ProfilerRegistry.java revision 88c4c456766193e012eb890e2208473d99b91f83 
1/*
2 * Copyright (c) 2004-2008 QOS.ch
3 * All rights reserved.
4 *
5 * Permission is hereby granted, free  of charge, to any person obtaining
6 * a  copy  of this  software  and  associated  documentation files  (the
7 * "Software"), to  deal in  the Software without  restriction, including
8 * without limitation  the rights to  use, copy, modify,  merge, publish,
9 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
10 * permit persons to whom the Software  is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The  above  copyright  notice  and  this permission  notice  shall  be
14 * included in all copies or substantial portions of the Software.
15 *
16 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
17 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
18 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25package org.slf4j.profiler;
26
27import java.util.HashMap;
28import java.util.Map;
29
30/**
31 * A minimalist registry of profilers.
32 *
33 * @author Ceki Gülcü
34 */
35public class ProfilerRegistry {
36
37  private static final InheritableThreadLocal<ProfilerRegistry> inheritableThreadLocal = new InheritableThreadLocal<ProfilerRegistry>();
38
39
40  Map<String, Profiler> profilerMap = new HashMap<String, Profiler>();
41
42  public void put(Profiler profiler) {
43    put(profiler.getName(), profiler);
44  }
45
46  public void put(String name, Profiler profiler) {
47    profilerMap.put(name, profiler);
48  }
49
50
51  public static ProfilerRegistry getThreadContextInstance() {
52    ProfilerRegistry pr = inheritableThreadLocal.get();
53    if(pr == null) {
54      pr = new ProfilerRegistry();
55      inheritableThreadLocal.set(pr);
56    }
57    return pr;
58  }
59
60  public Profiler get(String name) {
61    return profilerMap.get(name);
62  }
63
64  public void clear() {
65    profilerMap.clear();
66  }
67}
68