exceptiondemo6.java

JAVA程序设计课程中各章节的程序实例。

/**
*A demonstration of some Built-in exceptions
*pay more attention!
*2004.12.25. xhcprince
*/

class exceptionDemo6
{
	public static void func()
	{
		for(int i=0; i<3; ++i)
		{
			int k;

			try
			{
				System.out.println("Exception handling");

				try
				{
					switch(i)
					{
						case 0:
							int zero = 0;
							k = 6/0;
							break;
						case 1:
							int[] array = new int[2];
							k = array[9];
							break;
						case 2:
							char ch = "Hello".charAt(66);
							break;
					}
				}

				catch(ArithmeticException e)
				{
					System.out.println("Arithmetic Exception: " + e.getMessage());
				}

				catch(IndexOutOfBoundsException e)
				{
					System.out.println("Index Out Of Bounds Exception: " + e.getMessage());
					throw e;
				}

           }
			catch(ArrayIndexOutOfBoundsException e)
			{
				System.out.println("Array Index Out Of Bounds Exception: " + e.getMessage());
			}

		}
	}

	public static void main(String args[])
	{
		try
		{
			func();
		}

		catch(RuntimeException e)
		{
			System.out.println("Main() Runtime Exception: " + e.getMessage());
		}
	}
}