01: /******************************************************************
02: * File: RETENode.java
03: * Created by: Dave Reynolds
04: * Created on: 09-Jun-2003
05: *
06: * (c) Copyright 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
07: * [See end of file]
08: * $Id: RETESinkNode.java,v 1.8 2008/01/02 12:06:15 andy_seaborne Exp $
09: *****************************************************************/package com.hp.hpl.jena.reasoner.rulesys.impl;
10:
11: /**
12: * Interface for all inner nodes in the RETE network. Tokens are
13: * represented by binding environments. This representation only works
14: * if we don't overlap the networks for different rules.
15: *
16: * @author <a href="mailto:der@hplb.hpl.hp.com">Dave Reynolds</a>
17: * @version $Revision: 1.8 $ on $Date: 2008/01/02 12:06:15 $
18: */
19: public interface RETESinkNode extends RETENode {
20:
21: /**
22: * Propagate a token to this node.
23: * @param env a set of variable bindings for the rule being processed.
24: * @param isAdd distinguishes between add and remove operations.
25: */
26: public void fire(BindingVector env, boolean isAdd);
27:
28: }
29:
30: /*
31: (c) Copyright 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
32: All rights reserved.
33:
34: Redistribution and use in source and binary forms, with or without
35: modification, are permitted provided that the following conditions
36: are met:
37:
38: 1. Redistributions of source code must retain the above copyright
39: notice, this list of conditions and the following disclaimer.
40:
41: 2. Redistributions in binary form must reproduce the above copyright
42: notice, this list of conditions and the following disclaimer in the
43: documentation and/or other materials provided with the distribution.
44:
45: 3. The name of the author may not be used to endorse or promote products
46: derived from this software without specific prior written permission.
47:
48: THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
49: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
50: OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
51: IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
52: INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
53: NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
54: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
55: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
56: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
57: THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
58: */
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