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: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.bytecode;
31:
32: import com.caucho.util.L10N;
33:
34: import java.net.URL;
35: import java.util.logging.Logger;
36:
37: /**
38: * Manages an introspected java classes.
39: */
40: public class JavaClassLoader extends JClassLoader {
41: protected static final L10N L = new L10N(JavaClassLoader.class);
42: protected static final Logger log = Logger
43: .getLogger(JavaClassLoader.class.getName());
44:
45: private ClassLoader _loader;
46:
47: public JavaClassLoader() {
48: this (Thread.currentThread().getContextClassLoader());
49: }
50:
51: public JavaClassLoader(ClassLoader loader) {
52: _loader = loader;
53: }
54:
55: /**
56: * Loads the class.
57: */
58: protected JClass loadClass(String name) {
59: // JDK classes are not loaded, but javax are (e.g. for JSF)
60: if (name.startsWith("java.") || name.startsWith("java/")) {
61: return getStaticClassLoader().forName(name);
62: }
63:
64: String classPath = name.replace('.', '/') + ".class";
65: URL url = _loader.getResource(classPath);
66:
67: if (url != null) {
68: JavaClass jClass = new JavaClass(this );
69: jClass.setURL(url);
70:
71: jClass.setThisClass(name.replace('.', '/'));
72:
73: return jClass;
74: }
75:
76: return null;
77: }
78:
79: /**
80: * Parses the parameterized type.
81: */
82: protected JType parseParameterizedType(String type) {
83: return new TypeSignatureParser(this , type).nextType();
84: }
85:
86: public String toString() {
87: return "JavaClassLoader[]";
88: }
89: }
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