Interface Stack<E>

public interface Stack<E>

This is an interface for a Stack. An object which implements this interface is thus a "first in, last out", or "FILO" structure. It can push to the top, pop from the top, or peek at the top.

Method Summary

Methods

Modifier and Type	Method and Description
E	peek() Checks item at the top of the stack, without altering the stack.
E	pop() Removes an item from the top of the stack.
void	push(E value) Adds an item to the top of the stack.

Method Detail

peek

E peek()

Checks item at the top of the stack, without altering the stack.

Returns:

the value checked

pop

E pop()

Removes an item from the top of the stack.

Returns:

the value removed

push

void push(E value)

Adds an item to the top of the stack.

Parameters:

value - the value to be enqueued