/* * Copyright 2004-2012 the original author or authors. * * Licensed 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. */ /** * Core, stable abstractions for representing runtime executions of flow definitions. * * <p>The central concept defined by this package is the {@link org.springframework.webflow.execution.FlowExecution} * interface, which represents a single instance of a top-level flow definition. * * <p>The following classes and interfaces are of particular interest: * <ul> * <li>{@link org.springframework.webflow.execution.FlowExecutionFactory} - An abstract factory for creating new flow * executions.</li> * <li>{@link org.springframework.webflow.execution.repository.FlowExecutionRepository} - A DAO for persisting and * restoring existing flow executions.</li> * <li>{@link org.springframework.webflow.execution.FlowExecutionListener} - An observer interface to be implemented * by objects that are interested in flow execution lifecycle events.</li> * </ul> * * <p>This package depends on the definition package. */ package org.springframework.webflow.execution;