Class FixedStack

java.lang.Object
  |
  +--FixedStack

public class FixedStack

extends java.lang.Object

implements StackImpl

This class implements interface StackImpl with a stack represented by an array. Obviously, the stack has a fixed size and may overflow.

Field Summary

private int[]	data
private int	pnt
private int	size

Constructor Summary

FixedStack()

Method Summary

int	pop() Pop the stack.
void	push(int val) Push an integer onto the stack.
int	size() Return the number of elements contained in the stack.

Methods inherited from class java.lang.Object

, clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, toString, wait, wait, wait

Field Detail

size

private final int size

data

private int[] data

pnt

private int pnt

Constructor Detail

FixedStack

public FixedStack()

Method Detail

push

public void push(int val)

Push an integer onto the stack.

Specified by:

push in interface StackImpl

Parameters:

val - The integer value pushed onto the stack.

pop

public int pop()

Pop the stack.

Specified by:

pop in interface StackImpl

Returns:

The integer value popped from the stack.

size

public int size()

Return the number of elements contained in the stack.

Specified by:

size in interface StackImpl

Returns:

The number of elements contained in the stack.