Java example source code file (doprivileged.js)

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Java - Java tags/keywords

accesscontroller, privilegedaction, securityexception

The doprivileged.js Java example source code

/*
 * Copyright (c) 2010, 2013, 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.
 * 
 * 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.
 */

/**
 * doPrivileged checks.
 *
 * @test
 * @security
 */

function check(e) {
    if (e instanceof java.lang.SecurityException) {
        print(e);
    } else {
        fail("expected SecurityException, got " + e);
    }
}

var AccessController = java.security.AccessController;
var PrivilegedAction = java.security.PrivilegedAction;

AccessController.doPrivileged(new PrivilegedAction() {
    run: function() {
        // try something sensitive
        try {
            java.lang.System.exit(0);
        } catch(e) {
            check(e);
        }

	try {
	    var prop = java.lang.System.getProperty("user.dir");
            fail("can get user.dir " + prop);
	} catch(e) {
            print(e);
	}
    }
});