; we know that that class
0N/A // provides the shared secret
0N/A unsafe.ensureClassInitialized(JarFile.class);
0N/A }
0N/A return javaUtilJarAccess;
0N/A }
0N/A
0N/A public static void setJavaUtilJarAccess(JavaUtilJarAccess access) {
0N/A javaUtilJarAccess = access;
0N/A }
0N/A
0N/A public static void setJavaLangAccess(JavaLangAccess jla) {
0N/A javaLangAccess = jla;
0N/A }
0N/A
0N/A public static JavaLangAccess getJavaLangAccess() {
0N/A return javaLangAccess;
0N/A }
0N/A
0N/A public static void setJavaNetAccess(JavaNetAccess jna) {
0N/A javaNetAccess = jna;
0N/A }
0N/A
0N/A public static JavaNetAccess getJavaNetAccess() {
0N/A return javaNetAccess;
0N/A }
0N/A
4566N/A public static void setJavaNetHttpCookieAccess(JavaNetHttpCookieAccess a) {
4566N/A javaNetHttpCookieAccess = a;
4566N/A }
4566N/A
4566N/A public static JavaNetHttpCookieAccess getJavaNetHttpCookieAccess() {
4566N/A if (javaNetHttpCookieAccess == null)
4566N/A unsafe.ensureClassInitialized(java.net.HttpCookie.class);
4566N/A return javaNetHttpCookieAccess;
4566N/A }
4566N/A
515N/A public static void setJavaNioAccess(JavaNioAccess jna) {
515N/A javaNioAccess = jna;
515N/A }
515N/A
515N/A public static JavaNioAccess getJavaNioAccess() {
515N/A if (javaNioAccess == null) {
515N/A // Ensure java.nio.ByteOrder is initialized; we know that
515N/A // this class initializes java.nio.Bits that provides the
515N/A // shared secret.
515N/A unsafe.ensureClassInitialized(java.nio.ByteOrder.class);
515N/A }
515N/A return javaNioAccess;
515N/A }
515N/A
0N/A public static void setJavaIOAccess(JavaIOAccess jia) {
0N/A javaIOAccess = jia;
0N/A }
0N/A
0N/A public static JavaIOAccess getJavaIOAccess() {
0N/A if (javaIOAccess == null) {
0N/A unsafe.ensureClassInitialized(Console.class);
0N/A }
0N/A return javaIOAccess;
0N/A }
0N/A
0N/A public static void setJavaIOFileDescriptorAccess(JavaIOFileDescriptorAccess jiofda) {
0N/A javaIOFileDescriptorAccess = jiofda;
0N/A }
0N/A
0N/A public static JavaIOFileDescriptorAccess getJavaIOFileDescriptorAccess() {
0N/A if (javaIOFileDescriptorAccess == null)
0N/A unsafe.ensureClassInitialized(FileDescriptor.class);
0N/A
0N/A return javaIOFileDescriptorAccess;
0N/A }
0N/A
2262N/A public static void setJavaSecurityProtectionDomainAccess
2262N/A (JavaSecurityProtectionDomainAccess jspda) {
2262N/A javaSecurityProtectionDomainAccess = jspda;
2262N/A }
2262N/A
2262N/A public static JavaSecurityProtectionDomainAccess
2262N/A getJavaSecurityProtectionDomainAccess() {
2298N/A if (javaSecurityProtectionDomainAccess == null)
2298N/A unsafe.ensureClassInitialized(ProtectionDomain.class);
2262N/A return javaSecurityProtectionDomainAccess;
2262N/A }
3787N/A
3787N/A public static void setJavaSecurityAccess(JavaSecurityAccess jsa) {
3787N/A javaSecurityAccess = jsa;
3787N/A }
3787N/A
3787N/A public static JavaSecurityAccess getJavaSecurityAccess() {
3787N/A if (javaSecurityAccess == null) {
3787N/A unsafe.ensureClassInitialized(AccessController.class);
3787N/A }
3787N/A return javaSecurityAccess;
3787N/A }
4102N/A
4102N/A public static void setJavaxSecurityAuthKerberosAccess
4102N/A (JavaxSecurityAuthKerberosAccess jsaka) {
4102N/A javaxSecurityAuthKerberosAccess = jsaka;
4102N/A }
4102N/A
4102N/A public static JavaxSecurityAuthKerberosAccess
4102N/A getJavaxSecurityAuthKerberosAccess() {
4102N/A if (javaxSecurityAuthKerberosAccess == null)
4102N/A unsafe.ensureClassInitialized(KeyTab.class);
4102N/A return javaxSecurityAuthKerberosAccess;
4102N/A }
4550N/A
4550N/A public static void setJavaUtilZipAccess(JavaUtilZipAccess access) {
4550N/A javaUtilZipAccess = access;
4550N/A }
4550N/A
4550N/A public static JavaUtilZipAccess getJavaUtilZipAccess() {
4550N/A if (javaUtilZipAccess == null) {
4550N/A unsafe.ensureClassInitialized(Adler32.class);
4550N/A }
4550N/A return javaUtilZipAccess;
4550N/A }
5393N/A
6329N/A public static JavaUtilZipFileAccess getJavaUtilZipFileAccess() {
6329N/A if (javaUtilZipFileAccess == null)
6329N/A unsafe.ensureClassInitialized(java.util.zip.ZipFile.class);
6329N/A return javaUtilZipFileAccess;
6329N/A }
6329N/A
6329N/A public static void setJavaUtilZipFileAccess(JavaUtilZipFileAccess access) {
6329N/A javaUtilZipFileAccess = access;
6329N/A }
6329N/A
5393N/A public static void setJavaAWTAccess(JavaAWTAccess jaa) {
5393N/A javaAWTAccess = jaa;
5393N/A }
5393N/A
5393N/A public static JavaAWTAccess getJavaAWTAccess() {
5393N/A // this may return null in which case calling code needs to
5393N/A // provision for.
6381N/A if (javaAWTAccess == null || javaAWTAccess.getContext() == null) {
6381N/A return null;
6381N/A }
5393N/A return javaAWTAccess;
5393N/A }
0N/A}