001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.commons.scxml.model;
018    
019    import java.util.Collection;
020    
021    import org.apache.commons.logging.Log;
022    import org.apache.commons.scxml.ErrorReporter;
023    import org.apache.commons.scxml.EventDispatcher;
024    import org.apache.commons.scxml.SCInstance;
025    import org.apache.commons.scxml.SCXMLExpressionException;
026    
027    /**
028     * The class in this SCXML object model that corresponds to the
029     * <exit> SCXML element, which is a shorthand notation for
030     * an empty anonymous final state.
031     *
032     */
033    public class Exit extends Action {
034    
035        /**
036         * Serial version UID.
037         */
038        private static final long serialVersionUID = 1L;
039    
040        /**
041         * The optional expression.
042         */
043        private String expr;
044    
045        /**
046         * The optional namelist.
047         */
048        private String namelist;
049    
050        /**
051         * Constructor.
052         */
053        public Exit() {
054            super();
055        }
056    
057        /**
058         * Get the expression.
059         *
060         * @return String Returns the expr.
061         */
062        public final String getExpr() {
063            return expr;
064        }
065    
066        /**
067         * Set the expression.
068         *
069         * @param expr The expr to set.
070         */
071        public final void setExpr(final String expr) {
072            this.expr = expr;
073        }
074    
075        /**
076         * Get the namelist.
077         *
078         * @return String Returns the namelist.
079         */
080        public final String getNamelist() {
081            return namelist;
082        }
083    
084        /**
085         * Set the namelist.
086         *
087         * @param namelist The namelist to set.
088         */
089        public final void setNamelist(final String namelist) {
090            this.namelist = namelist;
091        }
092    
093        /**
094         * {@inheritDoc}
095         */
096        public void execute(final EventDispatcher evtDispatcher,
097                final ErrorReporter errRep, final SCInstance scInstance,
098                final Log appLog, final Collection derivedEvents)
099        throws ModelException, SCXMLExpressionException {
100            // we're done
101            return;
102        }
103    
104    }
105