笔记一
/**
* The minimum priority that a thread can have.
*/
public final static int MIN_PRIORITY = 1;

/**
* The default priority that is assigned to a thread.
*/
public final static int NORM_PRIORITY = 5;

/**
* The maximum priority that a thread can have.
*/
public final static int MAX_PRIORITY = 10;

List borrowOrder = Collections.synchronizedList(new LinkedList());

http://blog.csdn.net/feixiaoxing/article/details/6993718