java.util.concurrent.atomic.AtomicBoolean#weakCompareAndSet()源码实例Demo

下面列出了java.util.concurrent.atomic.AtomicBoolean#weakCompareAndSet() 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： openjdk-jdk9 文件： AtomicBooleanTest.java

/**
 * repeated weakCompareAndSet succeeds in changing value when equal
 * to expected
 */
public void testWeakCompareAndSet() {
    AtomicBoolean ai = new AtomicBoolean(true);
    do {} while (!ai.weakCompareAndSet(true, false));
    assertFalse(ai.get());
    do {} while (!ai.weakCompareAndSet(false, false));
    assertFalse(ai.get());
    do {} while (!ai.weakCompareAndSet(false, true));
    assertTrue(ai.get());
}

源代码2 项目： j2objc 文件： AtomicBooleanTest.java

/**
 * repeated weakCompareAndSet succeeds in changing value when equal
 * to expected
 */
public void testWeakCompareAndSet() {
    AtomicBoolean ai = new AtomicBoolean(true);
    do {} while (!ai.weakCompareAndSet(true, false));
    assertFalse(ai.get());
    do {} while (!ai.weakCompareAndSet(false, false));
    assertFalse(ai.get());
    do {} while (!ai.weakCompareAndSet(false, true));
    assertTrue(ai.get());
}

方法所在类

java.util.concurrent.atomic.AtomicBoolean