java初学者总结1集合排序

package com.llovo.frame;


import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;


import com.llovobean.EmplyeeBean;


public class CollectionsTest {


public static void main(String[] args) {
List<EmplyeeBean> list = new ArrayList<EmplyeeBean>();
list.add(new EmplyeeBean(1,"田七","业务员","1987-03-05"));
list.add(new EmplyeeBean(2,"李七","销售员","1978-03-05"));
list.add(new EmplyeeBean(3,"赵七","助理","1988-03-05"));
list.add(new EmplyeeBean(4,"何七","经理员","19748-03-05"));
list.add(new EmplyeeBean(5,"觉七","清洁员","1938-03-05"));
list.add(new EmplyeeBean(6,"大七","销售员","19728-03-05"));
Collections.sort(list,new Comparator<EmplyeeBean>() {


@Override
public int compare(EmplyeeBean o1, EmplyeeBean o2) {
// TODO Auto-generated method stub
return o1.getId()-o2.getId();
}
});
for (EmplyeeBean emplyeeBean : list) {
System.out.println(emplyeeBean);
}
}
}