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/* * Copyright (c) 2005, 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.security.provider; import java.security.CodeSource;import java.security.Permission;import java.security.PermissionCollection;import java.security.Policy;import java.security.PolicySpi;import java.security.ProtectionDomain;import java.security.URIParameter; import java.net.MalformedURLException; /** * This class wraps the PolicyFile subclass implementation of Policy * inside a PolicySpi implementation that is available from the SUN provider * via the Policy.getInstance calls. * */public final class PolicySpiFile extends PolicySpi {     private PolicyFile pf;     public PolicySpiFile(Policy.Parameters params) {         if (params == null) {            pf = new PolicyFile();        } else {            if (!(params instanceof URIParameter)) {                throw new IllegalArgumentException                        ("Unrecognized policy parameter: " + params);            }            URIParameter uriParam = (URIParameter)params;            try {                pf = new PolicyFile(uriParam.getURI().toURL());            } catch (MalformedURLException mue) {                throw new IllegalArgumentException("Invalid URIParameter", mue);            }        }    }     protected PermissionCollection engineGetPermissions(CodeSource codesource) {        return pf.getPermissions(codesource);    }     protected PermissionCollection engineGetPermissions(ProtectionDomain d) {        return pf.getPermissions(d);    }     protected boolean engineImplies(ProtectionDomain d, Permission p) {        return pf.implies(d, p);    }     protected void engineRefresh() {        pf.refresh();    }}