FWD » Core Development » Runtime Infrastructure

package src.com.galya;

import src.com.goldencode.p2j.util.logging.*;

import java.io.*;

import java.util.*;

import java.util.logging.*;

public class LoggingTest

{

   public static void main(String[] args)

   throws IOException

   {

      // 2174ms - 3424ms, redirected 4573ms

      // one of the traditional FWD ways of logging

      // systemErr();

      // 32912ms, redirected 21647ms, 21600ms

      // one of the traditional FWD ways of logging

      // javaLoggerSystemErr();

      // 9235ms, 9062ms, 9523ms

      // never used in FWD

      // javaLoggerFileSystem();

      // 10141, 9888

      // never used in FWD

      javaLoggerFileSystemOurFormatter();

      // 13911ms, 13560ms

      // the new way

      // centralLogger();

   }

   public static void centralLogger()

   throws IOException

   {

      CentralLogger.setMode(CentralLogger.Mode.SERVER);

      CentralLoggerServer.initialize(new CentralLoggerServer.ConfigsBuilder().filePath("centralLogger.log").build());

      CentralLogger logger = CentralLogger.get("com.galya");

      long start = new Date().getTime();

      for (int i = 0; i < 1000000; i++)

      {

         logger.warning("bla");

      }

      long end = new Date().getTime();

      long interval = end - start;

      System.out.println("centralLogger interval " + interval);

   }

   public static void systemErr()

   {

      long start = new Date().getTime();

      for (int i = 0; i < 1000000; i++)

      {

         System.err.println("bla");

      }

      long end = new Date().getTime();

      long interval = end - start;

      System.out.println("systemErr interval " + interval);

   }

   public static void javaLoggerSystemErr()

   throws IOException

   {

      Logger rootLogger = Logger.getLogger("");

      rootLogger.addHandler(new ConsoleHandler());

      Logger anotherLogger = Logger.getLogger("com.galya");

      long start = new Date().getTime();

      for (int i = 0; i < 1000000; i++)

      {

         anotherLogger.warning("bla");

      }

      long end = new Date().getTime();

      long interval = end - start;

      System.out.println("javaLoggerSystemErr interval " + interval);

   }

   public static void javaLoggerFileSystemOurFormatter()

   throws IOException

   {

      Logger rootLogger = Logger.getLogger("");

      FileHandler fileHandler = new FileHandler("javaLoggerFileSystemOurFormatter.log");

      fileHandler.setFormatter(new CentralLogFormatter());

      Handler[] handlers = rootLogger.getHandlers();

      for (Handler defaultHandler : handlers)

      {

         rootLogger.removeHandler(defaultHandler);

      }

      rootLogger.addHandler(fileHandler);

      Logger anotherLogger = Logger.getLogger("com.galya");

      long start = new Date().getTime();

      for (int i = 0; i < 1000000; i++)

      {

         anotherLogger.warning("bla");

      }

      fileHandler.flush();

      fileHandler.close();

      long end = new Date().getTime();

      long interval = end - start;

      System.out.println("javaLoggerFileSystem interval " + interval);

   }

   public static void javaLoggerFileSystem()

   throws IOException

   {

      Logger rootLogger = Logger.getLogger("");

      FileHandler fileHandler = new FileHandler("test.log");

      Handler[] handlers = rootLogger.getHandlers();

      for (Handler defaultHandler : handlers)

      {

         rootLogger.removeHandler(defaultHandler);

      }

      rootLogger.addHandler(fileHandler);

      Logger anotherLogger = Logger.getLogger("com.galya");

      long start = new Date().getTime();

      for (int i = 0; i < 1000000; i++)

      {

         anotherLogger.warning("bla");

      }

      fileHandler.flush();

      fileHandler.close(); 

      long end = new Date().getTime();

      long interval = end - start;

      System.out.println("javaLoggerFileSystem interval " + interval);

   }

}