Author: ceki Date: Mon Oct 30 21:29:41 2006 New Revision: 819 Added: logback/trunk/logback-classic/performance/src/java/ch/qos/logback/classic/LoggerEventCreationTest.java Log: ongoing work Added: logback/trunk/logback-classic/performance/src/java/ch/qos/logback/classic/LoggerEventCreationTest.java ============================================================================== --- (empty file) +++ logback/trunk/logback-classic/performance/src/java/ch/qos/logback/classic/LoggerEventCreationTest.java Mon Oct 30 21:29:41 2006 @@ -0,0 +1,65 @@ +package ch.qos.logback.classic; + +import org.slf4j.LoggerFactory; + +import ch.qos.logback.classic.Level; +import ch.qos.logback.classic.Logger; +import ch.qos.logback.classic.spi.LoggingEvent; +import junit.framework.TestCase; + + +// it takes about 250 nanos to create a LoggingEvent +public class LoggerEventCreationTest extends TestCase { + + public LoggerEventCreationTest(String arg0) { + super(arg0); + } + + protected void setUp() throws Exception { + super.setUp(); + } + + protected void tearDown() throws Exception { + super.tearDown(); + } + + public void testEventLoop() { + long len = 10000000; + System.out.println((eventLoop(len))/len); + } + + public void testFfilterMethod() { + long len = 10000000; + System.out.println((methodCalLoop(len))/len); + } + + long eventLoop(long len) { + Logger logger = (Logger) LoggerFactory.getLogger(this.getClass()); + LoggingEvent le = null; + long start = System.nanoTime(); + for(long i = 0; i < len; i++) { + le = new LoggingEvent("", logger, Level.DEBUG, "asdasdasd", null, null); + } + le.getLevel(); + long end = System.nanoTime(); + return end-start; + } + + long methodCalLoop(long len) { + Logger logger = (Logger) LoggerFactory.getLogger(this.getClass()); + long start = System.nanoTime(); + for(long i = 0; i < len; i++) { + filterMethod(logger, Level.DEBUG, "asdasdasd", null, null); + } + long end = System.nanoTime(); + return end-start; + } + + int filterMethod(Logger logger, Level level, String msg, Object[] params, Exception e) { + if(level.levelInt < 100) { + return 1; + } else { + return 0; + } + } +}