加(jiā )锁 同(tóng )时队(duì )列可以无限长(zhǎng )吗 什么时(shí )候消减,同时采用了(le )弱(ruò )引用(yòng )避(bì )免队列过大,造成(chéng )gc压(yā )力 源码(mǎ )如下get recycle scavenge每次都是(shì )从head节(jiē )点(diǎn )获(huò )取,如果获取不到就(jiù )next,这些(xiē )队列并不(bú )删(shān )除,jvm会自动在内(nèi )存不够的时(shí )候删除
Copyright © 2008-2018