ProfilerRegistry.java

/*
 * Copyright (c) 2004-2008 QOS.ch
 * All rights reserved.
 * 
 * Permission is hereby granted, free  of charge, to any person obtaining
 * a  copy  of this  software  and  associated  documentation files  (the
 * "Software"), to  deal in  the Software without  restriction, including
 * without limitation  the rights to  use, copy, modify,  merge, publish,
 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
 * permit persons to whom the Software  is furnished to do so, subject to
 * the following conditions:
 * 
 * The  above  copyright  notice  and  this permission  notice  shall  be
 * included in all copies or substantial portions of the Software.
 * 
 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package org.slf4j.profiler;

import java.util.HashMap;
import java.util.Map;

/**
 * A minimalist registry of profilers.
 * 
 * @author Ceki Gülcü
 */
public class ProfilerRegistry {

  private static final InheritableThreadLocal<ProfilerRegistry> inheritableThreadLocal = new InheritableThreadLocal<ProfilerRegistry>();

  
  Map<String, Profiler> profilerMap = new HashMap<String, Profiler>();

  public void put(Profiler profiler) {
    put(profiler.getName(), profiler);
  }
  
  public void put(String name, Profiler profiler) {
    profilerMap.put(name, profiler);
  }
  
  
  public static ProfilerRegistry getThreadContextInstance() {
    ProfilerRegistry pr = inheritableThreadLocal.get();
    if(pr == null) {
      pr = new ProfilerRegistry();
      inheritableThreadLocal.set(pr);
    }
    return pr;
  }
  
  public Profiler get(String name) {
    return profilerMap.get(name);
  }
  
  public void clear() {
    profilerMap.clear();
  }
}