19-集合框架工具类-16-常用对象API(集合框架-工具类-Collections-其他方法&将非同步集合转成同步集合的方法)

package cn.itcast.syn.demo;

public class Demo {

/*
*
* class MyList{
*
* 		private List list;
* 		private static final Object lock = new Object();
*
* 		MyList(List list){
*
* 			this.list = list;
* 		}
*
* 		public boolean add(Object obj){
* 			synchronized(lock)
* 			{
* 				return list.add(obj);
* 			}
* 		}
*
* 		public boolean remove(Object obj){
* 			synchronized(lock)
* 			{
* 				return list.remove(obj);
* 			}
* 		}
* }
*
*
*
*
*
*/

}