001 /* 002 * Copyright (C) 2008-2010 by Holger Arndt 003 * 004 * This file is part of the Universal Java Matrix Package (UJMP). 005 * See the NOTICE file distributed with this work for additional 006 * information regarding copyright ownership and licensing. 007 * 008 * UJMP is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Lesser General Public License as 010 * published by the Free Software Foundation; either version 2 011 * of the License, or (at your option) any later version. 012 * 013 * UJMP is distributed in the hope that it will be useful, 014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 016 * GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public 019 * License along with UJMP; if not, write to the 020 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 021 * Boston, MA 02110-1301 USA 022 */ 023 024 package org.ujmp.core.util; 025 026 import java.io.BufferedInputStream; 027 import java.io.BufferedOutputStream; 028 import java.io.File; 029 import java.io.FileOutputStream; 030 import java.io.InputStream; 031 032 public abstract class ResourceUtil { 033 034 public static void copyToFile(String resource, File file) throws Exception { 035 InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream(resource); 036 FileOutputStream os = new FileOutputStream(file); 037 038 BufferedInputStream bis = new BufferedInputStream(is); 039 BufferedOutputStream bos = new BufferedOutputStream(os); 040 041 byte buf[] = new byte[8192]; 042 int len; 043 while ((len = bis.read(buf)) > 0) { 044 bos.write(buf, 0, len); 045 } 046 047 bis.close(); 048 bos.close(); 049 050 is.close(); 051 os.close(); 052 } 053 054 }