加锁 同时队(duì )列可以(yǐ )无限长吗 什(shí )么时(shí )候消(xiāo )减,同时采用了弱引用避(bì )免队列过大,造成gc压力 源码如(rú )下get recycle scavenge每(měi )次都(dōu )是(shì )从head节点获(huò )取,如(rú )果(guǒ )获(huò )取不到就next,这(zhè )些队列并不删(shān )除(chú ),jvm会(huì )自(zì )动(dòng )在内存不够(gòu )的时(shí )候(hòu )删除
Copyright © 2008-2018