JDK8/Java8源码在线阅读

/*
 * Copyright (c) 2000, 2006, 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.util;

/**
 */
public class ResourcesMgr {

    // intended for java.security, javax.security and sun.security resources
    private static java.util.ResourceBundle bundle;

    // intended for com.sun.security resources
    private static java.util.ResourceBundle altBundle;

    public static String getString(String s) {

        if (bundle == null) {

            // only load if/when needed
            bundle = java.security.AccessController.doPrivileged(
                new java.security.PrivilegedAction<java.util.ResourceBundle>() {
                public java.util.ResourceBundle run() {
                    return (java.util.ResourceBundle.getBundle
                                ("sun.security.util.Resources"));
                }
            });
        }

        return bundle.getString(s);
    }

    public static String getString(String s, final String altBundleName) {

        if (altBundle == null) {

            // only load if/when needed
            altBundle = java.security.AccessController.doPrivileged(

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