01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.util;
31:
32: import java.io.*;
33: import java.net.*;
34: import java.util.*;
35:
36: import com.caucho.vfs.*;
37:
38: /**
39: * Returns the META-INF/services defined for a given name.
40: */
41: public class Services {
42: public static ArrayList<String> getServices(String name)
43: throws IOException {
44: ArrayList<String> services = new ArrayList<String>();
45:
46: ClassLoader loader = Thread.currentThread()
47: .getContextClassLoader();
48:
49: Enumeration e = loader
50: .getResources("META-INF/services/" + name);
51: while (e.hasMoreElements()) {
52: URL url = (URL) e.nextElement();
53:
54: ReadStream is = Vfs.lookup(url.toString()).openRead();
55:
56: try {
57: String line;
58:
59: while ((line = is.readLine()) != null) {
60: int p = line.indexOf('#');
61: if (p > 0)
62: line = line.substring(0, p);
63:
64: line = line.trim();
65:
66: if (line.length() > 0) {
67: services.add(line);
68: }
69: }
70: } finally {
71: is.close();
72: }
73: }
74:
75: return services;
76: }
77: }
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