01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package javax.management.loading;
23:
24: /**
25: * A classloader repository.<p>
26: *
27: * A loader repository per MBeanServer.
28: *
29: * @author <a href="mailto:Adrian.Brock@HappeningTimes.com">Adrian Brock</a>.
30: * @author <a href="mailto:jplindfo@helsinki.fi">Juha Lindfors</a>.
31: *
32: * @version $Revision: 57200 $
33: *
34: * <p><b>Revisions:</b>
35: *
36: * <p><b>20020224 Juha Lindfors:</b>
37: * <ul>
38: * <li>Updated to match JMX 1.2 specification.</li>
39: * </ul>
40: */
41: public interface ClassLoaderRepository {
42: /**
43: * Loads a class from the repository. This method attempts to load the class
44: * using all the classloader registered to the repository.
45: *
46: * @param className the class to load
47: * @return the found class
48: * @exception ClassNotFoundException when there is no such class
49: */
50: Class loadClass(String className) throws ClassNotFoundException;
51:
52: /**
53: * Loads a class from the repository, excluding the given
54: * classloader.
55: *
56: * @param loader the classloader to exclude
57: * @param className the class to load
58: * @return the found class
59: * @exception ClassNotFoundException when there is no such class
60: */
61: Class loadClassWithout(ClassLoader loader, String className)
62: throws ClassNotFoundException;
63:
64: /**
65: * Loads a class from the repository, using the classloaders that were
66: * registered before the given classloader.
67: *
68: * @param stop consult all the classloaders registered before this one
69: * in an attempt to load a class
70: * @param className name of the class to load
71: *
72: * @return loaded class instance
73: *
74: * @throws ClassNotFoundException if none of the consulted classloaders were
75: * able to load the requested class
76: */
77: Class loadClassBefore(ClassLoader stop, String className)
78: throws ClassNotFoundException;
79: }
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