1 /* 2 * Copyright (c) 1998, 2013, 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 24 /* @test 25 @bug 4113217 26 @summary Test File.isDirectory on block device 27 */ 28 29 import java.io.*; 30 import java.util.*; 31 32 public class BlockIsDirectory { 33 public static void main( String args[] ) throws Exception { 34 String osname = System.getProperty("os.name"); 35 if (osname.equals("SunOS")) { 36 File dir = new File("/dev/dsk"); 37 String dirList[] = dir.list(); 38 39 File aFile = new File( "/dev/dsk/" + dirList[0] ); 40 41 boolean result = aFile.isDirectory(); 42 if (result == true) 43 throw new RuntimeException( 44 "IsDirectory returns true for block device."); 45 } 46 if (osname.equals("Linux")) { 47 File dir = new File("/dev/ide0"); 48 if (dir.exists()) { 49 boolean result = dir.isDirectory(); 50 if (result == true) 51 throw new RuntimeException( 52 "IsDirectory returns true for block device."); 53 } 54 dir = new File("/dev/scd0"); 55 if (dir.exists()) { 56 boolean result = dir.isDirectory(); 57 if (result == true) 58 throw new RuntimeException( 59 "IsDirectory returns true for block device."); 60 } 61 } 62 } 63 }