Thead01
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package cn.itcast.heima2;
public class ThaditionalThread {
public static void main(String[] args) {
Thread thread = new Thread(){
@Override
public void run() {
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("111"+Thread.currentThread().getName());
}
}
};
thread.start();
Thread thread2 = new Thread(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("222"+Thread.currentThread().getName());
}
}
});
thread2.start();
new Thread(
new Runnable() {
@Override
public void run() {
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("444"+Thread.currentThread().getName());
}
}
}
){
@Override
public void run() {
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("333"+Thread.currentThread().getName());
}
}
}.start();
}
public class ThaditionalThread {
public static void main(String[] args) {
Thread thread = new Thread(){
@Override
public void run() {
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("111"+Thread.currentThread().getName());
}
}
};
thread.start();
Thread thread2 = new Thread(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("222"+Thread.currentThread().getName());
}
}
});
thread2.start();
new Thread(
new Runnable() {
@Override
public void run() {
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("444"+Thread.currentThread().getName());
}
}
}
){
@Override
public void run() {
while(true){
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("333"+Thread.currentThread().getName());
}
}
}.start();
}
}
多线程机制会提高的运行效率 不会,
为什么会有多线程的下载呢
是因为抢咯服务器的带宽
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