01: /*
02: * ChainBuilder ESB
03: * Visual Enterprise Integration
04: *
05: * Copyright (C) 2006 Bostech Corporation
06: *
07: * This program is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU General Public License as published by the
09: * Free Software Foundation; either version 2 of the License, or (at your option)
10: * any later version.
11: *
12: * This program is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15: * for more details.
16: *
17: * You should have received a copy of the GNU General Public License along with
18: * this program; if not, write to the Free Software Foundation, Inc.,
19: * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20: *
21: *
22: * $Id: JdbcSessionFactory.java 7818 2007-06-11 05:12:08Z jzhang $
23: */
24: package com.bostechcorp.cbesb.runtime.jdbc;
25:
26: import java.util.HashMap;
27: import java.util.Map;
28:
29: import org.apache.commons.logging.Log;
30: import org.apache.commons.logging.LogFactory;
31:
32: /**
33:
34: Very simple object registry. Classes look here, instead of having to
35: find/instantiate several other classes on their own.
36:
37: */
38:
39: public class ObjectRegistry {
40:
41: private static ObjectRegistry _instance = new ObjectRegistry();
42: private Log log = LogFactory.getLog(ObjectRegistry.class);
43:
44: public static ObjectRegistry getInstance() {
45:
46: return (_instance);
47:
48: } // getInstance()
49:
50: private Map _singletons;
51:
52: private ObjectRegistry() {
53: _singletons = new HashMap();
54: } // ctor
55:
56: public void put(final String key, final Object obj) {
57: log.debug("Storing object: \"" + key + "\" => " + obj);
58: _singletons.put(key, obj);
59: } // put()
60:
61: public Object get(final String key) {
62: return (_singletons.get(key));
63: } // get()
64:
65: public boolean isRegistered(final String key) {
66: return (_singletons.containsKey(key));
67: } // isRegistered()
68:
69: } // public class ObjectRegistry
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