[Java 当中返回多个返回值]#Java

App.java

public class App 
{
    public static void main( String[] args )
    {
        TestService testService = new TestServiceImpl();
        String name = "testName";
        EnumMap<TestService.UserInfoProperty,Object> userInfo = testService.getUserInfoByName(name);
         userInfo.entrySet().iterator();
        System.out.println(userInfo.get(TestService.UserInfoProperty.Name));
        System.out.println(userInfo.get(TestService.UserInfoProperty.ROOM));
        System.out.println(userInfo.get(TestService.UserInfoProperty.CELLPHONE));
    }
}

TestService.java

import java.util.EnumMap;

public interface TestService {

    enum UserInfoProperty {
        ROOM,CELLPHONE,Name
    }
    public EnumMap<UserInfoProperty,Object> getUserInfoByName(String name);
}

TestServiceImpl.java

public class TestServiceImpl implements TestService {

    @Override
    public EnumMap<UserInfoProperty, Object> getUserInfoByName(String name) {
        EnumMap<UserInfoProperty,Object> retMap = new EnumMap<UserInfoProperty, Object>(UserInfoProperty.class);
        retMap.put(UserInfoProperty.ROOM,"0003");
        retMap.put(UserInfoProperty.CELLPHONE,"00004");
        retMap.put(UserInfoProperty.Name,name);
        return retMap;
    }
}