}
                if (str != null) {
                    parallelism = Integer.parseInt(str);
                }
            } catch (Exception e) {
                // ignore
            }
            return Math.max(1, Math.min(parallelism, Runtime.getRuntime().availableProcessors()));
        }

                                    return session.getNode(r.getDependencyGraph());
                                }
                            });
                }
            };
        } catch (ProjectBuildingException e) {
            throw new ProjectBuilderException("Unable to build project", e);
        }
    }

    private static class SourceWrapper implements ModelSource2 {