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org.apache.spark.sql.catalyst.expressions.XXH64.hashInt()方法的使用及代码示例

转载 作者:知者 更新时间:2024-03-19 13:56:40 27 4
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本文整理了Java中org.apache.spark.sql.catalyst.expressions.XXH64.hashInt()方法的一些代码示例,展示了XXH64.hashInt()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。XXH64.hashInt()方法的具体详情如下:
包路径:org.apache.spark.sql.catalyst.expressions.XXH64
类名称:XXH64
方法名:hashInt

XXH64.hashInt介绍

暂无

代码示例

代码示例来源:origin: org.apache.spark/spark-catalyst_2.11

public long hashInt(int input) {
 return hashInt(input, seed);
}

代码示例来源:origin: org.apache.spark/spark-catalyst

public long hashInt(int input) {
 return hashInt(input, seed);
}

代码示例来源:origin: org.apache.spark/spark-catalyst_2.10

public long hashInt(int input) {
 return hashInt(input, seed);
}

代码示例来源:origin: org.apache.spark/spark-catalyst_2.10

@Test
public void testKnownIntegerInputs() {
 Assert.assertEquals(0x9256E58AA397AEF1L, hasher.hashInt(TEST_INT));
 Assert.assertEquals(0x9D5FFDFB928AB4BL, XXH64.hashInt(TEST_INT, PRIME));
}

代码示例来源:origin: org.apache.spark/spark-catalyst

@Test
public void testKnownIntegerInputs() {
 Assert.assertEquals(0x9256E58AA397AEF1L, hasher.hashInt(TEST_INT));
 Assert.assertEquals(0x9D5FFDFB928AB4BL, XXH64.hashInt(TEST_INT, PRIME));
}

代码示例来源:origin: org.apache.spark/spark-catalyst_2.11

@Test
public void testKnownIntegerInputs() {
 Assert.assertEquals(0x9256E58AA397AEF1L, hasher.hashInt(TEST_INT));
 Assert.assertEquals(0x9D5FFDFB928AB4BL, XXH64.hashInt(TEST_INT, PRIME));
}

代码示例来源:origin: org.apache.spark/spark-catalyst_2.10

@Test
public void randomizedStressTest() {
 int size = 65536;
 Random rand = new Random();
 // A set used to track collision rate.
 Set<Long> hashcodes = new HashSet<>();
 for (int i = 0; i < size; i++) {
  int vint = rand.nextInt();
  long lint = rand.nextLong();
  Assert.assertEquals(hasher.hashInt(vint), hasher.hashInt(vint));
  Assert.assertEquals(hasher.hashLong(lint), hasher.hashLong(lint));
  hashcodes.add(hasher.hashLong(lint));
 }
 // A very loose bound.
 Assert.assertTrue(hashcodes.size() > size * 0.95d);
}

代码示例来源:origin: org.apache.spark/spark-catalyst_2.11

@Test
public void randomizedStressTest() {
 int size = 65536;
 Random rand = new Random();
 // A set used to track collision rate.
 Set<Long> hashcodes = new HashSet<>();
 for (int i = 0; i < size; i++) {
  int vint = rand.nextInt();
  long lint = rand.nextLong();
  Assert.assertEquals(hasher.hashInt(vint), hasher.hashInt(vint));
  Assert.assertEquals(hasher.hashLong(lint), hasher.hashLong(lint));
  hashcodes.add(hasher.hashLong(lint));
 }
 // A very loose bound.
 Assert.assertTrue(hashcodes.size() > size * 0.95d);
}

代码示例来源:origin: org.apache.spark/spark-catalyst

@Test
public void randomizedStressTest() {
 int size = 65536;
 Random rand = new Random();
 // A set used to track collision rate.
 Set<Long> hashcodes = new HashSet<>();
 for (int i = 0; i < size; i++) {
  int vint = rand.nextInt();
  long lint = rand.nextLong();
  Assert.assertEquals(hasher.hashInt(vint), hasher.hashInt(vint));
  Assert.assertEquals(hasher.hashLong(lint), hasher.hashLong(lint));
  hashcodes.add(hasher.hashLong(lint));
 }
 // A very loose bound.
 Assert.assertTrue(hashcodes.size() > size * 0.95d);
}

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