2003-12-26 Guilhem Lavaux <guilhem@kaffe.org>
[official-gcc.git] / libjava / java / security / DomainCombiner.java
blob5d5397a5568323e6d55ad37532094b53819df21b
1 /* DomainCombiner.java -- Combines ProtectionDomains
2 Copyright (C) 1999, 2002 Free Software Foundation, Inc.
4 This file is part of GNU Classpath.
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA.
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library. Thus, the terms and
23 conditions of the GNU General Public License cover the whole
24 combination.
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module. An independent module is a module which is not derived from
33 or based on this library. If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so. If you do not wish to do so, delete this
36 exception statement from your version. */
38 package java.security;
40 /**
41 * A public interface used to combine two ProtectionDomains in a new
42 * ProtectionDomain and update the current Protection Domains
43 * associated with the current AccessControlContext.
45 * It can add, subtract, or update ProtectionDomains or possibly
46 * remove duplicates or any possible complex action but just not add
47 * ones that do not already exist in either array.
49 * @author Mark Benvenuto
50 * @see AccessControlContext
51 * @see AccessController
52 * @since 1.3
53 * @status updated to 1.4
55 public interface DomainCombiner
57 /**
58 * Combines the current ProtectionDomains of the Thread with new
59 * ProtectionDomains.
61 * @param currentDomains - the ProtectionDomains for the current thread.
62 * @param assignedDomains - ProtectionsDomains to add
63 * @return a new array of all the ProtectionDomains
65 ProtectionDomain[] combine(ProtectionDomain[] currentDomains,
66 ProtectionDomain[] assignedDomains);
67 } // interface DomainCombiner