/* * Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package test.bench.java.util; import java.util.*; import test.bench.util.*; /** * Utility class for HashMap benchmarks. */ public abstract class HashMapBase extends RunBench.MicroBenchmark { public final Map<Integer, Integer> map; public final Random random = new Random(46763); public final Integer value = new Integer(0); public final Integer key = random.nextInt(); public HashMapBase() { this(new HashMap<Integer, Integer>()); } public HashMapBase(Map<Integer, Integer> map) { this.map = map; for (int i = 0; i < 1000; i++) { map.put(random.nextInt(), value); } } }