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.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class GroupServiceJpa implements GroupService {
@Autowired
private GroupRepository groupRepository;
@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 = groupRepository.findByName(name);
if(group == null)
return false;
groupRepository.delete(group);
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("Group name cannot be null");
if(right == null)
throw new IllegalArgumentException("Right cannot be null");
Group group = groupRepository.findByName(groupName);
if(group == null){
throw new IllegalStateException("Group not found");
}
List<Right> list = group.getRights();
if(list.contains(right))
return false;
list.add(right);
group.setRights(list);
return true;
}
@Override
public boolean removeRight(String groupName, Right right) {
if(groupName == null)
throw new IllegalArgumentException("Group name cannot be null");
if(right == null)
throw new IllegalArgumentException("Right cannot be null");
if(right.getId() == null)
throw new IllegalArgumentException("Not a right");
Group group = groupRepository.findByName(groupName);
if(group == null)
throw new IllegalStateException("Group not found");
List<Right> list = group.getRights();
if(list.contains(right)){
list.remove(right);
return true;
}
return false;
}
}