catchexception.java

来自「Java语言是目前最流行」· Java 代码 · 共 40 行

class CatchException
{
	public static void main(String[] aa)
	{
		Method(0);	
		Method(1);	
		Method(2);
	}	
	static void Method(int a)
	{
		System.out.println("调用方法Method("+a+")");
		try
		{
			if(a==0)
			{
				System.out.println("\t没有异常，正常退出");
				return;	
			}
			else if (a==1)
			{
				int i=0;
				int j = 3/i;	
			}	
			else if (a==2)
			{
				int iArray[] = new int[4];
				iArray[4] = 3;	
			}
		}	
		catch(ArithmeticException e)
		{ System.out.println("\t捕获异常："+e); }
		catch(ArrayIndexOutOfBoundsException e)
		{ System.out.println("\t捕获异常: "+e); }
		catch(Exception e)
		{ System.out.print("\t产生异常已被处理，该catch块不会被执行."); }
		finally
		{ System.out.println("\t finally 块总是被执行."); }
	}
}