Пример

public class ClassA implements Runnable {
private booleanb;
public classA () {
//...
}
public void run () {
//...
b = Thread.currentThread().interrupted();
}

}
Исправление
Замените 'Thread.currentThread().interrupted()' на 'Thread.interrupted()'

public class ClassA implements Runnable {
private booleanb;
public classA () {
//...
}
public void run () {
//...
b = Thread.interrupted();
}

}