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.context;
31:
32: import javax.webbeans.*;
33:
34: import com.caucho.webbeans.component.*;
35:
36: /**
37: * Context for a named EL bean scope
38: */
39: abstract public class ScopeContext implements Context {
40: abstract public <T> T get(ComponentFactory<T> comp, boolean create);
41:
42: abstract public <T> void put(ComponentFactory<T> comp, T value);
43:
44: /**
45: * Returns true if a value in the target scope can be safely be injected
46: * into this scope
47: */
48: public boolean canInject(ScopeContext scope) {
49: return (getClass().equals(scope.getClass()) || scope instanceof SingletonScope);
50: }
51:
52: public void addDestructor(ComponentImpl comp, Object value) {
53: }
54: }
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