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org.apache.commons.jelly.tags.sql.ParamTag |
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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 | package org.apache.commons.jelly.tags.sql; |
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17 | ||
18 | import javax.servlet.jsp.jstl.sql.SQLExecutionTag; |
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19 | ||
20 | import org.apache.commons.jelly.JellyTagException; |
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21 | import org.apache.commons.jelly.TagSupport; |
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22 | import org.apache.commons.jelly.XMLOutput; |
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23 | import org.apache.commons.jelly.tags.Resources; |
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24 | ||
25 | /** |
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26 | * <p>Tag handler for <Param> in JSTL, used to set |
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27 | * parameter values for a SQL statement.</p> |
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28 | * |
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29 | * @author Hans Bergsten |
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30 | */ |
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31 | ||
32 | 0 | public class ParamTag extends TagSupport { |
33 | protected Object value; |
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34 | ||
35 | ||
36 | public void setValue(Object value) { |
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37 | 0 | this.value = value; |
38 | 0 | } |
39 | ||
40 | //********************************************************************* |
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41 | // Tag logic |
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42 | ||
43 | public void doTag(XMLOutput output) throws JellyTagException { |
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44 | 0 | SQLExecutionTag parent = |
45 | (SQLExecutionTag) findAncestorWithClass(this, SQLExecutionTag.class); |
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46 | 0 | if (parent == null) { |
47 | 0 | throw new JellyTagException(Resources.getMessage("SQL_PARAM_OUTSIDE_PARENT")); |
48 | } |
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49 | ||
50 | 0 | Object paramValue = value; |
51 | 0 | if (value != null) { |
52 | 0 | paramValue = value; |
53 | } |
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54 | else { |
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55 | 0 | String bodyContent = getBodyText(); |
56 | 0 | if (bodyContent != null) { |
57 | 0 | bodyContent = bodyContent.trim(); |
58 | 0 | if (bodyContent.length() > 0) { |
59 | 0 | paramValue = bodyContent; |
60 | } |
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61 | } |
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62 | } |
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63 | ||
64 | 0 | parent.addSQLParameter(paramValue); |
65 | 0 | } |
66 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |