public AccessControlList getACL()

in extensions/torque/src/java/org/apache/turbine/services/security/torque/TorqueSecurityService.java [107:161]
42 lines of code
5 McCabe index (conditional complexity)

    public AccessControlList getACL(User user)
        throws DataBackendException, UnknownEntityException
    {
        if (!TurbineSecurity.accountExists(user))
        {
            throw new UnknownEntityException("The account '"
                                             + user.getName() + "' does not exist");
        }
        try
        {
            Hashtable roles = new Hashtable();
            Hashtable permissions = new Hashtable();
            // notify the state modifiers (writers) that we want to create
            // the snapshot.
            lockShared();

            // construct the snapshot:

            // foreach group in the system
            for (Iterator groupsIterator = getAllGroups().iterator();
                 groupsIterator.hasNext();)
            {
                Group group = (Group) groupsIterator.next();
                // get roles of user in the group
                RoleSet groupRoles = RolePeerManager.retrieveSet(user, group);
                // put the Set into roles(group)
                roles.put(group, groupRoles);
                // collect all permissions in this group
                PermissionSet groupPermissions = new PermissionSet();
                // foreach role in Set
                for (Iterator rolesIterator = groupRoles.iterator();
                     rolesIterator.hasNext();)
                {
                    Role role = (Role) rolesIterator.next();
                    // get permissions of the role
                    PermissionSet rolePermissions =
                        PermissionPeerManager.retrieveSet(role);
                    groupPermissions.add(rolePermissions);
                }
                // put the Set into permissions(group)
                permissions.put(group, groupPermissions);
            }
            return getAclInstance(roles, permissions);
        }
        catch (Exception e)
        {
            throw new DataBackendException("Failed to build ACL for user '" +
                                           user.getName() + "'" , e);
        }
        finally
        {
            // notify the state modifiers that we are done creating the snapshot.
            unlockShared();
        }
    }