/*
* Copyright ( c ) 2001 , 2010 , 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 4470017
* @ summary Ensure that illegal arguments cause appropriate exceptions
* to be thrown
*/
import java.io.*;
import java.nio.channels.*;
public class Args {
static void fail(String s) {
throw new RuntimeException(s);
}
static interface Thunk {
public void run() throws Exception;
}
private static void tryCatch(Class ex, Thunk thunk) {
boolean caught = false ;
try {
thunk.run();
} catch (Throwable x) {
if (ex.isAssignableFrom(x.getClass())) {
caught = true ;
System.err.println("Thrown as expected: " + x);
}
}
if (!caught)
fail(ex.getName() + " not thrown" );
}
public static void main(String[] args) throws Exception {
File f = File.createTempFile("foo" , null );
f.deleteOnExit();
final FileChannel fc = new RandomAccessFile(f, "rw" ).getChannel();
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.transferFrom(fc, -1 , 1 );
}});
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.transferFrom(fc, 0 , -1 );
}});
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.transferTo(-1 , 1 , fc);
}});
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.transferTo(0 , -1 , fc);
}});
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.map(FileChannel.MapMode.READ_ONLY, -1 , 0 );
}});
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.map(FileChannel.MapMode.READ_ONLY, 0 , -1 );
}});
tryCatch(IllegalArgumentException.class , new Thunk() {
public void run() throws Exception {
fc.map(FileChannel.MapMode.READ_ONLY, 0 ,
(long )Integer.MAX_VALUE << 3 );
}});
fc.close();
f.delete ();
}
}
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¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-11)
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