GNU Classpath (0.95) | |
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1: /* SubjectDomainCombiner.java -- domain combiner for Subjects. 2: Copyright (C) 2004, 2005 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 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. 10: 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. 15: 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., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 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. 25: 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. */ 37: 38: 39: package javax.security.auth; 40: 41: import java.security.DomainCombiner; 42: import java.security.Principal; 43: import java.security.ProtectionDomain; 44: 45: import java.util.LinkedList; 46: 47: public class SubjectDomainCombiner implements DomainCombiner 48: { 49: 50: // Field. 51: // ------------------------------------------------------------------------- 52: 53: private final Subject subject; 54: 55: // Constructor. 56: // ------------------------------------------------------------------------- 57: 58: public SubjectDomainCombiner (final Subject subject) 59: { 60: this.subject = subject; 61: } 62: 63: // Instance methods. 64: // ------------------------------------------------------------------------- 65: 66: public ProtectionDomain[] combine (final ProtectionDomain[] current, 67: final ProtectionDomain[] assigned) 68: { 69: LinkedList domains = new LinkedList(); 70: Principal[] principals = null; 71: if (subject != null) 72: principals = (Principal[]) subject.getPrincipals().toArray (new Principal[0]); 73: if (current != null) 74: { 75: for (int i = 0; i < current.length; i++) 76: { 77: domains.add (new ProtectionDomain (current[i].getCodeSource(), 78: current[i].getPermissions(), 79: current[i].getClassLoader(), 80: principals)); 81: } 82: } 83: if (assigned != null) 84: { 85: for (int i = 0; i < assigned.length; i++) 86: { 87: domains.add (assigned[i]); 88: } 89: } 90: return (ProtectionDomain[]) domains.toArray (new ProtectionDomain[domains.size()]); 91: } 92: 93: public Subject getSubject() 94: { 95: return subject; 96: } 97: }
GNU Classpath (0.95) |