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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 }
     65