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java.lang.Objectorg.apache.commons.collections.primitives.AbstractDoubleCollection
org.apache.commons.collections.primitives.RandomAccessDoubleList
org.apache.commons.collections.primitives.ArrayDoubleList
public class ArrayDoubleList
An DoubleList
backed by an array of double
s.
This implementation supports all optional methods.
Nested Class Summary |
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Nested classes/interfaces inherited from class org.apache.commons.collections.primitives.RandomAccessDoubleList |
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RandomAccessDoubleList.RandomAccessDoubleListIterator, RandomAccessDoubleList.RandomAccessDoubleSubList |
Constructor Summary | |
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ArrayDoubleList()
Construct an empty list with the default initial capacity. |
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ArrayDoubleList(double[] array)
Constructs a list by copying the specified array. |
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ArrayDoubleList(DoubleCollection that)
Constructs a list containing the elements of the given collection, in the order they are returned by that collection's iterator. |
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ArrayDoubleList(int initialCapacity)
Construct an empty list with the given initial capacity. |
Method Summary | |
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void |
add(int index,
double element)
Inserts the specified element at the specified position (optional operation). |
boolean |
addAll(DoubleCollection collection)
Adds all of the elements in the
specified collection to me (optional operation). |
boolean |
addAll(int index,
DoubleCollection collection)
Inserts all of the elements in the specified collection into me, at the specified position (optional operation). |
void |
clear()
Removes all my elements (optional operation). |
void |
ensureCapacity(int mincap)
Increases my capacity, if necessary, to ensure that I can hold at least the number of elements specified by the minimum capacity argument without growing. |
double |
get(int index)
Returns the value of the element at the specified position within me. |
double |
removeElementAt(int index)
Removes the element at the specified position in (optional operation). |
double |
set(int index,
double element)
Replaces the element at the specified position in me with the specified element (optional operation). |
int |
size()
Returns the number of elements I contain. |
void |
trimToSize()
Reduce my capacity, if necessary, to match my current size . |
Methods inherited from class org.apache.commons.collections.primitives.RandomAccessDoubleList |
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add, equals, getModCount, hashCode, incrModCount, indexOf, iterator, lastIndexOf, listIterator, listIterator, subList, toString |
Methods inherited from class org.apache.commons.collections.primitives.AbstractDoubleCollection |
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contains, containsAll, isEmpty, removeAll, removeElement, retainAll, toArray, toArray |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.apache.commons.collections.primitives.DoubleList |
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add, equals, hashCode, indexOf, iterator, lastIndexOf, listIterator, listIterator, subList |
Methods inherited from interface org.apache.commons.collections.primitives.DoubleCollection |
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contains, containsAll, isEmpty, removeAll, removeElement, retainAll, toArray, toArray |
Constructor Detail |
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public ArrayDoubleList()
public ArrayDoubleList(int initialCapacity)
java.lang.IllegalArgumentException
- when initialCapacity is negativepublic ArrayDoubleList(DoubleCollection that)
that
- the non-null
collection of double
s
to add
java.lang.NullPointerException
- if that is null
addAll(org.apache.commons.collections.primitives.DoubleCollection)
public ArrayDoubleList(double[] array)
array
- the array to initialize the collection with
java.lang.NullPointerException
- if the array is null
Method Detail |
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public double get(int index)
DoubleList
get
in interface DoubleList
get
in class RandomAccessDoubleList
index
- the index of the element to return
public int size()
DoubleCollection
size
in interface DoubleCollection
size
in class RandomAccessDoubleList
public double removeElementAt(int index)
removeElementAt
in interface DoubleList
removeElementAt
in class RandomAccessDoubleList
index
- the index of the element to remove
java.lang.UnsupportedOperationException
- when this operation is not
supported
java.lang.IndexOutOfBoundsException
- if the specified index is out of rangepublic double set(int index, double element)
set
in interface DoubleList
set
in class RandomAccessDoubleList
index
- the index of the element to changeelement
- the value to be stored at the specified position
java.lang.UnsupportedOperationException
- when this operation is not
supported
java.lang.IndexOutOfBoundsException
- if the specified index is out of rangepublic void add(int index, double element)
add
in interface DoubleList
add
in class RandomAccessDoubleList
index
- the index at which to insert the elementelement
- the value to insert
java.lang.UnsupportedOperationException
- when this operation is not
supported
java.lang.IllegalArgumentException
- if some aspect of the specified element
prevents it from being added to me
java.lang.IndexOutOfBoundsException
- if the specified index is out of rangepublic void clear()
DoubleCollection
empty
after this
method successfully returns.
clear
in interface DoubleCollection
clear
in class AbstractDoubleCollection
public boolean addAll(DoubleCollection collection)
DoubleCollection
Adds
all of the elements in the
specified collection to me (optional operation).
addAll
in interface DoubleCollection
addAll
in class AbstractDoubleCollection
collection
- the collection of elements whose presence within me is to
be ensured
true
iff I changed as a result of this callpublic boolean addAll(int index, DoubleCollection collection)
DoubleList
iterator
.
addAll
in interface DoubleList
addAll
in class RandomAccessDoubleList
index
- the index at which to insert the first element from
the specified collectioncollection
- the DoubleCollection
of elements to add
true
iff I changed as a result of this callpublic void ensureCapacity(int mincap)
public void trimToSize()
size
.
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