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1 /* 2 * $Header: /home/cvs/jakarta-commons-sandbox/jelly/src/java/org/apache/commons/jelly/MapTagSupport.java,v 1.3 2002/05/17 15:18:12 jstrachan Exp $ 3 * $Revision: 1.3 $ 4 * $Date: 2002/05/17 15:18:12 $ 5 * 6 * ==================================================================== 7 * 8 * The Apache Software License, Version 1.1 9 * 10 * Copyright (c) 1999-2002 The Apache Software Foundation. All rights 11 * reserved. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 20 * 2. Redistributions in binary form must reproduce the above copyright 21 * notice, this list of conditions and the following disclaimer in 22 * the documentation and/or other materials provided with the 23 * distribution. 24 * 25 * 3. The end-user documentation included with the redistribution, if 26 * any, must include the following acknowlegement: 27 * "This product includes software developed by the 28 * Apache Software Foundation (http://www.apache.org/)." 29 * Alternately, this acknowlegement may appear in the software itself, 30 * if and wherever such third-party acknowlegements normally appear. 31 * 32 * 4. The names "The Jakarta Project", "Commons", and "Apache Software 33 * Foundation" must not be used to endorse or promote products derived 34 * from this software without prior written permission. For written 35 * permission, please contact apache@apache.org. 36 * 37 * 5. Products derived from this software may not be called "Apache" 38 * nor may "Apache" appear in their names without prior written 39 * permission of the Apache Group. 40 * 41 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 42 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 43 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 44 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 45 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 46 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 47 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 48 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 49 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 50 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 51 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 52 * SUCH DAMAGE. 53 * ==================================================================== 54 * 55 * This software consists of voluntary contributions made by many 56 * individuals on behalf of the Apache Software Foundation. For more 57 * information on the Apache Software Foundation, please see 58 * <http://www.apache.org/>;. 59 * 60 * $Id: MapTagSupport.java,v 1.3 2002/05/17 15:18:12 jstrachan Exp $ 61 */ 62 63 package org.apache.commons.jelly; 64 65 import org.apache.commons.beanutils.DynaBean; 66 67 /*** 68 * <p><code>DynaBeanTag</code> is a DynaTag implementation which uses a DynaBean 69 * to store its attribute values in. Derived tags can then process this 70 * DynaBean in any way it wishes. 71 * </p> 72 * 73 * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> 74 * @version $Revision: 1.3 $ 75 */ 76 77 public abstract class DynaBeanTagSupport extends TagSupport implements DynaTag { 78 79 /*** the DynaBean which is used to store the attributes of this tag */ 80 private DynaBean dynaBean; 81 82 public DynaBeanTagSupport() { 83 } 84 85 public DynaBeanTagSupport(DynaBean dynaBean) { 86 this.dynaBean = dynaBean; 87 } 88 89 /*** Sets the context in which the tag will be run */ 90 public void setContext(JellyContext context) throws Exception { 91 this.context = context; 92 beforeSetAttributes(); 93 } 94 95 /*** Sets an attribute value of this tag before the tag is invoked 96 */ 97 public void setAttribute(String name, Object value) throws Exception { 98 getDynaBean().set(name, value); 99 } 100 101 /*** 102 * @return the DynaBean which is used to store the 103 * attributes of this tag 104 */ 105 public DynaBean getDynaBean() { 106 return dynaBean; 107 } 108 109 /*** 110 * Sets the DynaBean which is used to store the 111 * attributes of this tag 112 */ 113 public void setDynaBean(DynaBean dynaBean) { 114 this.dynaBean = dynaBean; 115 } 116 117 /*** 118 * Callback to allow processing to occur before the attributes are about to be set 119 */ 120 public void beforeSetAttributes() throws Exception { 121 } 122 123 }

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