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 }