Java isInterrupted()方法
线程类的
isInterrupted()方法是一种实例方法,用于测试线程是否已被中断。它返回内部标志的值为true或false。如果线程被中断,则它将返回true,否则返回false。
语法
public boolean isInterrupted()
返回
如果线程被中断,它将返回true,否则返回false。
示例
public class JavaIsInterruptedExp extends Thread
{
public void run()
{
for(int i=1;i<=3;i++)
{
System.out.println("doing task....: "+i);
}
}
public static void main(String args[])throws InterruptedException
{
JavaIsInterruptedExp t1=new JavaIsInterruptedExp();
JavaIsInterruptedExp t2=new JavaIsInterruptedExp();
// call run() method
t1.start();
t2.start();
System.out.println("is thread interrupted..: "+t1.isInterrupted());
System.out.println("is thread interrupted..: "+t2.isInterrupted());
// interrupt thread t1
t1.interrupt();
System.out.println("is thread interrupted..: " +t1.isInterrupted());
System.out.println("is thread interrupted..: "+t2.isInterrupted());
}
}
输出:
is thread interrupted..: false
is thread interrupted..: false
is thread interrupted..: true
is thread interrupted..: false
doing task....: 1
doing task....: 2
doing task....: 3
doing task....: 1
doing task....: 2
doing task....: 3