c38b0eaba5
8080939: ForkJoinPool and Phaser deadlock 8044616: Clients of Unsafe.compareAndSwapLong need to beware of using direct stores to the same field 8071638: [JAVADOC] Buggy example in javadoc for afterExecute to access a submitted job's Throwable 8043743: Data missed in java.util.concurrent.LinkedTransferQueue 8054446: Repeated offer and remove on ConcurrentLinkedQueue lead to an OutOfMemoryError 8031374: TEST_BUG: java/util/concurrent/ConcurrentQueues/OfferRemoveLoops.java fails Intermittently 8034208: Cleanup to test/java/util/concurrent/BlockingQueue/Interrupt.java 8035661: Test fix java/util/concurrent/ConcurrentQueues/OfferRemoveLoops.java from jsr166 CVS 8062841: ConcurrentHashMap.computeIfAbsent stuck in an endless loop 8073208: javadoc typo in java.util.concurrent.Executor 8073704: FutureTask.isDone returns true when task has not yet completed 8037093: java/util/concurrent/locks/Lock/TimedAcquireLeak.java fails intermittently 8022642: ScheduledThreadPoolExecutor with zero corePoolSize create endlessly threads 8065320: Busy loop in ThreadPoolExecutor.getTask for ScheduledThreadPoolExecutor 8129861: High processor load for ScheduledThreadPoolExecutor with 0 core threads 8051859: ScheduledExecutorService.scheduleWithFixedDelay fails with max delay 7146994: example afterExecute for ScheduledThreadPoolExecutor hangs Reviewed-by: martin, psandoz, chegar
135 lines
4.6 KiB
Java
135 lines
4.6 KiB
Java
/*
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* Copyright (c) 1997, 1998, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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@bug 4093817 4189594
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@summary Test for an illegalargumentexception on loadFactor
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*/
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import java.util.*;
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/**
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* This class tests to see if creating a hash table with an
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* illegal value of loadFactor results in an IllegalArgumentException
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*/
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public class IllegalLoadFactor {
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public static void main(String argv[]) throws Exception {
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boolean testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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Hashtable bad1 = new Hashtable(100, -3);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("Hashtable, negative load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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Hashtable bad1 = new Hashtable(100, Float.NaN);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("Hashtable, NaN load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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HashMap bad1 = new HashMap(100, -3);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("HashMap, negative load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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HashMap bad1 = new HashMap(100, Float.NaN);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("HashMap, NaN load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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HashSet bad1 = new HashSet(100, -3);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("HashSet, negative load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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HashSet bad1 = new HashSet(100, Float.NaN);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("HashSet, NaN load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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WeakHashMap bad1 = new WeakHashMap(100, -3);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("WeakHashMap, negative load factor");
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testSucceeded = false;
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try {
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// this should generate an IllegalArgumentException
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WeakHashMap bad1 = new WeakHashMap(100, Float.NaN);
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}
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catch (IllegalArgumentException e1) {
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testSucceeded = true;
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}
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if (!testSucceeded)
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throw new Exception("WeakHashMap, NaN load factor");
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// Make sure that legal creates don't throw exceptions
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Map goodMap = new Hashtable(100, .69f);
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goodMap = new HashMap(100, .69f);
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Set goodSet = new HashSet(100, .69f);
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goodMap = new WeakHashMap(100, .69f);
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}
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}
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