1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.openjdk.bench.java.util.logging; 24 25 import org.openjdk.jmh.annotations.Benchmark; 26 import org.openjdk.jmh.annotations.BenchmarkMode; 27 import org.openjdk.jmh.annotations.Mode; 28 import org.openjdk.jmh.annotations.OutputTimeUnit; 29 import org.openjdk.jmh.annotations.Scope; 30 import org.openjdk.jmh.annotations.Setup; 31 import org.openjdk.jmh.annotations.State; 32 import org.openjdk.jmh.infra.Blackhole; 33 34 import java.util.concurrent.TimeUnit; 35 import java.util.logging.Handler; 36 import java.util.logging.Level; 37 import java.util.logging.Logger; 38 39 @BenchmarkMode(Mode.AverageTime) 40 @OutputTimeUnit(TimeUnit.NANOSECONDS) 41 @State(Scope.Thread) 42 public class LogRecord { 43 private Logger logger; 44 45 @Setup 46 public void setup(final Blackhole bh) { 47 try { 48 logger = Logger.getLogger("logger"); 49 logger.addHandler(new Handler() { 50 @Override 51 public void publish(java.util.logging.LogRecord record) { 52 bh.consume(record); 53 } 54 55 @Override 56 public void flush() { 57 // do nothing 58 } 59 60 @Override 61 public void close() throws SecurityException { 62 // do nothing 63 } 64 }); 65 logger.setLevel(Level.FINE); 66 logger.setUseParentHandlers(false); 67 } catch (Exception e) { 68 e.printStackTrace(); 69 } 70 71 } 72 73 @Benchmark 74 public void testFine() { 75 logger.log(Level.FINE, "test message"); 76 } 77 78 }