Interface StackInterface<T>

All Known Implementing Classes:
StackInfinitePush
public interface StackInterface<T>

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    clear()
    Removes all entries from the stack.
    boolean
    isEmpty()
    Determines if there are any elements in the stack.
    T
    peek()
    Get this stack's top entry.
    T
    pop()
    Removes and returns this stack's top entry.
    void
    push(T element)
    Adds a new entry to the top of this stack.

  • Method Details

    • push

      void push(T element)
      Adds a new entry to the top of this stack.
      Parameters:
      element - element to be added to the stack

    • pop

      T pop()
      Removes and returns this stack's top entry. The size of the stack is decreased by one.
      Returns:
      The element at the top of the stack.
      Throws:
      EmptyStackException - if the stack is empty when the method is invoked

    • peek

      T peek()
      Get this stack's top entry. The size of the stack is not changed.
      Returns:
      The element at the top of the stack.
      Throws:
      EmptyStackException - if the stack is empty

    • isEmpty

      boolean isEmpty()
      Determines if there are any elements in the stack.
      Returns:
      True if the stack is empty.

    • clear

      void clear()
      Removes all entries from the stack.