Class ArrayBasedStack<T>
- java.lang.Object
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- io.opentelemetry.sdk.metrics.internal.state.ArrayBasedStack<T>
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public final class ArrayBasedStack<T> extends java.lang.Object
Array-based Stack.This class is internal and is hence not for public use. Its APIs are unstable and can change at any time.
This class is not thread-safe.
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Field Summary
Fields Modifier and Type Field Description private T[]
array
(package private) static int
DEFAULT_CAPACITY
private int
size
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Constructor Summary
Constructors Constructor Description ArrayBasedStack()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
isEmpty()
T
pop()
Removes and returns an element from the top of the stack (LIFO).void
push(T element)
Addelement
to the top of the stack (LIFO).private void
resizeArray(int newCapacity)
int
size()
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Field Detail
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DEFAULT_CAPACITY
static final int DEFAULT_CAPACITY
- See Also:
- Constant Field Values
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array
private T[] array
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size
private int size
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Method Detail
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push
public void push(T element)
Addelement
to the top of the stack (LIFO).- Parameters:
element
- The element to add- Throws:
java.lang.NullPointerException
- ifelement
is null
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pop
@Nullable public T pop()
Removes and returns an element from the top of the stack (LIFO).- Returns:
- the top most element in the stack (last one added)
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isEmpty
public boolean isEmpty()
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size
public int size()
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resizeArray
private void resizeArray(int newCapacity)
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