output: #fixed code
                               @Override
  	public void dispose() {
  
  		if (!disposed.compareAndSet(false, true)) {
  			return;
  		}
  
  		LOG.debug("Disposing GStreamer device");
  
  		close();
  
  		source.dispose();
  		filter.dispose();
  		jpegdec.dispose();
  		caps.dispose();
  		sink.dispose();
  		pipe.dispose();
  	}
input: #vulnerable code 
                               @Override
  	public void dispose() {
  
  		if (!disposed.compareAndSet(false, true)) {
  			return;
  		}
  
  		LOG.debug("Disposing GStreamer device");
  
  		close();
  
  		source.dispose();
  		filter.dispose();
  		jpegparse.dispose();
  		jpegdec.dispose();
  		caps.dispose();
  		sink.dispose();
  		pipe.dispose();
  	} 
                              #location 14 
                              #vulnerability type THREAD_SAFETY_VIOLATION