Source code: net/jxta/ext/config/ResourceManager.java
1 /*
2 * Copyright (c) 2001 Sun Microsystems, Inc. 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 thproe 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,
18 * if any, must include the following acknowledgment:
19 * "This product includes software developed by the
20 * Sun Microsystems, Inc. for Project JXTA."
21 * Alternately, this acknowledgment may appear in the software itself,
22 * if and wherever such third-party acknowledgments normally appear.
23 *
24 * 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA"
25 * must not be used to endorse or promote products derived from this
26 * software without prior written permission. For written
27 * permission, please contact Project JXTA at http://www.jxta.org.
28 *
29 * 5. Products derived from this software may not be called "JXTA",
30 * nor may "JXTA" appear in their name, without prior written
31 * permission of Sun.
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
36 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
37 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 Project JXTA. For more
49 * information on Project JXTA, please see
50 * <http://www.jxta.org/>.
51 *
52 * This license is based on the BSD license adopted by the Apache Foundation.
53 *
54 * $Id: ResourceManager.java,v 1.2 2003/10/31 08:01:30 gonzo Exp $
55 */
56 package net.jxta.ext.config;
57
58 /**
59 * @author james todd [gonzo at jxta dot org]
60 * @version $Id: ResourceManager.java,v 1.2 2003/10/31 08:01:30 gonzo Exp $
61 */
62
63 public class ResourceManager
64 extends Resource {
65 private static ResourceManager instance = null;
66
67
68 /**
69 * Gets the instance attribute of the ResourceManager class
70 *
71 * @return The instance value
72 */
73 public static synchronized ResourceManager getInstance() {
74 if (instance == null) {
75 instance = new ResourceManager();
76 }
77
78 return instance;
79 }
80
81
82 /**
83 * Description of the Method
84 *
85 * @return Description of the Return Value
86 */
87 public String toString() {
88 java.lang.Class clazz = getClass();
89 java.lang.reflect.Field[] fields = clazz.getDeclaredFields();
90 java.util.HashMap map = new java.util.HashMap();
91 java.lang.String object = null;
92 java.lang.Object value = null;
93
94 for (int i = 0; i < fields.length; i++) {
95 try {
96 object = fields[i].getName();
97 value = fields[i].get(this);
98
99 map.put(object, (value != null) ? value : "null");
100 } catch (IllegalAccessException iae) {
101 iae.printStackTrace();
102 }
103 }
104
105 if (clazz.getSuperclass().getSuperclass() != null) {
106 map.put("super", clazz.getSuperclass().toString());
107 }
108
109 return clazz.getName() + map;
110 }
111
112
113 /**
114 * Constructor for the ResourceManager object
115 */
116 protected ResourceManager() {
117 super();
118 }
119 }
120