myexceptionabc.java

里面有我的JAVA实验和一些教程

import java.io.*;

class IllegalDataException extends Exception
{
	IllegalDataException()
	  {
		System.out.println("发生自定义异常类!!!");
	  }
}

public class myexceptionabc
{
	
	public static void isIllegalData(int m) throws IllegalDataException
	{
		if(m>100||m<0)
		{
			IllegalDataException ae=new IllegalDataException();
			throw ae;        			
		}			
	}
	
   public static void main(String args[])//throws IllegalDataException
   {
		int a[]={0,0,0,0,0,0,0,0,0,0};
		int i=0,temp=-1;
		BufferedReader in=new BufferedReader(new InputStreamReader(System.in));		
		try{  //此处可能会抛出I/O异常	
			System.out.println("请输入10个整形数据,并且数据值范围为(>=0&&<=100):");
			temp=Integer.parseInt(in.readLine()); //此处可能会抛出数据格式异常
        	while(temp!=0)
        	{
        		isIllegalData(temp);
        		a[i]=temp;        		
        		i++;
        		temp=Integer.parseInt(in.readLine());        		
        	}
			}		
		catch(ArrayIndexOutOfBoundsException e)
		{
		    	System.out.println("发生数组越界异常!!!");
	    } 		
		catch(IOException e)        //捕获I/O异常并处理
		{  
			System.out.println("I/O error"); 
		} 
		catch(NumberFormatException e)
		{
			System.out.println("输入数据类型出错异常,请输入一个数字类型数据!");
		}
		catch(IllegalDataException e)
		{
			System.out.println("请输入一个>=0&&<=100的数据!");
			
		}
		finally
		{
			System.out.println("输入结果为:");
			for(i=0;i<10;i++)
			{
				System.out.print("  "+a[i]);				
			}
		}
   }
}