01: /*
02: * This file is part of the Echo Web Application Framework (hereinafter "Echo").
03: * Copyright (C) 2002-2005 NextApp, Inc.
04: *
05: * Version: MPL 1.1/GPL 2.0/LGPL 2.1
06: *
07: * The contents of this file are subject to the Mozilla Public License Version
08: * 1.1 (the "License"); you may not use this file except in compliance with
09: * the License. You may obtain a copy of the License at
10: * http://www.mozilla.org/MPL/
11: *
12: * Software distributed under the License is distributed on an "AS IS" basis,
13: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14: * for the specific language governing rights and limitations under the
15: * License.
16: *
17: * Alternatively, the contents of this file may be used under the terms of
18: * either the GNU General Public License Version 2 or later (the "GPL"), or
19: * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20: * in which case the provisions of the GPL or the LGPL are applicable instead
21: * of those above. If you wish to allow use of your version of this file only
22: * under the terms of either the GPL or the LGPL, and not to allow others to
23: * use your version of this file under the terms of the MPL, indicate your
24: * decision by deleting the provisions above and replace them with the notice
25: * and other provisions required by the GPL or the LGPL. If you do not delete
26: * the provisions above, a recipient may use your version of this file under
27: * the terms of any one of the MPL, the GPL or the LGPL.
28: */
29:
30: package nextapp.echo2.webcontainer;
31:
32: import nextapp.echo2.app.Component;
33:
34: //BUGBUG^ EXPERIMENTAL
35: /**
36: * An interface which may be supported by <code>ComponentSynchronizePeer</code>s
37: * that benefit from lazily rendering their child components to the client.
38: */
39: public interface LazyRenderContainer {
40:
41: /**
42: * Determines if the specified <code>child</code> has been rendered
43: * to the client.
44: *
45: * @param ci the relevant <code>ContainerInstance</code>
46: * @param component the lazy-load-supporting container component
47: * @param child the child component to test for rendering
48: */
49: public boolean isRendered(ContainerInstance ci,
50: Component component, Component child);
51: }
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