KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > commons > discovery > resource > names > DiscoverServiceNames


1 /*
2  * ====================================================================
3  *
4  * The Apache Software License, Version 1.1
5  *
6  * Copyright (c) 1999-2002 The Apache Software Foundation. All rights
7  * reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
18  * the documentation and/or other materials provided with the
19  * distribution.
20  *
21  * 3. The end-user documentation included with the redistribution, if
22  * any, must include the following acknowlegement:
23  * "This product includes software developed by the
24  * Apache Software Foundation (http://www.apache.org/)."
25  * Alternately, this acknowlegement may appear in the software itself,
26  * if and wherever such third-party acknowlegements normally appear.
27  *
28  * 4. The names "The Jakarta Project", "Commons", and "Apache Software
29  * Foundation" must not be used to endorse or promote products derived
30  * from this software without prior written permission. For written
31  * permission, please contact apache@apache.org.
32  *
33  * 5. Products derived from this software may not be called "Apache"
34  * nor may "Apache" appear in their names without prior written
35  * permission of the Apache Group.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48  * SUCH DAMAGE.
49  * ====================================================================
50  *
51  * This software consists of voluntary contributions made by many
52  * individuals on behalf of the Apache Software Foundation. For more
53  * information on the Apache Software Foundation, please see
54  * <http://www.apache.org/>.
55  *
56  */

57
58 package org.apache.commons.discovery.resource.names;
59
60 import org.apache.commons.discovery.ResourceNameDiscover;
61 import org.apache.commons.discovery.resource.ClassLoaders;
62
63
64 /**
65  * Provide JDK 1.3 style service discovery...
66  *
67  * The caller will first configure the discoverer by creating a
68  * root Discoverer for the files.
69  *
70  * @author Richard A. Sitze
71  * @author Craig R. McClanahan
72  * @author Costin Manolache
73  * @author James Strachan
74  */

75 public class DiscoverServiceNames extends DiscoverNamesInFile
76     implements ResourceNameDiscover
77 {
78     protected static final String JavaDoc SERVICE_HOME = "META-INF/services/";
79     
80     /** Construct a new service discoverer
81      */

82     public DiscoverServiceNames() {
83         super();
84     }
85     
86     /**
87      * Construct a new resource discoverer
88      */

89     public DiscoverServiceNames(ClassLoaders loaders) {
90         super(loaders);
91     }
92     
93     /**
94      * @return Enumeration of ServiceInfo
95      */

96     public boolean find(String JavaDoc serviceName) {
97         return super.find(SERVICE_HOME + serviceName);
98     }
99 }
100
Popular Tags