Mercurial > hg > openjdk > jdk6 > corba
view src/share/classes/sun/corba/SharedSecrets.java @ 137:c09865dadf48
8192757: Improve stub classes implementation
Reviewed-by: rriggs, dfuchs, erikj
author | rpatil |
---|---|
date | Wed, 07 Feb 2018 00:10:57 -0800 |
parents | c5203e9e0e07 |
children | 8d0a2e2ffc67 |
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/* * Copyright (c) 2012, 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 * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ package sun.corba; import com.sun.corba.se.impl.io.ValueUtility; import sun.misc.JavaOISAccess; import sun.misc.Unsafe; import java.io.ObjectInputStream; import java.security.AccessController; /** A repository of "shared secrets", which are a mechanism for calling implementation-private methods in another package without using reflection. A package-private class implements a public interface and provides the ability to call package-private methods within that package; the object implementing that interface is provided through a third package to which access is restricted. This framework avoids the primary disadvantage of using reflection for this purpose, namely the loss of compile-time checking. */ // SharedSecrets cloned in corba repo to avoid build issues public class SharedSecrets { private static final Unsafe unsafe = Unsafe.getUnsafe(); private static JavaCorbaAccess javaCorbaAccess; private static JavaOISAccess javaOISAccess; public static JavaCorbaAccess getJavaCorbaAccess() { if (javaCorbaAccess == null) { // Ensure ValueUtility is initialized; we know that that class // provides the shared secret unsafe.ensureClassInitialized(ValueUtility.class); } return javaCorbaAccess; } public static void setJavaCorbaAccess(JavaCorbaAccess access) { javaCorbaAccess = access; } public static void setJavaOISAccess(JavaOISAccess access) { javaOISAccess = access; } public static JavaOISAccess getJavaOISAccess() { if (javaOISAccess == null) unsafe.ensureClassInitialized(ObjectInputStream.class); return javaOISAccess; } }