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.config.program;
31:
32: import com.caucho.naming.*;
33: import com.caucho.util.L10N;
34: import com.caucho.webbeans.component.ComponentImpl;
35:
36: import javax.naming.*;
37: import javax.persistence.*;
38: import javax.rmi.*;
39: import java.util.*;
40: import java.util.logging.Logger;
41:
42: /**
43: * Generator for a component value.
44: */
45: public class ComponentValueGenerator extends ValueGenerator {
46: private static final Logger log = Logger
47: .getLogger(ComponentValueGenerator.class.getName());
48: private static final L10N L = new L10N(
49: ComponentValueGenerator.class);
50:
51: private final ComponentImpl _comp;
52:
53: private final String _location;
54:
55: public ComponentValueGenerator(String location, ComponentImpl comp) {
56: if (comp == null)
57: throw new NullPointerException();
58:
59: _location = location;
60:
61: _comp = comp;
62: }
63:
64: /**
65: * Creates the value.
66: */
67: public Object create() {
68: return _comp.get();
69: }
70: }
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