001 /** 002 * ======================================== 003 * JFreeReport : a free Java report library 004 * ======================================== 005 * 006 * Project Info: http://reporting.pentaho.org/ 007 * 008 * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors. 009 * 010 * This library is free software; you can redistribute it and/or modify it under the terms 011 * of the GNU Lesser General Public License as published by the Free Software Foundation; 012 * either version 2.1 of the License, or (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 015 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 016 * See the GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public License along with this 019 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 020 * Boston, MA 02111-1307, USA. 021 * 022 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 023 * in the United States and other countries.] 024 * 025 * ------------ 026 * $Id: IntegerCache.java 3525 2007-10-16 11:43:48Z tmorgner $ 027 * ------------ 028 * (C) Copyright 2000-2005, by Object Refinery Limited. 029 * (C) Copyright 2005-2007, by Pentaho Corporation. 030 */ 031 package org.jfree.report.util; 032 033 /** 034 * Creation-Date: 03.03.2006, 12:36:07 035 * 036 * @author Thomas Morgner 037 */ 038 public class IntegerCache 039 { 040 private static Integer[] cachedNumbers; 041 042 static 043 { 044 cachedNumbers = new Integer[1000]; 045 for (int i = 0; i < cachedNumbers.length; i++) 046 { 047 cachedNumbers[i] = new Integer(i); 048 } 049 } 050 051 private IntegerCache() 052 { 053 } 054 055 public static Integer getInteger(final int i) 056 { 057 if (i < 0) 058 { 059 return new Integer(i); 060 } 061 if (i > 999) 062 { 063 return new Integer(i); 064 } 065 return cachedNumbers[i]; 066 } 067 }