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/* |
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* Written by Doug Lea and Martin Buchholz with assistance from |
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* members of JCP JSR-166 Expert Group and released to the public |
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* domain, as explained at |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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|
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
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import java.util.concurrent.atomic.*; |
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|
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public class Atomic8Test extends JSR166TestCase { |
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|
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(Atomic8Test.class); |
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} |
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|
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/* |
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* Tests of atomic class methods accepting lambdas |
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* introduced in JDK8. |
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*/ |
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|
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static long addLong17(long x) { return x + 17; } |
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static int addInt17(int x) { return x + 17; } |
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static Integer addInteger17(Integer x) { |
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return new Integer(x.intValue() + 17); |
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} |
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static Integer sumInteger(Integer x, Integer y) { |
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return new Integer(x.intValue() + y.intValue()); |
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} |
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|
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volatile long aLongField; |
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volatile int anIntField; |
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volatile Integer anIntegerField; |
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|
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/** |
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* AtomicLong getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testLongGetAndUpdate() { |
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AtomicLong a = new AtomicLong(1L); |
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assertEquals(1L, a.getAndUpdate(Atomic8Test::addLong17)); |
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assertEquals(18L, a.getAndUpdate(Atomic8Test::addLong17)); |
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assertEquals(35L, a.get()); |
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} |
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|
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/** |
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* AtomicLong updateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testLongUpdateAndGet() { |
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AtomicLong a = new AtomicLong(1L); |
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assertEquals(18L, a.updateAndGet(Atomic8Test::addLong17)); |
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assertEquals(35L, a.updateAndGet(Atomic8Test::addLong17)); |
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} |
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|
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/** |
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* AtomicLong getAndAccumulate returns previous value and updates |
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* with supplied function. |
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*/ |
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public void testLongGetAndAccumulate() { |
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AtomicLong a = new AtomicLong(1L); |
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assertEquals(1L, a.getAndAccumulate(2L, Long::sum)); |
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assertEquals(3L, a.getAndAccumulate(3L, Long::sum)); |
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assertEquals(6L, a.get()); |
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} |
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|
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/** |
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* AtomicLong accumulateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testLongAccumulateAndGet() { |
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AtomicLong a = new AtomicLong(1L); |
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assertEquals(7L, a.accumulateAndGet(6L, Long::sum)); |
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assertEquals(10L, a.accumulateAndGet(3L, Long::sum)); |
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} |
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|
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/** |
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* AtomicInteger getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testIntGetAndUpdate() { |
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AtomicInteger a = new AtomicInteger(1); |
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assertEquals(1, a.getAndUpdate(Atomic8Test::addInt17)); |
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assertEquals(18, a.getAndUpdate(Atomic8Test::addInt17)); |
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assertEquals(35, a.get()); |
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} |
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|
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/** |
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* AtomicInteger updateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testIntUpdateAndGet() { |
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AtomicInteger a = new AtomicInteger(1); |
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assertEquals(18, a.updateAndGet(Atomic8Test::addInt17)); |
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assertEquals(35, a.updateAndGet(Atomic8Test::addInt17)); |
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} |
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|
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/** |
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* AtomicInteger getAndAccumulate returns previous value and updates |
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* with supplied function. |
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*/ |
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public void testIntGetAndAccumulate() { |
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AtomicInteger a = new AtomicInteger(1); |
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assertEquals(1, a.getAndAccumulate(2, Integer::sum)); |
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assertEquals(3, a.getAndAccumulate(3, Integer::sum)); |
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assertEquals(6, a.get()); |
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} |
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|
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/** |
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* AtomicInteger accumulateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testIntAccumulateAndGet() { |
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AtomicInteger a = new AtomicInteger(1); |
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assertEquals(7, a.accumulateAndGet(6, Integer::sum)); |
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assertEquals(10, a.accumulateAndGet(3, Integer::sum)); |
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} |
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|
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/** |
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* AtomicReference getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testReferenceGetAndUpdate() { |
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AtomicReference<Integer> a = new AtomicReference<Integer>(one); |
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assertEquals(new Integer(1), a.getAndUpdate(Atomic8Test::addInteger17)); |
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assertEquals(new Integer(18), a.getAndUpdate(Atomic8Test::addInteger17)); |
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assertEquals(new Integer(35), a.get()); |
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} |
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|
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/** |
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* AtomicReference updateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testReferenceUpdateAndGet() { |
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AtomicReference<Integer> a = new AtomicReference<Integer>(one); |
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assertEquals(new Integer(18), a.updateAndGet(Atomic8Test::addInteger17)); |
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assertEquals(new Integer(35), a.updateAndGet(Atomic8Test::addInteger17)); |
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} |
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|
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/** |
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* AtomicReference getAndAccumulate returns previous value and updates |
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* with supplied function. |
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*/ |
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public void testReferenceGetAndAccumulate() { |
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AtomicReference<Integer> a = new AtomicReference<Integer>(one); |
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assertEquals(new Integer(1), a.getAndAccumulate(2, Atomic8Test::sumInteger)); |
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assertEquals(new Integer(3), a.getAndAccumulate(3, Atomic8Test::sumInteger)); |
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assertEquals(new Integer(6), a.get()); |
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} |
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|
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/** |
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* AtomicReference accumulateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testReferenceAccumulateAndGet() { |
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AtomicReference<Integer> a = new AtomicReference<Integer>(one); |
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assertEquals(new Integer(7), a.accumulateAndGet(6, Atomic8Test::sumInteger)); |
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assertEquals(new Integer(10), a.accumulateAndGet(3, Atomic8Test::sumInteger)); |
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} |
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|
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|
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/** |
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* AtomicLongArray getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testLongArrayGetAndUpdate() { |
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AtomicLongArray a = new AtomicLongArray(1); |
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a.set(0, 1); |
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assertEquals(1L, a.getAndUpdate(0, Atomic8Test::addLong17)); |
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assertEquals(18L, a.getAndUpdate(0, Atomic8Test::addLong17)); |
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assertEquals(35L, a.get(0)); |
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} |
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|
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/** |
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* AtomicLongArray updateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testLongArrayUpdateAndGet() { |
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AtomicLongArray a = new AtomicLongArray(1); |
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a.set(0, 1); |
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assertEquals(18L, a.updateAndGet(0, Atomic8Test::addLong17)); |
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assertEquals(35L, a.updateAndGet(0, Atomic8Test::addLong17)); |
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} |
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|
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/** |
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* AtomicLongArray getAndAccumulate returns previous value and updates |
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* with supplied function. |
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*/ |
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public void testLongArrayGetAndAccumulate() { |
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AtomicLongArray a = new AtomicLongArray(1); |
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a.set(0, 1); |
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assertEquals(1L, a.getAndAccumulate(0, 2L, Long::sum)); |
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assertEquals(3L, a.getAndAccumulate(0, 3L, Long::sum)); |
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assertEquals(6L, a.get(0)); |
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} |
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|
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/** |
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* AtomicLongArray accumulateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testLongArrayAccumulateAndGet() { |
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AtomicLongArray a = new AtomicLongArray(1); |
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a.set(0, 1); |
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assertEquals(7L, a.accumulateAndGet(0, 6L, Long::sum)); |
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assertEquals(10L, a.accumulateAndGet(0, 3L, Long::sum)); |
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} |
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|
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/** |
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* AtomicIntegerArray getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testIntArrayGetAndUpdate() { |
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AtomicIntegerArray a = new AtomicIntegerArray(1); |
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a.set(0, 1); |
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assertEquals(1, a.getAndUpdate(0, Atomic8Test::addInt17)); |
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assertEquals(18, a.getAndUpdate(0, Atomic8Test::addInt17)); |
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assertEquals(35, a.get(0)); |
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} |
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|
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/** |
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* AtomicIntegerArray updateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testIntArrayUpdateAndGet() { |
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AtomicIntegerArray a = new AtomicIntegerArray(1); |
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a.set(0, 1); |
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assertEquals(18, a.updateAndGet(0, Atomic8Test::addInt17)); |
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assertEquals(35, a.updateAndGet(0, Atomic8Test::addInt17)); |
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} |
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|
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/** |
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* AtomicIntegerArray getAndAccumulate returns previous value and updates |
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* with supplied function. |
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*/ |
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public void testIntArrayGetAndAccumulate() { |
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AtomicIntegerArray a = new AtomicIntegerArray(1); |
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a.set(0, 1); |
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assertEquals(1, a.getAndAccumulate(0, 2, Integer::sum)); |
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assertEquals(3, a.getAndAccumulate(0, 3, Integer::sum)); |
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assertEquals(6, a.get(0)); |
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} |
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|
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/** |
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* AtomicIntegerArray accumulateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testIntArrayAccumulateAndGet() { |
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AtomicIntegerArray a = new AtomicIntegerArray(1); |
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a.set(0, 1); |
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assertEquals(7, a.accumulateAndGet(0, 6, Integer::sum)); |
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assertEquals(10, a.accumulateAndGet(0, 3, Integer::sum)); |
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} |
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|
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/** |
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* AtomicReferenceArray getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testReferenceArrayGetAndUpdate() { |
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AtomicReferenceArray<Integer> a = new AtomicReferenceArray<Integer>(1); |
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a.set(0, one); |
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assertEquals(new Integer(1), a.getAndUpdate(0, Atomic8Test::addInteger17)); |
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assertEquals(new Integer(18), a.getAndUpdate(0, Atomic8Test::addInteger17)); |
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assertEquals(new Integer(35), a.get(0)); |
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} |
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|
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/** |
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* AtomicReferenceArray updateAndGet updates with supplied function and |
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* returns result. |
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*/ |
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public void testReferenceArrayUpdateAndGet() { |
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AtomicReferenceArray<Integer> a = new AtomicReferenceArray<Integer>(1); |
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a.set(0, one); |
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assertEquals(new Integer(18), a.updateAndGet(0, Atomic8Test::addInteger17)); |
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assertEquals(new Integer(35), a.updateAndGet(0, Atomic8Test::addInteger17)); |
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} |
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|
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/** |
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* AtomicReferenceArray getAndAccumulate returns previous value and updates |
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* with supplied function. |
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*/ |
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public void testReferenceArrayGetAndAccumulate() { |
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AtomicReferenceArray<Integer> a = new AtomicReferenceArray<Integer>(1); |
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a.set(0, one); |
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assertEquals(new Integer(1), a.getAndAccumulate(0, 2, Atomic8Test::sumInteger)); |
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assertEquals(new Integer(3), a.getAndAccumulate(0, 3, Atomic8Test::sumInteger)); |
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assertEquals(new Integer(6), a.get(0)); |
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} |
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|
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/** |
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* AtomicReferenceArray accumulateAndGet updates with supplied function and |
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* returns result. |
297 |
*/ |
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public void testReferenceArrayAccumulateAndGet() { |
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AtomicReferenceArray<Integer> a = new AtomicReferenceArray<Integer>(1); |
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a.set(0, one); |
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assertEquals(new Integer(7), a.accumulateAndGet(0, 6, Atomic8Test::sumInteger)); |
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assertEquals(new Integer(10), a.accumulateAndGet(0, 3, Atomic8Test::sumInteger)); |
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} |
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|
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/** |
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* AtomicLongFieldUpdater getAndUpdate returns previous value and updates |
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* result of supplied function |
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*/ |
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public void testLongFieldUpdaterGetAndUpdate() { |
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AtomicLongFieldUpdater a = AtomicLongFieldUpdater. |
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newUpdater(Atomic8Test.class, "aLongField"); |
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a.set(this, 1); |
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assertEquals(1L, a.getAndUpdate(this, Atomic8Test::addLong17)); |
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assertEquals(18L, a.getAndUpdate(this, Atomic8Test::addLong17)); |
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assertEquals(35L, a.get(this)); |
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} |
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|
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/** |
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* AtomicLongFieldUpdater updateAndGet updates with supplied function and |
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* returns result. |
321 |
*/ |
322 |
public void testLongFieldUpdaterUpdateAndGet() { |
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AtomicLongFieldUpdater a = AtomicLongFieldUpdater. |
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newUpdater(Atomic8Test.class, "aLongField"); |
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a.set(this, 1); |
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assertEquals(18L, a.updateAndGet(this, Atomic8Test::addLong17)); |
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assertEquals(35L, a.updateAndGet(this, Atomic8Test::addLong17)); |
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} |
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|
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/** |
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* AtomicLongFieldUpdater getAndAccumulate returns previous value |
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* and updates with supplied function. |
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*/ |
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public void testLongFieldUpdaterGetAndAccumulate() { |
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AtomicLongFieldUpdater a = AtomicLongFieldUpdater. |
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newUpdater(Atomic8Test.class, "aLongField"); |
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a.set(this, 1); |
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assertEquals(1L, a.getAndAccumulate(this, 2L, Long::sum)); |
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assertEquals(3L, a.getAndAccumulate(this, 3L, Long::sum)); |
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assertEquals(6L, a.get(this)); |
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} |
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|
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/** |
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* AtomicLongFieldUpdater accumulateAndGet updates with supplied |
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* function and returns result. |
346 |
*/ |
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public void testLongFieldUpdaterAccumulateAndGet() { |
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AtomicLongFieldUpdater a = AtomicLongFieldUpdater. |
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newUpdater(Atomic8Test.class, "aLongField"); |
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a.set(this, 1); |
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assertEquals(7L, a.accumulateAndGet(this, 6L, Long::sum)); |
352 |
assertEquals(10L, a.accumulateAndGet(this, 3L, Long::sum)); |
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} |
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|
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/** |
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* AtomicIntegerFieldUpdater getAndUpdate returns previous value and updates |
357 |
* result of supplied function |
358 |
*/ |
359 |
public void testIntegerFieldUpdaterGetAndUpdate() { |
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AtomicIntegerFieldUpdater a = AtomicIntegerFieldUpdater. |
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newUpdater(Atomic8Test.class, "anIntField"); |
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a.set(this, 1); |
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assertEquals(1, a.getAndUpdate(this, Atomic8Test::addInt17)); |
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assertEquals(18, a.getAndUpdate(this, Atomic8Test::addInt17)); |
365 |
assertEquals(35, a.get(this)); |
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} |
367 |
|
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/** |
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* AtomicIntegerFieldUpdater updateAndGet updates with supplied function and |
370 |
* returns result. |
371 |
*/ |
372 |
public void testIntegerFieldUpdaterUpdateAndGet() { |
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AtomicIntegerFieldUpdater a = AtomicIntegerFieldUpdater. |
374 |
newUpdater(Atomic8Test.class, "anIntField"); |
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a.set(this, 1); |
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assertEquals(18, a.updateAndGet(this, Atomic8Test::addInt17)); |
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assertEquals(35, a.updateAndGet(this, Atomic8Test::addInt17)); |
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} |
379 |
|
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/** |
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* AtomicIntegerFieldUpdater getAndAccumulate returns previous value |
382 |
* and updates with supplied function. |
383 |
*/ |
384 |
public void testIntegerFieldUpdaterGetAndAccumulate() { |
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AtomicIntegerFieldUpdater a = AtomicIntegerFieldUpdater. |
386 |
newUpdater(Atomic8Test.class, "anIntField"); |
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a.set(this, 1); |
388 |
assertEquals(1, a.getAndAccumulate(this, 2, Integer::sum)); |
389 |
assertEquals(3, a.getAndAccumulate(this, 3, Integer::sum)); |
390 |
assertEquals(6, a.get(this)); |
391 |
} |
392 |
|
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/** |
394 |
* AtomicIntegerFieldUpdater accumulateAndGet updates with supplied |
395 |
* function and returns result. |
396 |
*/ |
397 |
public void testIntegerFieldUpdaterAccumulateAndGet() { |
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AtomicIntegerFieldUpdater a = AtomicIntegerFieldUpdater. |
399 |
newUpdater(Atomic8Test.class, "anIntField"); |
400 |
a.set(this, 1); |
401 |
assertEquals(7, a.accumulateAndGet(this, 6, Integer::sum)); |
402 |
assertEquals(10, a.accumulateAndGet(this, 3, Integer::sum)); |
403 |
} |
404 |
|
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|
406 |
/** |
407 |
* AtomicReferenceFieldUpdater getAndUpdate returns previous value |
408 |
* and updates result of supplied function |
409 |
*/ |
410 |
public void testReferenceFieldUpdaterGetAndUpdate() { |
411 |
AtomicReferenceFieldUpdater<Atomic8Test,Integer> a = AtomicReferenceFieldUpdater. |
412 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"); |
413 |
a.set(this, one); |
414 |
assertEquals(new Integer(1), a.getAndUpdate(this, Atomic8Test::addInteger17)); |
415 |
assertEquals(new Integer(18), a.getAndUpdate(this, Atomic8Test::addInteger17)); |
416 |
assertEquals(new Integer(35), a.get(this)); |
417 |
} |
418 |
|
419 |
/** |
420 |
* AtomicReferenceFieldUpdater updateAndGet updates with supplied |
421 |
* function and returns result. |
422 |
*/ |
423 |
public void testReferenceFieldUpdaterUpdateAndGet() { |
424 |
AtomicReferenceFieldUpdater<Atomic8Test,Integer> a = AtomicReferenceFieldUpdater. |
425 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"); |
426 |
a.set(this, one); |
427 |
assertEquals(new Integer(18), a.updateAndGet(this, Atomic8Test::addInteger17)); |
428 |
assertEquals(new Integer(35), a.updateAndGet(this, Atomic8Test::addInteger17)); |
429 |
} |
430 |
|
431 |
/** |
432 |
* AtomicReferenceFieldUpdater returns previous value and updates |
433 |
* with supplied function. |
434 |
*/ |
435 |
public void testReferenceFieldUpdaterGetAndAccumulate() { |
436 |
AtomicReferenceFieldUpdater<Atomic8Test,Integer> a = AtomicReferenceFieldUpdater. |
437 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"); |
438 |
a.set(this, one); |
439 |
assertEquals(new Integer(1), a.getAndAccumulate(this, 2, Atomic8Test::sumInteger)); |
440 |
assertEquals(new Integer(3), a.getAndAccumulate(this, 3, Atomic8Test::sumInteger)); |
441 |
assertEquals(new Integer(6), a.get(this)); |
442 |
} |
443 |
|
444 |
/** |
445 |
* AtomicReferenceFieldUpdater accumulateAndGet updates with |
446 |
* supplied function and returns result. |
447 |
*/ |
448 |
public void testReferenceFieldUpdaterAccumulateAndGet() { |
449 |
AtomicReferenceFieldUpdater<Atomic8Test,Integer> a = AtomicReferenceFieldUpdater. |
450 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"); |
451 |
a.set(this, one); |
452 |
assertEquals(new Integer(7), a.accumulateAndGet(this, 6, Atomic8Test::sumInteger)); |
453 |
assertEquals(new Integer(10), a.accumulateAndGet(this, 3, Atomic8Test::sumInteger)); |
454 |
} |
455 |
|
456 |
/** |
457 |
* All Atomic getAndUpdate methods throw npe on null function argument |
458 |
*/ |
459 |
public void testGetAndUpdateNPE() { |
460 |
try { new AtomicLong().getAndUpdate(null); shouldThrow(); |
461 |
} catch(NullPointerException ok) {} |
462 |
try { new AtomicInteger().getAndUpdate(null); shouldThrow(); |
463 |
} catch(NullPointerException ok) {} |
464 |
try { new AtomicReference().getAndUpdate(null); shouldThrow(); |
465 |
} catch(NullPointerException ok) {} |
466 |
try { new AtomicLongArray(1).getAndUpdate(0, null); shouldThrow(); |
467 |
} catch(NullPointerException ok) {} |
468 |
try { new AtomicIntegerArray(1).getAndUpdate(0, null); shouldThrow(); |
469 |
} catch(NullPointerException ok) {} |
470 |
try { new AtomicReferenceArray(1).getAndUpdate(0, null); shouldThrow(); |
471 |
} catch(NullPointerException ok) {} |
472 |
try { AtomicLongFieldUpdater. |
473 |
newUpdater(Atomic8Test.class, "aLongField"). |
474 |
getAndUpdate(this, null); |
475 |
shouldThrow(); |
476 |
} catch(NullPointerException ok) {} |
477 |
try { AtomicIntegerFieldUpdater. |
478 |
newUpdater(Atomic8Test.class, "anIntField"). |
479 |
getAndUpdate(this, null); |
480 |
shouldThrow(); |
481 |
} catch(NullPointerException ok) {} |
482 |
try { AtomicReferenceFieldUpdater. |
483 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"). |
484 |
getAndUpdate(this, null); |
485 |
shouldThrow(); |
486 |
} catch(NullPointerException ok) {} |
487 |
} |
488 |
|
489 |
/** |
490 |
* All Atomic updateAndGet methods throw npe on null function argument |
491 |
*/ |
492 |
public void testUpdateGetAndNPE() { |
493 |
try { new AtomicLong().updateAndGet(null); shouldThrow(); |
494 |
} catch(NullPointerException ok) {} |
495 |
try { new AtomicInteger().updateAndGet(null); shouldThrow(); |
496 |
} catch(NullPointerException ok) {} |
497 |
try { new AtomicReference().updateAndGet(null); shouldThrow(); |
498 |
} catch(NullPointerException ok) {} |
499 |
try { new AtomicLongArray(1).updateAndGet(0, null); shouldThrow(); |
500 |
} catch(NullPointerException ok) {} |
501 |
try { new AtomicIntegerArray(1).updateAndGet(0, null); shouldThrow(); |
502 |
} catch(NullPointerException ok) {} |
503 |
try { new AtomicReferenceArray(1).updateAndGet(0, null); shouldThrow(); |
504 |
} catch(NullPointerException ok) {} |
505 |
try { AtomicLongFieldUpdater. |
506 |
newUpdater(Atomic8Test.class, "aLongField"). |
507 |
updateAndGet(this, null); |
508 |
shouldThrow(); |
509 |
} catch(NullPointerException ok) {} |
510 |
try { AtomicIntegerFieldUpdater. |
511 |
newUpdater(Atomic8Test.class, "anIntField"). |
512 |
updateAndGet(this, null); |
513 |
shouldThrow(); |
514 |
} catch(NullPointerException ok) {} |
515 |
try { AtomicReferenceFieldUpdater. |
516 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"). |
517 |
updateAndGet(this, null); |
518 |
shouldThrow(); |
519 |
} catch(NullPointerException ok) {} |
520 |
} |
521 |
|
522 |
/** |
523 |
* All Atomic getAndAccumulate methods throw npe on null function argument |
524 |
*/ |
525 |
public void testGetAndAccumulateNPE() { |
526 |
try { new AtomicLong().getAndAccumulate(1L, null); shouldThrow(); |
527 |
} catch(NullPointerException ok) {} |
528 |
try { new AtomicInteger().getAndAccumulate(1, null); shouldThrow(); |
529 |
} catch(NullPointerException ok) {} |
530 |
try { new AtomicReference().getAndAccumulate(one, null); shouldThrow(); |
531 |
} catch(NullPointerException ok) {} |
532 |
try { new AtomicLongArray(1).getAndAccumulate(0, 1L, null); shouldThrow(); |
533 |
} catch(NullPointerException ok) {} |
534 |
try { new AtomicIntegerArray(1).getAndAccumulate(0, 1, null); shouldThrow(); |
535 |
} catch(NullPointerException ok) {} |
536 |
try { new AtomicReferenceArray(1).getAndAccumulate(0, one, null); shouldThrow(); |
537 |
} catch(NullPointerException ok) {} |
538 |
try { AtomicLongFieldUpdater. |
539 |
newUpdater(Atomic8Test.class, "aLongField"). |
540 |
getAndAccumulate(this, 1L, null); |
541 |
shouldThrow(); |
542 |
} catch(NullPointerException ok) {} |
543 |
try { AtomicIntegerFieldUpdater. |
544 |
newUpdater(Atomic8Test.class, "anIntField"). |
545 |
getAndAccumulate(this, 1, null); |
546 |
shouldThrow(); |
547 |
} catch(NullPointerException ok) {} |
548 |
try { AtomicReferenceFieldUpdater. |
549 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"). |
550 |
getAndAccumulate(this, one, null); |
551 |
shouldThrow(); |
552 |
} catch(NullPointerException ok) {} |
553 |
} |
554 |
|
555 |
/** |
556 |
* All Atomic accumulateAndGet methods throw npe on null function argument |
557 |
*/ |
558 |
public void testAccumulateAndGetNPE() { |
559 |
try { new AtomicLong().accumulateAndGet(1L, null); shouldThrow(); |
560 |
} catch(NullPointerException ok) {} |
561 |
try { new AtomicInteger().accumulateAndGet(1, null); shouldThrow(); |
562 |
} catch(NullPointerException ok) {} |
563 |
try { new AtomicReference().accumulateAndGet(one, null); shouldThrow(); |
564 |
} catch(NullPointerException ok) {} |
565 |
try { new AtomicLongArray(1).accumulateAndGet(0, 1L, null); shouldThrow(); |
566 |
} catch(NullPointerException ok) {} |
567 |
try { new AtomicIntegerArray(1).accumulateAndGet(0, 1, null); shouldThrow(); |
568 |
} catch(NullPointerException ok) {} |
569 |
try { new AtomicReferenceArray(1).accumulateAndGet(0, one, null); shouldThrow(); |
570 |
} catch(NullPointerException ok) {} |
571 |
try { AtomicLongFieldUpdater. |
572 |
newUpdater(Atomic8Test.class, "aLongField"). |
573 |
accumulateAndGet(this, 1L, null); |
574 |
shouldThrow(); |
575 |
} catch(NullPointerException ok) {} |
576 |
try { AtomicIntegerFieldUpdater. |
577 |
newUpdater(Atomic8Test.class, "anIntField"). |
578 |
accumulateAndGet(this, 1, null); |
579 |
shouldThrow(); |
580 |
} catch(NullPointerException ok) {} |
581 |
try { AtomicReferenceFieldUpdater. |
582 |
newUpdater(Atomic8Test.class, Integer.class, "anIntegerField"). |
583 |
accumulateAndGet(this, one, null); |
584 |
shouldThrow(); |
585 |
} catch(NullPointerException ok) {} |
586 |
} |
587 |
|
588 |
} |
589 |
|