NestedProfilerDemo2 xref

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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  /**
    33   *
    34   * This demo illustrates usage of SLF4J profilers. It is almost identical to
    35   * the first NestProfilerDemo, except that it uses a logger instead of
    36   * printing its output on the console.
    37   *
    38
    39   * @author Ceki Gulcu
    40   */
    41  public class NestedProfilerDemo2 {
    42
    43    static Logger logger = LoggerFactory.getLogger(NestedProfilerDemo2.class);
    44
    45    public static void main(String[] args) {
    46      Profiler profiler = new Profiler("DEMO");
    47      // associate a logger with the profiler
    48      profiler.setLogger(logger);
    49
    50      ProfilerRegistry profilerRegistry = ProfilerRegistry.getThreadContextInstance();
    51      profiler.registerWith(profilerRegistry);
    52
    53      profiler.start("RANDOM");
    54      RandomIntegerArrayGenerator riaGenerator = new RandomIntegerArrayGenerator();
    55      int n = 10*1000;
    56      int[] randomArray = riaGenerator.generate(n);
    57
    58      profiler.startNested(SortAndPruneComposites.NESTED_PROFILER_NAME);
    59
    60      SortAndPruneComposites pruner = new SortAndPruneComposites(randomArray);
    61      pruner.sortAndPruneComposites();
    62
    63      // stop and log
    64      profiler.stop().log();
    65    }
    66  }