package com.gxx.threads.study.test12;

/**
 * 测试类－测试线程线程优先级的常量，默认值，范围和继承性
 * @author Gxx
 */
public class Test {
	/**
	 * main方法
	 * @param args
	 */
	public static void main(String[] args) {
		System.out.println("===线程优先级常量=开始======");
		System.out.println("线程优先级MIN_PRIORITY=" + Thread.MIN_PRIORITY);
		System.out.println("线程优先级NORM_PRIORITY=" + Thread.NORM_PRIORITY);
		System.out.println("线程优先级MAX_PRIORITY=" + Thread.MAX_PRIORITY);
		System.out.println("===线程优先级常量=结束======");
		
		System.out.println("main 开始");
		System.out.println("线程[" + Thread.currentThread().getName() + "]优先级[默认][" + Thread.currentThread().getPriority() + "]");

		try{
			System.out.println("=========");
			System.out.println("线程[" + Thread.currentThread().getName() + "]优先级[设置][11]");
			Thread.currentThread().setPriority(11);
		} catch (Exception e){
			System.out.println("设置[11]失败!");
			System.out.println("线程优先级设置范围在[" + Thread.MIN_PRIORITY + "]~[" + Thread.MAX_PRIORITY + "]");
			System.out.println("=========");
		}
		
		/**
		 * range MIN_PRIORITY to MAX_PRIORITY
		 * 设置线程优先级必须在[MIN_PRIORITY,MAX_PRIORITY]也就是[1,10]
		 */
		Thread.currentThread().setPriority(8);
		
		System.out.println("线程[" + Thread.currentThread().getName() + "]优先级[设置][" + Thread.currentThread().getPriority() + "]");

		MyThread thread = new MyThread();
		thread.setName("线程A");
		thread.start();
		System.out.println("线程[" + Thread.currentThread().getName() + "]创建线程[" + thread.getName() + "]");
		System.out.println("main 结束");
	}
}