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Java > Open Source Codes > org > jboss > axis > encoding > ser > ListSerializer


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  *
5  * Copyright (c) 2001-2003 The Apache Software Foundation. All rights
6  * reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "Axis" and "Apache Software Foundation" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact apache@apache.org.
31  *
32  * 5. Products derived from this software may not be called "Apache",
33  * nor may "Apache" appear in their name, without prior written
34  * permission of the Apache Software Foundation.
35  *
36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
43  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
44  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47  * SUCH DAMAGE.
48  * ====================================================================
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50  * This software consists of voluntary contributions made by many
51  * individuals on behalf of the Apache Software Foundation. For more
52  * information on the Apache Software Foundation, please see
53  * <http://www.apache.org/>.
54  */
55
56 package org.jboss.axis.encoding.ser;
57
58 import org.jboss.axis.Constants;
59 import org.jboss.axis.NotImplementedException;
60 import org.jboss.axis.encoding.SerializationContext;
61 import org.jboss.axis.encoding.Serializer;
62 import org.jboss.axis.utils.JavaUtils;
63 import org.jboss.axis.wsdl.fromJava.Types;
64 import org.jboss.logging.Logger;
65 import org.w3c.dom.Element JavaDoc;
66 import org.xml.sax.Attributes JavaDoc;
67
68 import javax.xml.namespace.QName JavaDoc;
69 import java.io.IOException JavaDoc;
70
71 /**
72  * A Serializer for xsd:list
73  *
74  * @author Thomas Diesler (thomas.diesler@jboss.org)
75  */
76
77 public class ListSerializer implements Serializer
78 {
79
80    private static Logger log = Logger.getLogger(ListSerializer.class.getName());
81
82    private Class JavaDoc javaType;
83    private QName JavaDoc xmlType;
84
85    public ListSerializer(Class JavaDoc javaType, QName JavaDoc xmlType)
86    {
87       this.javaType = javaType;
88       this.xmlType = xmlType;
89    }
90
91    /**
92     * Serialize an array of objects as a list
93     *
94     * @param name the desired QName for the element
95     * @param attributes the desired attributes for the element
96     * @param value the Object to serialize
97     * @param context the SerializationContext in which to do all this
98     * @throws java.io.IOException
99     */
100    public void serialize(QName JavaDoc name, Attributes JavaDoc attributes,
101                          Object JavaDoc value, SerializationContext context)
102            throws IOException JavaDoc
103    {
104
105       if (value == null || JavaUtils.isArrayClass(value.getClass()) == false)
106          throw new IllegalStateException JavaDoc("Cannot use this serializer with: " + value);
107
108       Object JavaDoc[] itemArr = (Object JavaDoc[])value;
109
110       context.startElement(name, attributes);
111       for (int i = 0; i < itemArr.length; i++)
112       {
113          String JavaDoc strValue = getValueAsString(itemArr[i]);
114          if (i > 0) strValue = " " + strValue;
115          context.serialize(null, null, strValue);
116       }
117
118       context.endElement();
119    }
120
121    /**
122     * Get the string representation for this item
123     */
124    private String JavaDoc getValueAsString(Object JavaDoc item)
125    {
126       // [todo] use the appropriate serializer
127 return item.toString();
128    }
129
130    public String JavaDoc getMechanismType()
131    {
132       return Constants.AXIS_SAX;
133    }
134
135    /**
136     * Return XML schema for the specified type, suitable for insertion into
137     * the &lt;types&gt; element of a WSDL document, or underneath an
138     * &lt;element&gt; or &lt;attribute&gt; declaration.
139     *
140     * @param javaType the Java Class we're writing out schema for
141     * @param types the Java2WSDL Types object which holds the context
142     * for the WSDL being generated.
143     * @return a type element containing a schema simpleType/complexType
144     * @see org.jboss.axis.wsdl.fromJava.Types
145     */
146    public Element JavaDoc writeSchema(Class JavaDoc javaType, Types types) throws Exception JavaDoc
147    {
148       throw new NotImplementedException();
149    }
150 }
151
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