# Uses of Class
org.apache.lucene.internal.hppc.LongHashSet

Packages that use LongHashSet
Package
Description
org.apache.lucene.internal.hppc
Internal copy of a subset of classes from the HPPC library.

## Uses of LongHashSet in org.apache.lucene.internal.hppc

Methods in org.apache.lucene.internal.hppc that return LongHashSet
Modifier and Type
Method
Description
`LongHashSet`
LongHashSet.`clone()`
`static LongHashSet`
LongHashSet.`from(long... elements)`
Create a set from a variable number of arguments or an array of `long`.
Methods in org.apache.lucene.internal.hppc with parameters of type LongHashSet
Modifier and Type
Method
Description
`int`
LongHashSet.`addAll(LongHashSet set)`
Adds all elements from the given set to this set.
`int`
LongHashSet.`removeAll(LongHashSet other)`
Removes all keys present in a given container.
Constructors in org.apache.lucene.internal.hppc with parameters of type LongHashSet
Modifier
Constructor
Description
``
`LongHashSet(LongHashSet set)`
New instance copying elements from another set.