lttng_ivc/apps/jul-1.0/App.java

   1 /*
   2  * Copyright (c) 2017 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in all
  12  * copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 import java.io.IOException;
  24 import java.io.File;
  25 import java.util.logging.Logger;
  26 import java.util.logging.Level;
  27 import java.util.logging.ConsoleHandler;
  28 import org.lttng.ust.agent.LTTngAgent;
  29
  30 public class App
  31 {
  32     private static final int answer = 42;
  33
  34     public static void main(String[] argv) throws Exception
  35     {
  36         int nrIter = Integer.parseInt(argv[0]);
  37         String sync_first_tp_hit_path = null;
  38         String sync_wait_before_last = null;
  39
  40         if (argv.length > 1) {
  41                 sync_first_tp_hit_path = argv[1];
  42         }
  43         if (argv.length > 2) {
  44                 sync_wait_before_last = argv[2];
  45         }
  46
  47         // Create a logger
  48         Logger logger = Logger.getLogger("jello");
  49         logger.setLevel(Level.INFO);
  50
  51         LTTngAgent lttngAgent = LTTngAgent.getLTTngAgent();
  52
  53         for (int i=0; i < 0 || i < nrIter; i++) {
  54                 if ( i >= 0 && i == nrIter -1 && sync_wait_before_last != null) {
  55                         File f = new File(sync_wait_before_last);
  56                         while (!f.exists()) {
  57                                 Thread.sleep(1);
  58                         }
  59                 }
  60                 logger.info("logging the world");
  61                 logger.warning("some warning");
  62                 logger.severe("error!");
  63                 if (i == 0 && sync_first_tp_hit_path != null) {
  64                         File f = new File(sync_first_tp_hit_path);
  65                         f.createNewFile();
  66                 }
  67         }
  68
  69         // Not mandatory, but cleaner
  70         lttngAgent.dispose();
  71     }
  72 }