ArrayBasedStack

java.lang.Object
- io.opentelemetry.sdk.metrics.internal.state.ArrayBasedStack<T>

```
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.

Field Summary

Fields
Modifier and Type Field Description

private T[] array

(package private) static int DEFAULT_CAPACITY

private int size

Constructor Summary

Constructors
Constructor Description

ArrayBasedStack()

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)`	Add `element` to the top of the stack (LIFO).
`private void`	`resizeArray(int newCapacity)`
`int`	`size()`

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

- Field Detail
  - DEFAULT_CAPACITY
```
static final int DEFAULT_CAPACITY
```
    See Also:
    
    Constant Field Values
  - array
```
private T[] array
```
  - size
```
private int size
```
- Constructor Detail
  - ArrayBasedStack
```
public ArrayBasedStack()
```
- Method Detail
  - push
```
public void push(T element)
```
    Add element to the top of the stack (LIFO).
    
    Parameters:
    
    element - The element to add
    
    Throws:
    
    java.lang.NullPointerException - if element is null
  - 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)
  - isEmpty
```
public boolean isEmpty()
```
  - size
```
public int size()
```
  - resizeArray
```
private void resizeArray(int newCapacity)
```