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1   /**
2    * Copyright (c) 2004-2011 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   */
25  package org.slf4j.profiler;
26  
27  import org.slf4j.Logger;
28  import org.slf4j.LoggerFactory;
29  
30  /**
31   * 
32   * This demo illustrates usage of SLF4J profilers. It is almost identical to
33   * the first NestProfilerDemo, except that it uses a logger instead of
34   * printing its output on the console.
35   * 
36  
37   * @author Ceki Gulcu
38   */
39  public class NestedProfilerDemo2 {
40  
41      static Logger logger = LoggerFactory.getLogger(NestedProfilerDemo2.class);
42  
43      public static void main(String[] args) {
44          Profiler profiler = new Profiler("DEMO");
45          // associate a logger with the profiler
46          profiler.setLogger(logger);
47  
48          ProfilerRegistry profilerRegistry = ProfilerRegistry.getThreadContextInstance();
49          profiler.registerWith(profilerRegistry);
50  
51          profiler.start("RANDOM");
52          RandomIntegerArrayGenerator riaGenerator = new RandomIntegerArrayGenerator();
53          int n = 10 * 1000;
54          int[] randomArray = riaGenerator.generate(n);
55  
56          profiler.startNested(SortAndPruneComposites.NESTED_PROFILER_NAME);
57  
58          SortAndPruneComposites pruner = new SortAndPruneComposites(randomArray);
59          pruner.sortAndPruneComposites();
60  
61          // stop and log
62          profiler.stop().log();
63      }
64  }