* @param id The identifier of the profile.
     * @param active Should the profile be activated?
     * @param optional Can the build continue if the profile does not exist?
     */
    public void addProfileActivation(String id, boolean active, boolean optional) {
        final ActivationSettings settings = ActivationSettings.of(active, optional);
        this.activations.put(id, settings);
    }

                    }

                    boolean optional = profileId.charAt(0) == '?';
                    profileId = profileId.substring(optional ? 1 : 0);

                    profileActivation.addProfileActivation(profileId, active, optional);
                }
            }
        }
    }

    private ExecutionListener determineExecutionListener() {