paths.put(artifact, path);
                }
            }
            return () -> paths;
        } catch (ArtifactResolutionException e) {
            throw new ArtifactResolverException("Unable to resolve artifact: " + e.getMessage(), e);
        }
    }

/**
 * Handles deserialization of metadata from some kind of textual format like XML.
 *
 */
public interface MetadataReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code
     * true}. If {@code false}, unknown elements will be ignored instead of causing a failure.
     */

                }
            };
        } catch (ProjectBuildingException e) {
            throw new ProjectBuilderException("Unable to build project", e);
        }
    }

    private static class SourceWrapper implements ModelSource2 {
        private final Source source;

        SourceWrapper(Source source) {

                if (!DependencyScope.SYSTEM.is(dep.getScope())
                        && dep.getArtifact().getFile() != null) {
                    // enable re-resolution
                    org.eclipse.aether.artifact.Artifact art = dep.getArtifact();
                    art = art.setFile(null).setVersion(art.getBaseVersion());
                    dep = dep.setArtifact(art);

                    for (Plugin unsafePlugin : unsafePlugins) {
                        logger.warn("  " + unsafePlugin.getId());
                    }
                    logger.warn("");
                    logger.warn("Enable verbose output (-X) to see precisely which goals are not marked as"
                            + " thread-safe.");
                }
                logger.warn(MultilineMessageHelper.separatorLine());
            }

                    }
                }
            }
        } catch (ParseException e) {
            System.err.println("Unable to parse maven.config file options: " + e.getMessage());
            cliManager.displayHelp(System.out);
            throw e;
        }

        try {

                    field.set(v4src, ModelProblemUtils.toId(model));
                } catch (Throwable t) {
                    // TODO: use a lazy source ?
                    throw new IllegalStateException("Unable to set modelId on InputSource", t);
                }
            }
        } catch (XmlReaderException e) {
            problems.add(
                    Severity.FATAL,

            try {
                String version = resolveVersion(artifact, request);

                if (Artifact.RELEASE_VERSION.equals(version)) {
                    throw new ArtifactNotFoundException("Unable to determine the release version", artifact);
                }

                artifact.setBaseVersion(version);
                artifact.updateVersion(version, request.getLocalRepository());

                } else {
                    logger.warn("Failed to interpolate missing file location for profile activator: " + fileString
                            + ", enable verbose output (-X) for more details");
                }
            }
        }

        return false;
    }

    public void enableLogging(Logger logger) {
        this.logger = logger;
    }

                        return Optional.empty();
                    }
                }
            };
        } catch (VersionRangeResolutionException e) {
            throw new VersionRangeResolverException("Unable to resolve version range", e);
        }
    }