/*
* Copyright ( c ) 1998 , 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 .
*/
/* @test
@ bug 4140693
@ summary Make sure that java . io . File . list * ( null ) returns an array , not null
*/
import java.io.File;
import java.io.FileFilter;
import java.io.FilenameFilter;
public class ListNull {
static void go(String what, Object[] fs) throws Exception {
if (fs == null )
throw new Exception(what + " returned null" );
System.err.println("-- " + what);
for (int i = 0 ; i < fs.length; i++)
System.err.println(fs[i]);
}
public static void main(String[] args) throws Exception {
File d = new File("." );
go("list()" , d.list());
go("listFiles()" , d.listFiles());
go("list(null)" , d.list(null ));
go("listFiles((FilenameFilter)null)" , d.listFiles((FilenameFilter)null ));
go("listFiles((FileFilter)null)" , d.listFiles((FileFilter)null ));
}
}
Messung V0.5 in Prozent C=94 H=93 G=93
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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