DAY7第七天的关于异常的练习

Posted 2020-07-16

class WeightTooMuchException extends RuntimeException
{
	private String message;
		public WeightTooMuchException(String message)
	{
		this.message=message;
	}
	public String getMessage()
	{
		return message;
	}
	public void setMessage(String message)
	{
		this.message=message;
	}

}
class WeightTooLowException extends RuntimeException
{
	private String  message;
	public WeightTooLowException(String message)
	{
		this.message=message;
	}
	public String getMessage()
	{
		return message;
	}
	public void setMessage(String message)
	{
		this.message=message;
	}
}
class Man 
{
	private int weight;
	public void setWeight(int weight) //throws WeightTooMuchException,WeightTooLowException
	{
		if(weight > 100)
		{
			throw new WeightTooMuchException("You are too fat");
		}
		else if(weight < 50)
		{
			throw new WeightTooLowException("You are too thin");
		}
		this.weight=weight;
	}
	public int getWeight()
	{
		return weight;
	}
}
class WeightDemo2
{
	public static void main(String[] args)
	{
		Man man=new Man();
		try
		{
			man.setWeight(40);			
		}
		catch(WeightTooLowException ex)
		{
			System.out.println(ex.getMessage());
		}
		catch(WeightTooMuchException ex)
		{
			System.out.println(ex.getMessage());
		}
	}
}

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