Code example for Stack

Methods: pushcontains

0
	} 
 
	public void Push(TokenType key, StateType value)
	{ 
		state.put(key, value);
		if (!queue.contains(key))
			queue.push(key);
		pokeWorker(); 
	} 
 
	public boolean isQueued(TokenType key)
	{ 
		return queue.contains(key);
	} 
 
	@Override 
	public void run() 
	{ 
		if (queue.empty())
		{ 
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