CircularIntArray

public final class CircularIntArray
extends Object

java.lang.Object
   ↳ androidx.collection.CircularIntArray


CircularIntArray is a circular integer array data structure that provides O(1) random read, O(1) prepend and O(1) append. The CircularIntArray automatically grows its capacity when number of added integers is over its capacity.

Summary

Public constructors

CircularIntArray()

Creates a circular array with default capacity.

CircularIntArray(int minCapacity)

Creates a circular array with capacity for at least minCapacity elements.

Public methods

void addFirst(int e)

Add an integer in front of the CircularIntArray.

void addLast(int e)

Add an integer at end of the CircularIntArray.

void clear()

Remove all integers from the CircularIntArray.

int get(int n)

Get nth (0 <= n <= size()-1) integer of the CircularIntArray.

int getFirst()

Get first integer of the CircularIntArray.

int getLast()

Get last integer of the CircularIntArray.

boolean isEmpty()

Return true if size() is 0.

int popFirst()

Remove first integer from front of the CircularIntArray and return it.

int popLast()

Remove last integer from end of the CircularIntArray and return it.

void removeFromEnd(int numOfElements)

Remove multiple elements from end of the CircularIntArray, ignore when numOfElements is less than or equals to 0.

void removeFromStart(int numOfElements)

Remove multiple integers from front of the CircularIntArray, ignore when numOfElements is less than or equals to 0.

int size()

Get number of integers in the CircularIntArray.

Inherited methods