import java.util.ArrayList; import java.util.List; public class test { public static void main(String[] args) throws Exception { /*测试合并两个类型相同的list*/ List<String> list1 = new ArrayList<String>(); List<String> list2 = new ArrayList<Stri
List<A>和List<B>,A/B中均没有重复的,现在保证A/B合并为C,且C中没有重复的. 参考http://blog.csdn.net/secondjanuary/article/details/8599108 A.removeAll(B) A.addAll(B) (此处建议处理A为空的情况) 一个同事的建议 Set<Long> C = new HashSet<>(); C.addAll(A); C.addAll(B); new ArrayList&
package com.hainabo.mgcmall.util; import java.beans.BeanInfo;import java.beans.Introspector;import java.beans.PropertyDescriptor; public class BeanUtils { public static <M> void merge(M target, M destination) throws Exception { BeanInfo beanInfo = I