1 /*
2 * Copyright (c) 2005, Henri Yandell
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or
6 * without modification, are permitted provided that the
7 * following conditions are met:
8 *
9 * + Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * + Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * + Neither the name of Simple-JNDI nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 package org.osjava.sj.loader.convert;
34
35 import java.util.Map;
36 import java.util.Iterator;
37 import java.util.Properties;
38
39 public class MapConverter implements Converter {
40
41 public Object convert(Properties properties, String type) {
42 if("java.util.Map".equals(type)) {
43 type = "java.util.HashMap";
44 } else
45 if("java.util.Properties".equals(type)) {
46 return properties;
47 }
48 try {
49 Class c = Class.forName(type);
50 Map m = (Map) c.newInstance();
51
52 Iterator entries = properties.entrySet().iterator();
53 while(entries.hasNext()) {
54 Map.Entry entry = (Map.Entry) entries.next();
55 m.put( entry.getKey(), entry.getValue() );
56 }
57
58 return m;
59 } catch(ClassNotFoundException cnfe) {
60 throw new RuntimeException("Unable to find class: "+type, cnfe);
61 } catch(InstantiationException ie) {
62 throw new RuntimeException("Unable to instantiate class: "+type, ie);
63 } catch(IllegalAccessException ie) {
64 throw new RuntimeException("Unable to access class: "+type, ie);
65 }
66
67 }
68
69 }