File: SecurityClassLoad.java

package info (click to toggle)
tomcat6 6.0.45%2Bdfsg-1~deb7u1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 20,972 kB
  • sloc: java: 179,379; xml: 42,067; jsp: 1,948; sh: 1,261; makefile: 129
file content (104 lines) | stat: -rw-r--r-- 4,044 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package org.apache.jasper.security;

/**
 * Static class used to preload java classes when using the
 * Java SecurityManager so that the defineClassInPackage
 * RuntimePermission does not trigger an AccessControlException.
 *
 * @author Jean-Francois Arcand
 */

public final class SecurityClassLoad {

    private static org.apache.juli.logging.Log log=
        org.apache.juli.logging.LogFactory.getLog( SecurityClassLoad.class );

    public static void securityClassLoad(ClassLoader loader){

        if( System.getSecurityManager() == null ){
            return;
        }

        String basePackage = "org.apache.jasper.";
        try {
            loader.loadClass( basePackage +
                "runtime.JspFactoryImpl$PrivilegedGetPageContext");
            loader.loadClass( basePackage +
                "runtime.JspFactoryImpl$PrivilegedReleasePageContext");

            loader.loadClass( basePackage +
                "runtime.JspRuntimeLibrary");
            loader.loadClass( basePackage +
                "runtime.JspRuntimeLibrary$PrivilegedIntrospectHelper");
            
            loader.loadClass( basePackage +
                "runtime.ServletResponseWrapperInclude");
            loader.loadClass( basePackage +
                "runtime.TagHandlerPool");
            loader.loadClass( basePackage +
                "runtime.JspFragmentHelper");

            loader.loadClass( basePackage +
                "runtime.ProtectedFunctionMapper");

            loader.loadClass( basePackage +
                "runtime.PageContextImpl");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$1");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$2");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$3");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$4");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$5");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$6");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$7");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$8");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$9");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$10");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$11");      
            loader.loadClass( basePackage +
                "runtime.PageContextImpl$12");      

            loader.loadClass( basePackage +
                "runtime.JspContextWrapper");   

            // Trigger loading of class and reading of property
            SecurityUtil.isPackageProtectionEnabled();
            
            loader.loadClass( basePackage +
                "servlet.JspServletWrapper");

            loader.loadClass( basePackage +
                "runtime.JspWriterImpl$1");
        } catch (ClassNotFoundException ex) {
            log.error("SecurityClassLoad", ex);
        }
    }
}