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Java > Open Source Codes > freemarker > testcase > models > MultiModel1


1 /*
2  * Copyright (c) 2003 The Visigoth Software Society. All rights
3  * reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in
14  * the documentation and/or other materials provided with the
15  * distribution.
16  *
17  * 3. The end-user documentation included with the redistribution, if
18  * any, must include the following acknowledgement:
19  * "This product includes software developed by the
20  * Visigoth Software Society (http://www.visigoths.org/)."
21  * Alternately, this acknowledgement may appear in the software itself,
22  * if and wherever such third-party acknowledgements normally appear.
23  *
24  * 4. Neither the name "FreeMarker", "Visigoth", nor any of the names of the
25  * project contributors may be used to endorse or promote products derived
26  * from this software without prior written permission. For written
27  * permission, please contact visigoths@visigoths.org.
28  *
29  * 5. Products derived from this software may not be called "FreeMarker" or "Visigoth"
30  * nor may "FreeMarker" or "Visigoth" appear in their names
31  * without prior written permission of the Visigoth Software Society.
32  *
33  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
34  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
35  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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37  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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39  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
40  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
41  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
42  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
43  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44  * SUCH DAMAGE.
45  * ====================================================================
46  *
47  * This software consists of voluntary contributions made by many
48  * individuals on behalf of the Visigoth Software Society. For more
49  * information on the Visigoth Software Society, please see
50  * http://www.visigoths.org/
51  */
52
53 package freemarker.testcase.models;
54
55 import freemarker.template.*;
56
57 /**
58  * Testcase to see how FreeMarker deals with multiple Template models.
59  *
60  * @version $Id: MultiModel1.java,v 1.17 2004/01/06 17:06:44 szegedia Exp $
61  */
62 public class MultiModel1 implements TemplateHashModel,
63         TemplateSequenceModel, TemplateScalarModel {
64
65     private TemplateModel m_cSubModel = new MultiModel2();
66     private TemplateModel m_cListHashModel1 = new MultiModel4();
67     private TemplateModel m_cListHashModel2 = new MultiModel5();
68     private TemplateSequenceModel m_cListModel = new SimpleSequence();
69     private TemplateHashModel m_cHashModel = new SimpleHash();
70
71     /** Creates new MultiModel1 */
72     public MultiModel1() {
73         for( int i = 0; i < 10; i++ ) {
74             ((SimpleSequence)m_cListModel).add( "Model1 value: " + Integer.toString( i ));
75         }
76         ((SimpleSequence)m_cListModel).add( new MultiModel3() );
77         ((SimpleHash)m_cHashModel).put( "nested", new MultiModel3() );
78     }
79
80     /**
81      * Gets a <tt>TemplateModel</tt> from the hash.
82      *
83      * @param key the name by which the <tt>TemplateModel</tt>
84      * is identified in the template.
85      * @return the <tt>TemplateModel</tt> referred to by the key,
86      * or null if not found.
87      */
88     public TemplateModel get(String JavaDoc key) {
89         if( key.equals( "model2" )) {
90             return m_cSubModel;
91         } else if( key.equals( "modellist" )) {
92             return m_cListModel;
93         } else if( key.equals( "selftest" )) {
94             return new SimpleScalar( "Selftest of a hash from MultiModel1" );
95         } else if( key.equals( "one" )) {
96             return m_cListHashModel1;
97         } else if( key.equals( "two" )) {
98             return m_cListHashModel2;
99         } else if( key.equals( "size" )) {
100             return new SimpleScalar( "Nasty!" );
101         } else if( key.equals( "nesting1" )) {
102             return m_cHashModel;
103         } else {
104             return null;
105         }
106     }
107
108     /**
109      * @return true if this object is empty.
110      */
111     public boolean isEmpty() {
112         return false;
113     }
114
115     /**
116      * @return the specified index in the list
117      */
118     public TemplateModel get(int i) throws TemplateModelException {
119         return m_cListModel.get( i );
120     }
121
122     /**
123      * Returns the scalar's value as a String.
124      *
125      * @return the String value of this scalar.
126      */
127     public String JavaDoc getAsString() {
128         return "MultiModel1 as a string!";
129     }
130
131     public int size() throws TemplateModelException {
132         return m_cListModel.size();
133     }
134 }
135
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