if (inputStream != null) {
                return xml.read(inputStream, request.isStrict(), source);
            } else if (reader != null) {
                return xml.read(reader, request.isStrict(), source);
            } else if (path != null) {
                try (InputStream is = Files.newInputStream(path)) {
                    return xml.read(is, request.isStrict(), source);
                }
            } else {

            if (inputStream != null) {
                return xml.read(inputStream, request.isStrict(), source);
            } else if (reader != null) {
                return xml.read(reader, request.isStrict(), source);
            } else if (path != null) {
                try (InputStream is = Files.newInputStream(path)) {
                    return xml.read(is, request.isStrict(), source);
                }
            } else {

                model = profileInjector.injectProfiles(model, activeExternalProfiles, request, problems);
            }

            lineage.add(model);

            if (currentData == superData) {
                break;
            }

            // add repositories specified by the current model so that we can resolve the parent
            if (!model.getRepositories().isEmpty()) {

            if (reader != null) {
                return xml.read(reader, request.isStrict());
            } else {
                return xml.read(inputStream, request.isStrict());
            }
        } catch (Exception e) {
            throw new XmlReaderException("Unable to read toolchains", e);
        }
    }

    @Override

            if (reader != null) {
                return xml.read(reader, request.isStrict());
            } else {
                return xml.read(inputStream, request.isStrict());
            }
        } catch (Exception e) {
            throw new XmlReaderException("Unable to read toolchains: " + getMessage(e), getLocation(e), e);
        }
    }

    @Override

                case "clean":
                    packaged = false;
                    break;
                case "package":
                case "install":
                case "deploy":
                    packaged = true;
                    break;
                default:
                    break;
            }
        }
        return packaged;
    }

                break;
            case 4:
                s = new DefaultArtifact(parts[0], parts[1], "*", parts[2], parts[3]);
                break;
            case 5:
                s = new DefaultArtifact(parts[0], parts[1], parts[2], parts[3], parts[4]);
                break;
            default:

     * @return The deserialized metadata, never {@code null}.
     * @throws IOException If the metadata could not be deserialized.
     * @throws MetadataParseException If the input format could not be parsed.
     */
    Metadata read(File input, Map<String, ?> options) throws IOException, MetadataParseException;

    /**
     * Reads the metadata from the specified character reader. The reader will be automatically closed before the method
     * returns.

                toolchains = new PersistedToolchains(new MavenToolchainsStaxReader().read(in));
            } catch (Exception e) {
                throw new MisconfiguredToolchainException(
                        "Cannot read toolchains file at " + userToolchainsFile.getAbsolutePath(), e);
            }

        } else if (userToolchainsFile != null) {

                                dom = (Xpp3Dom) execution.getConfiguration();
                                break;
                            }
                        }
                    }
                    break;
                }
            }
        }

        if (dom != null) {
            // make a copy so the original in the POM doesn't get messed with