001/**
002 * Copyright (c) 2004-2011 QOS.ch
003 * All rights reserved.
004 *
005 * Permission is hereby granted, free  of charge, to any person obtaining
006 * a  copy  of this  software  and  associated  documentation files  (the
007 * "Software"), to  deal in  the Software without  restriction, including
008 * without limitation  the rights to  use, copy, modify,  merge, publish,
009 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
010 * permit persons to whom the Software  is furnished to do so, subject to
011 * the following conditions:
012 *
013 * The  above  copyright  notice  and  this permission  notice  shall  be
014 * included in all copies or substantial portions of the Software.
015 *
016 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
017 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
018 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
019 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
020 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
021 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
022 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
023 *
024 */
025package org.slf4j.profiler;
026
027import java.util.HashMap;
028import java.util.Map;
029
030/**
031 * A minimalist registry of profilers.
032 * 
033 * @author Ceki Gülcü
034 */
035public class ProfilerRegistry {
036
037    private static final InheritableThreadLocal<ProfilerRegistry> inheritableThreadLocal = new InheritableThreadLocal<>();
038
039    Map<String, Profiler> profilerMap = new HashMap<>();
040
041    public void put(Profiler profiler) {
042        put(profiler.getName(), profiler);
043    }
044
045    public void put(String name, Profiler profiler) {
046        profilerMap.put(name, profiler);
047    }
048
049    public static ProfilerRegistry getThreadContextInstance() {
050        ProfilerRegistry pr = inheritableThreadLocal.get();
051        if (pr == null) {
052            pr = new ProfilerRegistry();
053            inheritableThreadLocal.set(pr);
054        }
055        return pr;
056    }
057
058    public Profiler get(String name) {
059        return profilerMap.get(name);
060    }
061
062    public void clear() {
063        profilerMap.clear();
064    }
065}