componentdefinitionsfactory.java

ActionServlet源码 struts的一个步骤都有 知道本来有视频的太大了 就没有上传了

/*
 * $Id: ComponentDefinitionsFactory.java 471754 2006-11-06 14:55:09Z husted $
 *
 * 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.struts.tiles;

import java.io.Serializable;
import java.util.Map;

import javax.servlet.ServletContext;
import javax.servlet.ServletRequest;

/**
 * Component repository interface.
 * This interface allows to retrieve an definition by its name, independently of the
 * factory implementation.
 * Implementation must be Serializable, in order to be compliant with web Container
 * having this constraint (Weblogic 6.x).
 * @deprecated Use DefinitionsFactory instead.
*/
public interface ComponentDefinitionsFactory extends Serializable
{

   /**
     * Get a definition by its name.
     * @param name Name of requested definition.
     * @param request Current servelet request
     * @param servletContext current servlet context
     * @throws DefinitionsFactoryException An error occur while getting definition.
     * @throws NoSuchDefinitionException No definition found for specified name
     * Implementation can throw more accurate exception as a subclass of this exception
   */
   public ComponentDefinition getDefinition(String name, ServletRequest request, ServletContext servletContext) throws NoSuchDefinitionException,DefinitionsFactoryException;

   /**
     * Init factory.
     * This method is called exactly once immediately after factory creation in
     * case of internal creation (by DefinitionUtil).
     * @param servletContext Servlet Context passed to newly created factory.
     * @param properties Map of name/property passed to newly created factory.
     * Map can contains more properties than requested.
     * @throws DefinitionsFactoryException An error occur during initialization.
   */
   public void initFactory(ServletContext servletContext, Map properties) throws DefinitionsFactoryException;
}