/*
* Copyright ( c ) 1999 , 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 .
*
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* questions .
*/
/*
* @ test
* @ bug 4252490
* @ summary The firstKey and lastKey
*/
import java.util.NoSuchElementException;
import java.util.SortedMap;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.TreeSet;
public class SubMap {
public static void main(String[] args) throws Exception {
SortedMap m = new TreeMap();
m.put(new Integer(1 ), new Integer(1 ));
m.put(new Integer(2 ), new Integer(2 ));
m.put(new Integer(3 ), new Integer(3 ));
SortedMap m2 = m.subMap(new Integer(2 ), new Integer(2 ));
boolean exc = false ;
try {
m2.firstKey();
} catch (NoSuchElementException e) {
exc = true ;
}
if (!exc)
throw new Exception("first key" );
exc = false ;
try {
m2.lastKey();
} catch (NoSuchElementException e) {
exc = true ;
}
if (!exc)
throw new Exception("last key" );
SortedMap m3 = m.subMap(new Integer(2 ), new Integer(3 ));
if (!m3.firstKey().equals(new Integer(2 )))
throw new Exception("first key wrong" );
if (!m3.lastKey().equals(new Integer(2 )))
throw new Exception("last key wrong" );
SortedSet s = new TreeSet();
s.add(new Integer(1 ));
s.add(new Integer(2 ));
s.add(new Integer(3 ));
SortedSet s2 = s.subSet(new Integer(2 ), new Integer(2 ));
exc = false ;
try {
s2.first();
} catch (NoSuchElementException e) {
exc = true ;
}
if (!exc)
throw new Exception("first element" );
exc = false ;
try {
s2.last();
} catch (NoSuchElementException e) {
exc = true ;
}
if (!exc)
throw new Exception("last element" );
SortedSet s3 = s.subSet(new Integer(2 ), new Integer(3 ));
if (!s3.first().equals(new Integer(2 )))
throw new Exception("first element wrong" );
if (!s3.last().equals(new Integer(2 )))
throw new Exception("last element wrong" );
}
}
Messung V0.5 in Prozent C=91 H=89 G=89
¤ Dauer der Verarbeitung: 0.7 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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