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org.apache.commons.jelly.tags.sql.DateParamTag |
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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 java.sql.Date; |
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19 | ||
20 | import javax.servlet.jsp.jstl.sql.SQLExecutionTag; |
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21 | ||
22 | import org.apache.commons.jelly.JellyTagException; |
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23 | import org.apache.commons.jelly.TagSupport; |
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24 | import org.apache.commons.jelly.XMLOutput; |
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25 | import org.apache.commons.jelly.tags.Resources; |
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26 | ||
27 | /** |
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28 | * <p>Tag handler for <Param> in JSTL, used to set |
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29 | * parameter values for a SQL statement.</p> |
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30 | * |
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31 | * @author Justyna Horwat |
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32 | */ |
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33 | ||
34 | 0 | public class DateParamTag extends TagSupport { |
35 | ||
36 | //********************************************************************* |
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37 | // Private constants |
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38 | ||
39 | private static final String TIMESTAMP_TYPE = "timestamp"; |
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40 | private static final String TIME_TYPE = "time"; |
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41 | private static final String DATE_TYPE = "date"; |
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42 | ||
43 | //********************************************************************* |
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44 | // Protected state |
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45 | ||
46 | protected String type; |
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47 | protected java.util.Date value; |
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48 | ||
49 | //********************************************************************* |
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50 | // Constructor |
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51 | ||
52 | 0 | public DateParamTag() { |
53 | 0 | } |
54 | ||
55 | //********************************************************************* |
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56 | // Properties |
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57 | ||
58 | public void setValue(Date value) { |
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59 | 0 | this.value = value; |
60 | 0 | } |
61 | ||
62 | public void setType(String type) { |
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63 | 0 | this.type = type; |
64 | 0 | } |
65 | ||
66 | //********************************************************************* |
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67 | // Tag logic |
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68 | ||
69 | public void doTag(XMLOutput output) throws JellyTagException { |
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70 | 0 | SQLExecutionTag parent = |
71 | (SQLExecutionTag) findAncestorWithClass(this, SQLExecutionTag.class); |
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72 | 0 | if (parent == null) { |
73 | 0 | throw new JellyTagException(Resources.getMessage("SQL_PARAM_OUTSIDE_PARENT")); |
74 | } |
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75 | ||
76 | 0 | if (value != null) { |
77 | 0 | convertValue(); |
78 | } |
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79 | ||
80 | 0 | parent.addSQLParameter(value); |
81 | 0 | } |
82 | ||
83 | //********************************************************************* |
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84 | // Private utility methods |
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85 | ||
86 | private void convertValue() throws JellyTagException { |
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87 | ||
88 | 0 | if ((type == null) || (type.equalsIgnoreCase(TIMESTAMP_TYPE))) { |
89 | 0 | if (!(value instanceof java.sql.Timestamp)) { |
90 | 0 | value = new java.sql.Timestamp(value.getTime()); |
91 | } |
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92 | } |
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93 | 0 | else if (type.equalsIgnoreCase(TIME_TYPE)) { |
94 | 0 | if (!(value instanceof java.sql.Time)) { |
95 | 0 | value = new java.sql.Time(value.getTime()); |
96 | } |
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97 | } |
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98 | 0 | else if (type.equalsIgnoreCase(DATE_TYPE)) { |
99 | 0 | if (!(value instanceof java.sql.Date)) { |
100 | 0 | value = new java.sql.Date(value.getTime()); |
101 | } |
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102 | } |
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103 | else { |
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104 | 0 | throw new JellyTagException( |
105 | Resources.getMessage("SQL_DATE_PARAM_INVALID_TYPE", type)); |
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106 | } |
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107 | 0 | } |
108 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |