一、对于wait()和notify()的解释 void notify()Wakes up a single thread that is waiting on this object’s monitor.唤醒等待获取锁资源的单个线程void notifyAll()Wakes up all threads that are waiting on this object’s monitor.唤醒等待获取锁资源的所有线程void wait…
oracle中in的个数要是超过1000就会报错,那么我们可以把它拆成一节一节的:in(1,2) or in (3,4)StringUtils.defaultIfEmpty的命名空间是:import org.apache.commons.lang.StringUtils;private String getOracleSQLIn(List> ids, int count,…