Generic stack demo with annotation : Stack « Collections Data Structure « Java






Generic stack demo with annotation

      

public class Stack<T> {
  private T[] items;

  private int top;

  @SuppressWarnings("unchecked")
  public Stack(int size) {
    items = (T[]) new Object[size];
    top = -1;
  }

  public void push(T item) throws Exception {
    if (top == items.length - 1)
      throw new Exception("Stack Full");
    items[++top] = item;
  }

  public T pop() throws Exception {
    if (top == -1)
      throw new Exception("Stack Empty");
    return items[top--];
  }
}

   
    
    
    
    
  








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