GroupServiceJpa.java
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package fr.plil.sio.persistence.jpa;
import fr.plil.sio.persistence.api.Group;
import fr.plil.sio.persistence.api.GroupService;
import fr.plil.sio.persistence.api.Right;
import java.util.ArrayList;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class GroupServiceJpa implements GroupService {
@Autowired
private GroupRepository groupRepository;
@Autowired
private RightRepository rightRepository;
@Autowired
private UserRepository userRepository;
@Override
public Group create(String name) {
if (name == null) {
throw new IllegalArgumentException("name cannot be null");
}
Group group = groupRepository.findByName(name);
if (group != null) {
throw new IllegalStateException("a group with the same name already exists");
}
group = new Group();
group.setName(name);
groupRepository.save(group);
return group;
}
@Override
public boolean delete(String name) {
if (name == null) {
throw new IllegalArgumentException("name cannot be null");
}
Group group = findByName(name);
if(group==null){
return false;
}
groupRepository.delete(group.getId());
return true;
}
@Override
public Group findByName(String name) {
if (name == null) {
throw new IllegalArgumentException("name cannot be null");
}
return groupRepository.findByName(name);
}
@Override
public boolean addRight(String groupName, Right right) {
if(groupName==null){
throw new IllegalArgumentException("groupname cannot be null");
}
if(right == null){
throw new IllegalArgumentException("right cannot be null");
}
Group group = groupRepository.findByName(groupName);
if (group == null) {
throw new IllegalArgumentException("group cannot be null");
}
List<Right> list = group.getRights();
if(list.contains(right)){
return false;
}
assert list != null;
list.add(right);
group.setRights(list);
return true;
}
@Override
public boolean removeRight(String groupName, Right right) {
if(groupName==null){
throw new IllegalArgumentException("Groupname cannot be null");
}
if(right==null){
throw new IllegalArgumentException("right cannot be null");
}
if(rightRepository.findByName(right.getName()).size()==0){
throw new IllegalArgumentException("right not in database");
}
Group group = groupRepository.findByName(groupName);
if (group == null) {
throw new IllegalArgumentException("group cannot be null");
}
List<Right> list = group.getRights();
list.remove(right);
group.setRights(list);
return true;
}
}