/* Copyright (c) 2001-2010, The HSQL Development Group * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the HSQL Development Group nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG, * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package org.hsqldb.test; import java.sql.Timestamp; import org.hsqldb.lib.StopWatch; public class TestObjectSize { public TestObjectSize() { StopWatch sw = new StopWatch(); int testCount = 2350000; System.out.println("Fill Memory with Objects "); Object[] objectArray = new Object[testCount]; for (int j = 0; j < objectArray.length; j++) { objectArray[j] = new Timestamp(0); } System.out.println("Array Filled " + sw.elapsedTime()); for (int j = 0; j < objectArray.length; j++) { objectArray[j] = null; } Object[] objectArray2 = new Object[testCount]; Object[] objectArray3 = new Object[testCount]; Object[] objectArray4 = new Object[testCount]; Object[] objectArray5 = new Object[testCount]; Object[] objectArray6 = new Object[testCount]; // Object[] objectArray7 = new Object[testCount]; short[] shortArray = new short[testCount]; byte[] byteArray = new byte[testCount]; System.out.println("Fill with Empty Arrays " + sw.elapsedTime()); sw.zero(); } public static void main(String[] argv) { TestObjectSize ls = new TestObjectSize(); } }