RoleBean.java
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package fi.insomnia.bortal.beans;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import javax.ejb.EJB;
import javax.ejb.Stateless;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import fi.insomnia.bortal.enums.BeanRole;
import fi.insomnia.bortal.enums.Permission;
import fi.insomnia.bortal.enums.RolePermission;
import fi.insomnia.bortal.facade.AccessRightFacade;
import fi.insomnia.bortal.facade.EventChildGenericFacade;
import fi.insomnia.bortal.facade.RoleFacade;
import fi.insomnia.bortal.facade.RoleRightFacade;
import fi.insomnia.bortal.model.AccessRight;
import fi.insomnia.bortal.model.LanEvent;
import fi.insomnia.bortal.model.Role;
import fi.insomnia.bortal.model.RoleRight;
import fi.insomnia.bortal.model.User;
/**
*
* @author tuukka
*/
@Stateless
public class RoleBean implements RoleBeanLocal {
private static final String PUBLIC_ROLE_NAME = BeanRole.ANONYMOUS.toString();
@EJB
private EventBeanLocal eventBean;
@EJB
private RoleFacade roleFacade;
@EJB
private RoleRightFacade rrfacade;
@EJB
private UserBeanLocal userbean;
@EJB
private AccessRightFacade accessRightFacade;
private static final Logger logger = LoggerFactory.getLogger(RoleBean.class);
public List<Role> listRoles() {
userbean.fatalPermission(Permission.ROLE_MANAGEMENT, RolePermission.READ, "User tried to listRoles");
return roleFacade.findAll();
}
public Role mergeChanges(Role role) {
userbean.fatalPermission(Permission.ROLE_MANAGEMENT, RolePermission.WRITE, "User tried merge role changes for ", role);
return roleFacade.merge(role);
}
public Role create(Role role) {
userbean.fatalPermission(Permission.ROLE_MANAGEMENT, RolePermission.WRITE, "User tried to create role", role.getName());
roleFacade.create(role);
return role;
}
public List<Role> getPossibleParents(Role role) {
userbean.fatalPermission(Permission.ROLE_MANAGEMENT, RolePermission.READ, "User tried to get possible parents for role ", role);
List<Role> roleList = listRoles();
if (role == null)
return roleList;
List<Role> children = getAllChilds(role, new HashSet<Role>());
for (Role unit : children) {
if (roleList.contains(unit)) {
roleList.remove(unit);
}
}
return roleList;
}
private static List<Role> getAllChilds(Role role, Set<Role> checkedRoles) {
List<Role> returnList = new ArrayList<Role>();
if (checkedRoles.contains(role) || role == null) {
return returnList;
}
for (Role unit : role.getChildren()) {
List<Role> someList = getAllChilds(unit, checkedRoles);
returnList.addAll(someList);
}
checkedRoles.add(role);
return returnList;
}
public List<RoleRight> getRoleRights(Role r) {
List<AccessRight> rights = accessRightFacade.findAll();
List<RoleRight> ret = new ArrayList<RoleRight>();
for (AccessRight ar : rights) {
ret.add(findRoleRight(r, ar));
}
return ret;
}
@Override
public RoleRight mergeChanges(RoleRight row) {
userbean.fatalPermission(Permission.ROLE_MANAGEMENT, RolePermission.WRITE, "User tried merge changes for RoleRight", row);
return rrfacade.merge(row);
}
public Role getOrCreatePublicRole() {
Role ret = roleFacade.findByName(PUBLIC_ROLE_NAME);
if (ret == null) {
ret = roleFacade.createRole(eventBean.getCurrentEvent(), PUBLIC_ROLE_NAME);
AccessRight perm = accessRightFacade.findByPermission(Permission.LOGIN);
RoleRight rr = rrfacade.createRoleRight(ret, perm);
rr.setRead(true);
}
return ret;
}
public RoleRight findRoleRight(Role role, Permission perm) {
AccessRight acr = accessRightFacade.findByPermission(perm);
return findRoleRight(role, acr);
}
public RoleRight findRoleRight(Role role, AccessRight acr) {
RoleRight rr = rrfacade.find(acr, role);
if (rr == null) {
rr = new RoleRight(role, acr, false, false, false);
rrfacade.create(rr);
}
return rr;
}
}