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Copy pathClassicComparator.java
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66 lines (53 loc) · 1.68 KB
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package java8.lambda;
import java8.domain.Developer;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
/**
* @Author : yion
* @Date : 2016. 8. 19.
* @Description : 기본 비교 및 정렬
*/
public class ClassicComparator {
public static void main(String[] args) {
List<Developer> listDevs = Developer.getDevelopers();
System.out.println("Before Sort");
for (Developer developer : listDevs) {
System.out.println(developer);
}
//sort by age
Collections.sort(listDevs, new Comparator<Developer>() {
@Override
public int compare(Developer o1, Developer o2) {
return o1.getAge() - o2.getAge();
}
});
System.out.println("After Sort by age ");
for (Developer developer : listDevs) {
System.out.println(developer);
}
/*
//sort by age
Collections.sort(listDevs, new Comparator<Developer>() {
@Override
public int compare(Developer o1, Developer o2) {
return o1.getAge() - o2.getAge();
}
});
//sort by name
Collections.sort(listDevs, new Comparator<Developer>() {
@Override
public int compare(Developer o1, Developer o2) {
return o1.getName().compareTo(o2.getName());
}
});
//sort by salary
Collections.sort(listDevs, new Comparator<Developer>() {
@Override
public int compare(Developer o1, Developer o2) {
return o1.getSalary().compareTo(o2.getSalary());
}
});
*/
}
}