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    /**
020     * The class in this SCXML object model that corresponds to the
021     * <initial> SCXML pseudo state element.
022     *
023     */
024    public class Initial extends TransitionTarget {
025    
026        /**
027         * Serial version UID.
028         */
029        private static final long serialVersionUID = 1L;
030    
031        /**
032         * A conditionless transition that is always enabled and will be taken
033         * as soon as the state is entered. The target of the transition must
034         * be a descendant of the parent state of initial.
035         */
036        private Transition transition;
037    
038        /**
039         * Constructor.
040         */
041        public Initial() {
042            super();
043        }
044    
045        /**
046         * Get the initial transition.
047         *
048         * @return Returns the transition.
049         */
050        public final Transition getTransition() {
051            return transition;
052        }
053    
054        /**
055         * Set the initial transition.
056         *
057         * @param transition The transition to set.
058         */
059        public final void setTransition(final Transition transition) {
060            this.transition = transition;
061            this.transition.setParent(this);
062        }
063    
064    }
065