本文整理匯總了Java中java.util.concurrent.ConcurrentHashMap.reduceValuesToLong方法的典型用法代碼示例。如果您正苦於以下問題：Java ConcurrentHashMap.reduceValuesToLong方法的具體用法？Java ConcurrentHashMap.reduceValuesToLong怎麽用？Java ConcurrentHashMap.reduceValuesToLong使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類java.util.concurrent.ConcurrentHashMap的用法示例。
在下文中一共展示了ConcurrentHashMap.reduceValuesToLong方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: testReduceValuesToLongSequentially
import java.util.concurrent.ConcurrentHashMap; //導入方法依賴的package包/類
/**
* reduceValuesToLongSequentially accumulates mapped values
*/
public void testReduceValuesToLongSequentially() {
ConcurrentHashMap<Long, Long> m = longMap();
long lr = m.reduceValuesToLong(Long.MAX_VALUE, (Long x) -> x.longValue(), 0L, Long::sum);
assertEquals(lr, (long)SIZE * (SIZE - 1));
}
示例2: testReduceValuesToLongInParallel
import java.util.concurrent.ConcurrentHashMap; //導入方法依賴的package包/類
/**
* reduceValuesToLongInParallel accumulates mapped values
*/
public void testReduceValuesToLongInParallel() {
ConcurrentHashMap<Long, Long> m = longMap();
long lr = m.reduceValuesToLong(1L, (Long x) -> x.longValue(), 0L, Long::sum);
assertEquals(lr, (long)SIZE * (SIZE - 1));
}