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.webbeans.component;
31:
32: import com.caucho.config.ConfigContext;
33: import java.lang.annotation.*;
34: import javax.naming.*;
35: import javax.webbeans.*;
36:
37: import com.caucho.naming.*;
38: import com.caucho.webbeans.context.*;
39: import com.caucho.webbeans.manager.*;
40:
41: /**
42: * Component for a singleton beans
43: */
44: public class ObjectProxyComponent extends ComponentImpl {
45: private static final Object[] NULL_ARGS = new Object[0];
46:
47: private ObjectProxy _proxy;
48: private Class _type;
49:
50: public ObjectProxyComponent(WebBeansContainer webBeans,
51: ObjectProxy proxy, Class type) {
52: super (webBeans.getWbWebBeans());
53:
54: _proxy = proxy;
55: setTargetType(type);
56: }
57:
58: @Override
59: public void setScope(ScopeContext scope) {
60: }
61:
62: @Override
63: public Object get() {
64: try {
65: return _proxy.createObject(null);
66: } catch (NamingException e) {
67: throw new RuntimeException(e);
68: }
69: }
70:
71: @Override
72: public Object get(ConfigContext env) {
73: return get();
74: }
75:
76: @Override
77: public Object create() {
78: return get();
79: }
80:
81: protected Object createNew() {
82: throw new IllegalStateException();
83: }
84: }
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