37 lines
1020 B
Java

package com.baeldung.modelmapper;
import org.modelmapper.AbstractConverter;
import org.modelmapper.Converter;
import org.modelmapper.PropertyMap;
import java.util.ArrayList;
import java.util.List;
/**
* UserPropertyMap class instantiates the converter to map the data from the user list to the user name list.
* In the configuration method, we call a converter to do the mapping.
*
* @author Sasa Milenkovic
*/
public class UserPropertyMap extends PropertyMap<UserList, UserListDTO> {
Converter<List<User>, List<String>> converter = new AbstractConverter<List<User>, List<String>>() {
protected List<String> usernames;
@Override
protected List<String> convert(List<User> users) {
usernames = new ArrayList<String>();
users.forEach(user -> usernames.add(user.getUsername()));
return usernames;
}
};
@Override
protected void configure() {
using(converter).map(source.getUsers(), destination.getUsernames());
}
}