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Customizing Java 8 code in modemmapper package

This commit is contained in:
Sasa M 2020-04-26 18:37:31 +02:00
parent 9f0d8cf6ab
commit c2e64bea72
1 changed files with 7 additions and 6 deletions
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13
java-collections-conversions-2/src/main/java/com/baeldung/modelmapper/UserPropertyMap.java
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@ -4,11 +4,11 @@ import org.modelmapper.AbstractConverter;
import org.modelmapper.Converter; import org.modelmapper.Converter;
import org.modelmapper.PropertyMap; import org.modelmapper.PropertyMap;
import java.util.ArrayList;
import java.util.List; import java.util.List;
import java.util.stream.Collectors;
/** /**
* UserPropertyMap class instantiates the converter to map the data from the user list to the user name list. * UserPropertyMap class instantiates the converter to map the data from the UserList to the UsersLisDTO.
* In the configuration method, we call a converter to do the mapping. * In the configuration method, we call a converter to do the mapping.
* *
* @author Sasa Milenkovic * @author Sasa Milenkovic
@ -18,19 +18,20 @@ public class UserPropertyMap extends PropertyMap<UserList, UserListDTO> {
Converter<List<User>, List<String>> converter = new AbstractConverter<List<User>, List<String>>() { Converter<List<User>, List<String>> converter = new AbstractConverter<List<User>, List<String>>() {
protected List<String> usernames;
@Override @Override
protected List<String> convert(List<User> users) { protected List<String> convert(List<User> users) {
usernames = new ArrayList<String>(); return users
users.forEach(user -> usernames.add(user.getUsername())); .stream()
return usernames; .map(User::getUsername)
.collect(Collectors.toList());
} }
}; };
@Override @Override
protected void configure() { protected void configure() {
using(converter).map(source.getUsers(), destination.getUsernames()); using(converter).map(source.getUsers(), destination.getUsernames());
} }
} }