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setDaemon(boolean on)·½·¨¿ÉÒÔ·½±ãµÄÉèÖÃÏ̵߳ÄDaemonģʽ£¬trueΪDaemonģʽ£¬falseΪUserģʽ¡£setDaemon(boolean on)·½·¨±ØÐëÔÚÏß³ÌÆô¶¯Ö®Ç°µ÷Ó㬵±Ïß³ÌÕýÔÚÔËÐÐʱµ÷Óûá²úÉúÒì³£¡£isDaemon·½·¨½«²âÊÔ¸ÃÏß³ÌÊÇ·ñÎªÊØ»¤Ï̡߳£ÖµµÃÒ»ÌáµÄÊÇ£¬µ±ÄãÔÚÒ»¸öÊØ»¤Ïß³ÌÖвúÉúÁËÆäËûỊ̈߳¬ÄÇôÕâЩвúÉúµÄÏ̲߳»ÓÃÉèÖÃDaemonÊôÐÔ£¬¶¼½«ÊÇÊØ»¤Ị̈߳¬Óû§Ïß³ÌͬÑù¡£
import java.io.IOException;
public class TestDaemonThread {
public static void main(String[] args) {
DaemonThread daemonThread = new DaemonThread();
// ÉèÖÃÎªÊØ»¤Ïß³Ì
daemonThread.setDaemon(true);
daemonThread.start();
System.out.println("isDaemon = " + daemonThread.isDaemon());
try {
// ½ÓÊÜÊäÈ룬ʹ³ÌÐòÔÚ´ËÍ£¶Ù£¬Ò»µ©½ÓÊÕµ½Óû§ÊäÈ룬mainÏ߳̽áÊø£¬ÊØ»¤Ïß³Ì×Ô¶¯½áÊø
System.in.read();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
class DaemonThread extends Thread {

public DaemonThread() {}

/**
* Ï̵߳Ärun·½·¨£¬Ëü½«ºÍÆäËûÏß³ÌͬʱÔËÐÐ
*/
public void run() {
while (true) {
for (int i = 1; i <= 100; i++) {
this.setSleep(200);
System.out.println(i);
}
this.setSleep(2000);
}
}

public void setSleep(long time


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