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.proxy.compiler;
23:
24: import java.io.Serializable;
25:
26: import org.jboss.util.NestedRuntimeException;
27:
28: /**
29: * A factory for creating proxy objects.
30: *
31: * @version <tt>$Revision: 57209 $</tt>
32: * @author Unknown
33: * @author <a href="mailto:jason@planet57.com">Jason Dillon</a>
34: */
35: public class Proxy {
36: /**
37: * Create a new proxy instance.
38: *
39: * <p>Proxy instances will also implement {@link Serializable}.
40: *
41: * <p>Delegates the actual creation of the proxy to
42: * {@link Proxies#newTarget}.
43: *
44: * @param loader The class loader for the new proxy instance.
45: * @param interfaces A list of classes which the proxy will implement.
46: * @param h The handler for method invocations.
47: * @return A new proxy instance.
48: *
49: * @throws RuntimeException Failed to create new proxy target.
50: */
51: public static Object newProxyInstance(final ClassLoader loader,
52: final Class[] interfaces, final InvocationHandler h) {
53: // Make all proxy instances implement Serializable
54: Class[] interfaces2 = new Class[interfaces.length + 1];
55: System.arraycopy(interfaces, 0, interfaces2, 0,
56: interfaces.length);
57: interfaces2[interfaces2.length - 1] = Serializable.class;
58:
59: try {
60: // create a new proxy
61: return Proxies.newTarget(loader, h, interfaces2);
62: } catch (Exception e) {
63: throw new NestedRuntimeException(
64: "Failed to create new proxy target", e);
65: }
66: }
67:
68: public static void forgetProxyForClass(Class clazz) {
69: Proxies.forgetProxyForClass(clazz);
70: }
71:
72: }
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