SecureClassLoaderRepository


1   /*
2    * @(#)SecureClassLoaderRepository.java 1.10 05/05/27
3    * 
4    * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
5    * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
6    */
7   package com.sun.jmx.mbeanserver;
8   
9   import javax.management.loading.ClassLoaderRepository  ;
10  
11  /** 
12   * Fix security hole in ClassLoaderRepository. This class wraps
13   * the actual ClassLoaderRepository implementation so that
14   * only the methods from {@link javax.management.loading.ClassLoaderRepository}
15   * can be accessed (read-only).
16   *
17   * @since 1.5
18   */
19  final class SecureClassLoaderRepository 
20      implements ClassLoaderRepository   {
21  
22      private final ClassLoaderRepository   clr;
23      /**
24       * Creates a new secure ClassLoaderRepository wrapping an
25       * unsecure implementation.
26       * @param clr Unsecure {@link ClassLoaderRepository} implementation
27       *            to wrap.
28       **/
29      public SecureClassLoaderRepository(ClassLoaderRepository   clr) {
30      this.clr=clr;
31      }
32      public final Class   loadClass(String   className) 
33      throws ClassNotFoundException   {
34      return clr.loadClass(className);
35      }
36      public final Class   loadClassWithout(ClassLoader   loader,
37                    String   className) 
38      throws ClassNotFoundException   {
39      return clr.loadClassWithout(loader,className);
40      }
41      public final Class   loadClassBefore(ClassLoader   loader,
42                   String   className) 
43      throws ClassNotFoundException   {
44      return clr.loadClassBefore(loader,className);
45      }
46  }
47

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