本文整理汇总了Java中org.apache.cassandra.utils.obs.OpenBitSet.set方法的典型用法代码示例。如果您正苦于以下问题:Java OpenBitSet.set方法的具体用法?Java OpenBitSet.set怎么用?Java OpenBitSet.set使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.cassandra.utils.obs.OpenBitSet
的用法示例。
在下文中一共展示了OpenBitSet.set方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: populateRandom
import org.apache.cassandra.utils.obs.OpenBitSet; //导入方法依赖的package包/类
public void populateRandom(OffHeapBitSet offbs, OpenBitSet obs, long index)
{
if (random.nextBoolean())
{
offbs.set(index);
obs.set(index);
}
}
示例2: loopOnce
import org.apache.cassandra.utils.obs.OpenBitSet; //导入方法依赖的package包/类
public void loopOnce(OpenBitSet obs, OffHeapBitSet offbs, long size_to_test)
{
StringBuffer buffer = new StringBuffer();
// start off fresh.
System.gc();
long start = System.nanoTime();
for (long i = 0; i < size_to_test; i++)
obs.set(i);
buffer.append("||").append(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - start));
start = System.nanoTime();
for (long i = 0; i < size_to_test; i++)
obs.get(i);
buffer.append("|").append(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - start));
start = System.nanoTime();
for (long i = 0; i < size_to_test; i++)
obs.clear(i);
buffer.append("|").append(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - start));
System.gc();
start = System.nanoTime();
for (long i = 0; i < size_to_test; i++)
offbs.set(i);
buffer.append("|").append(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - start));
start = System.nanoTime();
for (long i = 0; i < size_to_test; i++)
offbs.get(i);
buffer.append("|").append(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - start));
start = System.nanoTime();
for (long i = 0; i < size_to_test; i++)
offbs.clear(i);
buffer.append("|").append(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - start)).append("|");
logger.info(buffer.toString());
// System.out.println(buffer.toString());
}
示例3: loopOnce
import org.apache.cassandra.utils.obs.OpenBitSet; //导入方法依赖的package包/类
public void loopOnce(OpenBitSet obs, OffHeapBitSet offbs, long size_to_test)
{
StringBuffer buffer = new StringBuffer();
// start off fresh.
System.gc();
long start = System.currentTimeMillis();
for (long i = 0; i < size_to_test; i++)
obs.set(i);
buffer.append("||").append(System.currentTimeMillis() - start);
start = System.currentTimeMillis();
for (long i = 0; i < size_to_test; i++)
obs.get(i);
buffer.append("|").append(System.currentTimeMillis() - start);
start = System.currentTimeMillis();
for (long i = 0; i < size_to_test; i++)
obs.clear(i);
buffer.append("|").append(System.currentTimeMillis() - start);
System.gc();
start = System.currentTimeMillis();
for (long i = 0; i < size_to_test; i++)
offbs.set(i);
buffer.append("|").append(System.currentTimeMillis() - start);
start = System.currentTimeMillis();
for (long i = 0; i < size_to_test; i++)
offbs.get(i);
buffer.append("|").append(System.currentTimeMillis() - start);
start = System.currentTimeMillis();
for (long i = 0; i < size_to_test; i++)
offbs.clear(i);
buffer.append("|").append(System.currentTimeMillis() - start).append("|");
logger.info(buffer.toString());
// System.out.println(buffer.toString());
}