public abstract static class DoubleCollections.EmptyCollection extends AbstractDoubleCollection
This class may be useful to implement your own in case you subclass a type-specific collection.
Modifier and Type | Method and Description |
---|---|
boolean |
addAll(java.util.Collection<? extends java.lang.Double> c) |
boolean |
addAll(DoubleCollection c)
Adds all elements of the given type-specific collection to this collection.
|
void |
clear() |
boolean |
contains(double k)
Returns
true if this collection contains the specified element. |
boolean |
containsAll(java.util.Collection<?> c) |
boolean |
containsAll(DoubleCollection c)
Checks whether this collection contains all elements from the given type-specific collection.
|
boolean |
equals(java.lang.Object o) |
void |
forEach(java.util.function.Consumer<? super java.lang.Double> action)
Deprecated.
|
void |
forEach(java.util.function.DoubleConsumer action)
Performs the given action for each element of this type-specific
Iterable
until all elements have been processed or the action throws an
exception. |
int |
hashCode() |
DoubleBidirectionalIterator |
iterator()
Returns a type-specific iterator on the elements of this collection.
|
boolean |
removeAll(java.util.Collection<?> c) |
boolean |
removeAll(DoubleCollection c)
Remove from this collection all elements in the given type-specific collection.
|
boolean |
removeIf(java.util.function.DoublePredicate filter)
Remove from this collection all elements which satisfy the given predicate.
|
boolean |
removeIf(java.util.function.Predicate<? super java.lang.Double> filter)
Deprecated.
|
boolean |
retainAll(java.util.Collection<?> c) |
boolean |
retainAll(DoubleCollection c)
Retains in this collection only elements from the given type-specific collection.
|
int |
size() |
DoubleSpliterator |
spliterator()
Returns a type-specific spliterator on the elements of this collection.
|
java.lang.Object[] |
toArray() |
<T> T[] |
toArray(T[] array) |
double[] |
toDoubleArray()
Returns a primitive type array containing the items of this collection.
|
double[] |
toDoubleArray(double[] a)
Deprecated.
|
add, add, contains, forEach, rem, remove, removeIf, toArray, toString
doubleIterator, doubleParallelStream, doubleSpliterator, doubleStream, parallelStream, stream
public boolean contains(double k)
AbstractDoubleCollection
true
if this collection contains the specified element.contains
in interface DoubleCollection
contains
in class AbstractDoubleCollection
Collection.contains(Object)
public java.lang.Object[] toArray()
toArray
in interface java.util.Collection<java.lang.Double>
toArray
in class java.util.AbstractCollection<java.lang.Double>
public <T> T[] toArray(T[] array)
toArray
in interface java.util.Collection<java.lang.Double>
toArray
in class java.util.AbstractCollection<java.lang.Double>
public DoubleBidirectionalIterator iterator()
DoubleCollection
iterator
in interface DoubleCollection
iterator
in interface DoubleIterable
iterator
in interface java.lang.Iterable<java.lang.Double>
iterator
in interface java.util.Collection<java.lang.Double>
iterator
in class AbstractDoubleCollection
Iterable.iterator()
public DoubleSpliterator spliterator()
DoubleCollection
See Collection.spliterator()
for more documentation on the requirements
of the returned spliterator.
public int size()
size
in interface java.util.Collection<java.lang.Double>
size
in class java.util.AbstractCollection<java.lang.Double>
public void clear()
clear
in interface java.util.Collection<java.lang.Double>
clear
in class java.util.AbstractCollection<java.lang.Double>
public int hashCode()
hashCode
in interface java.util.Collection<java.lang.Double>
hashCode
in class java.lang.Object
public boolean equals(java.lang.Object o)
equals
in interface java.util.Collection<java.lang.Double>
equals
in class java.lang.Object
@Deprecated public void forEach(java.util.function.Consumer<? super java.lang.Double> action)
DoubleIterable
public boolean containsAll(java.util.Collection<?> c)
AbstractDoubleCollection
containsAll
in interface java.util.Collection<java.lang.Double>
containsAll
in class AbstractDoubleCollection
public boolean addAll(java.util.Collection<? extends java.lang.Double> c)
AbstractDoubleCollection
addAll
in interface java.util.Collection<java.lang.Double>
addAll
in class AbstractDoubleCollection
public boolean removeAll(java.util.Collection<?> c)
AbstractDoubleCollection
removeAll
in interface java.util.Collection<java.lang.Double>
removeAll
in class AbstractDoubleCollection
public boolean retainAll(java.util.Collection<?> c)
AbstractDoubleCollection
retainAll
in interface java.util.Collection<java.lang.Double>
retainAll
in class AbstractDoubleCollection
@Deprecated public boolean removeIf(java.util.function.Predicate<? super java.lang.Double> filter)
DoubleCollection
public double[] toDoubleArray()
DoubleCollection
toDoubleArray
in interface DoubleCollection
toDoubleArray
in class AbstractDoubleCollection
Collection.toArray()
@Deprecated public double[] toDoubleArray(double[] a)
AbstractDoubleCollection
Note that, contrarily to Collection.toArray(Object[])
, this
methods just writes all elements of this collection: no special
value will be added after the last one.
toDoubleArray
in interface DoubleCollection
toDoubleArray
in class AbstractDoubleCollection
a
- if this array is big enough, it will be used to store this collection.Collection.toArray(Object[])
public void forEach(java.util.function.DoubleConsumer action)
DoubleIterable
Iterable
until all elements have been processed or the action throws an
exception.action
- the action to be performed for each element.Iterable.forEach(java.util.function.Consumer)
public boolean containsAll(DoubleCollection c)
DoubleCollection
containsAll
in interface DoubleCollection
containsAll
in class AbstractDoubleCollection
c
- a type-specific collection.true
if this collection contains all elements of the argument.Collection.containsAll(Collection)
public boolean addAll(DoubleCollection c)
DoubleCollection
addAll
in interface DoubleCollection
addAll
in class AbstractDoubleCollection
c
- a type-specific collection.true
if this collection changed as a result of the call.Collection.addAll(Collection)
public boolean removeAll(DoubleCollection c)
DoubleCollection
removeAll
in interface DoubleCollection
removeAll
in class AbstractDoubleCollection
c
- a type-specific collection.true
if this collection changed as a result of the call.Collection.removeAll(Collection)
public boolean retainAll(DoubleCollection c)
DoubleCollection
retainAll
in interface DoubleCollection
retainAll
in class AbstractDoubleCollection
c
- a type-specific collection.true
if this collection changed as a result of the call.Collection.retainAll(Collection)
public boolean removeIf(java.util.function.DoublePredicate filter)
DoubleCollection
filter
- a predicate which returns true
for elements to be
removed.true
if any elements were removed.Collection.removeIf(java.util.function.Predicate)