componentmanager.java

来自「sun公司的petstore,一个J2ee的示例应用程序.」· Java 代码 · 共 64 行

/*
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 *
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
 * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES
 * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
 * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
 * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
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 * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE,
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 *
 * You acknowledge that Software is not designed, licensed or intended
 * for use in the design, construction, operation or maintenance of
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 */
package com.sun.j2ee.blueprints.waf.controller.web;

import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpSessionListener;

import com.sun.j2ee.blueprints.waf.controller.web.WebController;

/**
 * This interface defines the services that need to be accessed from multiple
 * components in the web tier. This class extends the HttpSessionListener to
 * ensure that this class is loaded at startup.
 *
 * Implementations of this class can be used to initialize objects used in the
 * persentation tier.
 *
 */
public interface ComponentManager extends HttpSessionListener {

    /**
     * Save the WebController in the ServletContext. The controller should be not
     * tied to any user and should be stateless
     */
    public WebController getWebController(HttpSession session);

}