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Java > Open Source Codes > org > jacorb > notification > filter > etcl > ETCLFilter


1 package org.jacorb.notification.filter.etcl;
2
3 /*
4  * JacORB - a free Java ORB
5  *
6  * Copyright (C) 1997-2003 Gerald Brose.
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Library General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Library General Public License for more details.
17  *
18  * You should have received a copy of the GNU Library General Public
19  * License along with this library; if not, write to the Free
20  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */

22
23 import org.apache.avalon.framework.configuration.Configuration;
24 import org.apache.avalon.framework.configuration.ConfigurationException;
25 import org.jacorb.notification.MessageFactory;
26 import org.jacorb.notification.filter.AbstractFilter;
27 import org.jacorb.notification.filter.FilterConstraint;
28 import org.jacorb.notification.interfaces.EvaluationContextFactory;
29 import org.omg.CORBA.ORB JavaDoc;
30 import org.omg.CosNotifyFilter.ConstraintExp;
31 import org.omg.CosNotifyFilter.InvalidConstraint;
32 import org.omg.PortableServer.POA JavaDoc;
33
34 /**
35  * @author Alphonse Bendt
36  * @version $Id: ETCLFilter.java,v 1.2 2005/02/14 00:07:08 alphonse.bendt Exp $
37  */

38 public class ETCLFilter extends AbstractFilter
39 {
40     public final static String JavaDoc CONSTRAINT_GRAMMAR = "EXTENDED_TCL";
41
42     public ETCLFilter(Configuration config,
43             EvaluationContextFactory evaluationContextFactory,
44             MessageFactory messageFactory,
45             ORB JavaDoc orb, POA JavaDoc poa) throws ConfigurationException
46     {
47         super(config, evaluationContextFactory, messageFactory, orb, poa);
48     }
49
50     public FilterConstraint newFilterConstraint(ConstraintExp constraintExp)
51             throws InvalidConstraint
52     {
53         return new ETCLFilterConstraint(constraintExp);
54     }
55
56     public String JavaDoc constraint_grammar()
57     {
58         return CONSTRAINT_GRAMMAR;
59     }
60 }
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