Thread類中提供了兩個檢測線程是否中斷的方法,一個是靜態方法調用,一個是成員方法調用。而且靜態方法調用會清除當前線程的是否中斷的狀態。java
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jdk源碼this
/** * Tests whether the current thread has been interrupted. The * <i>interrupted status</i> of the thread is cleared by this method. In * other words, if this method were to be called twice in succession, the * second call would return false (unless the current thread were * interrupted again, after the first call had cleared its interrupted * status and before the second call had examined it). * * <p>A thread interruption ignored because a thread was not alive * at the time of the interrupt will be reflected by this method * returning false. * * @return <code>true</code> if the current thread has been interrupted; * <code>false</code> otherwise. * @see #isInterrupted() * @revised 6.0 */ public static boolean interrupted() { return currentThread().isInterrupted(true); } /** * Tests whether this thread has been interrupted. The <i>interrupted * status</i> of the thread is unaffected by this method. * * <p>A thread interruption ignored because a thread was not alive * at the time of the interrupt will be reflected by this method * returning false. * * @return <code>true</code> if this thread has been interrupted; * <code>false</code> otherwise. * @see #interrupted() * @revised 6.0 */ public boolean isInterrupted() { return isInterrupted(false); } /** * Tests if some Thread has been interrupted. The interrupted state * is reset or not based on the value of ClearInterrupted that is * passed. */ private native boolean isInterrupted(boolean ClearInterrupted);