加锁 同时(shí )队(duì )列(liè )可(kě )以无(wú )限长吗 什么(me )时候消减(jiǎn ),同时采用(yòng )了弱引(yǐn )用(yòng )避免队列过(guò )大,造成gc压(yā )力 源码如(rú )下get recycle scavenge每次都(dōu )是从head节(jiē )点获取,如果获(huò )取不到就next,这些(xiē )队列并(bìng )不删除(chú ),jvm会自(zì )动(dòng )在内存不够的时候(hòu )删(shān )除(chú )
Copyright © 2008-2018