数组的插入、删除、扩容本质上都是用的数组的复制。Java中数组的拷贝如下：System.arraycopy(Objectsrc,intsrcPos,Objectdest,intdestPos,intlength)1publicclassArrayCopy1{2publicstaticv

publicvoidonEvent(MessageEventevent){log(event.message);}publicvoidonEventMainThread(MessageEventevent){textField.setText(event.