public void clear() {
try {
wr_.acquire();
try {
c_.clear();
} finally {
wr_.release();
}
} catch (InterruptedException ex) {
Thread.currentThread().interrupt();
throw new UnsupportedOperationException();
}
}
public Object remove(Object key) {
try {
wr_.acquire();
try {
return c_.remove(key);
} finally {
wr_.release();
}
} catch (InterruptedException ex) {
Thread.currentThread().interrupt();
throw new UnsupportedOperationException();
}
}
/** Clean up after a reader operation * */
protected void afterRead(boolean wasInterrupted) {
if (wasInterrupted) {
Thread.currentThread().interrupt();
} else rd_.release();
}
public void unlock() {
sync.release(1);
}
