From 28f7d9d05ad70afad626d4bc54c633d31eb7430a Mon Sep 17 00:00:00 2001 From: Bryce McKinlay Date: Wed, 25 Apr 2001 16:45:15 +0100 Subject: decl.c (init_decl_processing): Add new class "protectionDomain" field. gcc/java: 2001-04-25 Bryce McKinlay * decl.c (init_decl_processing): Add new class "protectionDomain" field. * class.c (make_class_data): Set initial value for "protectionDomain". libjava: 2001-04-25 Bryce McKinlay java.security merge and ClassLoader compliance fixes. * java/lang/Class.h (Class): Include ProtectionDomain.h. New protectionDomain field. (forName): Add initialize parameter. Fixes declaration to comply with JDK spec. * java/lang/natClass.cc (forName): Correct declaration of the three-arg variant. Honour "initialize" flag. (getProtectionDomain0): New method. * java/lang/Class.java: Fix forName() declaration. (getPackage): New method based on Classpath implementation. (getProtectionDomain0): New native method decl. (getProtectionDomain): New method. * java/lang/ClassLoader.java (getParent): Now final. (definedPackages): New field. (getPackage): New. (defineClass): New variant with protectionDomain argument. (definePackage): New. (getPackages): New. (findSystemClass): Now final. (getSystemResourceAsStream): Remove redundant "final" modifier. (getSystemResource): Remove redundant "final" modifier. (getResources): Now final. (protectionDomainPermission): New static field. (unknownProtectionDomain): Ditto. (defaultProtectionDomain): Ditto. (getSystemClassLoader): Now non-native. * java/util/ResourceBundle.java (tryGetSomeBundle): Use the correct arguments for Class.forName(). * java/lang/Package.java: New file. * gnu/gcj/runtime/VMClassLoader.java (getVMClassLoader): Removed. (instance): Static initialize singleton. (findClass): Override this, not findSystemClass. * java/lang/natClassLoader.cc (defineClass0): Set class's protectionDomain field as specified. (getSystemClassLoader): Removed. (findClass): Renamed from findSystemClass. Call the interpreter via URLClassLoader.findClass if loading class via dlopen fails. * java/security/*.java: java.security import/merge with Classpath. * java/security/acl/*.java: Likewise. * java/security/interfaces/*.java: Likewise. * java/security/spec/*.java: Likewise. * java/net/NetPermission.java: Likewise. * java/net/SocketPermission.java: Likewise. * gnu/java/security/provider/DefaultPolicy.java: Likewise. * Makefile.am: Add new classes. * Makefile.in: Rebuilt. * gcj/javaprims.h: CNI namespace rebuild. From-SVN: r41543 --- libjava/java/security/GuardedObject.java | 84 ++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 libjava/java/security/GuardedObject.java (limited to 'libjava/java/security/GuardedObject.java') diff --git a/libjava/java/security/GuardedObject.java b/libjava/java/security/GuardedObject.java new file mode 100644 index 0000000..4e46896 --- /dev/null +++ b/libjava/java/security/GuardedObject.java @@ -0,0 +1,84 @@ +/* GuardedObject.java -- An object protected by a Guard + Copyright (C) 1998 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +02111-1307 USA. + +As a special exception, if you link this library with other files to +produce an executable, this library does not by itself cause the +resulting executable to be covered by the GNU General Public License. +This exception does not however invalidate any other reasons why the +executable file might be covered by the GNU General Public License. */ + +package java.security; + +import java.io.Serializable; + +/** + * This class is an object that is guarded by a Guard object. + * The object that is being guarded is retrieved by a call to the only + * method in this class - getObject. That method returns the + * guarded Object after first checking with the + * Guard. If the Guard disallows access, an + * exception will be thrown. + * + * @version 0.0 + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public class GuardedObject implements Serializable +{ + /** + * This is the Guard that is protecting the object. + */ + private Guard guard; + + /** + * This is the object that is being guarded. + */ + private Object object; + + /** + * This method initializes a new instance of GuardedObject + * that protects the specified Object using the specified + * Guard + * + * @param object The Object to guard + * @param guard The Guard that is protecting the object. + */ + public GuardedObject(Object object, Guard guard) + { + this.object = object; + this.guard = guard; + } + + /** + * This method first call the checkGuard method on the + * Guard object protecting the guarded object. If the + * Guard disallows access, an exception is thrown, otherwise + * the Object is returned. + * + * @return The object being guarded + * + * @exception SecurityException If the Guard disallows access to the object. + */ + public Object getObject() throws SecurityException + { + guard.checkGuard(object); + return (object); + } +} -- cgit v1.1