J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2002-2007 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package javax.management; |
| 27 | |
| 28 | import java.security.BasicPermission; |
| 29 | |
| 30 | /** |
| 31 | * This permission represents "trust" in a signer or codebase. |
| 32 | * <p> |
| 33 | * MBeanTrustPermission contains a target name but no actions list. |
| 34 | * A single target name, "register", is defined for this permission. |
| 35 | * The target "*" is also allowed, permitting "register" and any future |
| 36 | * targets that may be defined. |
| 37 | * Only the null value or the empty string are allowed for the action |
| 38 | * to allow the policy object to create the permissions specified in |
| 39 | * the policy file. |
| 40 | * <p> |
| 41 | * If a signer, or codesource is granted this permission, then it is |
| 42 | * considered a trusted source for MBeans. Only MBeans from trusted |
| 43 | * sources may be registered in the MBeanServer. |
| 44 | * |
| 45 | * @since 1.5 |
| 46 | */ |
| 47 | public class MBeanTrustPermission extends BasicPermission { |
| 48 | |
| 49 | private static final long serialVersionUID = -2952178077029018140L; |
| 50 | |
| 51 | /** <p>Create a new MBeanTrustPermission with the given name.</p> |
| 52 | <p>This constructor is equivalent to |
| 53 | <code>MBeanTrustPermission(name,null)</code>.</p> |
| 54 | @param name the name of the permission. It must be |
| 55 | "register" or "*" for this permission. |
| 56 | * |
| 57 | * @throws NullPointerException if <code>name</code> is <code>null</code>. |
| 58 | * @throws IllegalArgumentException if <code>name</code> is neither |
| 59 | * "register" nor "*". |
| 60 | */ |
| 61 | public MBeanTrustPermission(String name) { |
| 62 | this(name, null); |
| 63 | } |
| 64 | |
| 65 | /** <p>Create a new MBeanTrustPermission with the given name.</p> |
| 66 | @param name the name of the permission. It must be |
| 67 | "register" or "*" for this permission. |
| 68 | @param actions the actions for the permission. It must be |
| 69 | null or <code>""</code>. |
| 70 | * |
| 71 | * @throws NullPointerException if <code>name</code> is <code>null</code>. |
| 72 | * @throws IllegalArgumentException if <code>name</code> is neither |
| 73 | * "register" nor "*"; or if <code>actions</code> is a non-null |
| 74 | * non-empty string. |
| 75 | */ |
| 76 | public MBeanTrustPermission(String name, String actions) { |
| 77 | super(name, actions); |
| 78 | /* Check that actions is a null empty string */ |
| 79 | if (actions != null && actions.length() > 0) |
| 80 | throw new IllegalArgumentException("MBeanTrustPermission " + |
| 81 | "actions must be null: " + |
| 82 | actions); |
| 83 | |
| 84 | if (!name.equals("register") && !name.equals("*")) |
| 85 | throw new IllegalArgumentException("MBeanTrustPermission: " + |
| 86 | "Unknown target name " + |
| 87 | "[" + name + "]"); |
| 88 | } |
| 89 | } |