cmlenz 2002/08/01 07:20:29 Added: src/taglib/common/org/apache/slide/taglib/util Scopes.java Log: Utility class for handling with JSP scopes Revision Changes Path 1.1 jakarta-slide/src/taglib/common/org/apache/slide/taglib/util/Scopes.java Index: Scopes.java =================================================================== /* * $Header$ * $Revision$ * $Date$ * * ==================================================================== * * The Apache Software License, Version 1.1 * * Copyright (c) 1999 The Apache Software Foundation. All rights * reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions 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. * * 3. The end-user documentation included with the redistribution, if * any, must include the following acknowlegement: * "This product includes software developed by the * Apache Software Foundation (http://www.apache.org/)." * Alternately, this acknowlegement may appear in the software itself, * if and wherever such third-party acknowlegements normally appear. * * 4. The names "The Jakarta Project", "Slide", and "Apache Software * Foundation" must not be used to endorse or promote products derived * from this software without prior written permission. For written * permission, please contact [EMAIL PROTECTED] * * 5. Products derived from this software may not be called "Apache" * nor may "Apache" appear in their names without prior written * permission of the Apache Group. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. * * [Additional notices, if required by prior licensing conditions] * */ package org.apache.slide.taglib.util; import javax.servlet.jsp.PageContext; /** * Class with utility functions to manage scopes in tags. * * @author <a href="mailto:[EMAIL PROTECTED]";>Christopher Lenz</a> * @version $Revision: $ */ public class Scopes { // -------------------------------------------------------------- Constants /** * String representation of the page scope ("page"). */ public static final String PAGE = "page"; /** * String representation of the request scope ("request"). */ public static final String REQUEST = "request"; /** * String representation of the session scope ("session"). */ public static final String SESSION = "session"; /** * String representation of the application scope ("application"). */ public static final String APPLICATION = "application"; // ----------------------------------------------------------- Constructors /** * Constructor hidden to guarantee non-instatiability. */ private Scopes() { } // -------------------------------------------------- Public Static Methods /** * Returns the value of the JSP PageContext integer constant representation * of the scope identified by name. * * @param scopeName the name of the scope * @return integer value representing the scope, as defined in PageContext */ public static int valueOf(String scopeName) { int scope = PageContext.PAGE_SCOPE; if (REQUEST.equalsIgnoreCase(scopeName)) { scope = PageContext.REQUEST_SCOPE; } else if (SESSION.equalsIgnoreCase(scopeName)) { scope = PageContext.SESSION_SCOPE; } else if (APPLICATION.equalsIgnoreCase(scopeName)) { scope = PageContext.APPLICATION_SCOPE; } return scope; } }
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