java线程通信blabla

package 多线程;
class Thread1 implements Runnable
{
    public synchronized void run()
    {
        try
        {
        for(int i=0;i<10;i++)
        {
            if((i-1)!=0&&(i-1)%2==0)
            {
                wait();
            }
            System.out.println(i);
        }
        }
        catch(InterrupetedException e1)
        {
            e1.printStackTrace();
        }
    }
}
class Thread2 implements Runnable
{
    public synchronized void run()
    {    try
    {
        for(int i=66;i<70;i++)
        {
            if(i!=66&&i%2==0)
            {
                wait();
                notify();
            }
            System.out.println((char)i);
            
        }
    }
    catch(InterruptedException e)
    {
        e.printStackTrace();
    }
    }
}   
public class MyThread
{
    public static void main(String args[])
    {
    Thread1 hello=new Thread1();
    Thread2 nihao=new Thread2();
    Thread thread1,thread2;
    thread1= new Thread(hello);
    thread2= new Thread(nihao);

    thread1.start();
    thread2.start();
    }
}