| /* |
| * Copyright (c) 2003, 2015, 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.management; |
| |
| import java.lang.management.ManagementPermission; |
| import java.util.List; |
| import javax.management.ObjectName; |
| import javax.management.MalformedObjectNameException; |
| |
| |
| public class Util { |
| private Util() {} // there are no instances of this class |
| |
| static RuntimeException newException(Exception e) { |
| throw new RuntimeException(e); |
| } |
| |
| private static final String[] EMPTY_STRING_ARRAY = new String[0]; |
| static String[] toStringArray(List<String> list) { |
| return list.toArray(EMPTY_STRING_ARRAY); |
| } |
| |
| public static ObjectName newObjectName(String domainAndType, String name) { |
| return newObjectName(domainAndType + ",name=" + name); |
| } |
| |
| public static ObjectName newObjectName(String name) { |
| try { |
| return ObjectName.getInstance(name); |
| } catch (MalformedObjectNameException e) { |
| throw new IllegalArgumentException(e); |
| } |
| } |
| |
| private static ManagementPermission monitorPermission = |
| new ManagementPermission("monitor"); |
| private static ManagementPermission controlPermission = |
| new ManagementPermission("control"); |
| |
| /** |
| * Check that the current context is trusted to perform monitoring |
| * or management. |
| * <p> |
| * If the check fails we throw a SecurityException, otherwise |
| * we return normally. |
| * |
| * @exception SecurityException if a security manager exists and if |
| * the caller does not have ManagementPermission("control"). |
| */ |
| static void checkAccess(ManagementPermission p) |
| throws SecurityException { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) { |
| sm.checkPermission(p); |
| } |
| } |
| |
| static void checkMonitorAccess() throws SecurityException { |
| checkAccess(monitorPermission); |
| } |
| public static void checkControlAccess() throws SecurityException { |
| checkAccess(controlPermission); |
| } |
| } |