flowcreator.java

来自「spring的WEB开发插件,支持多状态WEB开发」· Java 代码 · 共 44 行

/*
 * Copyright 2002-2005 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.
 */
package org.springframework.webflow.access;

import org.springframework.webflow.Flow;

/**
 * Abstract factory that encapsulates the creation of a <code>Flow</code>
 * instance. The instance may be <code>Flow</code>, in the default case, or a
 * custom extension.
 * <p>
 * This interface is useful when you require specific <code>Flow</code>
 * specializations that are shared between different <code>FlowBuilder</code>
 * implementations.
 * 
 * @see org.springframework.webflow.Flow
 * @see org.springframework.webflow.config.FlowBuilder
 * 
 * @author Keith Donald
 * @author Erwin Vervaet
 */
public interface FlowCreator {

	/**
	 * Creates a new <code>Flow</code> instance.
	 * @return The <code>Flow</code> (or a custom specialization of
	 *         <code>Flow</code>)
	 */
	public Flow createFlow();
}