morepermissionaccesscontrolcontext.java

来自「开源的axis2框架的源码。用于开发WEBSERVER」· Java 代码 · 共 84 行

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.axis2.java.security.more;

import org.apache.axis2.java.security.AccessController;
import org.apache.axis2.java.security.interf.Actor;
import org.apache.axis2.AbstractTestCase;

import java.security.AccessControlContext;
import java.security.Permission;
import java.security.PrivilegedAction;

/**
 * MorePermissionAccessControllerContext has read permission to both public.txt and private.txt
 */

public class MorePermissionAccessControlContext implements Actor {

    private Actor _actor;
    private boolean _usingDoPrivilege;

    // Constructor
    public MorePermissionAccessControlContext(Actor a, boolean usingDoPrivilege) {
        _actor = a;
        _usingDoPrivilege = usingDoPrivilege;

    }

    // Implementing Actor's takeAction method
    public void takeAction() {
        try {
            if (_usingDoPrivilege) {
                final AccessControlContext acc = AccessController.getContext();
                // Print out maven's base,build, and test direcotories
                String baseDir = AbstractTestCase.basedir;
                System.out.println("basedir => " + baseDir);

                // Convert the \ (back slash) to / (forward slash)
                String baseDirM = baseDir.replace('\\', '/');
                System.out.println("baseDirM => " + baseDirM);

                String fs = "/";
                String fileName = "private/private.txt";

                // Build the file URL
                String fileURL = baseDirM + fs + "test-resources" + fs + "java2sec" + fs + fileName;
                Permission perm = new java.io.FilePermission(fileURL, "read");
                acc.checkPermission(perm);
                // Demostrate the usage of AccessController's doPrivilege(PrivilegeAction action, AccessContext ctx)
                AccessController.doPrivileged(
                        new PrivilegedAction() {
                            public Object run() {
                                _actor.takeAction();
                                return null;
                            }
                        }, acc);
            } else {
                // Use no doPrivileged
                _actor.takeAction();
            }
        } catch (Exception e) {
            e.printStackTrace(System.out);
        }
    }
}