import java.util.Collections;
import java.util.List;
import java.util.ArrayList;
import java.util.Comparator;
public class Java8Tester {
public static void main(String args[]){
List<String> names1 = new ArrayList<String>();
names1.add("Google ");
names1.add("W3xue ");
names1.add("Taobao ");
names1.add("Baidu ");
names1.add("Sina ");
List<String> names2 = new ArrayList<String>();
names2.add("Google ");
names2.add("W3xue ");
names2.add("Taobao ");
names2.add("Baidu ");
names2.add("Sina ");
Java8Tester tester = new Java8Tester();
System.out.println("使用 Java 7 语法: ");
tester.sortUsingJava7(names1);
System.out.println(names1);
System.out.println("使用 Java 8 语法: ");
tester.sortUsingJava8(names2);
System.out.println(names2);
}
// 使用 java 7 排序
private void sortUsingJava7(List<String> names){
Collections.sort(names, new Comparator<String>() {
@Override
public int compare(String s1, String s2) {
return s1.compareTo(s2);
}
});
}
// 使用 java 8 排序
private void sortUsingJava8(List<String> names){
Collections.sort(names, (s1, s2) -> s1.compareTo(s2));
}
}
