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 org.jboss.aop.deployment;
23:
24: import java.io.File;
25: import java.io.IOException;
26: import java.net.URL;
27: import org.jboss.mx.loading.UnifiedClassLoader;
28: import javassist.ClassPool;
29: import javassist.scopedpool.ScopedClassPool;
30: import javassist.scopedpool.ScopedClassPoolFactory;
31: import javassist.scopedpool.ScopedClassPoolRepository;
32:
33: /**
34: * Comment
35: *
36: * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
37: * @version $Revision: 57186 $
38: *
39: **/
40: public class JBossClassPoolFactory32 implements ScopedClassPoolFactory {
41: protected File tmpClassesDir;
42:
43: public JBossClassPoolFactory32(File tmpClassesDir)
44: throws IOException {
45: this .tmpClassesDir = tmpClassesDir;
46:
47: }
48:
49: public ScopedClassPool create(ClassLoader cl, ClassPool src,
50: ScopedClassPoolRepository repository) {
51: try {
52: File tempdir = createTempDir(cl);
53: return new JBossClassPool32(cl, src, repository, tempdir);
54: } catch (IOException e) {
55: throw new RuntimeException(e);
56: }
57: }
58:
59: public ScopedClassPool create(ClassPool src,
60: ScopedClassPoolRepository repository) {
61: return new JBossClassPool32(src, repository);
62: }
63:
64: public File createTempDir(ClassLoader cl) throws IOException {
65: if (!(cl instanceof UnifiedClassLoader))
66: return null;
67: File tempdir = File.createTempFile("ucl", "", tmpClassesDir);
68: tempdir.delete();
69: tempdir.mkdir();
70: tempdir.deleteOnExit();
71: UnifiedClassLoader ucl = (UnifiedClassLoader) cl;
72: URL tmpURL = tempdir.toURL();
73: URL tmpCP = new URL(tmpURL, "?dynamic=true");
74: // we may be shutting down.
75: if (ucl.getLoaderRepository() != null)
76: ucl.addURL(tmpCP);
77: return tempdir;
78: }
79: }
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