1 /* 2 * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.security.provider; 27 28 import java.security.CodeSource; 29 import java.security.Permission; 30 import java.security.PermissionCollection; 31 import java.security.Policy; 32 import java.security.PolicySpi; 33 import java.security.ProtectionDomain; 34 import java.security.URIParameter; 35 36 import java.net.MalformedURLException; 37 38 /** 39 * This class wraps the PolicyFile subclass implementation of Policy 40 * inside a PolicySpi implementation that is available from the SUN provider 41 * via the Policy.getInstance calls. 42 * 43 */ 44 public final class PolicySpiFile extends PolicySpi { 45 46 private PolicyFile pf; 47 PolicySpiFile(Policy.Parameters params)48 public PolicySpiFile(Policy.Parameters params) { 49 50 if (params == null) { 51 pf = new PolicyFile(); 52 } else { 53 if (!(params instanceof URIParameter)) { 54 throw new IllegalArgumentException 55 ("Unrecognized policy parameter: " + params); 56 } 57 URIParameter uriParam = (URIParameter)params; 58 try { 59 pf = new PolicyFile(uriParam.getURI().toURL()); 60 } catch (MalformedURLException mue) { 61 throw new IllegalArgumentException("Invalid URIParameter", mue); 62 } 63 } 64 } 65 engineGetPermissions(CodeSource codesource)66 protected PermissionCollection engineGetPermissions(CodeSource codesource) { 67 return pf.getPermissions(codesource); 68 } 69 engineGetPermissions(ProtectionDomain d)70 protected PermissionCollection engineGetPermissions(ProtectionDomain d) { 71 return pf.getPermissions(d); 72 } 73 engineImplies(ProtectionDomain d, Permission p)74 protected boolean engineImplies(ProtectionDomain d, Permission p) { 75 return pf.implies(d, p); 76 } 77 engineRefresh()78 protected void engineRefresh() { 79 pf.refresh(); 80 } 81 } 82