Demo24 ：提高线程优先级（通过修改线程的优先级使线程获得优先处理）

package demo24;

import java.util.*;
/**
* <p>Title: 提高线程优先级</p>
* <p>Description: 通过修改线程的优先级，使线程获得优先处理。</p>
*/
public class upPRIThread {
//主方法
public static void main(String[] args) throws Exception {
Thread1 t1 = new Thread1();
t1.start();
Thread2 t2 = new Thread2();
t2.start();
t1.setPriority(Thread.MIN_PRIORITY);
t2.setPriority(Thread.MIN_PRIORITY);
new Thread().sleep(105);
t2.setPriority(Thread.MAX_PRIORITY);
new Thread().sleep(10500);
}
//类说明：线程1，不更改优先级
static class Thread1 extends Thread {
public void run(){
while(true){
try {
Thread.sleep(100);
}
catch (Exception e){
e.printStackTrace();
}
System.out.println("我是线程111");
}
}
}
//类说明：线程2，提高优先级
static class Thread2 extends Thread {

public void run(){
while(true){
try {
Thread.sleep(100);
}
catch (Exception e){
e.printStackTrace();
}
System.out.println("我是线程222.........................");
}
}
}
}