AbstractDoubleCollection

java.lang.Object
- com.carrotsearch.hppc.AbstractDoubleCollection

All Implemented Interfaces:

DoubleCollection, DoubleContainer, java.lang.Iterable<DoubleCursor>

Direct Known Subclasses:

CharDoubleHashMap.ValuesContainer, DoubleArrayDeque, DoubleArrayList, IntDoubleHashMap.ValuesContainer, LongDoubleHashMap.ValuesContainer, ObjectDoubleHashMap.ValuesContainer, ShortDoubleHashMap.ValuesContainer
```
@Generated(date="2026-04-06T11:37:44+0000",
           value="AbstractKTypeCollection.java")
abstract class AbstractDoubleCollection
extends java.lang.Object
implements DoubleCollection
```
Common superclass for collections.

Constructor Summary

Constructors
Constructor Description

AbstractDoubleCollection()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`removeAll(DoubleLookupContainer c)`	Default implementation uses a predicate for removal.
`int`	`retainAll(DoubleLookupContainer c)`	Default implementation uses a predicate for retaining.
`int`	`retainAll(DoublePredicate predicate)`	Default implementation redirects to `DoubleCollection.removeAll(DoublePredicate)` and negates the predicate.
`double[]`	`toArray()`	Default implementation of copying to an array.
`java.lang.String`	`toString()`	Convert the contents of this container to a human-friendly string.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.carrotsearch.hppc.DoubleCollection
clear, release, removeAll, removeAll

Methods inherited from interface com.carrotsearch.hppc.DoubleContainer
contains, forEach, isEmpty, iterator, size

Methods inherited from interface java.lang.Iterable
forEach, spliterator

- Constructor Detail
  - AbstractDoubleCollection
```
AbstractDoubleCollection()
```
- Method Detail
  - removeAll
```
public int removeAll(DoubleLookupContainer c)
```
    Default implementation uses a predicate for removal.
    
    Specified by:
    
    removeAll in interface DoubleCollection
    
    Returns:
    
    Returns the number of removed elements.
  - retainAll
```
public int retainAll(DoubleLookupContainer c)
```
    Default implementation uses a predicate for retaining.
    
    Specified by:
    
    retainAll in interface DoubleCollection
    
    Returns:
    
    Returns the number of removed elements.
  - retainAll
```
public int retainAll(DoublePredicate predicate)
```
    Default implementation redirects to DoubleCollection.removeAll(DoublePredicate) and negates the predicate.
    
    Specified by:
    
    retainAll in interface DoubleCollection
    
    Returns:
    
    Returns the number of removed elements.
  - toArray
```
public double[] toArray()
```
    Default implementation of copying to an array.
    
    Specified by:
    
    toArray in interface DoubleContainer
  - toString
```
public java.lang.String toString()
```
    Convert the contents of this container to a human-friendly string.
    
    Overrides:
    
    toString in class java.lang.Object