1 /*
2 * The Apache Software License, Version 1.1
3 *
4 * Copyright (c) 1999 The Apache Software Foundation. All rights
5 * reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 *
19 * 3. The end-user documentation included with the redistribution, if
20 * any, must include the following acknowlegement:
21 * "This product includes software developed by the
22 * Apache Software Foundation (http://www.apache.org/)."
23 * Alternately, this acknowlegement may appear in the software itself,
24 * if and wherever such third-party acknowlegements normally appear.
25 *
26 * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
27 * Foundation" must not be used to endorse or promote products derived
28 * from this software without prior written permission. For written
29 * permission, please contact apache@apache.org.
30 *
31 * 5. Products derived from this software may not be called "Apache"
32 * nor may "Apache" appear in their names without prior written
33 * permission of the Apache Group.
34 *
35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
42 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
45 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
46 * SUCH DAMAGE.
47 * ====================================================================
48 *
49 * This software consists of voluntary contributions made by many
50 * individuals on behalf of the Apache Software Foundation. For more
51 * information on the Apache Software Foundation, please see
52 * <http://www.apache.org/>.
53 *
54 */
55 package org.apache.commons.jelly.tags.sql;
56
57 import java.util.ArrayList;
58 import java.util.List;
59 import java.util.Map;
60
61 import org.apache.commons.jelly.MissingAttributeException;
62 import org.apache.commons.jelly.TagSupport;
63 import org.apache.commons.jelly.XMLOutput;
64
65 /***
66 * This Tag creates a result set object based on its body content via child row tags.
67 * This tag is useful for unit testing with Mock Tags to simulate the results returned by databases.
68 *
69 */
70 public class ResultSetTag extends TagSupport {
71
72 private List rows;
73 private String var;
74
75 /***
76 * Adds the given row to the list of rows
77 */
78 public void addRow(Map row) {
79 rows.add(row);
80 }
81
82 // Tag interface
83 //-------------------------------------------------------------------------
84 public void doTag(XMLOutput output) throws Exception {
85 if (var == null) {
86 throw new MissingAttributeException( "var" );
87 }
88 rows = new ArrayList();
89 invokeBody(output);
90
91 // now lets create a new Result implementation
92 ResultImpl results = new ResultImpl( rows );
93 context.setVariable(var, results);
94 rows = null;
95 }
96
97 // Properties
98 //-------------------------------------------------------------------------
99 /***
100 * Sets the variable to export the result set to.
101 */
102 public void setVar(String var) {
103 this.var = var;
104 }
105
106 }
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