| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.scxml2.model; |
| |
| /** |
| * Interface for elements of the SCXML object model whose progress |
| * can be observed using the {@link org.apache.commons.scxml2.NotificationRegistry}. These include |
| * individual {@link TransitionTarget}s, {@link Transition}s or the entire state |
| * machine {@link SCXML}. |
| * |
| * <p>Note: it is assumed there will be no more than Integer.MAX_VALUE of such elements in a single SCXML document</p> |
| */ |
| public interface Observable { |
| |
| /** |
| * @return Returns the id for this Observable which is unique within the SCXML state machine |
| */ |
| Integer getObservableId(); |
| } |
| |