Package org.apache.flink.table.runtime.util.collections

Class DoubleHashSet

java.lang.Object

org.apache.flink.table.runtime.util.collections.OptimizableHashSet

org.apache.flink.table.runtime.util.collections.DoubleHashSet

public class DoubleHashSet
extends OptimizableHashSet

Double hash set.

Field Summary

Fields inherited from class org.apache.flink.table.runtime.util.collections.OptimizableHashSet

containsNull, containsZero, DEFAULT_INITIAL_SIZE, DEFAULT_LOAD_FACTOR, DENSE_THRESHOLD, f, isDense, mask, maxFill, n, size, used

Constructor Summary

Constructors

Constructor	Description
DoubleHashSet()
DoubleHashSet(int expected)
DoubleHashSet(int expected, float f)

Method Summary

Modifier and Type	Method	Description
boolean	add(double k)	See Double.equals(Object).
boolean	contains(double k)	See Double.equals(Object).
void	optimize()	Decide whether to convert to dense mode.

Methods inherited from class org.apache.flink.table.runtime.util.collections.OptimizableHashSet

addNull, arraySize, containsNull, maxFill, nextPowerOfTwo, realSize

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DoubleHashSet

public DoubleHashSet(int expected,
 float f)

DoubleHashSet

public DoubleHashSet(int expected)

DoubleHashSet

public DoubleHashSet()

Method Details

add

public boolean add(double k)

See Double.equals(Object).

contains

public boolean contains(double k)

See Double.equals(Object).

optimize

public void optimize()

Description copied from class: OptimizableHashSet

Decide whether to convert to dense mode.

Specified by:

optimize in class OptimizableHashSet