01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.security;
30:
31: import com.caucho.loader.EnvironmentLocal;
32:
33: import java.security.Permission;
34:
35: /**
36: * Manages the permission for a context.
37: */
38: public class PermissionManager {
39: private static EnvironmentLocal<PermissionManager> _localPermissionManager = new EnvironmentLocal<PermissionManager>(
40: "caucho.security.permission-manager");
41:
42: /**
43: * Returns the context security manager.
44: */
45: public static PermissionManager getPermissionManager() {
46: return _localPermissionManager.get();
47: }
48:
49: /**
50: * Sets the context security manager.
51: */
52: public static void setPermissionManager(PermissionManager manager) {
53: _localPermissionManager.set(manager);
54: }
55:
56: /**
57: * Checks the permission.
58: */
59: public void checkPermission(Permission permission)
60: throws SecurityException {
61: SecurityManager securityManager = System.getSecurityManager();
62:
63: // First check the security manager
64: if (securityManager != null)
65: securityManager.checkPermission(permission);
66: }
67:
68: public String toString() {
69: return "PermissionManager[]";
70: }
71: }
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