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| org.apache.commons.jelly.DynaBeanTagSupport |
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| 1 | /* |
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| 2 | * Copyright 2002,2004 The Apache Software Foundation. |
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| 3 | * |
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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| 5 | * you may not use this file except in compliance with the License. |
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| 6 | * You may obtain a copy of the License at |
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| 7 | * |
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 9 | * |
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| 10 | * Unless required by applicable law or agreed to in writing, software |
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 13 | * See the License for the specific language governing permissions and |
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| 14 | * limitations under the License. |
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| 15 | */ |
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| 16 | ||
| 17 | package org.apache.commons.jelly; |
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| 18 | ||
| 19 | import org.apache.commons.beanutils.DynaBean; |
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| 20 | import org.apache.commons.beanutils.DynaProperty; |
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| 21 | ||
| 22 | /** |
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| 23 | * <p><code>DynaBeanTag</code> is a DynaTag implementation which uses a DynaBean |
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| 24 | * to store its attribute values in. Derived tags can then process this |
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| 25 | * DynaBean in any way it wishes. |
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| 26 | * </p> |
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| 27 | * |
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| 28 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> |
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| 29 | * @version $Revision: 155420 $ |
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| 30 | */ |
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| 31 | ||
| 32 | public abstract class DynaBeanTagSupport extends DynaTagSupport { |
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| 33 | ||
| 34 | /** the DynaBean which is used to store the attributes of this tag. */ |
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| 35 | private DynaBean dynaBean; |
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| 36 | ||
| 37 | 0 | public DynaBeanTagSupport() { |
| 38 | 0 | } |
| 39 | ||
| 40 | 0 | public DynaBeanTagSupport(DynaBean dynaBean) { |
| 41 | 0 | this.dynaBean = dynaBean; |
| 42 | 0 | } |
| 43 | ||
| 44 | /** Sets the context in which the tag will be run. */ |
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| 45 | public void setContext(JellyContext context) throws JellyTagException { |
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| 46 | 0 | this.context = context; |
| 47 | 0 | beforeSetAttributes(); |
| 48 | 0 | } |
| 49 | ||
| 50 | /** Sets an attribute value of this tag before the tag is invoked |
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| 51 | */ |
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| 52 | public void setAttribute(String name, Object value) throws JellyTagException { |
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| 53 | 0 | getDynaBean().set(name, value); |
| 54 | 0 | } |
| 55 | ||
| 56 | /** |
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| 57 | * @return the type of the given attribute. By default just return |
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| 58 | * Object.class if this is not known. |
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| 59 | */ |
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| 60 | public Class getAttributeType(String name) throws JellyTagException { |
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| 61 | 0 | DynaProperty property = getDynaBean().getDynaClass().getDynaProperty(name); |
| 62 | 0 | if (property != null) { |
| 63 | 0 | return property.getType(); |
| 64 | } |
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| 65 | 0 | return Object.class; |
| 66 | } |
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| 67 | ||
| 68 | /** |
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| 69 | * @return the DynaBean which is used to store the |
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| 70 | * attributes of this tag |
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| 71 | */ |
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| 72 | public DynaBean getDynaBean() { |
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| 73 | 0 | return dynaBean; |
| 74 | } |
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| 75 | ||
| 76 | /** |
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| 77 | * Sets the DynaBean which is used to store the |
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| 78 | * attributes of this tag |
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| 79 | */ |
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| 80 | public void setDynaBean(DynaBean dynaBean) { |
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| 81 | 0 | this.dynaBean = dynaBean; |
| 82 | 0 | } |
| 83 | ||
| 84 | /** |
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| 85 | * Callback to allow processing to occur before the attributes are about to be set |
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| 86 | */ |
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| 87 | public void beforeSetAttributes() throws JellyTagException { |
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| 88 | 0 | } |
| 89 | ||
| 90 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |